diff --git linux-libre-5.14.14-gnu/Documentation/networking/devlink/ice.rst linux-libre-5.14.15-gnu/Documentation/networking/devlink/ice.rst
index a432dc419fa4..5d97cee9457b 100644
--- linux-libre-5.14.14-gnu/Documentation/networking/devlink/ice.rst
+++ linux-libre-5.14.15-gnu/Documentation/networking/devlink/ice.rst
@@ -30,10 +30,11 @@ The ``ice`` driver reports the following versions
         PHY, link, etc.
     * - ``fw.mgmt.api``
       - running
-      - 1.5
-      - 2-digit version number of the API exported over the AdminQ by the
-        management firmware. Used by the driver to identify what commands
-        are supported.
+      - 1.5.1
+      - 3-digit version number (major.minor.patch) of the API exported over
+        the AdminQ by the management firmware. Used by the driver to
+        identify what commands are supported. Historical versions of the
+        kernel only displayed a 2-digit version number (major.minor).
     * - ``fw.mgmt.build``
       - running
       - 0x305d955f
diff --git linux-libre-5.14.14-gnu/Makefile linux-libre-5.14.15-gnu/Makefile
index aa61cda9fa76..7b89954dd854 100644
--- linux-libre-5.14.14-gnu/Makefile
+++ linux-libre-5.14.15-gnu/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 14
-SUBLEVEL = 14
+SUBLEVEL = 15
 EXTRAVERSION = -gnu
 NAME = Opossums on Parade
 
diff --git linux-libre-5.14.14-gnu/arch/arm/Kconfig linux-libre-5.14.15-gnu/arch/arm/Kconfig
index 2fb7012c3246..110b305af27f 100644
--- linux-libre-5.14.14-gnu/arch/arm/Kconfig
+++ linux-libre-5.14.15-gnu/arch/arm/Kconfig
@@ -93,6 +93,7 @@ config ARM
 	select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
 	select HAVE_FUNCTION_GRAPH_TRACER if !THUMB2_KERNEL && !CC_IS_CLANG
 	select HAVE_FUNCTION_TRACER if !XIP_KERNEL
+	select HAVE_FUTEX_CMPXCHG if FUTEX
 	select HAVE_GCC_PLUGINS
 	select HAVE_HW_BREAKPOINT if PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7)
 	select HAVE_IRQ_TIME_ACCOUNTING
diff --git linux-libre-5.14.14-gnu/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts linux-libre-5.14.15-gnu/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
index 8034e5dacc80..949df688c5f1 100644
--- linux-libre-5.14.14-gnu/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
+++ linux-libre-5.14.15-gnu/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
@@ -71,7 +71,6 @@
 			isc: isc@f0008000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&pinctrl_isc_base &pinctrl_isc_data_8bit &pinctrl_isc_data_9_10 &pinctrl_isc_data_11_12>;
-				status = "okay";
 			};
 
 			qspi1: spi@f0024000 {
diff --git linux-libre-5.14.14-gnu/arch/arm/boot/dts/spear3xx.dtsi linux-libre-5.14.15-gnu/arch/arm/boot/dts/spear3xx.dtsi
index f266b7b03482..cc88ebe7a60c 100644
--- linux-libre-5.14.14-gnu/arch/arm/boot/dts/spear3xx.dtsi
+++ linux-libre-5.14.15-gnu/arch/arm/boot/dts/spear3xx.dtsi
@@ -47,7 +47,7 @@
 		};
 
 		gmac: eth@e0800000 {
-			compatible = "st,spear600-gmac";
+			compatible = "snps,dwmac-3.40a";
 			reg = <0xe0800000 0x8000>;
 			interrupts = <23 22>;
 			interrupt-names = "macirq", "eth_wake_irq";
diff --git linux-libre-5.14.14-gnu/arch/arm/boot/dts/vexpress-v2m.dtsi linux-libre-5.14.15-gnu/arch/arm/boot/dts/vexpress-v2m.dtsi
index ec13ceb9ed36..79ba83d1f620 100644
--- linux-libre-5.14.14-gnu/arch/arm/boot/dts/vexpress-v2m.dtsi
+++ linux-libre-5.14.15-gnu/arch/arm/boot/dts/vexpress-v2m.dtsi
@@ -19,7 +19,7 @@
  */
 
 / {
-	bus@4000000 {
+	bus@40000000 {
 		motherboard {
 			model = "V2M-P1";
 			arm,hbi = <0x190>;
diff --git linux-libre-5.14.14-gnu/arch/arm/boot/dts/vexpress-v2p-ca9.dts linux-libre-5.14.15-gnu/arch/arm/boot/dts/vexpress-v2p-ca9.dts
index 4c5847955856..1317f0f58d53 100644
--- linux-libre-5.14.14-gnu/arch/arm/boot/dts/vexpress-v2p-ca9.dts
+++ linux-libre-5.14.15-gnu/arch/arm/boot/dts/vexpress-v2p-ca9.dts
@@ -295,7 +295,7 @@
 		};
 	};
 
-	smb: bus@4000000 {
+	smb: bus@40000000 {
 		compatible = "simple-bus";
 
 		#address-cells = <2>;
diff --git linux-libre-5.14.14-gnu/arch/arm64/kvm/hyp/include/nvhe/gfp.h linux-libre-5.14.15-gnu/arch/arm64/kvm/hyp/include/nvhe/gfp.h
index fb0f523d1492..0a048dc06a7d 100644
--- linux-libre-5.14.14-gnu/arch/arm64/kvm/hyp/include/nvhe/gfp.h
+++ linux-libre-5.14.15-gnu/arch/arm64/kvm/hyp/include/nvhe/gfp.h
@@ -24,6 +24,7 @@ struct hyp_pool {
 
 /* Allocation */
 void *hyp_alloc_pages(struct hyp_pool *pool, unsigned short order);
+void hyp_split_page(struct hyp_page *page);
 void hyp_get_page(struct hyp_pool *pool, void *addr);
 void hyp_put_page(struct hyp_pool *pool, void *addr);
 
diff --git linux-libre-5.14.14-gnu/arch/arm64/kvm/hyp/nvhe/mem_protect.c linux-libre-5.14.15-gnu/arch/arm64/kvm/hyp/nvhe/mem_protect.c
index a6ce991b1467..b79ce0059e7b 100644
--- linux-libre-5.14.14-gnu/arch/arm64/kvm/hyp/nvhe/mem_protect.c
+++ linux-libre-5.14.15-gnu/arch/arm64/kvm/hyp/nvhe/mem_protect.c
@@ -35,7 +35,18 @@ static const u8 pkvm_hyp_id = 1;
 
 static void *host_s2_zalloc_pages_exact(size_t size)
 {
-	return hyp_alloc_pages(&host_s2_pool, get_order(size));
+	void *addr = hyp_alloc_pages(&host_s2_pool, get_order(size));
+
+	hyp_split_page(hyp_virt_to_page(addr));
+
+	/*
+	 * The size of concatenated PGDs is always a power of two of PAGE_SIZE,
+	 * so there should be no need to free any of the tail pages to make the
+	 * allocation exact.
+	 */
+	WARN_ON(size != (PAGE_SIZE << get_order(size)));
+
+	return addr;
 }
 
 static void *host_s2_zalloc_page(void *pool)
diff --git linux-libre-5.14.14-gnu/arch/arm64/kvm/hyp/nvhe/page_alloc.c linux-libre-5.14.15-gnu/arch/arm64/kvm/hyp/nvhe/page_alloc.c
index 41fc25bdfb34..a6e874e61a40 100644
--- linux-libre-5.14.14-gnu/arch/arm64/kvm/hyp/nvhe/page_alloc.c
+++ linux-libre-5.14.15-gnu/arch/arm64/kvm/hyp/nvhe/page_alloc.c
@@ -193,6 +193,20 @@ void hyp_get_page(struct hyp_pool *pool, void *addr)
 	hyp_spin_unlock(&pool->lock);
 }
 
+void hyp_split_page(struct hyp_page *p)
+{
+	unsigned short order = p->order;
+	unsigned int i;
+
+	p->order = 0;
+	for (i = 1; i < (1 << order); i++) {
+		struct hyp_page *tail = p + i;
+
+		tail->order = 0;
+		hyp_set_page_refcounted(tail);
+	}
+}
+
 void *hyp_alloc_pages(struct hyp_pool *pool, unsigned short order)
 {
 	unsigned short i = order;
diff --git linux-libre-5.14.14-gnu/arch/arm64/kvm/mmu.c linux-libre-5.14.15-gnu/arch/arm64/kvm/mmu.c
index 0625bf2353c2..3fcdacfee579 100644
--- linux-libre-5.14.14-gnu/arch/arm64/kvm/mmu.c
+++ linux-libre-5.14.15-gnu/arch/arm64/kvm/mmu.c
@@ -1477,8 +1477,10 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
 		 * when updating the PG_mte_tagged page flag, see
 		 * sanitise_mte_tags for more details.
 		 */
-		if (kvm_has_mte(kvm) && vma->vm_flags & VM_SHARED)
-			return -EINVAL;
+		if (kvm_has_mte(kvm) && vma->vm_flags & VM_SHARED) {
+			ret = -EINVAL;
+			break;
+		}
 
 		if (vma->vm_flags & VM_PFNMAP) {
 			/* IO region dirty page logging not allowed */
diff --git linux-libre-5.14.14-gnu/arch/nios2/include/asm/irqflags.h linux-libre-5.14.15-gnu/arch/nios2/include/asm/irqflags.h
index b3ec3e510706..25acf27862f9 100644
--- linux-libre-5.14.14-gnu/arch/nios2/include/asm/irqflags.h
+++ linux-libre-5.14.15-gnu/arch/nios2/include/asm/irqflags.h
@@ -9,7 +9,7 @@
 
 static inline unsigned long arch_local_save_flags(void)
 {
-	return RDCTL(CTL_STATUS);
+	return RDCTL(CTL_FSTATUS);
 }
 
 /*
@@ -18,7 +18,7 @@ static inline unsigned long arch_local_save_flags(void)
  */
 static inline void arch_local_irq_restore(unsigned long flags)
 {
-	WRCTL(CTL_STATUS, flags);
+	WRCTL(CTL_FSTATUS, flags);
 }
 
 static inline void arch_local_irq_disable(void)
diff --git linux-libre-5.14.14-gnu/arch/nios2/include/asm/registers.h linux-libre-5.14.15-gnu/arch/nios2/include/asm/registers.h
index 183c720e454d..95b67dd16f81 100644
--- linux-libre-5.14.14-gnu/arch/nios2/include/asm/registers.h
+++ linux-libre-5.14.15-gnu/arch/nios2/include/asm/registers.h
@@ -11,7 +11,7 @@
 #endif
 
 /* control register numbers */
-#define CTL_STATUS	0
+#define CTL_FSTATUS	0
 #define CTL_ESTATUS	1
 #define CTL_BSTATUS	2
 #define CTL_IENABLE	3
diff --git linux-libre-5.14.14-gnu/arch/parisc/math-emu/fpudispatch.c linux-libre-5.14.15-gnu/arch/parisc/math-emu/fpudispatch.c
index 7c46969ead9b..01ed133227c2 100644
--- linux-libre-5.14.14-gnu/arch/parisc/math-emu/fpudispatch.c
+++ linux-libre-5.14.15-gnu/arch/parisc/math-emu/fpudispatch.c
@@ -310,12 +310,15 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					r1 &= ~3;
 					fpregs[t+3] = fpregs[r1+3];
 					fpregs[t+2] = fpregs[r1+2];
+					fallthrough;
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					fpregs[t] = fpregs[r1];
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 3: /* FABS */
 				switch (fmt) {
 				    case 2: /* illegal */
@@ -325,13 +328,16 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					r1 &= ~3;
 					fpregs[t+3] = fpregs[r1+3];
 					fpregs[t+2] = fpregs[r1+2];
+					fallthrough;
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					/* copy and clear sign bit */
 					fpregs[t] = fpregs[r1] & 0x7fffffff;
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 6: /* FNEG */
 				switch (fmt) {
 				    case 2: /* illegal */
@@ -341,13 +347,16 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					r1 &= ~3;
 					fpregs[t+3] = fpregs[r1+3];
 					fpregs[t+2] = fpregs[r1+2];
+					fallthrough;
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					/* copy and invert sign bit */
 					fpregs[t] = fpregs[r1] ^ 0x80000000;
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 7: /* FNEGABS */
 				switch (fmt) {
 				    case 2: /* illegal */
@@ -357,13 +366,16 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					r1 &= ~3;
 					fpregs[t+3] = fpregs[r1+3];
 					fpregs[t+2] = fpregs[r1+2];
+					fallthrough;
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					/* copy and set sign bit */
 					fpregs[t] = fpregs[r1] | 0x80000000;
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 4: /* FSQRT */
 				switch (fmt) {
 				    case 0:
@@ -376,6 +388,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 5: /* FRND */
 				switch (fmt) {
 				    case 0:
@@ -389,7 +402,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(MAJOR_0C_EXCP);
 				}
 		} /* end of switch (subop) */
-
+		BUG();
 	case 1: /* class 1 */
 		df = extru(ir,fpdfpos,2); /* get dest format */
 		if ((df & 2) || (fmt & 2)) {
@@ -419,6 +432,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* dbl/dbl */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 1: /* FCNVXF */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -434,6 +448,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(dbl_to_dbl_fcnvxf(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 2: /* FCNVFX */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -449,6 +464,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(dbl_to_dbl_fcnvfx(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 3: /* FCNVFXT */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -464,6 +480,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(dbl_to_dbl_fcnvfxt(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 5: /* FCNVUF (PA2.0 only) */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -479,6 +496,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(dbl_to_dbl_fcnvuf(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 6: /* FCNVFU (PA2.0 only) */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -494,6 +512,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(dbl_to_dbl_fcnvfu(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 7: /* FCNVFUT (PA2.0 only) */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -509,10 +528,11 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 					return(dbl_to_dbl_fcnvfut(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 4: /* undefined */
 				return(MAJOR_0C_EXCP);
 		} /* end of switch subop */
-
+		BUG();
 	case 2: /* class 2 */
 		fpu_type_flags=fpregs[FPU_TYPE_FLAG_POS];
 		r2 = extru(ir, fpr2pos, 5) * sizeof(double)/sizeof(u_int);
@@ -590,6 +610,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 1: /* FTEST */
 				switch (fmt) {
 				    case 0:
@@ -609,8 +630,10 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3:
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 		    } /* end of switch subop */
 		} /* end of else for PA1.0 & PA1.1 */
+		BUG();
 	case 3: /* class 3 */
 		r2 = extru(ir,fpr2pos,5) * sizeof(double)/sizeof(u_int);
 		if (r2 == 0)
@@ -633,6 +656,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 1: /* FSUB */
 				switch (fmt) {
 				    case 0:
@@ -645,6 +669,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 2: /* FMPY */
 				switch (fmt) {
 				    case 0:
@@ -657,6 +682,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 3: /* FDIV */
 				switch (fmt) {
 				    case 0:
@@ -669,6 +695,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 			case 4: /* FREM */
 				switch (fmt) {
 				    case 0:
@@ -681,6 +708,7 @@ decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[])
 				    case 3: /* quad not implemented */
 					return(MAJOR_0C_EXCP);
 				}
+				BUG();
 		} /* end of class 3 switch */
 	} /* end of switch(class) */
 
@@ -736,10 +764,12 @@ u_int fpregs[];
 					return(MAJOR_0E_EXCP);
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					fpregs[t] = fpregs[r1];
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 3: /* FABS */
 				switch (fmt) {
 				    case 2:
@@ -747,10 +777,12 @@ u_int fpregs[];
 					return(MAJOR_0E_EXCP);
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					fpregs[t] = fpregs[r1] & 0x7fffffff;
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 6: /* FNEG */
 				switch (fmt) {
 				    case 2:
@@ -758,10 +790,12 @@ u_int fpregs[];
 					return(MAJOR_0E_EXCP);
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					fpregs[t] = fpregs[r1] ^ 0x80000000;
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 7: /* FNEGABS */
 				switch (fmt) {
 				    case 2:
@@ -769,10 +803,12 @@ u_int fpregs[];
 					return(MAJOR_0E_EXCP);
 				    case 1: /* double */
 					fpregs[t+1] = fpregs[r1+1];
+					fallthrough;
 				    case 0: /* single */
 					fpregs[t] = fpregs[r1] | 0x80000000;
 					return(NOEXCEPTION);
 				}
+				BUG();
 			case 4: /* FSQRT */
 				switch (fmt) {
 				    case 0:
@@ -785,6 +821,7 @@ u_int fpregs[];
 				    case 3:
 					return(MAJOR_0E_EXCP);
 				}
+				BUG();
 			case 5: /* FRMD */
 				switch (fmt) {
 				    case 0:
@@ -798,7 +835,7 @@ u_int fpregs[];
 					return(MAJOR_0E_EXCP);
 				}
 		} /* end of switch (subop */
-	
+		BUG();
 	case 1: /* class 1 */
 		df = extru(ir,fpdfpos,2); /* get dest format */
 		/*
@@ -826,6 +863,7 @@ u_int fpregs[];
 				    case 3: /* dbl/dbl */
 					return(MAJOR_0E_EXCP);
 				}
+				BUG();
 			case 1: /* FCNVXF */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -841,6 +879,7 @@ u_int fpregs[];
 					return(dbl_to_dbl_fcnvxf(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 2: /* FCNVFX */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -856,6 +895,7 @@ u_int fpregs[];
 					return(dbl_to_dbl_fcnvfx(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 3: /* FCNVFXT */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -871,6 +911,7 @@ u_int fpregs[];
 					return(dbl_to_dbl_fcnvfxt(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 5: /* FCNVUF (PA2.0 only) */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -886,6 +927,7 @@ u_int fpregs[];
 					return(dbl_to_dbl_fcnvuf(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 6: /* FCNVFU (PA2.0 only) */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -901,6 +943,7 @@ u_int fpregs[];
 					return(dbl_to_dbl_fcnvfu(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 7: /* FCNVFUT (PA2.0 only) */
 				switch(fmt) {
 				    case 0: /* sgl/sgl */
@@ -916,9 +959,11 @@ u_int fpregs[];
 					return(dbl_to_dbl_fcnvfut(&fpregs[r1],0,
 						&fpregs[t],status));
 				}
+				BUG();
 			case 4: /* undefined */
 				return(MAJOR_0C_EXCP);
 		} /* end of switch subop */
+		BUG();
 	case 2: /* class 2 */
 		/*
 		 * Be careful out there.
@@ -994,6 +1039,7 @@ u_int fpregs[];
 				}
 		    } /* end of switch subop */
 		} /* end of else for PA1.0 & PA1.1 */
+		BUG();
 	case 3: /* class 3 */
 		/*
 		 * Be careful out there.
@@ -1026,6 +1072,7 @@ u_int fpregs[];
 					return(dbl_fadd(&fpregs[r1],&fpregs[r2],
 						&fpregs[t],status));
 				}
+				BUG();
 			case 1: /* FSUB */
 				switch (fmt) {
 				    case 0:
@@ -1035,6 +1082,7 @@ u_int fpregs[];
 					return(dbl_fsub(&fpregs[r1],&fpregs[r2],
 						&fpregs[t],status));
 				}
+				BUG();
 			case 2: /* FMPY or XMPYU */
 				/*
 				 * check for integer multiply (x bit set)
@@ -1071,6 +1119,7 @@ u_int fpregs[];
 					       &fpregs[r2],&fpregs[t],status));
 				    }
 				}
+				BUG();
 			case 3: /* FDIV */
 				switch (fmt) {
 				    case 0:
@@ -1080,6 +1129,7 @@ u_int fpregs[];
 					return(dbl_fdiv(&fpregs[r1],&fpregs[r2],
 						&fpregs[t],status));
 				}
+				BUG();
 			case 4: /* FREM */
 				switch (fmt) {
 				    case 0:
diff --git linux-libre-5.14.14-gnu/arch/powerpc/include/asm/code-patching.h linux-libre-5.14.15-gnu/arch/powerpc/include/asm/code-patching.h
index a95f63788c6b..4ba834599c4d 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/include/asm/code-patching.h
+++ linux-libre-5.14.15-gnu/arch/powerpc/include/asm/code-patching.h
@@ -23,6 +23,7 @@
 #define BRANCH_ABSOLUTE	0x2
 
 bool is_offset_in_branch_range(long offset);
+bool is_offset_in_cond_branch_range(long offset);
 int create_branch(struct ppc_inst *instr, const u32 *addr,
 		  unsigned long target, int flags);
 int create_cond_branch(struct ppc_inst *instr, const u32 *addr,
diff --git linux-libre-5.14.14-gnu/arch/powerpc/include/asm/security_features.h linux-libre-5.14.15-gnu/arch/powerpc/include/asm/security_features.h
index 792eefaf230b..27574f218b37 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/include/asm/security_features.h
+++ linux-libre-5.14.15-gnu/arch/powerpc/include/asm/security_features.h
@@ -39,6 +39,11 @@ static inline bool security_ftr_enabled(u64 feature)
 	return !!(powerpc_security_features & feature);
 }
 
+#ifdef CONFIG_PPC_BOOK3S_64
+enum stf_barrier_type stf_barrier_type_get(void);
+#else
+static inline enum stf_barrier_type stf_barrier_type_get(void) { return STF_BARRIER_NONE; }
+#endif
 
 // Features indicating support for Spectre/Meltdown mitigations
 
diff --git linux-libre-5.14.14-gnu/arch/powerpc/kernel/idle_book3s.S linux-libre-5.14.15-gnu/arch/powerpc/kernel/idle_book3s.S
index abb719b21cae..3d97fb833834 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/kernel/idle_book3s.S
+++ linux-libre-5.14.15-gnu/arch/powerpc/kernel/idle_book3s.S
@@ -126,14 +126,16 @@ _GLOBAL(idle_return_gpr_loss)
 /*
  * This is the sequence required to execute idle instructions, as
  * specified in ISA v2.07 (and earlier). MSR[IR] and MSR[DR] must be 0.
- *
- * The 0(r1) slot is used to save r2 in isa206, so use that here.
+ * We have to store a GPR somewhere, ptesync, then reload it, and create
+ * a false dependency on the result of the load. It doesn't matter which
+ * GPR we store, or where we store it. We have already stored r2 to the
+ * stack at -8(r1) in isa206_idle_insn_mayloss, so use that.
  */
 #define IDLE_STATE_ENTER_SEQ_NORET(IDLE_INST)			\
 	/* Magic NAP/SLEEP/WINKLE mode enter sequence */	\
-	std	r2,0(r1);					\
+	std	r2,-8(r1);					\
 	ptesync;						\
-	ld	r2,0(r1);					\
+	ld	r2,-8(r1);					\
 236:	cmpd	cr0,r2,r2;					\
 	bne	236b;						\
 	IDLE_INST;						\
diff --git linux-libre-5.14.14-gnu/arch/powerpc/kernel/security.c linux-libre-5.14.15-gnu/arch/powerpc/kernel/security.c
index cc51fa52e783..e723ff77cc9b 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/kernel/security.c
+++ linux-libre-5.14.15-gnu/arch/powerpc/kernel/security.c
@@ -263,6 +263,11 @@ static int __init handle_no_stf_barrier(char *p)
 
 early_param("no_stf_barrier", handle_no_stf_barrier);
 
+enum stf_barrier_type stf_barrier_type_get(void)
+{
+	return stf_enabled_flush_types;
+}
+
 /* This is the generic flag used by other architectures */
 static int __init handle_ssbd(char *p)
 {
diff --git linux-libre-5.14.14-gnu/arch/powerpc/kernel/smp.c linux-libre-5.14.15-gnu/arch/powerpc/kernel/smp.c
index 12c75b95646a..3c5eb9dc101b 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/kernel/smp.c
+++ linux-libre-5.14.15-gnu/arch/powerpc/kernel/smp.c
@@ -1703,8 +1703,6 @@ void __cpu_die(unsigned int cpu)
 
 void arch_cpu_idle_dead(void)
 {
-	sched_preempt_enable_no_resched();
-
 	/*
 	 * Disable on the down path. This will be re-enabled by
 	 * start_secondary() via start_secondary_resume() below
diff --git linux-libre-5.14.14-gnu/arch/powerpc/kvm/book3s_hv_rmhandlers.S linux-libre-5.14.15-gnu/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index dd18e1c44751..bbcc82b828da 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ linux-libre-5.14.15-gnu/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -255,13 +255,16 @@ kvm_novcpu_exit:
  * r3 contains the SRR1 wakeup value, SRR1 is trashed.
  */
 _GLOBAL(idle_kvm_start_guest)
-	ld	r4,PACAEMERGSP(r13)
 	mfcr	r5
 	mflr	r0
-	std	r1,0(r4)
-	std	r5,8(r4)
-	std	r0,16(r4)
-	subi	r1,r4,STACK_FRAME_OVERHEAD
+	std	r5, 8(r1)	// Save CR in caller's frame
+	std	r0, 16(r1)	// Save LR in caller's frame
+	// Create frame on emergency stack
+	ld	r4, PACAEMERGSP(r13)
+	stdu	r1, -SWITCH_FRAME_SIZE(r4)
+	// Switch to new frame on emergency stack
+	mr	r1, r4
+	std	r3, 32(r1)	// Save SRR1 wakeup value
 	SAVE_NVGPRS(r1)
 
 	/*
@@ -313,6 +316,10 @@ kvm_unsplit_wakeup:
 
 kvm_secondary_got_guest:
 
+	// About to go to guest, clear saved SRR1
+	li	r0, 0
+	std	r0, 32(r1)
+
 	/* Set HSTATE_DSCR(r13) to something sensible */
 	ld	r6, PACA_DSCR_DEFAULT(r13)
 	std	r6, HSTATE_DSCR(r13)
@@ -392,13 +399,12 @@ kvm_no_guest:
 	mfspr	r4, SPRN_LPCR
 	rlwimi	r4, r3, 0, LPCR_PECE0 | LPCR_PECE1
 	mtspr	SPRN_LPCR, r4
-	/* set up r3 for return */
-	mfspr	r3,SPRN_SRR1
+	// Return SRR1 wakeup value, or 0 if we went into the guest
+	ld	r3, 32(r1)
 	REST_NVGPRS(r1)
-	addi	r1, r1, STACK_FRAME_OVERHEAD
-	ld	r0, 16(r1)
-	ld	r5, 8(r1)
-	ld	r1, 0(r1)
+	ld	r1, 0(r1)	// Switch back to caller stack
+	ld	r0, 16(r1)	// Reload LR
+	ld	r5, 8(r1)	// Reload CR
 	mtlr	r0
 	mtcr	r5
 	blr
diff --git linux-libre-5.14.14-gnu/arch/powerpc/lib/code-patching.c linux-libre-5.14.15-gnu/arch/powerpc/lib/code-patching.c
index f9a3019e37b4..c5ed98823835 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/lib/code-patching.c
+++ linux-libre-5.14.15-gnu/arch/powerpc/lib/code-patching.c
@@ -228,6 +228,11 @@ bool is_offset_in_branch_range(long offset)
 	return (offset >= -0x2000000 && offset <= 0x1fffffc && !(offset & 0x3));
 }
 
+bool is_offset_in_cond_branch_range(long offset)
+{
+	return offset >= -0x8000 && offset <= 0x7fff && !(offset & 0x3);
+}
+
 /*
  * Helper to check if a given instruction is a conditional branch
  * Derived from the conditional checks in analyse_instr()
@@ -280,7 +285,7 @@ int create_cond_branch(struct ppc_inst *instr, const u32 *addr,
 		offset = offset - (unsigned long)addr;
 
 	/* Check we can represent the target in the instruction format */
-	if (offset < -0x8000 || offset > 0x7FFF || offset & 0x3)
+	if (!is_offset_in_cond_branch_range(offset))
 		return 1;
 
 	/* Mask out the flags and target, so they don't step on each other. */
diff --git linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit.h linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit.h
index 99fad093f43e..7e9b978b768e 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit.h
+++ linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit.h
@@ -24,16 +24,30 @@
 #define EMIT(instr)		PLANT_INSTR(image, ctx->idx, instr)
 
 /* Long jump; (unconditional 'branch') */
-#define PPC_JMP(dest)		EMIT(PPC_INST_BRANCH |			      \
-				     (((dest) - (ctx->idx * 4)) & 0x03fffffc))
+#define PPC_JMP(dest)							      \
+	do {								      \
+		long offset = (long)(dest) - (ctx->idx * 4);		      \
+		if (!is_offset_in_branch_range(offset)) {		      \
+			pr_err_ratelimited("Branch offset 0x%lx (@%u) out of range\n", offset, ctx->idx);			\
+			return -ERANGE;					      \
+		}							      \
+		EMIT(PPC_INST_BRANCH | (offset & 0x03fffffc));		      \
+	} while (0)
+
 /* blr; (unconditional 'branch' with link) to absolute address */
 #define PPC_BL_ABS(dest)	EMIT(PPC_INST_BL |			      \
 				     (((dest) - (unsigned long)(image + ctx->idx)) & 0x03fffffc))
 /* "cond" here covers BO:BI fields. */
-#define PPC_BCC_SHORT(cond, dest)	EMIT(PPC_INST_BRANCH_COND |	      \
-					     (((cond) & 0x3ff) << 16) |	      \
-					     (((dest) - (ctx->idx * 4)) &     \
-					      0xfffc))
+#define PPC_BCC_SHORT(cond, dest)					      \
+	do {								      \
+		long offset = (long)(dest) - (ctx->idx * 4);		      \
+		if (!is_offset_in_cond_branch_range(offset)) {		      \
+			pr_err_ratelimited("Conditional branch offset 0x%lx (@%u) out of range\n", offset, ctx->idx);		\
+			return -ERANGE;					      \
+		}							      \
+		EMIT(PPC_INST_BRANCH_COND | (((cond) & 0x3ff) << 16) | (offset & 0xfffc));					\
+	} while (0)
+
 /* Sign-extended 32-bit immediate load */
 #define PPC_LI32(d, i)		do {					      \
 		if ((int)(uintptr_t)(i) >= -32768 &&			      \
@@ -78,11 +92,6 @@
 #define PPC_FUNC_ADDR(d,i) do { PPC_LI32(d, i); } while(0)
 #endif
 
-static inline bool is_nearbranch(int offset)
-{
-	return (offset < 32768) && (offset >= -32768);
-}
-
 /*
  * The fly in the ointment of code size changing from pass to pass is
  * avoided by padding the short branch case with a NOP.	 If code size differs
@@ -91,7 +100,7 @@ static inline bool is_nearbranch(int offset)
  * state.
  */
 #define PPC_BCC(cond, dest)	do {					      \
-		if (is_nearbranch((dest) - (ctx->idx * 4))) {		      \
+		if (is_offset_in_cond_branch_range((long)(dest) - (ctx->idx * 4))) {	\
 			PPC_BCC_SHORT(cond, dest);			      \
 			EMIT(PPC_RAW_NOP());				      \
 		} else {						      \
diff --git linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit64.h linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit64.h
index 7b713edfa7e2..b63b35e45e55 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit64.h
+++ linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit64.h
@@ -16,18 +16,18 @@
  * with our redzone usage.
  *
  *		[	prev sp		] <-------------
- *		[   nv gpr save area	] 6*8		|
+ *		[   nv gpr save area	] 5*8		|
  *		[    tail_call_cnt	] 8		|
- *		[    local_tmp_var	] 8		|
+ *		[    local_tmp_var	] 16		|
  * fp (r31) -->	[   ebpf stack space	] upto 512	|
  *		[     frame header	] 32/112	|
  * sp (r1) --->	[    stack pointer	] --------------
  */
 
 /* for gpr non volatile registers BPG_REG_6 to 10 */
-#define BPF_PPC_STACK_SAVE	(6*8)
+#define BPF_PPC_STACK_SAVE	(5*8)
 /* for bpf JIT code internal usage */
-#define BPF_PPC_STACK_LOCALS	16
+#define BPF_PPC_STACK_LOCALS	24
 /* stack frame excluding BPF stack, ensure this is quadword aligned */
 #define BPF_PPC_STACKFRAME	(STACK_FRAME_MIN_SIZE + \
 				 BPF_PPC_STACK_LOCALS + BPF_PPC_STACK_SAVE)
diff --git linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit_comp.c linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit_comp.c
index 53aefee3fe70..fcbf7a917c56 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit_comp.c
+++ linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit_comp.c
@@ -210,7 +210,11 @@ skip_init_ctx:
 		/* Now build the prologue, body code & epilogue for real. */
 		cgctx.idx = 0;
 		bpf_jit_build_prologue(code_base, &cgctx);
-		bpf_jit_build_body(fp, code_base, &cgctx, addrs, extra_pass);
+		if (bpf_jit_build_body(fp, code_base, &cgctx, addrs, extra_pass)) {
+			bpf_jit_binary_free(bpf_hdr);
+			fp = org_fp;
+			goto out_addrs;
+		}
 		bpf_jit_build_epilogue(code_base, &cgctx);
 
 		if (bpf_jit_enable > 1)
diff --git linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit_comp32.c linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit_comp32.c
index a7759aa8043d..0da31d41d413 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit_comp32.c
+++ linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit_comp32.c
@@ -200,7 +200,7 @@ void bpf_jit_emit_func_call_rel(u32 *image, struct codegen_context *ctx, u64 fun
 	}
 }
 
-static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
+static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
 {
 	/*
 	 * By now, the eBPF program has already setup parameters in r3-r6
@@ -261,7 +261,9 @@ static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32
 	bpf_jit_emit_common_epilogue(image, ctx);
 
 	EMIT(PPC_RAW_BCTR());
+
 	/* out: */
+	return 0;
 }
 
 /* Assemble the body code between the prologue & epilogue */
@@ -1090,7 +1092,9 @@ cond_branch:
 		 */
 		case BPF_JMP | BPF_TAIL_CALL:
 			ctx->seen |= SEEN_TAILCALL;
-			bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
+			ret = bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
+			if (ret < 0)
+				return ret;
 			break;
 
 		default:
diff --git linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit_comp64.c linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit_comp64.c
index dff4a2930970..8b5157ccfeba 100644
--- linux-libre-5.14.14-gnu/arch/powerpc/net/bpf_jit_comp64.c
+++ linux-libre-5.14.15-gnu/arch/powerpc/net/bpf_jit_comp64.c
@@ -15,6 +15,7 @@
 #include <linux/if_vlan.h>
 #include <asm/kprobes.h>
 #include <linux/bpf.h>
+#include <asm/security_features.h>
 
 #include "bpf_jit64.h"
 
@@ -35,9 +36,9 @@ static inline bool bpf_has_stack_frame(struct codegen_context *ctx)
  *		[	prev sp		] <-------------
  *		[	  ...       	] 		|
  * sp (r1) --->	[    stack pointer	] --------------
- *		[   nv gpr save area	] 6*8
+ *		[   nv gpr save area	] 5*8
  *		[    tail_call_cnt	] 8
- *		[    local_tmp_var	] 8
+ *		[    local_tmp_var	] 16
  *		[   unused red zone	] 208 bytes protected
  */
 static int bpf_jit_stack_local(struct codegen_context *ctx)
@@ -45,12 +46,12 @@ static int bpf_jit_stack_local(struct codegen_context *ctx)
 	if (bpf_has_stack_frame(ctx))
 		return STACK_FRAME_MIN_SIZE + ctx->stack_size;
 	else
-		return -(BPF_PPC_STACK_SAVE + 16);
+		return -(BPF_PPC_STACK_SAVE + 24);
 }
 
 static int bpf_jit_stack_tailcallcnt(struct codegen_context *ctx)
 {
-	return bpf_jit_stack_local(ctx) + 8;
+	return bpf_jit_stack_local(ctx) + 16;
 }
 
 static int bpf_jit_stack_offsetof(struct codegen_context *ctx, int reg)
@@ -206,7 +207,7 @@ void bpf_jit_emit_func_call_rel(u32 *image, struct codegen_context *ctx, u64 fun
 	EMIT(PPC_RAW_BCTRL());
 }
 
-static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
+static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
 {
 	/*
 	 * By now, the eBPF program has already setup parameters in r3, r4 and r5
@@ -267,13 +268,38 @@ static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32
 	bpf_jit_emit_common_epilogue(image, ctx);
 
 	EMIT(PPC_RAW_BCTR());
+
 	/* out: */
+	return 0;
 }
 
+/*
+ * We spill into the redzone always, even if the bpf program has its own stackframe.
+ * Offsets hardcoded based on BPF_PPC_STACK_SAVE -- see bpf_jit_stack_local()
+ */
+void bpf_stf_barrier(void);
+
+asm (
+"		.global bpf_stf_barrier		;"
+"	bpf_stf_barrier:			;"
+"		std	21,-64(1)		;"
+"		std	22,-56(1)		;"
+"		sync				;"
+"		ld	21,-64(1)		;"
+"		ld	22,-56(1)		;"
+"		ori	31,31,0			;"
+"		.rept 14			;"
+"		b	1f			;"
+"	1:					;"
+"		.endr				;"
+"		blr				;"
+);
+
 /* Assemble the body code between the prologue & epilogue */
 int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *ctx,
 		       u32 *addrs, bool extra_pass)
 {
+	enum stf_barrier_type stf_barrier = stf_barrier_type_get();
 	const struct bpf_insn *insn = fp->insnsi;
 	int flen = fp->len;
 	int i, ret;
@@ -644,6 +670,29 @@ emit_clear:
 		 * BPF_ST NOSPEC (speculation barrier)
 		 */
 		case BPF_ST | BPF_NOSPEC:
+			if (!security_ftr_enabled(SEC_FTR_FAVOUR_SECURITY) ||
+					!security_ftr_enabled(SEC_FTR_STF_BARRIER))
+				break;
+
+			switch (stf_barrier) {
+			case STF_BARRIER_EIEIO:
+				EMIT(PPC_RAW_EIEIO() | 0x02000000);
+				break;
+			case STF_BARRIER_SYNC_ORI:
+				EMIT(PPC_RAW_SYNC());
+				EMIT(PPC_RAW_LD(b2p[TMP_REG_1], _R13, 0));
+				EMIT(PPC_RAW_ORI(_R31, _R31, 0));
+				break;
+			case STF_BARRIER_FALLBACK:
+				EMIT(PPC_RAW_MFLR(b2p[TMP_REG_1]));
+				PPC_LI64(12, dereference_kernel_function_descriptor(bpf_stf_barrier));
+				EMIT(PPC_RAW_MTCTR(12));
+				EMIT(PPC_RAW_BCTRL());
+				EMIT(PPC_RAW_MTLR(b2p[TMP_REG_1]));
+				break;
+			case STF_BARRIER_NONE:
+				break;
+			}
 			break;
 
 		/*
@@ -1006,7 +1055,9 @@ cond_branch:
 		 */
 		case BPF_JMP | BPF_TAIL_CALL:
 			ctx->seen |= SEEN_TAILCALL;
-			bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
+			ret = bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
+			if (ret < 0)
+				return ret;
 			break;
 
 		default:
diff --git linux-libre-5.14.14-gnu/arch/s390/include/asm/pci.h linux-libre-5.14.15-gnu/arch/s390/include/asm/pci.h
index 5509b224c2ec..abe4d45c2f47 100644
--- linux-libre-5.14.14-gnu/arch/s390/include/asm/pci.h
+++ linux-libre-5.14.15-gnu/arch/s390/include/asm/pci.h
@@ -207,6 +207,8 @@ int zpci_enable_device(struct zpci_dev *);
 int zpci_disable_device(struct zpci_dev *);
 int zpci_scan_configured_device(struct zpci_dev *zdev, u32 fh);
 int zpci_deconfigure_device(struct zpci_dev *zdev);
+void zpci_device_reserved(struct zpci_dev *zdev);
+bool zpci_is_device_configured(struct zpci_dev *zdev);
 
 int zpci_register_ioat(struct zpci_dev *, u8, u64, u64, u64);
 int zpci_unregister_ioat(struct zpci_dev *, u8);
diff --git linux-libre-5.14.14-gnu/arch/s390/pci/pci.c linux-libre-5.14.15-gnu/arch/s390/pci/pci.c
index 34839bad33e4..d7ef98218c80 100644
--- linux-libre-5.14.14-gnu/arch/s390/pci/pci.c
+++ linux-libre-5.14.15-gnu/arch/s390/pci/pci.c
@@ -92,7 +92,7 @@ void zpci_remove_reserved_devices(void)
 	spin_unlock(&zpci_list_lock);
 
 	list_for_each_entry_safe(zdev, tmp, &remove, entry)
-		zpci_zdev_put(zdev);
+		zpci_device_reserved(zdev);
 }
 
 int pci_domain_nr(struct pci_bus *bus)
@@ -744,6 +744,14 @@ error:
 	return ERR_PTR(rc);
 }
 
+bool zpci_is_device_configured(struct zpci_dev *zdev)
+{
+	enum zpci_state state = zdev->state;
+
+	return state != ZPCI_FN_STATE_RESERVED &&
+		state != ZPCI_FN_STATE_STANDBY;
+}
+
 /**
  * zpci_scan_configured_device() - Scan a freshly configured zpci_dev
  * @zdev: The zpci_dev to be configured
@@ -810,6 +818,31 @@ int zpci_deconfigure_device(struct zpci_dev *zdev)
 	return 0;
 }
 
+/**
+ * zpci_device_reserved() - Mark device as resverved
+ * @zdev: the zpci_dev that was reserved
+ *
+ * Handle the case that a given zPCI function was reserved by another system.
+ * After a call to this function the zpci_dev can not be found via
+ * get_zdev_by_fid() anymore but may still be accessible via existing
+ * references though it will not be functional anymore.
+ */
+void zpci_device_reserved(struct zpci_dev *zdev)
+{
+	if (zdev->has_hp_slot)
+		zpci_exit_slot(zdev);
+	/*
+	 * Remove device from zpci_list as it is going away. This also
+	 * makes sure we ignore subsequent zPCI events for this device.
+	 */
+	spin_lock(&zpci_list_lock);
+	list_del(&zdev->entry);
+	spin_unlock(&zpci_list_lock);
+	zdev->state = ZPCI_FN_STATE_RESERVED;
+	zpci_dbg(3, "rsv fid:%x\n", zdev->fid);
+	zpci_zdev_put(zdev);
+}
+
 void zpci_release_device(struct kref *kref)
 {
 	struct zpci_dev *zdev = container_of(kref, struct zpci_dev, kref);
@@ -829,17 +862,20 @@ void zpci_release_device(struct kref *kref)
 	case ZPCI_FN_STATE_STANDBY:
 		if (zdev->has_hp_slot)
 			zpci_exit_slot(zdev);
-		zpci_cleanup_bus_resources(zdev);
+		spin_lock(&zpci_list_lock);
+		list_del(&zdev->entry);
+		spin_unlock(&zpci_list_lock);
+		zpci_dbg(3, "rsv fid:%x\n", zdev->fid);
+		fallthrough;
+	case ZPCI_FN_STATE_RESERVED:
+		if (zdev->has_resources)
+			zpci_cleanup_bus_resources(zdev);
 		zpci_bus_device_unregister(zdev);
 		zpci_destroy_iommu(zdev);
 		fallthrough;
 	default:
 		break;
 	}
-
-	spin_lock(&zpci_list_lock);
-	list_del(&zdev->entry);
-	spin_unlock(&zpci_list_lock);
 	zpci_dbg(3, "rem fid:%x\n", zdev->fid);
 	kfree(zdev);
 }
diff --git linux-libre-5.14.14-gnu/arch/s390/pci/pci_event.c linux-libre-5.14.15-gnu/arch/s390/pci/pci_event.c
index cd447b96b4b1..9b26617ca1c5 100644
--- linux-libre-5.14.14-gnu/arch/s390/pci/pci_event.c
+++ linux-libre-5.14.15-gnu/arch/s390/pci/pci_event.c
@@ -137,7 +137,7 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf)
 			/* The 0x0304 event may immediately reserve the device */
 			if (!clp_get_state(zdev->fid, &state) &&
 			    state == ZPCI_FN_STATE_RESERVED) {
-				zpci_zdev_put(zdev);
+				zpci_device_reserved(zdev);
 			}
 		}
 		break;
@@ -148,7 +148,7 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf)
 	case 0x0308: /* Standby -> Reserved */
 		if (!zdev)
 			break;
-		zpci_zdev_put(zdev);
+		zpci_device_reserved(zdev);
 		break;
 	default:
 		break;
diff --git linux-libre-5.14.14-gnu/arch/sh/include/asm/pgtable-3level.h linux-libre-5.14.15-gnu/arch/sh/include/asm/pgtable-3level.h
index 56bf35c2f29c..cdced80a7ffa 100644
--- linux-libre-5.14.14-gnu/arch/sh/include/asm/pgtable-3level.h
+++ linux-libre-5.14.15-gnu/arch/sh/include/asm/pgtable-3level.h
@@ -34,7 +34,7 @@ typedef struct { unsigned long long pmd; } pmd_t;
 
 static inline pmd_t *pud_pgtable(pud_t pud)
 {
-	return (pmd_t *)pud_val(pud);
+	return (pmd_t *)(unsigned long)pud_val(pud);
 }
 
 /* only used by the stubbed out hugetlb gup code, should never be called */
diff --git linux-libre-5.14.14-gnu/arch/x86/events/msr.c linux-libre-5.14.15-gnu/arch/x86/events/msr.c
index c853b28efa33..96c775abe31f 100644
--- linux-libre-5.14.14-gnu/arch/x86/events/msr.c
+++ linux-libre-5.14.15-gnu/arch/x86/events/msr.c
@@ -68,6 +68,7 @@ static bool test_intel(int idx, void *data)
 	case INTEL_FAM6_BROADWELL_D:
 	case INTEL_FAM6_BROADWELL_G:
 	case INTEL_FAM6_BROADWELL_X:
+	case INTEL_FAM6_SAPPHIRERAPIDS_X:
 
 	case INTEL_FAM6_ATOM_SILVERMONT:
 	case INTEL_FAM6_ATOM_SILVERMONT_D:
diff --git linux-libre-5.14.14-gnu/arch/x86/include/asm/kvm_host.h linux-libre-5.14.15-gnu/arch/x86/include/asm/kvm_host.h
index af6ce8d4c86a..471b35d0b121 100644
--- linux-libre-5.14.14-gnu/arch/x86/include/asm/kvm_host.h
+++ linux-libre-5.14.15-gnu/arch/x86/include/asm/kvm_host.h
@@ -695,7 +695,8 @@ struct kvm_vcpu_arch {
 
 	struct kvm_pio_request pio;
 	void *pio_data;
-	void *guest_ins_data;
+	void *sev_pio_data;
+	unsigned sev_pio_count;
 
 	u8 event_exit_inst_len;
 
diff --git linux-libre-5.14.14-gnu/arch/x86/kvm/mmu/mmu.c linux-libre-5.14.15-gnu/arch/x86/kvm/mmu/mmu.c
index c268fb59f779..6719a8041f59 100644
--- linux-libre-5.14.14-gnu/arch/x86/kvm/mmu/mmu.c
+++ linux-libre-5.14.15-gnu/arch/x86/kvm/mmu/mmu.c
@@ -4465,10 +4465,10 @@ static void update_pkru_bitmask(struct kvm_mmu *mmu)
 	unsigned bit;
 	bool wp;
 
-	if (!is_cr4_pke(mmu)) {
-		mmu->pkru_mask = 0;
+	mmu->pkru_mask = 0;
+
+	if (!is_cr4_pke(mmu))
 		return;
-	}
 
 	wp = is_cr0_wp(mmu);
 
diff --git linux-libre-5.14.14-gnu/arch/x86/kvm/svm/sev.c linux-libre-5.14.15-gnu/arch/x86/kvm/svm/sev.c
index cb166bde449b..9959888cb10c 100644
--- linux-libre-5.14.14-gnu/arch/x86/kvm/svm/sev.c
+++ linux-libre-5.14.15-gnu/arch/x86/kvm/svm/sev.c
@@ -619,7 +619,12 @@ static int __sev_launch_update_vmsa(struct kvm *kvm, struct kvm_vcpu *vcpu,
 	vmsa.handle = to_kvm_svm(kvm)->sev_info.handle;
 	vmsa.address = __sme_pa(svm->vmsa);
 	vmsa.len = PAGE_SIZE;
-	return sev_issue_cmd(kvm, SEV_CMD_LAUNCH_UPDATE_VMSA, &vmsa, error);
+	ret = sev_issue_cmd(kvm, SEV_CMD_LAUNCH_UPDATE_VMSA, &vmsa, error);
+	if (ret)
+	  return ret;
+
+	vcpu->arch.guest_state_protected = true;
+	return 0;
 }
 
 static int sev_launch_update_vmsa(struct kvm *kvm, struct kvm_sev_cmd *argp)
@@ -1480,6 +1485,13 @@ static int sev_receive_update_data(struct kvm *kvm, struct kvm_sev_cmd *argp)
 		goto e_free_trans;
 	}
 
+	/*
+	 * Flush (on non-coherent CPUs) before RECEIVE_UPDATE_DATA, the PSP
+	 * encrypts the written data with the guest's key, and the cache may
+	 * contain dirty, unencrypted data.
+	 */
+	sev_clflush_pages(guest_page, n);
+
 	/* The RECEIVE_UPDATE_DATA command requires C-bit to be always set. */
 	data.guest_address = (page_to_pfn(guest_page[0]) << PAGE_SHIFT) + offset;
 	data.guest_address |= sev_me_mask;
@@ -2584,7 +2596,7 @@ int sev_es_string_io(struct vcpu_svm *svm, int size, unsigned int port, int in)
 		return -EINVAL;
 
 	return kvm_sev_es_string_io(&svm->vcpu, size, port,
-				    svm->ghcb_sa, svm->ghcb_sa_len, in);
+				    svm->ghcb_sa, svm->ghcb_sa_len / size, in);
 }
 
 void sev_es_init_vmcb(struct vcpu_svm *svm)
diff --git linux-libre-5.14.14-gnu/arch/x86/kvm/svm/svm.h linux-libre-5.14.15-gnu/arch/x86/kvm/svm/svm.h
index bd0fe94c2920..820f807f8a4f 100644
--- linux-libre-5.14.14-gnu/arch/x86/kvm/svm/svm.h
+++ linux-libre-5.14.15-gnu/arch/x86/kvm/svm/svm.h
@@ -191,7 +191,7 @@ struct vcpu_svm {
 
 	/* SEV-ES scratch area support */
 	void *ghcb_sa;
-	u64 ghcb_sa_len;
+	u32 ghcb_sa_len;
 	bool ghcb_sa_sync;
 	bool ghcb_sa_free;
 
diff --git linux-libre-5.14.14-gnu/arch/x86/kvm/vmx/vmx.c linux-libre-5.14.15-gnu/arch/x86/kvm/vmx/vmx.c
index 55de1eb135f9..3cb2f4739e32 100644
--- linux-libre-5.14.14-gnu/arch/x86/kvm/vmx/vmx.c
+++ linux-libre-5.14.15-gnu/arch/x86/kvm/vmx/vmx.c
@@ -6288,18 +6288,13 @@ static int vmx_sync_pir_to_irr(struct kvm_vcpu *vcpu)
 
 		/*
 		 * If we are running L2 and L1 has a new pending interrupt
-		 * which can be injected, we should re-evaluate
-		 * what should be done with this new L1 interrupt.
-		 * If L1 intercepts external-interrupts, we should
-		 * exit from L2 to L1. Otherwise, interrupt should be
-		 * delivered directly to L2.
+		 * which can be injected, this may cause a vmexit or it may
+		 * be injected into L2.  Either way, this interrupt will be
+		 * processed via KVM_REQ_EVENT, not RVI, because we do not use
+		 * virtual interrupt delivery to inject L1 interrupts into L2.
 		 */
-		if (is_guest_mode(vcpu) && max_irr_updated) {
-			if (nested_exit_on_intr(vcpu))
-				kvm_vcpu_exiting_guest_mode(vcpu);
-			else
-				kvm_make_request(KVM_REQ_EVENT, vcpu);
-		}
+		if (is_guest_mode(vcpu) && max_irr_updated)
+			kvm_make_request(KVM_REQ_EVENT, vcpu);
 	} else {
 		max_irr = kvm_lapic_find_highest_irr(vcpu);
 	}
diff --git linux-libre-5.14.14-gnu/arch/x86/kvm/x86.c linux-libre-5.14.15-gnu/arch/x86/kvm/x86.c
index 4b0e866e9f08..8e9df0e00f3d 100644
--- linux-libre-5.14.14-gnu/arch/x86/kvm/x86.c
+++ linux-libre-5.14.15-gnu/arch/x86/kvm/x86.c
@@ -6907,7 +6907,7 @@ static int kernel_pio(struct kvm_vcpu *vcpu, void *pd)
 }
 
 static int emulator_pio_in_out(struct kvm_vcpu *vcpu, int size,
-			       unsigned short port, void *val,
+			       unsigned short port,
 			       unsigned int count, bool in)
 {
 	vcpu->arch.pio.port = port;
@@ -6915,10 +6915,8 @@ static int emulator_pio_in_out(struct kvm_vcpu *vcpu, int size,
 	vcpu->arch.pio.count  = count;
 	vcpu->arch.pio.size = size;
 
-	if (!kernel_pio(vcpu, vcpu->arch.pio_data)) {
-		vcpu->arch.pio.count = 0;
+	if (!kernel_pio(vcpu, vcpu->arch.pio_data))
 		return 1;
-	}
 
 	vcpu->run->exit_reason = KVM_EXIT_IO;
 	vcpu->run->io.direction = in ? KVM_EXIT_IO_IN : KVM_EXIT_IO_OUT;
@@ -6930,26 +6928,39 @@ static int emulator_pio_in_out(struct kvm_vcpu *vcpu, int size,
 	return 0;
 }
 
-static int emulator_pio_in(struct kvm_vcpu *vcpu, int size,
-			   unsigned short port, void *val, unsigned int count)
+static int __emulator_pio_in(struct kvm_vcpu *vcpu, int size,
+			     unsigned short port, unsigned int count)
 {
-	int ret;
+	WARN_ON(vcpu->arch.pio.count);
+	memset(vcpu->arch.pio_data, 0, size * count);
+	return emulator_pio_in_out(vcpu, size, port, count, true);
+}
 
-	if (vcpu->arch.pio.count)
-		goto data_avail;
+static void complete_emulator_pio_in(struct kvm_vcpu *vcpu, void *val)
+{
+	int size = vcpu->arch.pio.size;
+	unsigned count = vcpu->arch.pio.count;
+	memcpy(val, vcpu->arch.pio_data, size * count);
+	trace_kvm_pio(KVM_PIO_IN, vcpu->arch.pio.port, size, count, vcpu->arch.pio_data);
+	vcpu->arch.pio.count = 0;
+}
 
-	memset(vcpu->arch.pio_data, 0, size * count);
+static int emulator_pio_in(struct kvm_vcpu *vcpu, int size,
+			   unsigned short port, void *val, unsigned int count)
+{
+	if (vcpu->arch.pio.count) {
+		/* Complete previous iteration.  */
+	} else {
+		int r = __emulator_pio_in(vcpu, size, port, count);
+		if (!r)
+			return r;
 
-	ret = emulator_pio_in_out(vcpu, size, port, val, count, true);
-	if (ret) {
-data_avail:
-		memcpy(val, vcpu->arch.pio_data, size * count);
-		trace_kvm_pio(KVM_PIO_IN, port, size, count, vcpu->arch.pio_data);
-		vcpu->arch.pio.count = 0;
-		return 1;
+		/* Results already available, fall through.  */
 	}
 
-	return 0;
+	WARN_ON(count != vcpu->arch.pio.count);
+	complete_emulator_pio_in(vcpu, val);
+	return 1;
 }
 
 static int emulator_pio_in_emulated(struct x86_emulate_ctxt *ctxt,
@@ -6964,9 +6975,15 @@ static int emulator_pio_out(struct kvm_vcpu *vcpu, int size,
 			    unsigned short port, const void *val,
 			    unsigned int count)
 {
+	int ret;
+
 	memcpy(vcpu->arch.pio_data, val, size * count);
 	trace_kvm_pio(KVM_PIO_OUT, port, size, count, vcpu->arch.pio_data);
-	return emulator_pio_in_out(vcpu, size, port, (void *)val, count, false);
+	ret = emulator_pio_in_out(vcpu, size, port, count, false);
+	if (ret)
+                vcpu->arch.pio.count = 0;
+
+        return ret;
 }
 
 static int emulator_pio_out_emulated(struct x86_emulate_ctxt *ctxt,
@@ -9637,14 +9654,14 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu)
 		if (likely(exit_fastpath != EXIT_FASTPATH_REENTER_GUEST))
 			break;
 
-                if (unlikely(kvm_vcpu_exit_request(vcpu))) {
+		if (vcpu->arch.apicv_active)
+			static_call(kvm_x86_sync_pir_to_irr)(vcpu);
+
+		if (unlikely(kvm_vcpu_exit_request(vcpu))) {
 			exit_fastpath = EXIT_FASTPATH_EXIT_HANDLED;
 			break;
 		}
-
-		if (vcpu->arch.apicv_active)
-			static_call(kvm_x86_sync_pir_to_irr)(vcpu);
-        }
+	}
 
 	/*
 	 * Do this here before restoring debug registers on the host.  And
@@ -12320,44 +12337,81 @@ int kvm_sev_es_mmio_read(struct kvm_vcpu *vcpu, gpa_t gpa, unsigned int bytes,
 }
 EXPORT_SYMBOL_GPL(kvm_sev_es_mmio_read);
 
-static int complete_sev_es_emulated_ins(struct kvm_vcpu *vcpu)
+static int kvm_sev_es_outs(struct kvm_vcpu *vcpu, unsigned int size,
+			   unsigned int port);
+
+static int complete_sev_es_emulated_outs(struct kvm_vcpu *vcpu)
 {
-	memcpy(vcpu->arch.guest_ins_data, vcpu->arch.pio_data,
-	       vcpu->arch.pio.count * vcpu->arch.pio.size);
-	vcpu->arch.pio.count = 0;
+	int size = vcpu->arch.pio.size;
+	int port = vcpu->arch.pio.port;
 
+	vcpu->arch.pio.count = 0;
+	if (vcpu->arch.sev_pio_count)
+		return kvm_sev_es_outs(vcpu, size, port);
 	return 1;
 }
 
 static int kvm_sev_es_outs(struct kvm_vcpu *vcpu, unsigned int size,
-			   unsigned int port, void *data,  unsigned int count)
+			   unsigned int port)
 {
-	int ret;
-
-	ret = emulator_pio_out_emulated(vcpu->arch.emulate_ctxt, size, port,
-					data, count);
-	if (ret)
-		return ret;
+	for (;;) {
+		unsigned int count =
+			min_t(unsigned int, PAGE_SIZE / size, vcpu->arch.sev_pio_count);
+		int ret = emulator_pio_out(vcpu, size, port, vcpu->arch.sev_pio_data, count);
+
+		/* memcpy done already by emulator_pio_out.  */
+		vcpu->arch.sev_pio_count -= count;
+		vcpu->arch.sev_pio_data += count * vcpu->arch.pio.size;
+		if (!ret)
+			break;
 
-	vcpu->arch.pio.count = 0;
+		/* Emulation done by the kernel.  */
+		if (!vcpu->arch.sev_pio_count)
+			return 1;
+	}
 
+	vcpu->arch.complete_userspace_io = complete_sev_es_emulated_outs;
 	return 0;
 }
 
 static int kvm_sev_es_ins(struct kvm_vcpu *vcpu, unsigned int size,
-			  unsigned int port, void *data, unsigned int count)
+			  unsigned int port);
+
+static void advance_sev_es_emulated_ins(struct kvm_vcpu *vcpu)
 {
-	int ret;
+	unsigned count = vcpu->arch.pio.count;
+	complete_emulator_pio_in(vcpu, vcpu->arch.sev_pio_data);
+	vcpu->arch.sev_pio_count -= count;
+	vcpu->arch.sev_pio_data += count * vcpu->arch.pio.size;
+}
 
-	ret = emulator_pio_in_emulated(vcpu->arch.emulate_ctxt, size, port,
-				       data, count);
-	if (ret) {
-		vcpu->arch.pio.count = 0;
-	} else {
-		vcpu->arch.guest_ins_data = data;
-		vcpu->arch.complete_userspace_io = complete_sev_es_emulated_ins;
+static int complete_sev_es_emulated_ins(struct kvm_vcpu *vcpu)
+{
+	int size = vcpu->arch.pio.size;
+	int port = vcpu->arch.pio.port;
+
+	advance_sev_es_emulated_ins(vcpu);
+	if (vcpu->arch.sev_pio_count)
+		return kvm_sev_es_ins(vcpu, size, port);
+	return 1;
+}
+
+static int kvm_sev_es_ins(struct kvm_vcpu *vcpu, unsigned int size,
+			  unsigned int port)
+{
+	for (;;) {
+		unsigned int count =
+			min_t(unsigned int, PAGE_SIZE / size, vcpu->arch.sev_pio_count);
+		if (!__emulator_pio_in(vcpu, size, port, count))
+			break;
+
+		/* Emulation done by the kernel.  */
+		advance_sev_es_emulated_ins(vcpu);
+		if (!vcpu->arch.sev_pio_count)
+			return 1;
 	}
 
+	vcpu->arch.complete_userspace_io = complete_sev_es_emulated_ins;
 	return 0;
 }
 
@@ -12365,8 +12419,10 @@ int kvm_sev_es_string_io(struct kvm_vcpu *vcpu, unsigned int size,
 			 unsigned int port, void *data,  unsigned int count,
 			 int in)
 {
-	return in ? kvm_sev_es_ins(vcpu, size, port, data, count)
-		  : kvm_sev_es_outs(vcpu, size, port, data, count);
+	vcpu->arch.sev_pio_data = data;
+	vcpu->arch.sev_pio_count = count;
+	return in ? kvm_sev_es_ins(vcpu, size, port)
+		  : kvm_sev_es_outs(vcpu, size, port);
 }
 EXPORT_SYMBOL_GPL(kvm_sev_es_string_io);
 
diff --git linux-libre-5.14.14-gnu/arch/x86/xen/enlighten.c linux-libre-5.14.15-gnu/arch/x86/xen/enlighten.c
index c79bd0af2e8c..f252faf5028f 100644
--- linux-libre-5.14.14-gnu/arch/x86/xen/enlighten.c
+++ linux-libre-5.14.15-gnu/arch/x86/xen/enlighten.c
@@ -52,9 +52,6 @@ DEFINE_PER_CPU(struct vcpu_info, xen_vcpu_info);
 DEFINE_PER_CPU(uint32_t, xen_vcpu_id);
 EXPORT_PER_CPU_SYMBOL(xen_vcpu_id);
 
-enum xen_domain_type xen_domain_type = XEN_NATIVE;
-EXPORT_SYMBOL_GPL(xen_domain_type);
-
 unsigned long *machine_to_phys_mapping = (void *)MACH2PHYS_VIRT_START;
 EXPORT_SYMBOL(machine_to_phys_mapping);
 unsigned long  machine_to_phys_nr;
@@ -69,9 +66,11 @@ __read_mostly int xen_have_vector_callback;
 EXPORT_SYMBOL_GPL(xen_have_vector_callback);
 
 /*
- * NB: needs to live in .data because it's used by xen_prepare_pvh which runs
- * before clearing the bss.
+ * NB: These need to live in .data or alike because they're used by
+ * xen_prepare_pvh() which runs before clearing the bss.
  */
+enum xen_domain_type __ro_after_init xen_domain_type = XEN_NATIVE;
+EXPORT_SYMBOL_GPL(xen_domain_type);
 uint32_t xen_start_flags __section(".data") = 0;
 EXPORT_SYMBOL(xen_start_flags);
 
diff --git linux-libre-5.14.14-gnu/arch/xtensa/platforms/xtfpga/setup.c linux-libre-5.14.15-gnu/arch/xtensa/platforms/xtfpga/setup.c
index 4f7d6142d41f..538e6748e85a 100644
--- linux-libre-5.14.14-gnu/arch/xtensa/platforms/xtfpga/setup.c
+++ linux-libre-5.14.15-gnu/arch/xtensa/platforms/xtfpga/setup.c
@@ -51,8 +51,12 @@ void platform_power_off(void)
 
 void platform_restart(void)
 {
-	/* Flush and reset the mmu, simulate a processor reset, and
-	 * jump to the reset vector. */
+	/* Try software reset first. */
+	WRITE_ONCE(*(u32 *)XTFPGA_SWRST_VADDR, 0xdead);
+
+	/* If software reset did not work, flush and reset the mmu,
+	 * simulate a processor reset, and jump to the reset vector.
+	 */
 	cpu_reset();
 	/* control never gets here */
 }
@@ -66,7 +70,7 @@ void __init platform_calibrate_ccount(void)
 
 #endif
 
-#ifdef CONFIG_OF
+#ifdef CONFIG_USE_OF
 
 static void __init xtfpga_clk_setup(struct device_node *np)
 {
@@ -284,4 +288,4 @@ static int __init xtavnet_init(void)
  */
 arch_initcall(xtavnet_init);
 
-#endif /* CONFIG_OF */
+#endif /* CONFIG_USE_OF */
diff --git linux-libre-5.14.14-gnu/block/blk-cgroup.c linux-libre-5.14.15-gnu/block/blk-cgroup.c
index 28e11decbac5..8e4dcf6036f6 100644
--- linux-libre-5.14.14-gnu/block/blk-cgroup.c
+++ linux-libre-5.14.15-gnu/block/blk-cgroup.c
@@ -1916,10 +1916,11 @@ void blk_cgroup_bio_start(struct bio *bio)
 {
 	int rwd = blk_cgroup_io_type(bio), cpu;
 	struct blkg_iostat_set *bis;
+	unsigned long flags;
 
 	cpu = get_cpu();
 	bis = per_cpu_ptr(bio->bi_blkg->iostat_cpu, cpu);
-	u64_stats_update_begin(&bis->sync);
+	flags = u64_stats_update_begin_irqsave(&bis->sync);
 
 	/*
 	 * If the bio is flagged with BIO_CGROUP_ACCT it means this is a split
@@ -1931,7 +1932,7 @@ void blk_cgroup_bio_start(struct bio *bio)
 	}
 	bis->cur.ios[rwd]++;
 
-	u64_stats_update_end(&bis->sync);
+	u64_stats_update_end_irqrestore(&bis->sync, flags);
 	if (cgroup_subsys_on_dfl(io_cgrp_subsys))
 		cgroup_rstat_updated(bio->bi_blkg->blkcg->css.cgroup, cpu);
 	put_cpu();
diff --git linux-libre-5.14.14-gnu/block/blk-mq-debugfs.c linux-libre-5.14.15-gnu/block/blk-mq-debugfs.c
index 4b66d2776eda..3b38d15723de 100644
--- linux-libre-5.14.14-gnu/block/blk-mq-debugfs.c
+++ linux-libre-5.14.15-gnu/block/blk-mq-debugfs.c
@@ -129,6 +129,7 @@ static const char *const blk_queue_flag_name[] = {
 	QUEUE_FLAG_NAME(PCI_P2PDMA),
 	QUEUE_FLAG_NAME(ZONE_RESETALL),
 	QUEUE_FLAG_NAME(RQ_ALLOC_TIME),
+	QUEUE_FLAG_NAME(HCTX_ACTIVE),
 	QUEUE_FLAG_NAME(NOWAIT),
 };
 #undef QUEUE_FLAG_NAME
diff --git linux-libre-5.14.14-gnu/block/mq-deadline.c linux-libre-5.14.15-gnu/block/mq-deadline.c
index 3c3693c34f06..7f3c3932b723 100644
--- linux-libre-5.14.14-gnu/block/mq-deadline.c
+++ linux-libre-5.14.15-gnu/block/mq-deadline.c
@@ -270,12 +270,6 @@ deadline_move_request(struct deadline_data *dd, struct dd_per_prio *per_prio,
 	deadline_remove_request(rq->q, per_prio, rq);
 }
 
-/* Number of requests queued for a given priority level. */
-static u32 dd_queued(struct deadline_data *dd, enum dd_prio prio)
-{
-	return dd_sum(dd, inserted, prio) - dd_sum(dd, completed, prio);
-}
-
 /*
  * deadline_check_fifo returns 0 if there are no expired requests on the fifo,
  * 1 otherwise. Requires !list_empty(&dd->fifo_list[data_dir])
@@ -953,6 +947,12 @@ static int dd_async_depth_show(void *data, struct seq_file *m)
 	return 0;
 }
 
+/* Number of requests queued for a given priority level. */
+static u32 dd_queued(struct deadline_data *dd, enum dd_prio prio)
+{
+	return dd_sum(dd, inserted, prio) - dd_sum(dd, completed, prio);
+}
+
 static int dd_queued_show(void *data, struct seq_file *m)
 {
 	struct request_queue *q = data;
diff --git linux-libre-5.14.14-gnu/drivers/base/test/Makefile linux-libre-5.14.15-gnu/drivers/base/test/Makefile
index 64b2f3d744d5..7f76fee6f989 100644
--- linux-libre-5.14.14-gnu/drivers/base/test/Makefile
+++ linux-libre-5.14.15-gnu/drivers/base/test/Makefile
@@ -2,4 +2,4 @@
 obj-$(CONFIG_TEST_ASYNC_DRIVER_PROBE)	+= test_async_driver_probe.o
 
 obj-$(CONFIG_DRIVER_PE_KUNIT_TEST) += property-entry-test.o
-CFLAGS_REMOVE_property-entry-test.o += -fplugin-arg-structleak_plugin-byref -fplugin-arg-structleak_plugin-byref-all
+CFLAGS_property-entry-test.o += $(DISABLE_STRUCTLEAK_PLUGIN)
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c linux-libre-5.14.15-gnu/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 43d630d55d41..c6fefac1e551 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2331,10 +2331,6 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
 	if (r)
 		goto init_failed;
 
-	r = amdgpu_amdkfd_resume_iommu(adev);
-	if (r)
-		goto init_failed;
-
 	r = amdgpu_device_ip_hw_init_phase1(adev);
 	if (r)
 		goto init_failed;
@@ -2373,6 +2369,10 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
 	if (!adev->gmc.xgmi.pending_reset)
 		amdgpu_amdkfd_device_init(adev);
 
+	r = amdgpu_amdkfd_resume_iommu(adev);
+	if (r)
+		goto init_failed;
+
 	amdgpu_fru_get_product_info(adev);
 
 init_failed:
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/amd/display/Kconfig linux-libre-5.14.15-gnu/drivers/gpu/drm/amd/display/Kconfig
index 7dffc04a557e..127667e549c1 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/amd/display/Kconfig
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/amd/display/Kconfig
@@ -25,6 +25,8 @@ config DRM_AMD_DC_HDCP
 
 config DRM_AMD_DC_SI
 	bool "AMD DC support for Southern Islands ASICs"
+	depends on DRM_AMDGPU_SI
+	depends on DRM_AMD_DC
 	default n
 	help
 	  Choose this option to enable new AMD DC support for SI asics
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_crtc.c linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_crtc.c
index 44327bc629ca..06613ffeaaf8 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_crtc.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_crtc.c
@@ -66,7 +66,8 @@ static const struct drm_crtc_funcs kmb_crtc_funcs = {
 	.disable_vblank = kmb_crtc_disable_vblank,
 };
 
-static void kmb_crtc_set_mode(struct drm_crtc *crtc)
+static void kmb_crtc_set_mode(struct drm_crtc *crtc,
+			      struct drm_atomic_state *old_state)
 {
 	struct drm_device *dev = crtc->dev;
 	struct drm_display_mode *m = &crtc->state->adjusted_mode;
@@ -75,7 +76,7 @@ static void kmb_crtc_set_mode(struct drm_crtc *crtc)
 	unsigned int val = 0;
 
 	/* Initialize mipi */
-	kmb_dsi_mode_set(kmb->kmb_dsi, m, kmb->sys_clk_mhz);
+	kmb_dsi_mode_set(kmb->kmb_dsi, m, kmb->sys_clk_mhz, old_state);
 	drm_info(dev,
 		 "vfp= %d vbp= %d vsync_len=%d hfp=%d hbp=%d hsync_len=%d\n",
 		 m->crtc_vsync_start - m->crtc_vdisplay,
@@ -138,7 +139,7 @@ static void kmb_crtc_atomic_enable(struct drm_crtc *crtc,
 	struct kmb_drm_private *kmb = crtc_to_kmb_priv(crtc);
 
 	clk_prepare_enable(kmb->kmb_clk.clk_lcd);
-	kmb_crtc_set_mode(crtc);
+	kmb_crtc_set_mode(crtc, state);
 	drm_crtc_vblank_on(crtc);
 }
 
@@ -185,11 +186,45 @@ static void kmb_crtc_atomic_flush(struct drm_crtc *crtc,
 	spin_unlock_irq(&crtc->dev->event_lock);
 }
 
+static enum drm_mode_status
+		kmb_crtc_mode_valid(struct drm_crtc *crtc,
+				    const struct drm_display_mode *mode)
+{
+	int refresh;
+	struct drm_device *dev = crtc->dev;
+	int vfp = mode->vsync_start - mode->vdisplay;
+
+	if (mode->vdisplay < KMB_CRTC_MAX_HEIGHT) {
+		drm_dbg(dev, "height = %d less than %d",
+			mode->vdisplay, KMB_CRTC_MAX_HEIGHT);
+		return MODE_BAD_VVALUE;
+	}
+	if (mode->hdisplay < KMB_CRTC_MAX_WIDTH) {
+		drm_dbg(dev, "width = %d less than %d",
+			mode->hdisplay, KMB_CRTC_MAX_WIDTH);
+		return MODE_BAD_HVALUE;
+	}
+	refresh = drm_mode_vrefresh(mode);
+	if (refresh < KMB_MIN_VREFRESH || refresh > KMB_MAX_VREFRESH) {
+		drm_dbg(dev, "refresh = %d less than %d or greater than %d",
+			refresh, KMB_MIN_VREFRESH, KMB_MAX_VREFRESH);
+		return MODE_BAD;
+	}
+
+	if (vfp < KMB_CRTC_MIN_VFP) {
+		drm_dbg(dev, "vfp = %d less than %d", vfp, KMB_CRTC_MIN_VFP);
+		return MODE_BAD;
+	}
+
+	return MODE_OK;
+}
+
 static const struct drm_crtc_helper_funcs kmb_crtc_helper_funcs = {
 	.atomic_begin = kmb_crtc_atomic_begin,
 	.atomic_enable = kmb_crtc_atomic_enable,
 	.atomic_disable = kmb_crtc_atomic_disable,
 	.atomic_flush = kmb_crtc_atomic_flush,
+	.mode_valid = kmb_crtc_mode_valid,
 };
 
 int kmb_setup_crtc(struct drm_device *drm)
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_drv.c linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_drv.c
index f54392ec4fab..d3091bf38cc0 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_drv.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_drv.c
@@ -173,10 +173,10 @@ static int kmb_setup_mode_config(struct drm_device *drm)
 	ret = drmm_mode_config_init(drm);
 	if (ret)
 		return ret;
-	drm->mode_config.min_width = KMB_MIN_WIDTH;
-	drm->mode_config.min_height = KMB_MIN_HEIGHT;
-	drm->mode_config.max_width = KMB_MAX_WIDTH;
-	drm->mode_config.max_height = KMB_MAX_HEIGHT;
+	drm->mode_config.min_width = KMB_FB_MIN_WIDTH;
+	drm->mode_config.min_height = KMB_FB_MIN_HEIGHT;
+	drm->mode_config.max_width = KMB_FB_MAX_WIDTH;
+	drm->mode_config.max_height = KMB_FB_MAX_HEIGHT;
 	drm->mode_config.funcs = &kmb_mode_config_funcs;
 
 	ret = kmb_setup_crtc(drm);
@@ -381,7 +381,7 @@ static irqreturn_t handle_lcd_irq(struct drm_device *dev)
 		if (val & LAYER3_DMA_FIFO_UNDERFLOW)
 			drm_dbg(&kmb->drm,
 				"LAYER3:GL1 DMA UNDERFLOW val = 0x%lx", val);
-		if (val & LAYER3_DMA_FIFO_UNDERFLOW)
+		if (val & LAYER3_DMA_FIFO_OVERFLOW)
 			drm_dbg(&kmb->drm,
 				"LAYER3:GL1 DMA OVERFLOW val = 0x%lx", val);
 	}
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_drv.h linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_drv.h
index ebbaa5f422d5..bf085e95b28f 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_drv.h
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_drv.h
@@ -20,6 +20,18 @@
 #define DRIVER_MAJOR			1
 #define DRIVER_MINOR			1
 
+/* Platform definitions */
+#define KMB_CRTC_MIN_VFP		4
+#define KMB_CRTC_MAX_WIDTH		1920 /* max width in pixels */
+#define KMB_CRTC_MAX_HEIGHT		1080 /* max height in pixels */
+#define KMB_CRTC_MIN_WIDTH		1920
+#define KMB_CRTC_MIN_HEIGHT		1080
+#define KMB_FB_MAX_WIDTH		1920
+#define KMB_FB_MAX_HEIGHT		1080
+#define KMB_FB_MIN_WIDTH		1
+#define KMB_FB_MIN_HEIGHT		1
+#define KMB_MIN_VREFRESH		59    /*vertical refresh in Hz */
+#define KMB_MAX_VREFRESH		60    /*vertical refresh in Hz */
 #define KMB_LCD_DEFAULT_CLK		200000000
 #define KMB_SYS_CLK_MHZ			500
 
@@ -45,6 +57,7 @@ struct kmb_drm_private {
 	spinlock_t			irq_lock;
 	int				irq_lcd;
 	int				sys_clk_mhz;
+	struct disp_cfg			init_disp_cfg[KMB_MAX_PLANES];
 	struct layer_status		plane_status[KMB_MAX_PLANES];
 	int				kmb_under_flow;
 	int				kmb_flush_done;
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_dsi.c linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_dsi.c
index 231041b269f5..756490589e0a 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_dsi.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_dsi.c
@@ -482,6 +482,10 @@ static u32 mipi_tx_fg_section_cfg(struct kmb_dsi *kmb_dsi,
 	return 0;
 }
 
+#define CLK_DIFF_LOW 50
+#define CLK_DIFF_HI 60
+#define SYSCLK_500  500
+
 static void mipi_tx_fg_cfg_regs(struct kmb_dsi *kmb_dsi, u8 frame_gen,
 				struct mipi_tx_frame_timing_cfg *fg_cfg)
 {
@@ -492,7 +496,12 @@ static void mipi_tx_fg_cfg_regs(struct kmb_dsi *kmb_dsi, u8 frame_gen,
 	/* 500 Mhz system clock minus 50 to account for the difference in
 	 * MIPI clock speed in RTL tests
 	 */
-	sysclk = kmb_dsi->sys_clk_mhz - 50;
+	if (kmb_dsi->sys_clk_mhz == SYSCLK_500) {
+		sysclk = kmb_dsi->sys_clk_mhz - CLK_DIFF_LOW;
+	} else {
+		/* 700 Mhz clk*/
+		sysclk = kmb_dsi->sys_clk_mhz - CLK_DIFF_HI;
+	}
 
 	/* PPL-Pixel Packing Layer, LLP-Low Level Protocol
 	 * Frame genartor timing parameters are clocked on the system clock,
@@ -1322,7 +1331,8 @@ static u32 mipi_tx_init_dphy(struct kmb_dsi *kmb_dsi,
 	return 0;
 }
 
-static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi)
+static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi,
+				struct drm_atomic_state *old_state)
 {
 	struct regmap *msscam;
 
@@ -1331,7 +1341,7 @@ static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi)
 		dev_dbg(kmb_dsi->dev, "failed to get msscam syscon");
 		return;
 	}
-
+	drm_atomic_bridge_chain_enable(adv_bridge, old_state);
 	/* DISABLE MIPI->CIF CONNECTION */
 	regmap_write(msscam, MSS_MIPI_CIF_CFG, 0);
 
@@ -1342,7 +1352,7 @@ static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi)
 }
 
 int kmb_dsi_mode_set(struct kmb_dsi *kmb_dsi, struct drm_display_mode *mode,
-		     int sys_clk_mhz)
+		     int sys_clk_mhz, struct drm_atomic_state *old_state)
 {
 	u64 data_rate;
 
@@ -1384,18 +1394,13 @@ int kmb_dsi_mode_set(struct kmb_dsi *kmb_dsi, struct drm_display_mode *mode,
 		mipi_tx_init_cfg.lane_rate_mbps = data_rate;
 	}
 
-	kmb_write_mipi(kmb_dsi, DPHY_ENABLE, 0);
-	kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL0, 0);
-	kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL1, 0);
-	kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL2, 0);
-
 	/* Initialize mipi controller */
 	mipi_tx_init_cntrl(kmb_dsi, &mipi_tx_init_cfg);
 
 	/* Dphy initialization */
 	mipi_tx_init_dphy(kmb_dsi, &mipi_tx_init_cfg);
 
-	connect_lcd_to_mipi(kmb_dsi);
+	connect_lcd_to_mipi(kmb_dsi, old_state);
 	dev_info(kmb_dsi->dev, "mipi hw initialized");
 
 	return 0;
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_dsi.h linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_dsi.h
index 66b7c500d9bc..09dc88743d77 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_dsi.h
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_dsi.h
@@ -380,7 +380,7 @@ int kmb_dsi_host_bridge_init(struct device *dev);
 struct kmb_dsi *kmb_dsi_init(struct platform_device *pdev);
 void kmb_dsi_host_unregister(struct kmb_dsi *kmb_dsi);
 int kmb_dsi_mode_set(struct kmb_dsi *kmb_dsi, struct drm_display_mode *mode,
-		     int sys_clk_mhz);
+		     int sys_clk_mhz, struct drm_atomic_state *old_state);
 int kmb_dsi_map_mmio(struct kmb_dsi *kmb_dsi);
 int kmb_dsi_clk_init(struct kmb_dsi *kmb_dsi);
 int kmb_dsi_encoder_init(struct drm_device *dev, struct kmb_dsi *kmb_dsi);
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_plane.c linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_plane.c
index ecee6782612d..00404ba4126d 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_plane.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_plane.c
@@ -67,8 +67,21 @@ static const u32 kmb_formats_v[] = {
 
 static unsigned int check_pixel_format(struct drm_plane *plane, u32 format)
 {
+	struct kmb_drm_private *kmb;
+	struct kmb_plane *kmb_plane = to_kmb_plane(plane);
 	int i;
+	int plane_id = kmb_plane->id;
+	struct disp_cfg init_disp_cfg;
 
+	kmb = to_kmb(plane->dev);
+	init_disp_cfg = kmb->init_disp_cfg[plane_id];
+	/* Due to HW limitations, changing pixel format after initial
+	 * plane configuration is not supported.
+	 */
+	if (init_disp_cfg.format && init_disp_cfg.format != format) {
+		drm_dbg(&kmb->drm, "Cannot change format after initial plane configuration");
+		return -EINVAL;
+	}
 	for (i = 0; i < plane->format_count; i++) {
 		if (plane->format_types[i] == format)
 			return 0;
@@ -81,11 +94,17 @@ static int kmb_plane_atomic_check(struct drm_plane *plane,
 {
 	struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
 										 plane);
+	struct kmb_drm_private *kmb;
+	struct kmb_plane *kmb_plane = to_kmb_plane(plane);
+	int plane_id = kmb_plane->id;
+	struct disp_cfg init_disp_cfg;
 	struct drm_framebuffer *fb;
 	int ret;
 	struct drm_crtc_state *crtc_state;
 	bool can_position;
 
+	kmb = to_kmb(plane->dev);
+	init_disp_cfg = kmb->init_disp_cfg[plane_id];
 	fb = new_plane_state->fb;
 	if (!fb || !new_plane_state->crtc)
 		return 0;
@@ -94,10 +113,21 @@ static int kmb_plane_atomic_check(struct drm_plane *plane,
 	if (ret)
 		return ret;
 
-	if (new_plane_state->crtc_w > KMB_MAX_WIDTH || new_plane_state->crtc_h > KMB_MAX_HEIGHT)
+	if (new_plane_state->crtc_w > KMB_FB_MAX_WIDTH ||
+	    new_plane_state->crtc_h > KMB_FB_MAX_HEIGHT ||
+	    new_plane_state->crtc_w < KMB_FB_MIN_WIDTH ||
+	    new_plane_state->crtc_h < KMB_FB_MIN_HEIGHT)
 		return -EINVAL;
-	if (new_plane_state->crtc_w < KMB_MIN_WIDTH || new_plane_state->crtc_h < KMB_MIN_HEIGHT)
+
+	/* Due to HW limitations, changing plane height or width after
+	 * initial plane configuration is not supported.
+	 */
+	if ((init_disp_cfg.width && init_disp_cfg.height) &&
+	    (init_disp_cfg.width != fb->width ||
+	    init_disp_cfg.height != fb->height)) {
+		drm_dbg(&kmb->drm, "Cannot change plane height or width after initial configuration");
 		return -EINVAL;
+	}
 	can_position = (plane->type == DRM_PLANE_TYPE_OVERLAY);
 	crtc_state =
 		drm_atomic_get_existing_crtc_state(state,
@@ -277,6 +307,44 @@ static void config_csc(struct kmb_drm_private *kmb, int plane_id)
 	kmb_write_lcd(kmb, LCD_LAYERn_CSC_OFF3(plane_id), csc_coef_lcd[11]);
 }
 
+static void kmb_plane_set_alpha(struct kmb_drm_private *kmb,
+				const struct drm_plane_state *state,
+				unsigned char plane_id,
+				unsigned int *val)
+{
+	u16 plane_alpha = state->alpha;
+	u16 pixel_blend_mode = state->pixel_blend_mode;
+	int has_alpha = state->fb->format->has_alpha;
+
+	if (plane_alpha != DRM_BLEND_ALPHA_OPAQUE)
+		*val |= LCD_LAYER_ALPHA_STATIC;
+
+	if (has_alpha) {
+		switch (pixel_blend_mode) {
+		case DRM_MODE_BLEND_PIXEL_NONE:
+			break;
+		case DRM_MODE_BLEND_PREMULTI:
+			*val |= LCD_LAYER_ALPHA_EMBED | LCD_LAYER_ALPHA_PREMULT;
+			break;
+		case DRM_MODE_BLEND_COVERAGE:
+			*val |= LCD_LAYER_ALPHA_EMBED;
+			break;
+		default:
+			DRM_DEBUG("Missing pixel blend mode case (%s == %ld)\n",
+				  __stringify(pixel_blend_mode),
+				  (long)pixel_blend_mode);
+			break;
+		}
+	}
+
+	if (plane_alpha == DRM_BLEND_ALPHA_OPAQUE && !has_alpha) {
+		*val &= LCD_LAYER_ALPHA_DISABLED;
+		return;
+	}
+
+	kmb_write_lcd(kmb, LCD_LAYERn_ALPHA(plane_id), plane_alpha);
+}
+
 static void kmb_plane_atomic_update(struct drm_plane *plane,
 				    struct drm_atomic_state *state)
 {
@@ -296,6 +364,7 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 	unsigned char plane_id;
 	int num_planes;
 	static dma_addr_t addr[MAX_SUB_PLANES];
+	struct disp_cfg *init_disp_cfg;
 
 	if (!plane || !new_plane_state || !old_plane_state)
 		return;
@@ -303,11 +372,12 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 	fb = new_plane_state->fb;
 	if (!fb)
 		return;
+
 	num_planes = fb->format->num_planes;
 	kmb_plane = to_kmb_plane(plane);
-	plane_id = kmb_plane->id;
 
 	kmb = to_kmb(plane->dev);
+	plane_id = kmb_plane->id;
 
 	spin_lock_irq(&kmb->irq_lock);
 	if (kmb->kmb_under_flow || kmb->kmb_flush_done) {
@@ -317,7 +387,8 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 	}
 	spin_unlock_irq(&kmb->irq_lock);
 
-	src_w = (new_plane_state->src_w >> 16);
+	init_disp_cfg = &kmb->init_disp_cfg[plane_id];
+	src_w = new_plane_state->src_w >> 16;
 	src_h = new_plane_state->src_h >> 16;
 	crtc_x = new_plane_state->crtc_x;
 	crtc_y = new_plane_state->crtc_y;
@@ -400,20 +471,32 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 		config_csc(kmb, plane_id);
 	}
 
+	kmb_plane_set_alpha(kmb, plane->state, plane_id, &val);
+
 	kmb_write_lcd(kmb, LCD_LAYERn_CFG(plane_id), val);
 
+	/* Configure LCD_CONTROL */
+	ctrl = kmb_read_lcd(kmb, LCD_CONTROL);
+
+	/* Set layer blending config */
+	ctrl &= ~LCD_CTRL_ALPHA_ALL;
+	ctrl |= LCD_CTRL_ALPHA_BOTTOM_VL1 |
+		LCD_CTRL_ALPHA_BLEND_VL2;
+
+	ctrl &= ~LCD_CTRL_ALPHA_BLEND_BKGND_DISABLE;
+
 	switch (plane_id) {
 	case LAYER_0:
-		ctrl = LCD_CTRL_VL1_ENABLE;
+		ctrl |= LCD_CTRL_VL1_ENABLE;
 		break;
 	case LAYER_1:
-		ctrl = LCD_CTRL_VL2_ENABLE;
+		ctrl |= LCD_CTRL_VL2_ENABLE;
 		break;
 	case LAYER_2:
-		ctrl = LCD_CTRL_GL1_ENABLE;
+		ctrl |= LCD_CTRL_GL1_ENABLE;
 		break;
 	case LAYER_3:
-		ctrl = LCD_CTRL_GL2_ENABLE;
+		ctrl |= LCD_CTRL_GL2_ENABLE;
 		break;
 	}
 
@@ -425,7 +508,7 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 	 */
 	ctrl |= LCD_CTRL_VHSYNC_IDLE_LVL;
 
-	kmb_set_bitmask_lcd(kmb, LCD_CONTROL, ctrl);
+	kmb_write_lcd(kmb, LCD_CONTROL, ctrl);
 
 	/* Enable pipeline AXI read transactions for the DMA
 	 * after setting graphics layers. This must be done
@@ -448,6 +531,16 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 
 	/* Enable DMA */
 	kmb_write_lcd(kmb, LCD_LAYERn_DMA_CFG(plane_id), dma_cfg);
+
+	/* Save initial display config */
+	if (!init_disp_cfg->width ||
+	    !init_disp_cfg->height ||
+	    !init_disp_cfg->format) {
+		init_disp_cfg->width = width;
+		init_disp_cfg->height = height;
+		init_disp_cfg->format = fb->format->format;
+	}
+
 	drm_dbg(&kmb->drm, "dma_cfg=0x%x LCD_DMA_CFG=0x%x\n", dma_cfg,
 		kmb_read_lcd(kmb, LCD_LAYERn_DMA_CFG(plane_id)));
 
@@ -490,6 +583,9 @@ struct kmb_plane *kmb_plane_init(struct drm_device *drm)
 	enum drm_plane_type plane_type;
 	const u32 *plane_formats;
 	int num_plane_formats;
+	unsigned int blend_caps = BIT(DRM_MODE_BLEND_PIXEL_NONE) |
+				  BIT(DRM_MODE_BLEND_PREMULTI)   |
+				  BIT(DRM_MODE_BLEND_COVERAGE);
 
 	for (i = 0; i < KMB_MAX_PLANES; i++) {
 		plane = drmm_kzalloc(drm, sizeof(*plane), GFP_KERNEL);
@@ -521,8 +617,16 @@ struct kmb_plane *kmb_plane_init(struct drm_device *drm)
 		drm_dbg(drm, "%s : %d i=%d type=%d",
 			__func__, __LINE__,
 			  i, plane_type);
+		drm_plane_create_alpha_property(&plane->base_plane);
+
+		drm_plane_create_blend_mode_property(&plane->base_plane,
+						     blend_caps);
+
+		drm_plane_create_zpos_immutable_property(&plane->base_plane, i);
+
 		drm_plane_helper_add(&plane->base_plane,
 				     &kmb_plane_helper_funcs);
+
 		if (plane_type == DRM_PLANE_TYPE_PRIMARY) {
 			primary = plane;
 			kmb->plane = plane;
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_plane.h linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_plane.h
index 486490f7a3ec..b51144044fe8 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_plane.h
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_plane.h
@@ -35,6 +35,9 @@
 #define POSSIBLE_CRTCS 1
 #define to_kmb_plane(x) container_of(x, struct kmb_plane, base_plane)
 
+#define POSSIBLE_CRTCS		1
+#define KMB_MAX_PLANES		2
+
 enum layer_id {
 	LAYER_0,
 	LAYER_1,
@@ -43,8 +46,6 @@ enum layer_id {
 	/* KMB_MAX_PLANES */
 };
 
-#define KMB_MAX_PLANES 1
-
 enum sub_plane_id {
 	Y_PLANE,
 	U_PLANE,
@@ -62,6 +63,12 @@ struct layer_status {
 	u32 ctrl;
 };
 
+struct disp_cfg {
+	unsigned int width;
+	unsigned int height;
+	unsigned int format;
+};
+
 struct kmb_plane *kmb_plane_init(struct drm_device *drm);
 void kmb_plane_destroy(struct drm_plane *plane);
 #endif /* __KMB_PLANE_H__ */
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_regs.h linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_regs.h
index 48150569f702..9756101b0d32 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/kmb/kmb_regs.h
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/kmb/kmb_regs.h
@@ -43,8 +43,10 @@
 #define LCD_CTRL_OUTPUT_ENABLED			  BIT(19)
 #define LCD_CTRL_BPORCH_ENABLE			  BIT(21)
 #define LCD_CTRL_FPORCH_ENABLE			  BIT(22)
+#define LCD_CTRL_ALPHA_BLEND_BKGND_DISABLE	  BIT(23)
 #define LCD_CTRL_PIPELINE_DMA			  BIT(28)
 #define LCD_CTRL_VHSYNC_IDLE_LVL		  BIT(31)
+#define LCD_CTRL_ALPHA_ALL			  (0xff << 6)
 
 /* interrupts */
 #define LCD_INT_STATUS				(0x4 * 0x001)
@@ -115,6 +117,7 @@
 #define LCD_LAYER_ALPHA_EMBED			BIT(5)
 #define LCD_LAYER_ALPHA_COMBI			(LCD_LAYER_ALPHA_STATIC | \
 						      LCD_LAYER_ALPHA_EMBED)
+#define LCD_LAYER_ALPHA_DISABLED		~(LCD_LAYER_ALPHA_COMBI)
 /* RGB multiplied with alpha */
 #define LCD_LAYER_ALPHA_PREMULT			BIT(6)
 #define LCD_LAYER_INVERT_COL			BIT(7)
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.c linux-libre-5.14.15-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
index b349692219b7..c95985792076 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
@@ -296,6 +296,8 @@ int a6xx_gmu_set_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state)
 	u32 val;
 	int request, ack;
 
+	WARN_ON_ONCE(!mutex_is_locked(&gmu->lock));
+
 	if (state >= ARRAY_SIZE(a6xx_gmu_oob_bits))
 		return -EINVAL;
 
@@ -337,6 +339,8 @@ void a6xx_gmu_clear_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state)
 {
 	int bit;
 
+	WARN_ON_ONCE(!mutex_is_locked(&gmu->lock));
+
 	if (state >= ARRAY_SIZE(a6xx_gmu_oob_bits))
 		return;
 
@@ -1478,6 +1482,8 @@ int a6xx_gmu_init(struct a6xx_gpu *a6xx_gpu, struct device_node *node)
 	if (!pdev)
 		return -ENODEV;
 
+	mutex_init(&gmu->lock);
+
 	gmu->dev = &pdev->dev;
 
 	of_dma_configure(gmu->dev, node, true);
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.h linux-libre-5.14.15-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.h
index 71dfa60070cc..19c1a0ddee7a 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.h
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/msm/adreno/a6xx_gmu.h
@@ -44,6 +44,9 @@ struct a6xx_gmu_bo {
 struct a6xx_gmu {
 	struct device *dev;
 
+	/* For serializing communication with the GMU: */
+	struct mutex lock;
+
 	struct msm_gem_address_space *aspace;
 
 	void * __iomem mmio;
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/msm/adreno/a6xx_gpu.c linux-libre-5.14.15-gnu/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 1b3519b821a3..91c5c6709b6c 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -859,7 +859,7 @@ static int a6xx_zap_shader_init(struct msm_gpu *gpu)
 	  A6XX_RBBM_INT_0_MASK_UCHE_OOB_ACCESS | \
 	  A6XX_RBBM_INT_0_MASK_UCHE_TRAP_INTR)
 
-static int a6xx_hw_init(struct msm_gpu *gpu)
+static int hw_init(struct msm_gpu *gpu)
 {
 	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
 	struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
@@ -1107,6 +1107,19 @@ out:
 	return ret;
 }
 
+static int a6xx_hw_init(struct msm_gpu *gpu)
+{
+	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
+	struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
+	int ret;
+
+	mutex_lock(&a6xx_gpu->gmu.lock);
+	ret = hw_init(gpu);
+	mutex_unlock(&a6xx_gpu->gmu.lock);
+
+	return ret;
+}
+
 static void a6xx_dump(struct msm_gpu *gpu)
 {
 	DRM_DEV_INFO(&gpu->pdev->dev, "status:   %08x\n",
@@ -1481,7 +1494,9 @@ static int a6xx_pm_resume(struct msm_gpu *gpu)
 
 	trace_msm_gpu_resume(0);
 
+	mutex_lock(&a6xx_gpu->gmu.lock);
 	ret = a6xx_gmu_resume(a6xx_gpu);
+	mutex_unlock(&a6xx_gpu->gmu.lock);
 	if (ret)
 		return ret;
 
@@ -1504,7 +1519,9 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu)
 
 	devfreq_suspend_device(gpu->devfreq.devfreq);
 
+	mutex_lock(&a6xx_gpu->gmu.lock);
 	ret = a6xx_gmu_stop(a6xx_gpu);
+	mutex_unlock(&a6xx_gpu->gmu.lock);
 	if (ret)
 		return ret;
 
@@ -1519,18 +1536,19 @@ static int a6xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value)
 {
 	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
 	struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
-	static DEFINE_MUTEX(perfcounter_oob);
 
-	mutex_lock(&perfcounter_oob);
+	mutex_lock(&a6xx_gpu->gmu.lock);
 
 	/* Force the GPU power on so we can read this register */
 	a6xx_gmu_set_oob(&a6xx_gpu->gmu, GMU_OOB_PERFCOUNTER_SET);
 
 	*value = gpu_read64(gpu, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO,
-		REG_A6XX_CP_ALWAYS_ON_COUNTER_HI);
+			    REG_A6XX_CP_ALWAYS_ON_COUNTER_HI);
 
 	a6xx_gmu_clear_oob(&a6xx_gpu->gmu, GMU_OOB_PERFCOUNTER_SET);
-	mutex_unlock(&perfcounter_oob);
+
+	mutex_unlock(&a6xx_gpu->gmu.lock);
+
 	return 0;
 }
 
@@ -1594,6 +1612,16 @@ static unsigned long a6xx_gpu_busy(struct msm_gpu *gpu)
 	return (unsigned long)busy_time;
 }
 
+void a6xx_gpu_set_freq(struct msm_gpu *gpu, struct dev_pm_opp *opp)
+{
+	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
+	struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
+
+	mutex_lock(&a6xx_gpu->gmu.lock);
+	a6xx_gmu_set_freq(gpu, opp);
+	mutex_unlock(&a6xx_gpu->gmu.lock);
+}
+
 static struct msm_gem_address_space *
 a6xx_create_address_space(struct msm_gpu *gpu, struct platform_device *pdev)
 {
@@ -1740,7 +1768,7 @@ static const struct adreno_gpu_funcs funcs = {
 #endif
 		.gpu_busy = a6xx_gpu_busy,
 		.gpu_get_freq = a6xx_gmu_get_freq,
-		.gpu_set_freq = a6xx_gmu_set_freq,
+		.gpu_set_freq = a6xx_gpu_set_freq,
 #if defined(CONFIG_DRM_MSM_GPU_STATE)
 		.gpu_state_get = a6xx_gpu_state_get,
 		.gpu_state_put = a6xx_gpu_state_put,
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/mxsfb/mxsfb_drv.c linux-libre-5.14.15-gnu/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index c277d3f61a5e..1c19ca5398e9 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -268,7 +268,11 @@ static void mxsfb_irq_disable(struct drm_device *drm)
 	struct mxsfb_drm_private *mxsfb = drm->dev_private;
 
 	mxsfb_enable_axi_clk(mxsfb);
-	mxsfb->crtc.funcs->disable_vblank(&mxsfb->crtc);
+
+	/* Disable and clear VBLANK IRQ */
+	writel(CTRL1_CUR_FRAME_DONE_IRQ_EN, mxsfb->base + LCDC_CTRL1 + REG_CLR);
+	writel(CTRL1_CUR_FRAME_DONE_IRQ, mxsfb->base + LCDC_CTRL1 + REG_CLR);
+
 	mxsfb_disable_axi_clk(mxsfb);
 }
 
diff --git linux-libre-5.14.14-gnu/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c linux-libre-5.14.15-gnu/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
index 0145129d7c66..534dd7414d42 100644
--- linux-libre-5.14.14-gnu/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
+++ linux-libre-5.14.15-gnu/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
@@ -590,14 +590,14 @@ static const struct drm_display_mode k101_im2byl02_default_mode = {
 	.clock		= 69700,
 
 	.hdisplay	= 800,
-	.hsync_start	= 800 + 6,
-	.hsync_end	= 800 + 6 + 15,
-	.htotal		= 800 + 6 + 15 + 16,
+	.hsync_start	= 800 + 52,
+	.hsync_end	= 800 + 52 + 8,
+	.htotal		= 800 + 52 + 8 + 48,
 
 	.vdisplay	= 1280,
-	.vsync_start	= 1280 + 8,
-	.vsync_end	= 1280 + 8 + 48,
-	.vtotal		= 1280 + 8 + 48 + 52,
+	.vsync_start	= 1280 + 16,
+	.vsync_end	= 1280 + 16 + 6,
+	.vtotal		= 1280 + 16 + 6 + 15,
 
 	.width_mm	= 135,
 	.height_mm	= 217,
diff --git linux-libre-5.14.14-gnu/drivers/iio/test/Makefile linux-libre-5.14.15-gnu/drivers/iio/test/Makefile
index f1099b495301..467519a2027e 100644
--- linux-libre-5.14.14-gnu/drivers/iio/test/Makefile
+++ linux-libre-5.14.15-gnu/drivers/iio/test/Makefile
@@ -5,3 +5,4 @@
 
 # Keep in alphabetical order
 obj-$(CONFIG_IIO_TEST_FORMAT) += iio-test-format.o
+CFLAGS_iio-test-format.o += $(DISABLE_STRUCTLEAK_PLUGIN)
diff --git linux-libre-5.14.14-gnu/drivers/input/keyboard/snvs_pwrkey.c linux-libre-5.14.15-gnu/drivers/input/keyboard/snvs_pwrkey.c
index 2f5e3ab5ed63..65286762b02a 100644
--- linux-libre-5.14.14-gnu/drivers/input/keyboard/snvs_pwrkey.c
+++ linux-libre-5.14.15-gnu/drivers/input/keyboard/snvs_pwrkey.c
@@ -3,6 +3,7 @@
 // Driver for the IMX SNVS ON/OFF Power Key
 // Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.
 
+#include <linux/clk.h>
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/init.h>
@@ -99,6 +100,11 @@ static irqreturn_t imx_snvs_pwrkey_interrupt(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
+static void imx_snvs_pwrkey_disable_clk(void *data)
+{
+	clk_disable_unprepare(data);
+}
+
 static void imx_snvs_pwrkey_act(void *pdata)
 {
 	struct pwrkey_drv_data *pd = pdata;
@@ -111,6 +117,7 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
 	struct pwrkey_drv_data *pdata;
 	struct input_dev *input;
 	struct device_node *np;
+	struct clk *clk;
 	int error;
 	u32 vid;
 
@@ -134,6 +141,28 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
 		dev_warn(&pdev->dev, "KEY_POWER without setting in dts\n");
 	}
 
+	clk = devm_clk_get_optional(&pdev->dev, NULL);
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "Failed to get snvs clock (%pe)\n", clk);
+		return PTR_ERR(clk);
+	}
+
+	error = clk_prepare_enable(clk);
+	if (error) {
+		dev_err(&pdev->dev, "Failed to enable snvs clock (%pe)\n",
+			ERR_PTR(error));
+		return error;
+	}
+
+	error = devm_add_action_or_reset(&pdev->dev,
+					 imx_snvs_pwrkey_disable_clk, clk);
+	if (error) {
+		dev_err(&pdev->dev,
+			"Failed to register clock cleanup handler (%pe)\n",
+			ERR_PTR(error));
+		return error;
+	}
+
 	pdata->wakeup = of_property_read_bool(np, "wakeup-source");
 
 	pdata->irq = platform_get_irq(pdev, 0);
diff --git linux-libre-5.14.14-gnu/drivers/isdn/capi/kcapi.c linux-libre-5.14.15-gnu/drivers/isdn/capi/kcapi.c
index cb0afe897162..7313454e403a 100644
--- linux-libre-5.14.14-gnu/drivers/isdn/capi/kcapi.c
+++ linux-libre-5.14.15-gnu/drivers/isdn/capi/kcapi.c
@@ -480,6 +480,11 @@ int detach_capi_ctr(struct capi_ctr *ctr)
 
 	ctr_down(ctr, CAPI_CTR_DETACHED);
 
+	if (ctr->cnr < 1 || ctr->cnr - 1 >= CAPI_MAXCONTR) {
+		err = -EINVAL;
+		goto unlock_out;
+	}
+
 	if (capi_controller[ctr->cnr - 1] != ctr) {
 		err = -EINVAL;
 		goto unlock_out;
diff --git linux-libre-5.14.14-gnu/drivers/isdn/hardware/mISDN/netjet.c linux-libre-5.14.15-gnu/drivers/isdn/hardware/mISDN/netjet.c
index 2a1ddd47a096..a52f275f8263 100644
--- linux-libre-5.14.14-gnu/drivers/isdn/hardware/mISDN/netjet.c
+++ linux-libre-5.14.15-gnu/drivers/isdn/hardware/mISDN/netjet.c
@@ -949,8 +949,8 @@ nj_release(struct tiger_hw *card)
 		nj_disable_hwirq(card);
 		mode_tiger(&card->bc[0], ISDN_P_NONE);
 		mode_tiger(&card->bc[1], ISDN_P_NONE);
-		card->isac.release(&card->isac);
 		spin_unlock_irqrestore(&card->lock, flags);
+		card->isac.release(&card->isac);
 		release_region(card->base, card->base_s);
 		card->base_s = 0;
 	}
diff --git linux-libre-5.14.14-gnu/drivers/net/can/rcar/rcar_can.c linux-libre-5.14.15-gnu/drivers/net/can/rcar/rcar_can.c
index 00e4533c8bdd..8999ec9455ec 100644
--- linux-libre-5.14.14-gnu/drivers/net/can/rcar/rcar_can.c
+++ linux-libre-5.14.15-gnu/drivers/net/can/rcar/rcar_can.c
@@ -846,10 +846,12 @@ static int __maybe_unused rcar_can_suspend(struct device *dev)
 	struct rcar_can_priv *priv = netdev_priv(ndev);
 	u16 ctlr;
 
-	if (netif_running(ndev)) {
-		netif_stop_queue(ndev);
-		netif_device_detach(ndev);
-	}
+	if (!netif_running(ndev))
+		return 0;
+
+	netif_stop_queue(ndev);
+	netif_device_detach(ndev);
+
 	ctlr = readw(&priv->regs->ctlr);
 	ctlr |= RCAR_CAN_CTLR_CANM_HALT;
 	writew(ctlr, &priv->regs->ctlr);
@@ -868,6 +870,9 @@ static int __maybe_unused rcar_can_resume(struct device *dev)
 	u16 ctlr;
 	int err;
 
+	if (!netif_running(ndev))
+		return 0;
+
 	err = clk_enable(priv->clk);
 	if (err) {
 		netdev_err(ndev, "clk_enable() failed, error %d\n", err);
@@ -881,10 +886,9 @@ static int __maybe_unused rcar_can_resume(struct device *dev)
 	writew(ctlr, &priv->regs->ctlr);
 	priv->can.state = CAN_STATE_ERROR_ACTIVE;
 
-	if (netif_running(ndev)) {
-		netif_device_attach(ndev);
-		netif_start_queue(ndev);
-	}
+	netif_device_attach(ndev);
+	netif_start_queue(ndev);
+
 	return 0;
 }
 
diff --git linux-libre-5.14.14-gnu/drivers/net/can/sja1000/peak_pci.c linux-libre-5.14.15-gnu/drivers/net/can/sja1000/peak_pci.c
index 84eac8cb8686..15bca07dc706 100644
--- linux-libre-5.14.14-gnu/drivers/net/can/sja1000/peak_pci.c
+++ linux-libre-5.14.15-gnu/drivers/net/can/sja1000/peak_pci.c
@@ -729,16 +729,15 @@ static void peak_pci_remove(struct pci_dev *pdev)
 		struct net_device *prev_dev = chan->prev_dev;
 
 		dev_info(&pdev->dev, "removing device %s\n", dev->name);
+		/* do that only for first channel */
+		if (!prev_dev && chan->pciec_card)
+			peak_pciec_remove(chan->pciec_card);
 		unregister_sja1000dev(dev);
 		free_sja1000dev(dev);
 		dev = prev_dev;
 
-		if (!dev) {
-			/* do that only for first channel */
-			if (chan->pciec_card)
-				peak_pciec_remove(chan->pciec_card);
+		if (!dev)
 			break;
-		}
 		priv = netdev_priv(dev);
 		chan = priv->priv;
 	}
diff --git linux-libre-5.14.14-gnu/drivers/net/can/usb/peak_usb/pcan_usb_fd.c linux-libre-5.14.15-gnu/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
index b11eabad575b..e206959b3d06 100644
--- linux-libre-5.14.14-gnu/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
+++ linux-libre-5.14.15-gnu/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
@@ -551,11 +551,10 @@ static int pcan_usb_fd_decode_status(struct pcan_usb_fd_if *usb_if,
 	} else if (sm->channel_p_w_b & PUCAN_BUS_WARNING) {
 		new_state = CAN_STATE_ERROR_WARNING;
 	} else {
-		/* no error bit (so, no error skb, back to active state) */
-		dev->can.state = CAN_STATE_ERROR_ACTIVE;
+		/* back to (or still in) ERROR_ACTIVE state */
+		new_state = CAN_STATE_ERROR_ACTIVE;
 		pdev->bec.txerr = 0;
 		pdev->bec.rxerr = 0;
-		return 0;
 	}
 
 	/* state hasn't changed */
diff --git linux-libre-5.14.14-gnu/drivers/net/dsa/lantiq_gswip.c linux-libre-5.14.15-gnu/drivers/net/dsa/lantiq_gswip.c
index c1f717c346b8..12507afa0dae 100644
--- linux-libre-5.14.14-gnu/drivers/net/dsa/lantiq_gswip.c
+++ linux-libre-5.14.15-gnu/drivers/net/dsa/lantiq_gswip.c
@@ -230,7 +230,7 @@
 #define GSWIP_SDMA_PCTRLp(p)		(0xBC0 + ((p) * 0x6))
 #define  GSWIP_SDMA_PCTRL_EN		BIT(0)	/* SDMA Port Enable */
 #define  GSWIP_SDMA_PCTRL_FCEN		BIT(1)	/* Flow Control Enable */
-#define  GSWIP_SDMA_PCTRL_PAUFWD	BIT(1)	/* Pause Frame Forwarding */
+#define  GSWIP_SDMA_PCTRL_PAUFWD	BIT(3)	/* Pause Frame Forwarding */
 
 #define GSWIP_TABLE_ACTIVE_VLAN		0x01
 #define GSWIP_TABLE_VLAN_MAPPING	0x02
diff --git linux-libre-5.14.14-gnu/drivers/net/dsa/mt7530.c linux-libre-5.14.15-gnu/drivers/net/dsa/mt7530.c
index 0cea1572f826..5f60db08bf80 100644
--- linux-libre-5.14.14-gnu/drivers/net/dsa/mt7530.c
+++ linux-libre-5.14.15-gnu/drivers/net/dsa/mt7530.c
@@ -1031,9 +1031,6 @@ mt7530_port_enable(struct dsa_switch *ds, int port,
 {
 	struct mt7530_priv *priv = ds->priv;
 
-	if (!dsa_is_user_port(ds, port))
-		return 0;
-
 	mutex_lock(&priv->reg_mutex);
 
 	/* Allow the user port gets connected to the cpu port and also
@@ -1056,9 +1053,6 @@ mt7530_port_disable(struct dsa_switch *ds, int port)
 {
 	struct mt7530_priv *priv = ds->priv;
 
-	if (!dsa_is_user_port(ds, port))
-		return;
-
 	mutex_lock(&priv->reg_mutex);
 
 	/* Clear up all port matrix which could be restored in the next
@@ -3132,7 +3126,7 @@ mt7530_probe(struct mdio_device *mdiodev)
 		return -ENOMEM;
 
 	priv->ds->dev = &mdiodev->dev;
-	priv->ds->num_ports = DSA_MAX_PORTS;
+	priv->ds->num_ports = MT7530_NUM_PORTS;
 
 	/* Use medatek,mcm property to distinguish hardware type that would
 	 * casues a little bit differences on power-on sequence.
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c linux-libre-5.14.15-gnu/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
index ebccaf02411c..8b618c15984d 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
@@ -157,7 +157,7 @@ static const struct {
 	{ ENETC_PM0_TFRM,   "MAC tx frames" },
 	{ ENETC_PM0_TFCS,   "MAC tx fcs errors" },
 	{ ENETC_PM0_TVLAN,  "MAC tx VLAN frames" },
-	{ ENETC_PM0_TERR,   "MAC tx frames" },
+	{ ENETC_PM0_TERR,   "MAC tx frame errors" },
 	{ ENETC_PM0_TUCA,   "MAC tx unicast frames" },
 	{ ENETC_PM0_TMCA,   "MAC tx multicast frames" },
 	{ ENETC_PM0_TBCA,   "MAC tx broadcast frames" },
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/freescale/enetc/enetc_pf.c linux-libre-5.14.15-gnu/drivers/net/ethernet/freescale/enetc/enetc_pf.c
index cf00709caea4..3ac324509f43 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/freescale/enetc/enetc_pf.c
@@ -517,10 +517,13 @@ static void enetc_port_si_configure(struct enetc_si *si)
 
 static void enetc_configure_port_mac(struct enetc_hw *hw)
 {
+	int tc;
+
 	enetc_port_wr(hw, ENETC_PM0_MAXFRM,
 		      ENETC_SET_MAXFRM(ENETC_RX_MAXFRM_SIZE));
 
-	enetc_port_wr(hw, ENETC_PTCMSDUR(0), ENETC_MAC_MAXFRM_SIZE);
+	for (tc = 0; tc < 8; tc++)
+		enetc_port_wr(hw, ENETC_PTCMSDUR(tc), ENETC_MAC_MAXFRM_SIZE);
 
 	enetc_port_wr(hw, ENETC_PM0_CMD_CFG, ENETC_PM0_CMD_PHY_TX_EN |
 		      ENETC_PM0_CMD_TXP	| ENETC_PM0_PROMISC);
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.c
index eef1b2764d34..67b0bf310daa 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.c
@@ -10,6 +10,27 @@ static LIST_HEAD(hnae3_ae_algo_list);
 static LIST_HEAD(hnae3_client_list);
 static LIST_HEAD(hnae3_ae_dev_list);
 
+void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo)
+{
+	const struct pci_device_id *pci_id;
+	struct hnae3_ae_dev *ae_dev;
+
+	if (!ae_algo)
+		return;
+
+	list_for_each_entry(ae_dev, &hnae3_ae_dev_list, node) {
+		if (!hnae3_get_bit(ae_dev->flag, HNAE3_DEV_INITED_B))
+			continue;
+
+		pci_id = pci_match_id(ae_algo->pdev_id_table, ae_dev->pdev);
+		if (!pci_id)
+			continue;
+		if (IS_ENABLED(CONFIG_PCI_IOV))
+			pci_disable_sriov(ae_dev->pdev);
+	}
+}
+EXPORT_SYMBOL(hnae3_unregister_ae_algo_prepare);
+
 /* we are keeping things simple and using single lock for all the
  * list. This is a non-critical code so other updations, if happen
  * in parallel, can wait.
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.h linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 32987bd134a1..dc5cce127d8e 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -850,6 +850,7 @@ struct hnae3_handle {
 int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev);
 void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev);
 
+void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo);
 void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo);
 void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo);
 
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 114692c4f797..5aad7951308d 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -1845,7 +1845,6 @@ void hns3_shinfo_pack(struct skb_shared_info *shinfo, __u32 *size)
 
 static int hns3_skb_linearize(struct hns3_enet_ring *ring,
 			      struct sk_buff *skb,
-			      u8 max_non_tso_bd_num,
 			      unsigned int bd_num)
 {
 	/* 'bd_num == UINT_MAX' means the skb' fraglist has a
@@ -1862,8 +1861,7 @@ static int hns3_skb_linearize(struct hns3_enet_ring *ring,
 	 * will not help.
 	 */
 	if (skb->len > HNS3_MAX_TSO_SIZE ||
-	    (!skb_is_gso(skb) && skb->len >
-	     HNS3_MAX_NON_TSO_SIZE(max_non_tso_bd_num))) {
+	    (!skb_is_gso(skb) && skb->len > HNS3_MAX_NON_TSO_SIZE)) {
 		u64_stats_update_begin(&ring->syncp);
 		ring->stats.hw_limitation++;
 		u64_stats_update_end(&ring->syncp);
@@ -1898,8 +1896,7 @@ static int hns3_nic_maybe_stop_tx(struct hns3_enet_ring *ring,
 			goto out;
 		}
 
-		if (hns3_skb_linearize(ring, skb, max_non_tso_bd_num,
-				       bd_num))
+		if (hns3_skb_linearize(ring, skb, bd_num))
 			return -ENOMEM;
 
 		bd_num = hns3_tx_bd_count(skb->len);
@@ -3266,6 +3263,7 @@ static void hns3_buffer_detach(struct hns3_enet_ring *ring, int i)
 {
 	hns3_unmap_buffer(ring, &ring->desc_cb[i]);
 	ring->desc[i].addr = 0;
+	ring->desc_cb[i].refill = 0;
 }
 
 static void hns3_free_buffer_detach(struct hns3_enet_ring *ring, int i,
@@ -3343,6 +3341,7 @@ static int hns3_alloc_and_attach_buffer(struct hns3_enet_ring *ring, int i)
 		return ret;
 
 	ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma);
+	ring->desc_cb[i].refill = 1;
 
 	return 0;
 }
@@ -3373,12 +3372,14 @@ static void hns3_replace_buffer(struct hns3_enet_ring *ring, int i,
 	hns3_unmap_buffer(ring, &ring->desc_cb[i]);
 	ring->desc_cb[i] = *res_cb;
 	ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma);
+	ring->desc_cb[i].refill = 1;
 	ring->desc[i].rx.bd_base_info = 0;
 }
 
 static void hns3_reuse_buffer(struct hns3_enet_ring *ring, int i)
 {
 	ring->desc_cb[i].reuse_flag = 0;
+	ring->desc_cb[i].refill = 1;
 	ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma +
 					 ring->desc_cb[i].page_offset);
 	ring->desc[i].rx.bd_base_info = 0;
@@ -3485,10 +3486,14 @@ static int hns3_desc_unused(struct hns3_enet_ring *ring)
 	int ntc = ring->next_to_clean;
 	int ntu = ring->next_to_use;
 
+	if (unlikely(ntc == ntu && !ring->desc_cb[ntc].refill))
+		return ring->desc_num;
+
 	return ((ntc >= ntu) ? 0 : ring->desc_num) + ntc - ntu;
 }
 
-static void hns3_nic_alloc_rx_buffers(struct hns3_enet_ring *ring,
+/* Return true if there is any allocation failure */
+static bool hns3_nic_alloc_rx_buffers(struct hns3_enet_ring *ring,
 				      int cleand_count)
 {
 	struct hns3_desc_cb *desc_cb;
@@ -3513,7 +3518,10 @@ static void hns3_nic_alloc_rx_buffers(struct hns3_enet_ring *ring,
 				hns3_rl_err(ring_to_netdev(ring),
 					    "alloc rx buffer failed: %d\n",
 					    ret);
-				break;
+
+				writel(i, ring->tqp->io_base +
+				       HNS3_RING_RX_RING_HEAD_REG);
+				return true;
 			}
 			hns3_replace_buffer(ring, ring->next_to_use, &res_cbs);
 
@@ -3526,6 +3534,7 @@ static void hns3_nic_alloc_rx_buffers(struct hns3_enet_ring *ring,
 	}
 
 	writel(i, ring->tqp->io_base + HNS3_RING_RX_RING_HEAD_REG);
+	return false;
 }
 
 static bool hns3_can_reuse_page(struct hns3_desc_cb *cb)
@@ -3824,6 +3833,7 @@ static void hns3_rx_ring_move_fw(struct hns3_enet_ring *ring)
 {
 	ring->desc[ring->next_to_clean].rx.bd_base_info &=
 		cpu_to_le32(~BIT(HNS3_RXD_VLD_B));
+	ring->desc_cb[ring->next_to_clean].refill = 0;
 	ring->next_to_clean += 1;
 
 	if (unlikely(ring->next_to_clean == ring->desc_num))
@@ -4159,6 +4169,7 @@ int hns3_clean_rx_ring(struct hns3_enet_ring *ring, int budget,
 {
 #define RCB_NOF_ALLOC_RX_BUFF_ONCE 16
 	int unused_count = hns3_desc_unused(ring);
+	bool failure = false;
 	int recv_pkts = 0;
 	int err;
 
@@ -4167,9 +4178,9 @@ int hns3_clean_rx_ring(struct hns3_enet_ring *ring, int budget,
 	while (recv_pkts < budget) {
 		/* Reuse or realloc buffers */
 		if (unused_count >= RCB_NOF_ALLOC_RX_BUFF_ONCE) {
-			hns3_nic_alloc_rx_buffers(ring, unused_count);
-			unused_count = hns3_desc_unused(ring) -
-					ring->pending_buf;
+			failure = failure ||
+				hns3_nic_alloc_rx_buffers(ring, unused_count);
+			unused_count = 0;
 		}
 
 		/* Poll one pkt */
@@ -4188,11 +4199,7 @@ int hns3_clean_rx_ring(struct hns3_enet_ring *ring, int budget,
 	}
 
 out:
-	/* Make all data has been write before submit */
-	if (unused_count > 0)
-		hns3_nic_alloc_rx_buffers(ring, unused_count);
-
-	return recv_pkts;
+	return failure ? budget : recv_pkts;
 }
 
 static void hns3_update_rx_int_coalesce(struct hns3_enet_tqp_vector *tqp_vector)
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index 15af3d93857b..d146f44bfaca 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -185,11 +185,9 @@ enum hns3_nic_state {
 
 #define HNS3_MAX_BD_SIZE			65535
 #define HNS3_MAX_TSO_BD_NUM			63U
-#define HNS3_MAX_TSO_SIZE \
-	(HNS3_MAX_BD_SIZE * HNS3_MAX_TSO_BD_NUM)
+#define HNS3_MAX_TSO_SIZE			1048576U
+#define HNS3_MAX_NON_TSO_SIZE			9728U
 
-#define HNS3_MAX_NON_TSO_SIZE(max_non_tso_bd_num) \
-	(HNS3_MAX_BD_SIZE * (max_non_tso_bd_num))
 
 #define HNS3_VECTOR_GL0_OFFSET			0x100
 #define HNS3_VECTOR_GL1_OFFSET			0x200
@@ -324,6 +322,7 @@ struct hns3_desc_cb {
 	u32 length;     /* length of the buffer */
 
 	u16 reuse_flag;
+	u16 refill;
 
 	/* desc type, used by the ring user to mark the type of the priv data */
 	u16 type;
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
index c90bfde2aecf..c60d0626062c 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
@@ -133,6 +133,15 @@ static int hclge_ets_validate(struct hclge_dev *hdev, struct ieee_ets *ets,
 				*changed = true;
 			break;
 		case IEEE_8021QAZ_TSA_ETS:
+			/* The hardware will switch to sp mode if bandwidth is
+			 * 0, so limit ets bandwidth must be greater than 0.
+			 */
+			if (!ets->tc_tx_bw[i]) {
+				dev_err(&hdev->pdev->dev,
+					"tc%u ets bw cannot be 0\n", i);
+				return -EINVAL;
+			}
+
 			if (hdev->tm_info.tc_info[i].tc_sch_mode !=
 				HCLGE_SCH_MODE_DWRR)
 				*changed = true;
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index 2eeafd61a07e..c63b440fd654 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -995,8 +995,11 @@ static int hclge_config_tm_hw_err_int(struct hclge_dev *hdev, bool en)
 
 	/* configure TM QCN hw errors */
 	hclge_cmd_setup_basic_desc(&desc, HCLGE_TM_QCN_MEM_INT_CFG, false);
-	if (en)
+	desc.data[0] = cpu_to_le32(HCLGE_TM_QCN_ERR_INT_TYPE);
+	if (en) {
+		desc.data[0] |= cpu_to_le32(HCLGE_TM_QCN_FIFO_INT_EN);
 		desc.data[1] = cpu_to_le32(HCLGE_TM_QCN_MEM_ERR_INT_EN);
+	}
 
 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
 	if (ret)
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index 07987fb8332e..d811eeefe2c0 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -50,6 +50,8 @@
 #define HCLGE_PPP_MPF_ECC_ERR_INT3_EN	0x003F
 #define HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK	0x003F
 #define HCLGE_TM_SCH_ECC_ERR_INT_EN	0x3
+#define HCLGE_TM_QCN_ERR_INT_TYPE	0x29
+#define HCLGE_TM_QCN_FIFO_INT_EN	0xFFFF00
 #define HCLGE_TM_QCN_MEM_ERR_INT_EN	0xFFFFFF
 #define HCLGE_NCSI_ERR_INT_EN	0x3
 #define HCLGE_NCSI_ERR_INT_TYPE	0x9
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 9920e76b4f41..be46b164b0e2 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -13023,6 +13023,7 @@ static int hclge_init(void)
 
 static void hclge_exit(void)
 {
+	hnae3_unregister_ae_algo_prepare(&ae_algo);
 	hnae3_unregister_ae_algo(&ae_algo);
 	destroy_workqueue(hclge_wq);
 }
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
index f314dbd3ce11..95074e91a846 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -752,6 +752,8 @@ static void hclge_tm_pg_info_init(struct hclge_dev *hdev)
 		hdev->tm_info.pg_info[i].tc_bit_map = hdev->hw_tc_map;
 		for (k = 0; k < hdev->tm_info.num_tc; k++)
 			hdev->tm_info.pg_info[i].tc_dwrr[k] = BW_PERCENT;
+		for (; k < HNAE3_MAX_TC; k++)
+			hdev->tm_info.pg_info[i].tc_dwrr[k] = 0;
 	}
 }
 
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 22cf66004dfa..b8414f684e89 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -2271,9 +2271,9 @@ static void hclgevf_reset_service_task(struct hclgevf_dev *hdev)
 		hdev->reset_attempts = 0;
 
 		hdev->last_reset_time = jiffies;
-		while ((hdev->reset_type =
-			hclgevf_get_reset_level(hdev, &hdev->reset_pending))
-		       != HNAE3_NONE_RESET)
+		hdev->reset_type =
+			hclgevf_get_reset_level(hdev, &hdev->reset_pending);
+		if (hdev->reset_type != HNAE3_NONE_RESET)
 			hclgevf_reset(hdev);
 	} else if (test_and_clear_bit(HCLGEVF_RESET_REQUESTED,
 				      &hdev->reset_state)) {
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/e1000.h linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/e1000.h
index 5b2143f4b1f8..3178efd98006 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/e1000.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -113,7 +113,8 @@ enum e1000_boards {
 	board_pch2lan,
 	board_pch_lpt,
 	board_pch_spt,
-	board_pch_cnp
+	board_pch_cnp,
+	board_pch_tgp
 };
 
 struct e1000_ps_page {
@@ -499,6 +500,7 @@ extern const struct e1000_info e1000_pch2_info;
 extern const struct e1000_info e1000_pch_lpt_info;
 extern const struct e1000_info e1000_pch_spt_info;
 extern const struct e1000_info e1000_pch_cnp_info;
+extern const struct e1000_info e1000_pch_tgp_info;
 extern const struct e1000_info e1000_es2_info;
 
 void e1000e_ptp_init(struct e1000_adapter *adapter);
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.c
index a80336c4319b..f8b3e758a8d2 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -4804,7 +4804,7 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
 static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
 {
 	struct e1000_mac_info *mac = &hw->mac;
-	u32 ctrl_ext, txdctl, snoop;
+	u32 ctrl_ext, txdctl, snoop, fflt_dbg;
 	s32 ret_val;
 	u16 i;
 
@@ -4863,6 +4863,15 @@ static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
 		snoop = (u32)~(PCIE_NO_SNOOP_ALL);
 	e1000e_set_pcie_no_snoop(hw, snoop);
 
+	/* Enable workaround for packet loss issue on TGP PCH
+	 * Do not gate DMA clock from the modPHY block
+	 */
+	if (mac->type >= e1000_pch_tgp) {
+		fflt_dbg = er32(FFLT_DBG);
+		fflt_dbg |= E1000_FFLT_DBG_DONT_GATE_WAKE_DMA_CLK;
+		ew32(FFLT_DBG, fflt_dbg);
+	}
+
 	ctrl_ext = er32(CTRL_EXT);
 	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
 	ew32(CTRL_EXT, ctrl_ext);
@@ -5983,3 +5992,23 @@ const struct e1000_info e1000_pch_cnp_info = {
 	.phy_ops		= &ich8_phy_ops,
 	.nvm_ops		= &spt_nvm_ops,
 };
+
+const struct e1000_info e1000_pch_tgp_info = {
+	.mac			= e1000_pch_tgp,
+	.flags			= FLAG_IS_ICH
+				  | FLAG_HAS_WOL
+				  | FLAG_HAS_HW_TIMESTAMP
+				  | FLAG_HAS_CTRLEXT_ON_LOAD
+				  | FLAG_HAS_AMT
+				  | FLAG_HAS_FLASH
+				  | FLAG_HAS_JUMBO_FRAMES
+				  | FLAG_APME_IN_WUC,
+	.flags2			= FLAG2_HAS_PHY_STATS
+				  | FLAG2_HAS_EEE,
+	.pba			= 26,
+	.max_hw_frame_size	= 9022,
+	.get_variants		= e1000_get_variants_ich8lan,
+	.mac_ops		= &ich8_mac_ops,
+	.phy_ops		= &ich8_phy_ops,
+	.nvm_ops		= &spt_nvm_ops,
+};
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.h linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.h
index e757896287eb..8f2a8f4ce0ee 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/ich8lan.h
@@ -286,6 +286,9 @@
 /* Proprietary Latency Tolerance Reporting PCI Capability */
 #define E1000_PCI_LTR_CAP_LPT		0xA8
 
+/* Don't gate wake DMA clock */
+#define E1000_FFLT_DBG_DONT_GATE_WAKE_DMA_CLK	0x1000
+
 void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw);
 void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
 						  bool state);
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/netdev.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/netdev.c
index 757a54c39eef..774f849027f0 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/e1000e/netdev.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -51,6 +51,7 @@ static const struct e1000_info *e1000_info_tbl[] = {
 	[board_pch_lpt]		= &e1000_pch_lpt_info,
 	[board_pch_spt]		= &e1000_pch_spt_info,
 	[board_pch_cnp]		= &e1000_pch_cnp_info,
+	[board_pch_tgp]		= &e1000_pch_tgp_info,
 };
 
 struct e1000_reg_info {
@@ -7844,20 +7845,20 @@ static const struct pci_device_id e1000_pci_tbl[] = {
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_CMP_I219_V11), board_pch_cnp },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_CMP_I219_LM12), board_pch_spt },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_CMP_I219_V12), board_pch_spt },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM13), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V13), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM14), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V14), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM15), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V15), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_cnp },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_cnp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM13), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V13), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM14), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V14), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM15), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V15), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_tgp },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_tgp },
 
 	{ 0, 0, 0, 0, 0, 0, 0 }	/* terminate list */
 };
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_common.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_common.c
index 2fb81e359cdf..df5ad4de1f00 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_common.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_common.c
@@ -25,6 +25,8 @@ static enum ice_status ice_set_mac_type(struct ice_hw *hw)
 	case ICE_DEV_ID_E810C_BACKPLANE:
 	case ICE_DEV_ID_E810C_QSFP:
 	case ICE_DEV_ID_E810C_SFP:
+	case ICE_DEV_ID_E810_XXV_BACKPLANE:
+	case ICE_DEV_ID_E810_XXV_QSFP:
 	case ICE_DEV_ID_E810_XXV_SFP:
 		hw->mac_type = ICE_MAC_E810;
 		break;
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_devids.h linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_devids.h
index 9d8194671f6a..ef4392e6e244 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_devids.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_devids.h
@@ -21,6 +21,10 @@
 #define ICE_DEV_ID_E810C_QSFP		0x1592
 /* Intel(R) Ethernet Controller E810-C for SFP */
 #define ICE_DEV_ID_E810C_SFP		0x1593
+/* Intel(R) Ethernet Controller E810-XXV for backplane */
+#define ICE_DEV_ID_E810_XXV_BACKPLANE	0x1599
+/* Intel(R) Ethernet Controller E810-XXV for QSFP */
+#define ICE_DEV_ID_E810_XXV_QSFP	0x159A
 /* Intel(R) Ethernet Controller E810-XXV for SFP */
 #define ICE_DEV_ID_E810_XXV_SFP		0x159B
 /* Intel(R) Ethernet Connection E823-C for backplane */
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_devlink.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_devlink.c
index 7fe6e8ea39f0..64bea7659cf7 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_devlink.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_devlink.c
@@ -63,7 +63,8 @@ static int ice_info_fw_api(struct ice_pf *pf, struct ice_info_ctx *ctx)
 {
 	struct ice_hw *hw = &pf->hw;
 
-	snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u", hw->api_maj_ver, hw->api_min_ver);
+	snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u", hw->api_maj_ver,
+		 hw->api_min_ver, hw->api_patch);
 
 	return 0;
 }
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_flex_pipe.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
index 06ac9badee77..1ac96dc66d0d 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_flex_pipe.c
@@ -1668,7 +1668,7 @@ static u16 ice_tunnel_idx_to_entry(struct ice_hw *hw, enum ice_tunnel_type type,
 	for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
 		if (hw->tnl.tbl[i].valid &&
 		    hw->tnl.tbl[i].type == type &&
-		    idx--)
+		    idx-- == 0)
 			return i;
 
 	WARN_ON_ONCE(1);
@@ -1828,7 +1828,7 @@ int ice_udp_tunnel_set_port(struct net_device *netdev, unsigned int table,
 	u16 index;
 
 	tnl_type = ti->type == UDP_TUNNEL_TYPE_VXLAN ? TNL_VXLAN : TNL_GENEVE;
-	index = ice_tunnel_idx_to_entry(&pf->hw, idx, tnl_type);
+	index = ice_tunnel_idx_to_entry(&pf->hw, tnl_type, idx);
 
 	status = ice_create_tunnel(&pf->hw, index, tnl_type, ntohs(ti->port));
 	if (status) {
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_lib.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_lib.c
index dde9802c6c72..b718e196af2a 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_lib.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -2841,6 +2841,7 @@ void ice_napi_del(struct ice_vsi *vsi)
  */
 int ice_vsi_release(struct ice_vsi *vsi)
 {
+	enum ice_status err;
 	struct ice_pf *pf;
 
 	if (!vsi->back)
@@ -2912,6 +2913,10 @@ int ice_vsi_release(struct ice_vsi *vsi)
 
 	ice_fltr_remove_all(vsi);
 	ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx);
+	err = ice_rm_vsi_rdma_cfg(vsi->port_info, vsi->idx);
+	if (err)
+		dev_err(ice_pf_to_dev(vsi->back), "Failed to remove RDMA scheduler config for VSI %u, err %d\n",
+			vsi->vsi_num, err);
 	ice_vsi_delete(vsi);
 	ice_vsi_free_q_vectors(vsi);
 
@@ -3092,6 +3097,10 @@ int ice_vsi_rebuild(struct ice_vsi *vsi, bool init_vsi)
 	prev_num_q_vectors = ice_vsi_rebuild_get_coalesce(vsi, coalesce);
 
 	ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx);
+	ret = ice_rm_vsi_rdma_cfg(vsi->port_info, vsi->idx);
+	if (ret)
+		dev_err(ice_pf_to_dev(vsi->back), "Failed to remove RDMA scheduler config for VSI %u, err %d\n",
+			vsi->vsi_num, ret);
 	ice_vsi_free_q_vectors(vsi);
 
 	/* SR-IOV determines needed MSIX resources all at once instead of per
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_main.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_main.c
index ebf6cc4ac297..19f3b601a276 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_main.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_main.c
@@ -4224,6 +4224,9 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent)
 	if (!pf)
 		return -ENOMEM;
 
+	/* initialize Auxiliary index to invalid value */
+	pf->aux_idx = -1;
+
 	/* set up for high or low DMA */
 	err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
 	if (err)
@@ -4615,7 +4618,8 @@ static void ice_remove(struct pci_dev *pdev)
 
 	ice_aq_cancel_waiting_tasks(pf);
 	ice_unplug_aux_dev(pf);
-	ida_free(&ice_aux_ida, pf->aux_idx);
+	if (pf->aux_idx >= 0)
+		ida_free(&ice_aux_ida, pf->aux_idx);
 	set_bit(ICE_DOWN, pf->state);
 
 	mutex_destroy(&(&pf->hw)->fdir_fltr_lock);
@@ -5016,6 +5020,8 @@ static const struct pci_device_id ice_pci_tbl[] = {
 	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810C_BACKPLANE), 0 },
 	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810C_QSFP), 0 },
 	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810C_SFP), 0 },
+	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810_XXV_BACKPLANE), 0 },
+	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810_XXV_QSFP), 0 },
 	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810_XXV_SFP), 0 },
 	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E823C_BACKPLANE), 0 },
 	{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E823C_QSFP), 0 },
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_sched.c linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_sched.c
index 9f07b6641705..2d9b10277186 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_sched.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_sched.c
@@ -2070,6 +2070,19 @@ enum ice_status ice_rm_vsi_lan_cfg(struct ice_port_info *pi, u16 vsi_handle)
 	return ice_sched_rm_vsi_cfg(pi, vsi_handle, ICE_SCHED_NODE_OWNER_LAN);
 }
 
+/**
+ * ice_rm_vsi_rdma_cfg - remove VSI and its RDMA children nodes
+ * @pi: port information structure
+ * @vsi_handle: software VSI handle
+ *
+ * This function clears the VSI and its RDMA children nodes from scheduler tree
+ * for all TCs.
+ */
+enum ice_status ice_rm_vsi_rdma_cfg(struct ice_port_info *pi, u16 vsi_handle)
+{
+	return ice_sched_rm_vsi_cfg(pi, vsi_handle, ICE_SCHED_NODE_OWNER_RDMA);
+}
+
 /**
  * ice_get_agg_info - get the aggregator ID
  * @hw: pointer to the hardware structure
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_sched.h linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_sched.h
index 9beef8f0ec76..fdf7a5882f07 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/ice/ice_sched.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/ice/ice_sched.h
@@ -89,6 +89,7 @@ enum ice_status
 ice_sched_cfg_vsi(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 maxqs,
 		  u8 owner, bool enable);
 enum ice_status ice_rm_vsi_lan_cfg(struct ice_port_info *pi, u16 vsi_handle);
+enum ice_status ice_rm_vsi_rdma_cfg(struct ice_port_info *pi, u16 vsi_handle);
 
 /* Tx scheduler rate limiter functions */
 enum ice_status
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/igc/igc_hw.h linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/igc/igc_hw.h
index 4461f8b9a864..4e0203336c6b 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/intel/igc/igc_hw.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/intel/igc/igc_hw.h
@@ -22,8 +22,8 @@
 #define IGC_DEV_ID_I220_V			0x15F7
 #define IGC_DEV_ID_I225_K			0x3100
 #define IGC_DEV_ID_I225_K2			0x3101
+#define IGC_DEV_ID_I226_K			0x3102
 #define IGC_DEV_ID_I225_LMVP			0x5502
-#define IGC_DEV_ID_I226_K			0x5504
 #define IGC_DEV_ID_I225_IT			0x0D9F
 #define IGC_DEV_ID_I226_LM			0x125B
 #define IGC_DEV_ID_I226_V			0x125C
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
index 1e2d117082d4..603d9884b6bd 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
@@ -10,6 +10,8 @@
 #include "en_tc.h"
 #include "rep/tc.h"
 #include "rep/neigh.h"
+#include "lag.h"
+#include "lag_mp.h"
 
 struct mlx5e_tc_tun_route_attr {
 	struct net_device *out_dev;
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
index 33de8f0092a6..fb5397324aa4 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
@@ -141,8 +141,7 @@ static void mlx5e_ipsec_set_swp(struct sk_buff *skb,
 	 * Pkt: MAC  IP     ESP  IP    L4
 	 *
 	 * Transport Mode:
-	 * SWP:      OutL3       InL4
-	 *           InL3
+	 * SWP:      OutL3       OutL4
 	 * Pkt: MAC  IP     ESP  L4
 	 *
 	 * Tunnel(VXLAN TCP/UDP) over Transport Mode
@@ -171,31 +170,35 @@ static void mlx5e_ipsec_set_swp(struct sk_buff *skb,
 		return;
 
 	if (!xo->inner_ipproto) {
-		eseg->swp_inner_l3_offset = skb_network_offset(skb) / 2;
-		eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2;
-		if (skb->protocol == htons(ETH_P_IPV6))
-			eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
-		if (xo->proto == IPPROTO_UDP)
+		switch (xo->proto) {
+		case IPPROTO_UDP:
+			eseg->swp_flags |= MLX5_ETH_WQE_SWP_OUTER_L4_UDP;
+			fallthrough;
+		case IPPROTO_TCP:
+			/* IP | ESP | TCP */
+			eseg->swp_outer_l4_offset = skb_inner_transport_offset(skb) / 2;
+			break;
+		default:
+			break;
+		}
+	} else {
+		/* Tunnel(VXLAN TCP/UDP) over Transport Mode */
+		switch (xo->inner_ipproto) {
+		case IPPROTO_UDP:
 			eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP;
-		return;
-	}
-
-	/* Tunnel(VXLAN TCP/UDP) over Transport Mode */
-	switch (xo->inner_ipproto) {
-	case IPPROTO_UDP:
-		eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP;
-		fallthrough;
-	case IPPROTO_TCP:
-		eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2;
-		eseg->swp_inner_l4_offset = (skb->csum_start + skb->head - skb->data) / 2;
-		if (skb->protocol == htons(ETH_P_IPV6))
-			eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
-		break;
-	default:
-		break;
+			fallthrough;
+		case IPPROTO_TCP:
+			eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2;
+			eseg->swp_inner_l4_offset =
+				(skb->csum_start + skb->head - skb->data) / 2;
+			if (skb->protocol == htons(ETH_P_IPV6))
+				eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
+			break;
+		default:
+			break;
+		}
 	}
 
-	return;
 }
 
 void mlx5e_ipsec_set_iv_esn(struct sk_buff *skb, struct xfrm_state *x,
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 6eba574c5a36..c757209b47ee 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -72,6 +72,8 @@
 #include "lib/fs_chains.h"
 #include "diag/en_tc_tracepoint.h"
 #include <asm/div64.h>
+#include "lag.h"
+#include "lag_mp.h"
 
 #define nic_chains(priv) ((priv)->fs.tc.chains)
 #define MLX5_MH_ACT_SZ MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index c63d78eda606..188994d091c5 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -213,19 +213,18 @@ static inline void mlx5e_insert_vlan(void *start, struct sk_buff *skb, u16 ihs)
 	memcpy(&vhdr->h_vlan_encapsulated_proto, skb->data + cpy1_sz, cpy2_sz);
 }
 
-/* If packet is not IP's CHECKSUM_PARTIAL (e.g. icmd packet),
- * need to set L3 checksum flag for IPsec
- */
 static void
 ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
 			    struct mlx5_wqe_eth_seg *eseg)
 {
+	struct xfrm_offload *xo = xfrm_offload(skb);
+
 	eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM;
-	if (skb->encapsulation) {
-		eseg->cs_flags |= MLX5_ETH_WQE_L3_INNER_CSUM;
+	if (xo->inner_ipproto) {
+		eseg->cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM | MLX5_ETH_WQE_L3_INNER_CSUM;
+	} else if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
+		eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM;
 		sq->stats->csum_partial_inner++;
-	} else {
-		sq->stats->csum_partial++;
 	}
 }
 
@@ -234,6 +233,11 @@ mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
 			    struct mlx5e_accel_tx_state *accel,
 			    struct mlx5_wqe_eth_seg *eseg)
 {
+	if (unlikely(mlx5e_ipsec_eseg_meta(eseg))) {
+		ipsec_txwqe_build_eseg_csum(sq, skb, eseg);
+		return;
+	}
+
 	if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
 		eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM;
 		if (skb->encapsulation) {
@@ -249,8 +253,6 @@ mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
 		eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM | MLX5_ETH_WQE_L4_CSUM;
 		sq->stats->csum_partial++;
 #endif
-	} else if (unlikely(mlx5e_ipsec_eseg_meta(eseg))) {
-		ipsec_txwqe_build_eseg_csum(sq, skb, eseg);
 	} else
 		sq->stats->csum_none++;
 }
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag.c linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index 40ef60f562b4..be6e7e10b252 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -372,12 +372,17 @@ static void mlx5_do_bond(struct mlx5_lag *ldev)
 	bool do_bond, roce_lag;
 	int err;
 
-	if (!mlx5_lag_is_ready(ldev))
-		return;
+	if (!mlx5_lag_is_ready(ldev)) {
+		do_bond = false;
+	} else {
+		/* VF LAG is in multipath mode, ignore bond change requests */
+		if (mlx5_lag_is_multipath(dev0))
+			return;
 
-	tracker = ldev->tracker;
+		tracker = ldev->tracker;
 
-	do_bond = tracker.is_bonded && mlx5_lag_check_prereq(ldev);
+		do_bond = tracker.is_bonded && mlx5_lag_check_prereq(ldev);
+	}
 
 	if (do_bond && !__mlx5_lag_is_active(ldev)) {
 		roce_lag = !mlx5_sriov_is_enabled(dev0) &&
@@ -691,11 +696,11 @@ void mlx5_lag_remove_netdev(struct mlx5_core_dev *dev,
 	if (!ldev)
 		return;
 
-	if (__mlx5_lag_is_active(ldev))
-		mlx5_disable_lag(ldev);
-
 	mlx5_ldev_remove_netdev(ldev, netdev);
 	ldev->flags &= ~MLX5_LAG_FLAG_READY;
+
+	if (__mlx5_lag_is_active(ldev))
+		mlx5_queue_bond_work(ldev, 0);
 }
 
 /* Must be called with intf_mutex held */
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
index 516bfc2bd797..577e5d02bfdd 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.c
@@ -9,20 +9,23 @@
 #include "eswitch.h"
 #include "lib/mlx5.h"
 
+static bool __mlx5_lag_is_multipath(struct mlx5_lag *ldev)
+{
+	return !!(ldev->flags & MLX5_LAG_FLAG_MULTIPATH);
+}
+
 static bool mlx5_lag_multipath_check_prereq(struct mlx5_lag *ldev)
 {
 	if (!mlx5_lag_is_ready(ldev))
 		return false;
 
+	if (__mlx5_lag_is_active(ldev) && !__mlx5_lag_is_multipath(ldev))
+		return false;
+
 	return mlx5_esw_multipath_prereq(ldev->pf[MLX5_LAG_P1].dev,
 					 ldev->pf[MLX5_LAG_P2].dev);
 }
 
-static bool __mlx5_lag_is_multipath(struct mlx5_lag *ldev)
-{
-	return !!(ldev->flags & MLX5_LAG_FLAG_MULTIPATH);
-}
-
 bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev)
 {
 	struct mlx5_lag *ldev;
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.h linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.h
index 729c839397a8..dea199e79bed 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.h
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/mellanox/mlx5/core/lag_mp.h
@@ -24,12 +24,14 @@ struct lag_mp {
 void mlx5_lag_mp_reset(struct mlx5_lag *ldev);
 int mlx5_lag_mp_init(struct mlx5_lag *ldev);
 void mlx5_lag_mp_cleanup(struct mlx5_lag *ldev);
+bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev);
 
 #else /* CONFIG_MLX5_ESWITCH */
 
 static inline void mlx5_lag_mp_reset(struct mlx5_lag *ldev) {};
 static inline int mlx5_lag_mp_init(struct mlx5_lag *ldev) { return 0; }
 static inline void mlx5_lag_mp_cleanup(struct mlx5_lag *ldev) {}
+bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev) { return false; }
 
 #endif /* CONFIG_MLX5_ESWITCH */
 #endif /* __MLX5_LAG_MP_H__ */
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c linux-libre-5.14.15-gnu/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c
index fbfda55b4c52..5e731a72cce8 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c
@@ -71,6 +71,7 @@ err_remove_config_dt:
 
 static const struct of_device_id dwmac_generic_match[] = {
 	{ .compatible = "st,spear600-gmac"},
+	{ .compatible = "snps,dwmac-3.40a"},
 	{ .compatible = "snps,dwmac-3.50a"},
 	{ .compatible = "snps,dwmac-3.610"},
 	{ .compatible = "snps,dwmac-3.70a"},
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c linux-libre-5.14.15-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 6b2a5e5769e8..14e577787415 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -736,7 +736,7 @@ static int stmmac_hwtstamp_set(struct net_device *dev, struct ifreq *ifr)
 			config.rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
 			ptp_v2 = PTP_TCR_TSVER2ENA;
 			snap_type_sel = PTP_TCR_SNAPTYPSEL_1;
-			if (priv->synopsys_id != DWMAC_CORE_5_10)
+			if (priv->synopsys_id < DWMAC_CORE_4_10)
 				ts_event_en = PTP_TCR_TSEVNTENA;
 			ptp_over_ipv4_udp = PTP_TCR_TSIPV4ENA;
 			ptp_over_ipv6_udp = PTP_TCR_TSIPV6ENA;
diff --git linux-libre-5.14.14-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c linux-libre-5.14.15-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 62cec9bfcd33..232ac98943cd 100644
--- linux-libre-5.14.14-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ linux-libre-5.14.15-gnu/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -508,6 +508,14 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac)
 		plat->pmt = 1;
 	}
 
+	if (of_device_is_compatible(np, "snps,dwmac-3.40a")) {
+		plat->has_gmac = 1;
+		plat->enh_desc = 1;
+		plat->tx_coe = 1;
+		plat->bugged_jumbo = 1;
+		plat->pmt = 1;
+	}
+
 	if (of_device_is_compatible(np, "snps,dwmac-4.00") ||
 	    of_device_is_compatible(np, "snps,dwmac-4.10a") ||
 	    of_device_is_compatible(np, "snps,dwmac-4.20a") ||
diff --git linux-libre-5.14.14-gnu/drivers/net/hamradio/baycom_epp.c linux-libre-5.14.15-gnu/drivers/net/hamradio/baycom_epp.c
index 4435a1195194..8ea8d50f81c4 100644
--- linux-libre-5.14.14-gnu/drivers/net/hamradio/baycom_epp.c
+++ linux-libre-5.14.15-gnu/drivers/net/hamradio/baycom_epp.c
@@ -623,16 +623,16 @@ static int receive(struct net_device *dev, int cnt)
 
 /* --------------------------------------------------------------------- */
 
-#ifdef __i386__
+#if defined(__i386__) && !defined(CONFIG_UML)
 #include <asm/msr.h>
 #define GETTICK(x)						\
 ({								\
 	if (boot_cpu_has(X86_FEATURE_TSC))			\
 		x = (unsigned int)rdtsc();			\
 })
-#else /* __i386__ */
+#else /* __i386__  && !CONFIG_UML */
 #define GETTICK(x)
-#endif /* __i386__ */
+#endif /* __i386__  && !CONFIG_UML */
 
 static void epp_bh(struct work_struct *work)
 {
diff --git linux-libre-5.14.14-gnu/drivers/net/phy/mdio_bus.c linux-libre-5.14.15-gnu/drivers/net/phy/mdio_bus.c
index 6865d9319197..3fa9c15ec81e 100644
--- linux-libre-5.14.14-gnu/drivers/net/phy/mdio_bus.c
+++ linux-libre-5.14.15-gnu/drivers/net/phy/mdio_bus.c
@@ -548,6 +548,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner)
 	err = device_register(&bus->dev);
 	if (err) {
 		pr_err("mii_bus %s failed to register\n", bus->id);
+		put_device(&bus->dev);
 		return -EINVAL;
 	}
 
diff --git linux-libre-5.14.14-gnu/drivers/net/usb/Kconfig linux-libre-5.14.15-gnu/drivers/net/usb/Kconfig
index f87f17503373..b554054a7560 100644
--- linux-libre-5.14.14-gnu/drivers/net/usb/Kconfig
+++ linux-libre-5.14.15-gnu/drivers/net/usb/Kconfig
@@ -117,6 +117,7 @@ config USB_LAN78XX
 	select PHYLIB
 	select MICROCHIP_PHY
 	select FIXED_PHY
+	select CRC32
 	help
 	  This option adds support for Microchip LAN78XX based USB 2
 	  & USB 3 10/100/1000 Ethernet adapters.
diff --git linux-libre-5.14.14-gnu/drivers/net/usb/r8152.c linux-libre-5.14.15-gnu/drivers/net/usb/r8152.c
index 796389fefbc2..22f663a967b8 100644
--- linux-libre-5.14.14-gnu/drivers/net/usb/r8152.c
+++ linux-libre-5.14.15-gnu/drivers/net/usb/r8152.c
@@ -767,6 +767,7 @@ enum rtl8152_flags {
 	PHY_RESET,
 	SCHEDULE_TASKLET,
 	GREEN_ETHERNET,
+	RX_EPROTO,
 };
 
 #define DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2	0x3082
@@ -1770,6 +1771,14 @@ static void read_bulk_callback(struct urb *urb)
 		rtl_set_unplug(tp);
 		netif_device_detach(tp->netdev);
 		return;
+	case -EPROTO:
+		urb->actual_length = 0;
+		spin_lock_irqsave(&tp->rx_lock, flags);
+		list_add_tail(&agg->list, &tp->rx_done);
+		spin_unlock_irqrestore(&tp->rx_lock, flags);
+		set_bit(RX_EPROTO, &tp->flags);
+		schedule_delayed_work(&tp->schedule, 1);
+		return;
 	case -ENOENT:
 		return;	/* the urb is in unlink state */
 	case -ETIME:
@@ -2425,6 +2434,7 @@ static int rx_bottom(struct r8152 *tp, int budget)
 	if (list_empty(&tp->rx_done))
 		goto out1;
 
+	clear_bit(RX_EPROTO, &tp->flags);
 	INIT_LIST_HEAD(&rx_queue);
 	spin_lock_irqsave(&tp->rx_lock, flags);
 	list_splice_init(&tp->rx_done, &rx_queue);
@@ -2441,7 +2451,7 @@ static int rx_bottom(struct r8152 *tp, int budget)
 
 		agg = list_entry(cursor, struct rx_agg, list);
 		urb = agg->urb;
-		if (urb->actual_length < ETH_ZLEN)
+		if (urb->status != 0 || urb->actual_length < ETH_ZLEN)
 			goto submit;
 
 		agg_free = rtl_get_free_rx(tp, GFP_ATOMIC);
@@ -6643,6 +6653,10 @@ static void rtl_work_func_t(struct work_struct *work)
 	    netif_carrier_ok(tp->netdev))
 		tasklet_schedule(&tp->tx_tl);
 
+	if (test_and_clear_bit(RX_EPROTO, &tp->flags) &&
+	    !list_empty(&tp->rx_done))
+		napi_schedule(&tp->napi);
+
 	mutex_unlock(&tp->control);
 
 out1:
diff --git linux-libre-5.14.14-gnu/drivers/pci/hotplug/s390_pci_hpc.c linux-libre-5.14.15-gnu/drivers/pci/hotplug/s390_pci_hpc.c
index 014868752cd4..dcefdb42ac46 100644
--- linux-libre-5.14.14-gnu/drivers/pci/hotplug/s390_pci_hpc.c
+++ linux-libre-5.14.15-gnu/drivers/pci/hotplug/s390_pci_hpc.c
@@ -62,14 +62,7 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	struct zpci_dev *zdev = container_of(hotplug_slot, struct zpci_dev,
 					     hotplug_slot);
 
-	switch (zdev->state) {
-	case ZPCI_FN_STATE_STANDBY:
-		*value = 0;
-		break;
-	default:
-		*value = 1;
-		break;
-	}
+	*value = zpci_is_device_configured(zdev) ? 1 : 0;
 	return 0;
 }
 
diff --git linux-libre-5.14.14-gnu/drivers/pinctrl/stm32/pinctrl-stm32.c linux-libre-5.14.15-gnu/drivers/pinctrl/stm32/pinctrl-stm32.c
index 68b3886f9f0f..dfd8888a222a 100644
--- linux-libre-5.14.14-gnu/drivers/pinctrl/stm32/pinctrl-stm32.c
+++ linux-libre-5.14.15-gnu/drivers/pinctrl/stm32/pinctrl-stm32.c
@@ -1644,8 +1644,8 @@ int __maybe_unused stm32_pinctrl_resume(struct device *dev)
 	struct stm32_pinctrl_group *g = pctl->groups;
 	int i;
 
-	for (i = g->pin; i < g->pin + pctl->ngroups; i++)
-		stm32_pinctrl_restore_gpio_regs(pctl, i);
+	for (i = 0; i < pctl->ngroups; i++, g++)
+		stm32_pinctrl_restore_gpio_regs(pctl, g->pin);
 
 	return 0;
 }
diff --git linux-libre-5.14.14-gnu/drivers/platform/x86/intel_scu_ipc.c linux-libre-5.14.15-gnu/drivers/platform/x86/intel_scu_ipc.c
index 25b98b12439f..121037d0a933 100644
--- linux-libre-5.14.14-gnu/drivers/platform/x86/intel_scu_ipc.c
+++ linux-libre-5.14.15-gnu/drivers/platform/x86/intel_scu_ipc.c
@@ -75,7 +75,7 @@ struct intel_scu_ipc_dev {
 #define IPC_READ_BUFFER		0x90
 
 /* Timeout in jiffies */
-#define IPC_TIMEOUT		(5 * HZ)
+#define IPC_TIMEOUT		(10 * HZ)
 
 static struct intel_scu_ipc_dev *ipcdev; /* Only one for now */
 static DEFINE_MUTEX(ipclock); /* lock used to prevent multiple call to SCU */
@@ -247,7 +247,7 @@ static inline int busy_loop(struct intel_scu_ipc_dev *scu)
 	return -ETIMEDOUT;
 }
 
-/* Wait till ipc ioc interrupt is received or timeout in 3 HZ */
+/* Wait till ipc ioc interrupt is received or timeout in 10 HZ */
 static inline int ipc_wait_for_interrupt(struct intel_scu_ipc_dev *scu)
 {
 	int status;
diff --git linux-libre-5.14.14-gnu/drivers/ptp/ptp_clock.c linux-libre-5.14.15-gnu/drivers/ptp/ptp_clock.c
index 4dfc52e06704..7fd02aabd79a 100644
--- linux-libre-5.14.14-gnu/drivers/ptp/ptp_clock.c
+++ linux-libre-5.14.15-gnu/drivers/ptp/ptp_clock.c
@@ -283,15 +283,22 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info,
 	/* Create a posix clock and link it to the device. */
 	err = posix_clock_register(&ptp->clock, &ptp->dev);
 	if (err) {
+	        if (ptp->pps_source)
+	                pps_unregister_source(ptp->pps_source);
+
+		kfree(ptp->vclock_index);
+
+		if (ptp->kworker)
+	                kthread_destroy_worker(ptp->kworker);
+
+		put_device(&ptp->dev);
+
 		pr_err("failed to create posix clock\n");
-		goto no_clock;
+		return ERR_PTR(err);
 	}
 
 	return ptp;
 
-no_clock:
-	if (ptp->pps_source)
-		pps_unregister_source(ptp->pps_source);
 no_pps:
 	ptp_cleanup_pin_groups(ptp);
 no_pin_groups:
diff --git linux-libre-5.14.14-gnu/drivers/scsi/hosts.c linux-libre-5.14.15-gnu/drivers/scsi/hosts.c
index 3f6f14f0cafb..24b72ee4246f 100644
--- linux-libre-5.14.14-gnu/drivers/scsi/hosts.c
+++ linux-libre-5.14.15-gnu/drivers/scsi/hosts.c
@@ -220,7 +220,8 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev,
 		goto fail;
 	}
 
-	shost->cmd_per_lun = min_t(short, shost->cmd_per_lun,
+	/* Use min_t(int, ...) in case shost->can_queue exceeds SHRT_MAX */
+	shost->cmd_per_lun = min_t(int, shost->cmd_per_lun,
 				   shost->can_queue);
 
 	error = scsi_init_sense_cache(shost);
diff --git linux-libre-5.14.14-gnu/drivers/scsi/mpi3mr/mpi3mr_os.c linux-libre-5.14.15-gnu/drivers/scsi/mpi3mr/mpi3mr_os.c
index 24ac7ddec749..206c2598ade3 100644
--- linux-libre-5.14.14-gnu/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ linux-libre-5.14.15-gnu/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -3755,7 +3755,7 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	shost->max_lun = -1;
 	shost->unique_id = mrioc->id;
 
-	shost->max_channel = 1;
+	shost->max_channel = 0;
 	shost->max_id = 0xFFFFFFFF;
 
 	if (prot_mask >= 0)
diff --git linux-libre-5.14.14-gnu/drivers/scsi/qla2xxx/qla_bsg.c linux-libre-5.14.15-gnu/drivers/scsi/qla2xxx/qla_bsg.c
index d42b2ad84049..2304f54fdc93 100644
--- linux-libre-5.14.14-gnu/drivers/scsi/qla2xxx/qla_bsg.c
+++ linux-libre-5.14.15-gnu/drivers/scsi/qla2xxx/qla_bsg.c
@@ -415,7 +415,7 @@ done_unmap_sg:
 	goto done_free_fcport;
 
 done_free_fcport:
-	if (bsg_request->msgcode == FC_BSG_RPT_ELS)
+	if (bsg_request->msgcode != FC_BSG_RPT_ELS)
 		qla2x00_free_fcport(fcport);
 done:
 	return rval;
diff --git linux-libre-5.14.14-gnu/drivers/scsi/scsi_transport_iscsi.c linux-libre-5.14.15-gnu/drivers/scsi/scsi_transport_iscsi.c
index 922e4c7bd88e..78343d3f9385 100644
--- linux-libre-5.14.14-gnu/drivers/scsi/scsi_transport_iscsi.c
+++ linux-libre-5.14.15-gnu/drivers/scsi/scsi_transport_iscsi.c
@@ -2930,8 +2930,6 @@ iscsi_set_param(struct iscsi_transport *transport, struct iscsi_uevent *ev)
 			session->recovery_tmo = value;
 		break;
 	default:
-		err = transport->set_param(conn, ev->u.set_param.param,
-					   data, ev->u.set_param.len);
 		if ((conn->state == ISCSI_CONN_BOUND) ||
 			(conn->state == ISCSI_CONN_UP)) {
 			err = transport->set_param(conn, ev->u.set_param.param,
diff --git linux-libre-5.14.14-gnu/drivers/scsi/storvsc_drv.c linux-libre-5.14.15-gnu/drivers/scsi/storvsc_drv.c
index 37506b3fe5a9..5fa1120a87f7 100644
--- linux-libre-5.14.14-gnu/drivers/scsi/storvsc_drv.c
+++ linux-libre-5.14.15-gnu/drivers/scsi/storvsc_drv.c
@@ -1285,11 +1285,15 @@ static void storvsc_on_channel_callback(void *context)
 	foreach_vmbus_pkt(desc, channel) {
 		struct vstor_packet *packet = hv_pkt_data(desc);
 		struct storvsc_cmd_request *request = NULL;
+		u32 pktlen = hv_pkt_datalen(desc);
 		u64 rqst_id = desc->trans_id;
+		u32 minlen = rqst_id ? sizeof(struct vstor_packet) -
+			stor_device->vmscsi_size_delta : sizeof(enum vstor_packet_operation);
 
-		if (hv_pkt_datalen(desc) < sizeof(struct vstor_packet) -
-				stor_device->vmscsi_size_delta) {
-			dev_err(&device->device, "Invalid packet len\n");
+		if (pktlen < minlen) {
+			dev_err(&device->device,
+				"Invalid pkt: id=%llu, len=%u, minlen=%u\n",
+				rqst_id, pktlen, minlen);
 			continue;
 		}
 
@@ -1302,13 +1306,23 @@ static void storvsc_on_channel_callback(void *context)
 			if (rqst_id == 0) {
 				/*
 				 * storvsc_on_receive() looks at the vstor_packet in the message
-				 * from the ring buffer.  If the operation in the vstor_packet is
-				 * COMPLETE_IO, then we call storvsc_on_io_completion(), and
-				 * dereference the guest memory address.  Make sure we don't call
-				 * storvsc_on_io_completion() with a guest memory address that is
-				 * zero if Hyper-V were to construct and send such a bogus packet.
+				 * from the ring buffer.
+				 *
+				 * - If the operation in the vstor_packet is COMPLETE_IO, then
+				 *   we call storvsc_on_io_completion(), and dereference the
+				 *   guest memory address.  Make sure we don't call
+				 *   storvsc_on_io_completion() with a guest memory address
+				 *   that is zero if Hyper-V were to construct and send such
+				 *   a bogus packet.
+				 *
+				 * - If the operation in the vstor_packet is FCHBA_DATA, then
+				 *   we call cache_wwn(), and access the data payload area of
+				 *   the packet (wwn_packet); however, there is no guarantee
+				 *   that the packet is big enough to contain such area.
+				 *   Future-proof the code by rejecting such a bogus packet.
 				 */
-				if (packet->operation == VSTOR_OPERATION_COMPLETE_IO) {
+				if (packet->operation == VSTOR_OPERATION_COMPLETE_IO ||
+				    packet->operation == VSTOR_OPERATION_FCHBA_DATA) {
 					dev_err(&device->device, "Invalid packet with ID of 0\n");
 					continue;
 				}
diff --git linux-libre-5.14.14-gnu/drivers/spi/spi-mux.c linux-libre-5.14.15-gnu/drivers/spi/spi-mux.c
index 9708b7827ff7..f5d32ec4634e 100644
--- linux-libre-5.14.14-gnu/drivers/spi/spi-mux.c
+++ linux-libre-5.14.15-gnu/drivers/spi/spi-mux.c
@@ -137,6 +137,13 @@ static int spi_mux_probe(struct spi_device *spi)
 	priv = spi_controller_get_devdata(ctlr);
 	priv->spi = spi;
 
+	/*
+	 * Increase lockdep class as these lock are taken while the parent bus
+	 * already holds their instance's lock.
+	 */
+	lockdep_set_subclass(&ctlr->io_mutex, 1);
+	lockdep_set_subclass(&ctlr->add_lock, 1);
+
 	priv->mux = devm_mux_control_get(&spi->dev, NULL);
 	if (IS_ERR(priv->mux)) {
 		ret = dev_err_probe(&spi->dev, PTR_ERR(priv->mux),
diff --git linux-libre-5.14.14-gnu/drivers/spi/spi.c linux-libre-5.14.15-gnu/drivers/spi/spi.c
index f95f7666cb5b..3093e0041158 100644
--- linux-libre-5.14.14-gnu/drivers/spi/spi.c
+++ linux-libre-5.14.15-gnu/drivers/spi/spi.c
@@ -480,12 +480,6 @@ static LIST_HEAD(spi_controller_list);
  */
 static DEFINE_MUTEX(board_lock);
 
-/*
- * Prevents addition of devices with same chip select and
- * addition of devices below an unregistering controller.
- */
-static DEFINE_MUTEX(spi_add_lock);
-
 /**
  * spi_alloc_device - Allocate a new SPI device
  * @ctlr: Controller to which device is connected
@@ -638,9 +632,9 @@ int spi_add_device(struct spi_device *spi)
 	 * chipselect **BEFORE** we call setup(), else we'll trash
 	 * its configuration.  Lock against concurrent add() calls.
 	 */
-	mutex_lock(&spi_add_lock);
+	mutex_lock(&ctlr->add_lock);
 	status = __spi_add_device(spi);
-	mutex_unlock(&spi_add_lock);
+	mutex_unlock(&ctlr->add_lock);
 	return status;
 }
 EXPORT_SYMBOL_GPL(spi_add_device);
@@ -660,7 +654,7 @@ static int spi_add_device_locked(struct spi_device *spi)
 	/* Set the bus ID string */
 	spi_dev_set_name(spi);
 
-	WARN_ON(!mutex_is_locked(&spi_add_lock));
+	WARN_ON(!mutex_is_locked(&ctlr->add_lock));
 	return __spi_add_device(spi);
 }
 
@@ -2555,6 +2549,12 @@ struct spi_controller *__spi_alloc_controller(struct device *dev,
 		return NULL;
 
 	device_initialize(&ctlr->dev);
+	INIT_LIST_HEAD(&ctlr->queue);
+	spin_lock_init(&ctlr->queue_lock);
+	spin_lock_init(&ctlr->bus_lock_spinlock);
+	mutex_init(&ctlr->bus_lock_mutex);
+	mutex_init(&ctlr->io_mutex);
+	mutex_init(&ctlr->add_lock);
 	ctlr->bus_num = -1;
 	ctlr->num_chipselect = 1;
 	ctlr->slave = slave;
@@ -2827,11 +2827,6 @@ int spi_register_controller(struct spi_controller *ctlr)
 			return id;
 		ctlr->bus_num = id;
 	}
-	INIT_LIST_HEAD(&ctlr->queue);
-	spin_lock_init(&ctlr->queue_lock);
-	spin_lock_init(&ctlr->bus_lock_spinlock);
-	mutex_init(&ctlr->bus_lock_mutex);
-	mutex_init(&ctlr->io_mutex);
 	ctlr->bus_lock_flag = 0;
 	init_completion(&ctlr->xfer_completion);
 	if (!ctlr->max_dma_len)
@@ -2968,7 +2963,7 @@ void spi_unregister_controller(struct spi_controller *ctlr)
 
 	/* Prevent addition of new devices, unregister existing ones */
 	if (IS_ENABLED(CONFIG_SPI_DYNAMIC))
-		mutex_lock(&spi_add_lock);
+		mutex_lock(&ctlr->add_lock);
 
 	device_for_each_child(&ctlr->dev, NULL, __unregister);
 
@@ -2999,7 +2994,7 @@ void spi_unregister_controller(struct spi_controller *ctlr)
 	mutex_unlock(&board_lock);
 
 	if (IS_ENABLED(CONFIG_SPI_DYNAMIC))
-		mutex_unlock(&spi_add_lock);
+		mutex_unlock(&ctlr->add_lock);
 }
 EXPORT_SYMBOL_GPL(spi_unregister_controller);
 
diff --git linux-libre-5.14.14-gnu/drivers/thunderbolt/Makefile linux-libre-5.14.15-gnu/drivers/thunderbolt/Makefile
index da19d7987d00..78fd365893c1 100644
--- linux-libre-5.14.14-gnu/drivers/thunderbolt/Makefile
+++ linux-libre-5.14.15-gnu/drivers/thunderbolt/Makefile
@@ -7,6 +7,7 @@ thunderbolt-objs += usb4_port.o nvm.o retimer.o quirks.o
 thunderbolt-${CONFIG_ACPI} += acpi.o
 thunderbolt-$(CONFIG_DEBUG_FS) += debugfs.o
 thunderbolt-${CONFIG_USB4_KUNIT_TEST} += test.o
+CFLAGS_test.o += $(DISABLE_STRUCTLEAK_PLUGIN)
 
 thunderbolt_dma_test-${CONFIG_USB4_DMA_TEST} += dma_test.o
 obj-$(CONFIG_USB4_DMA_TEST) += thunderbolt_dma_test.o
diff --git linux-libre-5.14.14-gnu/fs/autofs/waitq.c linux-libre-5.14.15-gnu/fs/autofs/waitq.c
index 16b5fca0626e..54c1f8b8b075 100644
--- linux-libre-5.14.14-gnu/fs/autofs/waitq.c
+++ linux-libre-5.14.15-gnu/fs/autofs/waitq.c
@@ -358,7 +358,7 @@ int autofs_wait(struct autofs_sb_info *sbi,
 		qstr.len = strlen(p);
 		offset = p - name;
 	}
-	qstr.hash = full_name_hash(dentry, name, qstr.len);
+	qstr.hash = full_name_hash(dentry, qstr.name, qstr.len);
 
 	if (mutex_lock_interruptible(&sbi->wq_mutex)) {
 		kfree(name);
diff --git linux-libre-5.14.14-gnu/fs/btrfs/tree-log.c linux-libre-5.14.15-gnu/fs/btrfs/tree-log.c
index 17f0de5bb873..539c5db2b22b 100644
--- linux-libre-5.14.14-gnu/fs/btrfs/tree-log.c
+++ linux-libre-5.14.15-gnu/fs/btrfs/tree-log.c
@@ -939,9 +939,11 @@ out:
 }
 
 /*
- * helper function to see if a given name and sequence number found
- * in an inode back reference are already in a directory and correctly
- * point to this inode
+ * See if a given name and sequence number found in an inode back reference are
+ * already in a directory and correctly point to this inode.
+ *
+ * Returns: < 0 on error, 0 if the directory entry does not exists and 1 if it
+ * exists.
  */
 static noinline int inode_in_dir(struct btrfs_root *root,
 				 struct btrfs_path *path,
@@ -950,29 +952,35 @@ static noinline int inode_in_dir(struct btrfs_root *root,
 {
 	struct btrfs_dir_item *di;
 	struct btrfs_key location;
-	int match = 0;
+	int ret = 0;
 
 	di = btrfs_lookup_dir_index_item(NULL, root, path, dirid,
 					 index, name, name_len, 0);
-	if (di && !IS_ERR(di)) {
+	if (IS_ERR(di)) {
+		if (PTR_ERR(di) != -ENOENT)
+			ret = PTR_ERR(di);
+		goto out;
+	} else if (di) {
 		btrfs_dir_item_key_to_cpu(path->nodes[0], di, &location);
 		if (location.objectid != objectid)
 			goto out;
-	} else
+	} else {
 		goto out;
-	btrfs_release_path(path);
+	}
 
+	btrfs_release_path(path);
 	di = btrfs_lookup_dir_item(NULL, root, path, dirid, name, name_len, 0);
-	if (di && !IS_ERR(di)) {
-		btrfs_dir_item_key_to_cpu(path->nodes[0], di, &location);
-		if (location.objectid != objectid)
-			goto out;
-	} else
+	if (IS_ERR(di)) {
+		ret = PTR_ERR(di);
 		goto out;
-	match = 1;
+	} else if (di) {
+		btrfs_dir_item_key_to_cpu(path->nodes[0], di, &location);
+		if (location.objectid == objectid)
+			ret = 1;
+	}
 out:
 	btrfs_release_path(path);
-	return match;
+	return ret;
 }
 
 /*
@@ -1522,10 +1530,12 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans,
 		if (ret)
 			goto out;
 
-		/* if we already have a perfect match, we're done */
-		if (!inode_in_dir(root, path, btrfs_ino(BTRFS_I(dir)),
-					btrfs_ino(BTRFS_I(inode)), ref_index,
-					name, namelen)) {
+		ret = inode_in_dir(root, path, btrfs_ino(BTRFS_I(dir)),
+				   btrfs_ino(BTRFS_I(inode)), ref_index,
+				   name, namelen);
+		if (ret < 0) {
+			goto out;
+		} else if (ret == 0) {
 			/*
 			 * look for a conflicting back reference in the
 			 * metadata. if we find one we have to unlink that name
@@ -1585,6 +1595,7 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans,
 			if (ret)
 				goto out;
 		}
+		/* Else, ret == 1, we already have a perfect match, we're done. */
 
 		ref_ptr = (unsigned long)(ref_ptr + ref_struct_size) + namelen;
 		kfree(name);
diff --git linux-libre-5.14.14-gnu/fs/ceph/caps.c linux-libre-5.14.15-gnu/fs/ceph/caps.c
index 3296a93be907..9290f97446c2 100644
--- linux-libre-5.14.14-gnu/fs/ceph/caps.c
+++ linux-libre-5.14.15-gnu/fs/ceph/caps.c
@@ -2264,7 +2264,6 @@ static int unsafe_request_wait(struct inode *inode)
 
 int ceph_fsync(struct file *file, loff_t start, loff_t end, int datasync)
 {
-	struct ceph_file_info *fi = file->private_data;
 	struct inode *inode = file->f_mapping->host;
 	struct ceph_inode_info *ci = ceph_inode(inode);
 	u64 flush_tid;
@@ -2299,14 +2298,9 @@ int ceph_fsync(struct file *file, loff_t start, loff_t end, int datasync)
 	if (err < 0)
 		ret = err;
 
-	if (errseq_check(&ci->i_meta_err, READ_ONCE(fi->meta_err))) {
-		spin_lock(&file->f_lock);
-		err = errseq_check_and_advance(&ci->i_meta_err,
-					       &fi->meta_err);
-		spin_unlock(&file->f_lock);
-		if (err < 0)
-			ret = err;
-	}
+	err = file_check_and_advance_wb_err(file);
+	if (err < 0)
+		ret = err;
 out:
 	dout("fsync %p%s result=%d\n", inode, datasync ? " datasync" : "", ret);
 	return ret;
diff --git linux-libre-5.14.14-gnu/fs/ceph/file.c linux-libre-5.14.15-gnu/fs/ceph/file.c
index 3daebfaec8c6..8a50a74c8017 100644
--- linux-libre-5.14.14-gnu/fs/ceph/file.c
+++ linux-libre-5.14.15-gnu/fs/ceph/file.c
@@ -233,7 +233,6 @@ static int ceph_init_file_info(struct inode *inode, struct file *file,
 
 	spin_lock_init(&fi->rw_contexts_lock);
 	INIT_LIST_HEAD(&fi->rw_contexts);
-	fi->meta_err = errseq_sample(&ci->i_meta_err);
 	fi->filp_gen = READ_ONCE(ceph_inode_to_client(inode)->filp_gen);
 
 	return 0;
diff --git linux-libre-5.14.14-gnu/fs/ceph/inode.c linux-libre-5.14.15-gnu/fs/ceph/inode.c
index 1bd2cc015913..4648a4b5d9c5 100644
--- linux-libre-5.14.14-gnu/fs/ceph/inode.c
+++ linux-libre-5.14.15-gnu/fs/ceph/inode.c
@@ -541,8 +541,6 @@ struct inode *ceph_alloc_inode(struct super_block *sb)
 
 	ceph_fscache_inode_init(ci);
 
-	ci->i_meta_err = 0;
-
 	return &ci->vfs_inode;
 }
 
diff --git linux-libre-5.14.14-gnu/fs/ceph/mds_client.c linux-libre-5.14.15-gnu/fs/ceph/mds_client.c
index 52b3ddc5f199..363f4f66b048 100644
--- linux-libre-5.14.14-gnu/fs/ceph/mds_client.c
+++ linux-libre-5.14.15-gnu/fs/ceph/mds_client.c
@@ -1479,7 +1479,6 @@ static void cleanup_session_requests(struct ceph_mds_client *mdsc,
 {
 	struct ceph_mds_request *req;
 	struct rb_node *p;
-	struct ceph_inode_info *ci;
 
 	dout("cleanup_session_requests mds%d\n", session->s_mds);
 	mutex_lock(&mdsc->mutex);
@@ -1488,16 +1487,10 @@ static void cleanup_session_requests(struct ceph_mds_client *mdsc,
 				       struct ceph_mds_request, r_unsafe_item);
 		pr_warn_ratelimited(" dropping unsafe request %llu\n",
 				    req->r_tid);
-		if (req->r_target_inode) {
-			/* dropping unsafe change of inode's attributes */
-			ci = ceph_inode(req->r_target_inode);
-			errseq_set(&ci->i_meta_err, -EIO);
-		}
-		if (req->r_unsafe_dir) {
-			/* dropping unsafe directory operation */
-			ci = ceph_inode(req->r_unsafe_dir);
-			errseq_set(&ci->i_meta_err, -EIO);
-		}
+		if (req->r_target_inode)
+			mapping_set_error(req->r_target_inode->i_mapping, -EIO);
+		if (req->r_unsafe_dir)
+			mapping_set_error(req->r_unsafe_dir->i_mapping, -EIO);
 		__unregister_request(mdsc, req);
 	}
 	/* zero r_attempts, so kick_requests() will re-send requests */
@@ -1664,7 +1657,7 @@ static int remove_session_caps_cb(struct inode *inode, struct ceph_cap *cap,
 		spin_unlock(&mdsc->cap_dirty_lock);
 
 		if (dirty_dropped) {
-			errseq_set(&ci->i_meta_err, -EIO);
+			mapping_set_error(inode->i_mapping, -EIO);
 
 			if (ci->i_wrbuffer_ref_head == 0 &&
 			    ci->i_wr_ref == 0 &&
diff --git linux-libre-5.14.14-gnu/fs/ceph/super.c linux-libre-5.14.15-gnu/fs/ceph/super.c
index 9b1b7f4cfdd4..fd8742bae847 100644
--- linux-libre-5.14.14-gnu/fs/ceph/super.c
+++ linux-libre-5.14.15-gnu/fs/ceph/super.c
@@ -1002,16 +1002,16 @@ static int ceph_compare_super(struct super_block *sb, struct fs_context *fc)
 	struct ceph_fs_client *new = fc->s_fs_info;
 	struct ceph_mount_options *fsopt = new->mount_options;
 	struct ceph_options *opt = new->client->options;
-	struct ceph_fs_client *other = ceph_sb_to_client(sb);
+	struct ceph_fs_client *fsc = ceph_sb_to_client(sb);
 
 	dout("ceph_compare_super %p\n", sb);
 
-	if (compare_mount_options(fsopt, opt, other)) {
+	if (compare_mount_options(fsopt, opt, fsc)) {
 		dout("monitor(s)/mount options don't match\n");
 		return 0;
 	}
 	if ((opt->flags & CEPH_OPT_FSID) &&
-	    ceph_fsid_compare(&opt->fsid, &other->client->fsid)) {
+	    ceph_fsid_compare(&opt->fsid, &fsc->client->fsid)) {
 		dout("fsid doesn't match\n");
 		return 0;
 	}
@@ -1019,6 +1019,17 @@ static int ceph_compare_super(struct super_block *sb, struct fs_context *fc)
 		dout("flags differ\n");
 		return 0;
 	}
+
+	if (fsc->blocklisted && !ceph_test_mount_opt(fsc, CLEANRECOVER)) {
+		dout("client is blocklisted (and CLEANRECOVER is not set)\n");
+		return 0;
+	}
+
+	if (fsc->mount_state == CEPH_MOUNT_SHUTDOWN) {
+		dout("client has been forcibly unmounted\n");
+		return 0;
+	}
+
 	return 1;
 }
 
diff --git linux-libre-5.14.14-gnu/fs/ceph/super.h linux-libre-5.14.15-gnu/fs/ceph/super.h
index 2200ed76b123..3f96d2ff91ef 100644
--- linux-libre-5.14.14-gnu/fs/ceph/super.h
+++ linux-libre-5.14.15-gnu/fs/ceph/super.h
@@ -430,8 +430,6 @@ struct ceph_inode_info {
 #ifdef CONFIG_CEPH_FSCACHE
 	struct fscache_cookie *fscache;
 #endif
-	errseq_t i_meta_err;
-
 	struct inode vfs_inode; /* at end */
 };
 
@@ -775,7 +773,6 @@ struct ceph_file_info {
 	spinlock_t rw_contexts_lock;
 	struct list_head rw_contexts;
 
-	errseq_t meta_err;
 	u32 filp_gen;
 	atomic_t num_locks;
 };
diff --git linux-libre-5.14.14-gnu/fs/kernel_read_file.c linux-libre-5.14.15-gnu/fs/kernel_read_file.c
index 87aac4c72c37..1b07550485b9 100644
--- linux-libre-5.14.14-gnu/fs/kernel_read_file.c
+++ linux-libre-5.14.15-gnu/fs/kernel_read_file.c
@@ -178,7 +178,7 @@ int kernel_read_file_from_fd(int fd, loff_t offset, void **buf,
 	struct fd f = fdget(fd);
 	int ret = -EBADF;
 
-	if (!f.file)
+	if (!f.file || !(f.file->f_mode & FMODE_READ))
 		goto out;
 
 	ret = kernel_read_file(f.file, offset, buf, buf_size, file_size, id);
diff --git linux-libre-5.14.14-gnu/fs/nfsd/nfsctl.c linux-libre-5.14.15-gnu/fs/nfsd/nfsctl.c
index 09ae1a0873d0..070e5dd03e26 100644
--- linux-libre-5.14.14-gnu/fs/nfsd/nfsctl.c
+++ linux-libre-5.14.15-gnu/fs/nfsd/nfsctl.c
@@ -793,7 +793,10 @@ out_close:
 		svc_xprt_put(xprt);
 	}
 out_err:
-	nfsd_destroy(net);
+	if (!list_empty(&nn->nfsd_serv->sv_permsocks))
+		nn->nfsd_serv->sv_nrthreads--;
+	 else
+		nfsd_destroy(net);
 	return err;
 }
 
diff --git linux-libre-5.14.14-gnu/fs/ocfs2/alloc.c linux-libre-5.14.15-gnu/fs/ocfs2/alloc.c
index f1cc8258d34a..5d9ae17bd443 100644
--- linux-libre-5.14.14-gnu/fs/ocfs2/alloc.c
+++ linux-libre-5.14.15-gnu/fs/ocfs2/alloc.c
@@ -7045,7 +7045,7 @@ void ocfs2_set_inode_data_inline(struct inode *inode, struct ocfs2_dinode *di)
 int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 					 struct buffer_head *di_bh)
 {
-	int ret, i, has_data, num_pages = 0;
+	int ret, has_data, num_pages = 0;
 	int need_free = 0;
 	u32 bit_off, num;
 	handle_t *handle;
@@ -7054,26 +7054,17 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
 	struct ocfs2_alloc_context *data_ac = NULL;
-	struct page **pages = NULL;
-	loff_t end = osb->s_clustersize;
+	struct page *page = NULL;
 	struct ocfs2_extent_tree et;
 	int did_quota = 0;
 
 	has_data = i_size_read(inode) ? 1 : 0;
 
 	if (has_data) {
-		pages = kcalloc(ocfs2_pages_per_cluster(osb->sb),
-				sizeof(struct page *), GFP_NOFS);
-		if (pages == NULL) {
-			ret = -ENOMEM;
-			mlog_errno(ret);
-			return ret;
-		}
-
 		ret = ocfs2_reserve_clusters(osb, 1, &data_ac);
 		if (ret) {
 			mlog_errno(ret);
-			goto free_pages;
+			goto out;
 		}
 	}
 
@@ -7093,7 +7084,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 	}
 
 	if (has_data) {
-		unsigned int page_end;
+		unsigned int page_end = min_t(unsigned, PAGE_SIZE,
+							osb->s_clustersize);
 		u64 phys;
 
 		ret = dquot_alloc_space_nodirty(inode,
@@ -7117,15 +7109,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 		 */
 		block = phys = ocfs2_clusters_to_blocks(inode->i_sb, bit_off);
 
-		/*
-		 * Non sparse file systems zero on extend, so no need
-		 * to do that now.
-		 */
-		if (!ocfs2_sparse_alloc(osb) &&
-		    PAGE_SIZE < osb->s_clustersize)
-			end = PAGE_SIZE;
-
-		ret = ocfs2_grab_eof_pages(inode, 0, end, pages, &num_pages);
+		ret = ocfs2_grab_eof_pages(inode, 0, page_end, &page,
+					   &num_pages);
 		if (ret) {
 			mlog_errno(ret);
 			need_free = 1;
@@ -7136,20 +7121,15 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 		 * This should populate the 1st page for us and mark
 		 * it up to date.
 		 */
-		ret = ocfs2_read_inline_data(inode, pages[0], di_bh);
+		ret = ocfs2_read_inline_data(inode, page, di_bh);
 		if (ret) {
 			mlog_errno(ret);
 			need_free = 1;
 			goto out_unlock;
 		}
 
-		page_end = PAGE_SIZE;
-		if (PAGE_SIZE > osb->s_clustersize)
-			page_end = osb->s_clustersize;
-
-		for (i = 0; i < num_pages; i++)
-			ocfs2_map_and_dirty_page(inode, handle, 0, page_end,
-						 pages[i], i > 0, &phys);
+		ocfs2_map_and_dirty_page(inode, handle, 0, page_end, page, 0,
+					 &phys);
 	}
 
 	spin_lock(&oi->ip_lock);
@@ -7180,8 +7160,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 	}
 
 out_unlock:
-	if (pages)
-		ocfs2_unlock_and_free_pages(pages, num_pages);
+	if (page)
+		ocfs2_unlock_and_free_pages(&page, num_pages);
 
 out_commit:
 	if (ret < 0 && did_quota)
@@ -7205,8 +7185,6 @@ out_commit:
 out:
 	if (data_ac)
 		ocfs2_free_alloc_context(data_ac);
-free_pages:
-	kfree(pages);
 	return ret;
 }
 
diff --git linux-libre-5.14.14-gnu/fs/ocfs2/super.c linux-libre-5.14.15-gnu/fs/ocfs2/super.c
index c86bd4e60e20..5c914ce9b3ac 100644
--- linux-libre-5.14.14-gnu/fs/ocfs2/super.c
+++ linux-libre-5.14.15-gnu/fs/ocfs2/super.c
@@ -2167,11 +2167,17 @@ static int ocfs2_initialize_super(struct super_block *sb,
 	}
 
 	if (ocfs2_clusterinfo_valid(osb)) {
+		/*
+		 * ci_stack and ci_cluster in ocfs2_cluster_info may not be null
+		 * terminated, so make sure no overflow happens here by using
+		 * memcpy. Destination strings will always be null terminated
+		 * because osb is allocated using kzalloc.
+		 */
 		osb->osb_stackflags =
 			OCFS2_RAW_SB(di)->s_cluster_info.ci_stackflags;
-		strlcpy(osb->osb_cluster_stack,
+		memcpy(osb->osb_cluster_stack,
 		       OCFS2_RAW_SB(di)->s_cluster_info.ci_stack,
-		       OCFS2_STACK_LABEL_LEN + 1);
+		       OCFS2_STACK_LABEL_LEN);
 		if (strlen(osb->osb_cluster_stack) != OCFS2_STACK_LABEL_LEN) {
 			mlog(ML_ERROR,
 			     "couldn't mount because of an invalid "
@@ -2180,9 +2186,9 @@ static int ocfs2_initialize_super(struct super_block *sb,
 			status = -EINVAL;
 			goto bail;
 		}
-		strlcpy(osb->osb_cluster_name,
+		memcpy(osb->osb_cluster_name,
 			OCFS2_RAW_SB(di)->s_cluster_info.ci_cluster,
-			OCFS2_CLUSTER_NAME_LEN + 1);
+			OCFS2_CLUSTER_NAME_LEN);
 	} else {
 		/* The empty string is identical with classic tools that
 		 * don't know about s_cluster_info. */
diff --git linux-libre-5.14.14-gnu/fs/userfaultfd.c linux-libre-5.14.15-gnu/fs/userfaultfd.c
index c830cc4ea60f..a87af3333739 100644
--- linux-libre-5.14.14-gnu/fs/userfaultfd.c
+++ linux-libre-5.14.15-gnu/fs/userfaultfd.c
@@ -1826,9 +1826,15 @@ static int userfaultfd_writeprotect(struct userfaultfd_ctx *ctx,
 	if (mode_wp && mode_dontwake)
 		return -EINVAL;
 
-	ret = mwriteprotect_range(ctx->mm, uffdio_wp.range.start,
-				  uffdio_wp.range.len, mode_wp,
-				  &ctx->mmap_changing);
+	if (mmget_not_zero(ctx->mm)) {
+		ret = mwriteprotect_range(ctx->mm, uffdio_wp.range.start,
+					  uffdio_wp.range.len, mode_wp,
+					  &ctx->mmap_changing);
+		mmput(ctx->mm);
+	} else {
+		return -ESRCH;
+	}
+
 	if (ret)
 		return ret;
 
diff --git linux-libre-5.14.14-gnu/include/linux/elfcore.h linux-libre-5.14.15-gnu/include/linux/elfcore.h
index 2aaa15779d50..957ebec35aad 100644
--- linux-libre-5.14.14-gnu/include/linux/elfcore.h
+++ linux-libre-5.14.15-gnu/include/linux/elfcore.h
@@ -109,7 +109,7 @@ static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_reg
 #endif
 }
 
-#if defined(CONFIG_UM) || defined(CONFIG_IA64)
+#if (defined(CONFIG_UML) && defined(CONFIG_X86_32)) || defined(CONFIG_IA64)
 /*
  * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out
  * extra segments containing the gate DSO contents.  Dumping its
diff --git linux-libre-5.14.14-gnu/include/linux/firmware.h linux-libre-5.14.15-gnu/include/linux/firmware.h
index a64a5abb1aa6..a93e893bc27a 100644
--- linux-libre-5.14.14-gnu/include/linux/firmware.h
+++ linux-libre-5.14.15-gnu/include/linux/firmware.h
@@ -128,7 +128,7 @@ int firmware_request_cache(struct device *device, const char *name);
 static inline int
 is_nonfree_firmware(const char *name)
 {
-  return strstr(name, NONFREE_FIRMWARE) != 0;
+	return strstr(name, NONFREE_FIRMWARE) != 0;
 }
 
 static inline int
@@ -144,6 +144,7 @@ firmware_reject_nowarn(const struct firmware **fw,
 {
 	const struct firmware *xfw = NULL;
 	int retval, retval0 = -ENOENT;
+	if (fw) *fw = xfw;
 	retval = firmware_request_nowarn(&xfw, NONFREE_FIRMWARE, device);
 	if (!retval) {
 		release_firmware(xfw);
@@ -178,6 +179,7 @@ reject_firmware_direct(const struct firmware **fw,
 {
 	const struct firmware *xfw = NULL;
 	int retval, retval0;
+	if (fw) *fw = xfw;
 	retval0 = report_missing_free_firmware(dev_name(device), NULL);
 	retval = request_firmware_direct(&xfw, NONFREE_FIRMWARE, device);
 	if (!retval) {
@@ -218,6 +220,7 @@ reject_firmware_into_buf(const struct firmware **firmware_p, const char *name,
 {
 	const struct firmware *xfw = NULL;
 	int retval, retval0;
+	if (firmware_p) *firmware_p = xfw;
 	retval0 = report_missing_free_firmware(dev_name(device), NULL);
 	retval = request_firmware_into_buf(&xfw, NONFREE_FIRMWARE, device, buf, size);
 	if (!retval) {
@@ -241,6 +244,7 @@ reject_partial_firmware_into_buf(const struct firmware **firmware_p, const char
 {
 	const struct firmware *xfw = NULL;
 	int retval, retval0;
+	if (firmware_p) *firmware_p = xfw;
 	retval0 = report_missing_free_firmware(dev_name(device), NULL);
 	retval = request_partial_firmware_into_buf(&xfw, NONFREE_FIRMWARE, device, buf, size, offset);
 	if (!retval) {
diff --git linux-libre-5.14.14-gnu/include/linux/mlx5/driver.h linux-libre-5.14.15-gnu/include/linux/mlx5/driver.h
index 25a8be58d289..9b8add8eac0c 100644
--- linux-libre-5.14.14-gnu/include/linux/mlx5/driver.h
+++ linux-libre-5.14.15-gnu/include/linux/mlx5/driver.h
@@ -1135,7 +1135,6 @@ int mlx5_cmd_create_vport_lag(struct mlx5_core_dev *dev);
 int mlx5_cmd_destroy_vport_lag(struct mlx5_core_dev *dev);
 bool mlx5_lag_is_roce(struct mlx5_core_dev *dev);
 bool mlx5_lag_is_sriov(struct mlx5_core_dev *dev);
-bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev);
 bool mlx5_lag_is_active(struct mlx5_core_dev *dev);
 struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev);
 u8 mlx5_lag_get_slave_port(struct mlx5_core_dev *dev,
diff --git linux-libre-5.14.14-gnu/include/linux/secretmem.h linux-libre-5.14.15-gnu/include/linux/secretmem.h
index 21c3771e6a56..988528b5da43 100644
--- linux-libre-5.14.14-gnu/include/linux/secretmem.h
+++ linux-libre-5.14.15-gnu/include/linux/secretmem.h
@@ -23,7 +23,7 @@ static inline bool page_is_secretmem(struct page *page)
 	mapping = (struct address_space *)
 		((unsigned long)page->mapping & ~PAGE_MAPPING_FLAGS);
 
-	if (mapping != page->mapping)
+	if (!mapping || mapping != page->mapping)
 		return false;
 
 	return mapping->a_ops == &secretmem_aops;
diff --git linux-libre-5.14.14-gnu/include/linux/spi/spi.h linux-libre-5.14.15-gnu/include/linux/spi/spi.h
index 97b8d12b5f2b..5d80c6fd2a22 100644
--- linux-libre-5.14.14-gnu/include/linux/spi/spi.h
+++ linux-libre-5.14.15-gnu/include/linux/spi/spi.h
@@ -527,6 +527,9 @@ struct spi_controller {
 	/* I/O mutex */
 	struct mutex		io_mutex;
 
+	/* Used to avoid adding the same CS twice */
+	struct mutex		add_lock;
+
 	/* lock and mutex for SPI bus locking */
 	spinlock_t		bus_lock_spinlock;
 	struct mutex		bus_lock_mutex;
diff --git linux-libre-5.14.14-gnu/include/linux/trace_recursion.h linux-libre-5.14.15-gnu/include/linux/trace_recursion.h
index a9f9c5714e65..fe95f0922526 100644
--- linux-libre-5.14.14-gnu/include/linux/trace_recursion.h
+++ linux-libre-5.14.15-gnu/include/linux/trace_recursion.h
@@ -16,23 +16,8 @@
  *  When function tracing occurs, the following steps are made:
  *   If arch does not support a ftrace feature:
  *    call internal function (uses INTERNAL bits) which calls...
- *   If callback is registered to the "global" list, the list
- *    function is called and recursion checks the GLOBAL bits.
- *    then this function calls...
  *   The function callback, which can use the FTRACE bits to
  *    check for recursion.
- *
- * Now if the arch does not support a feature, and it calls
- * the global list function which calls the ftrace callback
- * all three of these steps will do a recursion protection.
- * There's no reason to do one if the previous caller already
- * did. The recursion that we are protecting against will
- * go through the same steps again.
- *
- * To prevent the multiple recursion checks, if a recursion
- * bit is set that is higher than the MAX bit of the current
- * check, then we know that the check was made by the previous
- * caller, and we can skip the current check.
  */
 enum {
 	/* Function recursion bits */
@@ -40,12 +25,14 @@ enum {
 	TRACE_FTRACE_NMI_BIT,
 	TRACE_FTRACE_IRQ_BIT,
 	TRACE_FTRACE_SIRQ_BIT,
+	TRACE_FTRACE_TRANSITION_BIT,
 
-	/* INTERNAL_BITs must be greater than FTRACE_BITs */
+	/* Internal use recursion bits */
 	TRACE_INTERNAL_BIT,
 	TRACE_INTERNAL_NMI_BIT,
 	TRACE_INTERNAL_IRQ_BIT,
 	TRACE_INTERNAL_SIRQ_BIT,
+	TRACE_INTERNAL_TRANSITION_BIT,
 
 	TRACE_BRANCH_BIT,
 /*
@@ -86,12 +73,6 @@ enum {
 	 */
 	TRACE_GRAPH_NOTRACE_BIT,
 
-	/*
-	 * When transitioning between context, the preempt_count() may
-	 * not be correct. Allow for a single recursion to cover this case.
-	 */
-	TRACE_TRANSITION_BIT,
-
 	/* Used to prevent recursion recording from recursing. */
 	TRACE_RECORD_RECURSION_BIT,
 };
@@ -113,12 +94,10 @@ enum {
 #define TRACE_CONTEXT_BITS	4
 
 #define TRACE_FTRACE_START	TRACE_FTRACE_BIT
-#define TRACE_FTRACE_MAX	((1 << (TRACE_FTRACE_START + TRACE_CONTEXT_BITS)) - 1)
 
 #define TRACE_LIST_START	TRACE_INTERNAL_BIT
-#define TRACE_LIST_MAX		((1 << (TRACE_LIST_START + TRACE_CONTEXT_BITS)) - 1)
 
-#define TRACE_CONTEXT_MASK	TRACE_LIST_MAX
+#define TRACE_CONTEXT_MASK	((1 << (TRACE_LIST_START + TRACE_CONTEXT_BITS)) - 1)
 
 /*
  * Used for setting context
@@ -132,6 +111,7 @@ enum {
 	TRACE_CTX_IRQ,
 	TRACE_CTX_SOFTIRQ,
 	TRACE_CTX_NORMAL,
+	TRACE_CTX_TRANSITION,
 };
 
 static __always_inline int trace_get_context_bit(void)
@@ -160,45 +140,34 @@ extern void ftrace_record_recursion(unsigned long ip, unsigned long parent_ip);
 #endif
 
 static __always_inline int trace_test_and_set_recursion(unsigned long ip, unsigned long pip,
-							int start, int max)
+							int start)
 {
 	unsigned int val = READ_ONCE(current->trace_recursion);
 	int bit;
 
-	/* A previous recursion check was made */
-	if ((val & TRACE_CONTEXT_MASK) > max)
-		return 0;
-
 	bit = trace_get_context_bit() + start;
 	if (unlikely(val & (1 << bit))) {
 		/*
 		 * It could be that preempt_count has not been updated during
 		 * a switch between contexts. Allow for a single recursion.
 		 */
-		bit = TRACE_TRANSITION_BIT;
+		bit = TRACE_CTX_TRANSITION + start;
 		if (val & (1 << bit)) {
 			do_ftrace_record_recursion(ip, pip);
 			return -1;
 		}
-	} else {
-		/* Normal check passed, clear the transition to allow it again */
-		val &= ~(1 << TRACE_TRANSITION_BIT);
 	}
 
 	val |= 1 << bit;
 	current->trace_recursion = val;
 	barrier();
 
-	return bit + 1;
+	return bit;
 }
 
 static __always_inline void trace_clear_recursion(int bit)
 {
-	if (!bit)
-		return;
-
 	barrier();
-	bit--;
 	trace_recursion_clear(bit);
 }
 
@@ -214,7 +183,7 @@ static __always_inline void trace_clear_recursion(int bit)
 static __always_inline int ftrace_test_recursion_trylock(unsigned long ip,
 							 unsigned long parent_ip)
 {
-	return trace_test_and_set_recursion(ip, parent_ip, TRACE_FTRACE_START, TRACE_FTRACE_MAX);
+	return trace_test_and_set_recursion(ip, parent_ip, TRACE_FTRACE_START);
 }
 
 /**
diff --git linux-libre-5.14.14-gnu/include/linux/user_namespace.h linux-libre-5.14.15-gnu/include/linux/user_namespace.h
index eb70cabe6e7f..33a4240e6a6f 100644
--- linux-libre-5.14.14-gnu/include/linux/user_namespace.h
+++ linux-libre-5.14.15-gnu/include/linux/user_namespace.h
@@ -127,6 +127,8 @@ static inline long get_ucounts_value(struct ucounts *ucounts, enum ucount_type t
 
 long inc_rlimit_ucounts(struct ucounts *ucounts, enum ucount_type type, long v);
 bool dec_rlimit_ucounts(struct ucounts *ucounts, enum ucount_type type, long v);
+long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum ucount_type type);
+void dec_rlimit_put_ucounts(struct ucounts *ucounts, enum ucount_type type);
 bool is_ucounts_overlimit(struct ucounts *ucounts, enum ucount_type type, unsigned long max);
 
 static inline void set_rlimit_ucount_max(struct user_namespace *ns,
diff --git linux-libre-5.14.14-gnu/include/net/sctp/sm.h linux-libre-5.14.15-gnu/include/net/sctp/sm.h
index 2eb6d7c2c931..f37c7a558d6d 100644
--- linux-libre-5.14.14-gnu/include/net/sctp/sm.h
+++ linux-libre-5.14.15-gnu/include/net/sctp/sm.h
@@ -384,11 +384,11 @@ sctp_vtag_verify(const struct sctp_chunk *chunk,
 	 * Verification Tag value does not match the receiver's own
 	 * tag value, the receiver shall silently discard the packet...
 	 */
-        if (ntohl(chunk->sctp_hdr->vtag) == asoc->c.my_vtag)
-                return 1;
+	if (ntohl(chunk->sctp_hdr->vtag) != asoc->c.my_vtag)
+		return 0;
 
 	chunk->transport->encap_port = SCTP_INPUT_CB(chunk->skb)->encap_port;
-	return 0;
+	return 1;
 }
 
 /* Check VTAG of the packet matches the sender's own tag and the T bit is
diff --git linux-libre-5.14.14-gnu/include/sound/hda_codec.h linux-libre-5.14.15-gnu/include/sound/hda_codec.h
index 2e8d51937acd..47d2cad21b56 100644
--- linux-libre-5.14.14-gnu/include/sound/hda_codec.h
+++ linux-libre-5.14.15-gnu/include/sound/hda_codec.h
@@ -225,6 +225,7 @@ struct hda_codec {
 #endif
 
 	/* misc flags */
+	unsigned int configured:1; /* codec was configured */
 	unsigned int in_freeing:1; /* being released */
 	unsigned int registered:1; /* codec was registered */
 	unsigned int display_power_control:1; /* needs display power */
diff --git linux-libre-5.14.14-gnu/kernel/auditsc.c linux-libre-5.14.15-gnu/kernel/auditsc.c
index 8dd73a64f921..b1cb1dbf7417 100644
--- linux-libre-5.14.14-gnu/kernel/auditsc.c
+++ linux-libre-5.14.15-gnu/kernel/auditsc.c
@@ -657,7 +657,7 @@ static int audit_filter_rules(struct task_struct *tsk,
 			result = audit_comparator(audit_loginuid_set(tsk), f->op, f->val);
 			break;
 		case AUDIT_SADDR_FAM:
-			if (ctx->sockaddr)
+			if (ctx && ctx->sockaddr)
 				result = audit_comparator(ctx->sockaddr->ss_family,
 							  f->op, f->val);
 			break;
diff --git linux-libre-5.14.14-gnu/kernel/cred.c linux-libre-5.14.15-gnu/kernel/cred.c
index f784e08c2fbd..1ae0b4948a5a 100644
--- linux-libre-5.14.14-gnu/kernel/cred.c
+++ linux-libre-5.14.15-gnu/kernel/cred.c
@@ -225,8 +225,6 @@ struct cred *cred_alloc_blank(void)
 #ifdef CONFIG_DEBUG_CREDENTIALS
 	new->magic = CRED_MAGIC;
 #endif
-	new->ucounts = get_ucounts(&init_ucounts);
-
 	if (security_cred_alloc_blank(new, GFP_KERNEL_ACCOUNT) < 0)
 		goto error;
 
@@ -501,7 +499,7 @@ int commit_creds(struct cred *new)
 		inc_rlimit_ucounts(new->ucounts, UCOUNT_RLIMIT_NPROC, 1);
 	rcu_assign_pointer(task->real_cred, new);
 	rcu_assign_pointer(task->cred, new);
-	if (new->user != old->user)
+	if (new->user != old->user || new->user_ns != old->user_ns)
 		dec_rlimit_ucounts(old->ucounts, UCOUNT_RLIMIT_NPROC, 1);
 	alter_cred_subscribers(old, -2);
 
@@ -669,7 +667,7 @@ int set_cred_ucounts(struct cred *new)
 {
 	struct task_struct *task = current;
 	const struct cred *old = task->real_cred;
-	struct ucounts *old_ucounts = new->ucounts;
+	struct ucounts *new_ucounts, *old_ucounts = new->ucounts;
 
 	if (new->user == old->user && new->user_ns == old->user_ns)
 		return 0;
@@ -681,9 +679,10 @@ int set_cred_ucounts(struct cred *new)
 	if (old_ucounts && old_ucounts->ns == new->user_ns && uid_eq(old_ucounts->uid, new->euid))
 		return 0;
 
-	if (!(new->ucounts = alloc_ucounts(new->user_ns, new->euid)))
+	if (!(new_ucounts = alloc_ucounts(new->user_ns, new->euid)))
 		return -EAGAIN;
 
+	new->ucounts = new_ucounts;
 	if (old_ucounts)
 		put_ucounts(old_ucounts);
 
diff --git linux-libre-5.14.14-gnu/kernel/dma/debug.c linux-libre-5.14.15-gnu/kernel/dma/debug.c
index 70519f67556f..fad3c77c1da1 100644
--- linux-libre-5.14.14-gnu/kernel/dma/debug.c
+++ linux-libre-5.14.15-gnu/kernel/dma/debug.c
@@ -1299,6 +1299,12 @@ void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
 	if (unlikely(dma_debug_disabled()))
 		return;
 
+	for_each_sg(sg, s, nents, i) {
+		check_for_stack(dev, sg_page(s), s->offset);
+		if (!PageHighMem(sg_page(s)))
+			check_for_illegal_area(dev, sg_virt(s), s->length);
+	}
+
 	for_each_sg(sg, s, mapped_ents, i) {
 		entry = dma_entry_alloc();
 		if (!entry)
@@ -1314,12 +1320,6 @@ void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
 		entry->sg_call_ents   = nents;
 		entry->sg_mapped_ents = mapped_ents;
 
-		check_for_stack(dev, sg_page(s), s->offset);
-
-		if (!PageHighMem(sg_page(s))) {
-			check_for_illegal_area(dev, sg_virt(s), sg_dma_len(s));
-		}
-
 		check_sg_segment(dev, s);
 
 		add_dma_entry(entry);
diff --git linux-libre-5.14.14-gnu/kernel/sched/core.c linux-libre-5.14.15-gnu/kernel/sched/core.c
index 399c37c95392..e165d28cf73b 100644
--- linux-libre-5.14.14-gnu/kernel/sched/core.c
+++ linux-libre-5.14.15-gnu/kernel/sched/core.c
@@ -8495,6 +8495,7 @@ void idle_task_exit(void)
 		finish_arch_post_lock_switch();
 	}
 
+	scs_task_reset(current);
 	/* finish_cpu(), as ran on the BP, will clean up the active_mm state */
 }
 
diff --git linux-libre-5.14.14-gnu/kernel/signal.c linux-libre-5.14.15-gnu/kernel/signal.c
index a3229add4455..13d2505a14a0 100644
--- linux-libre-5.14.14-gnu/kernel/signal.c
+++ linux-libre-5.14.15-gnu/kernel/signal.c
@@ -425,22 +425,10 @@ __sigqueue_alloc(int sig, struct task_struct *t, gfp_t gfp_flags,
 	 */
 	rcu_read_lock();
 	ucounts = task_ucounts(t);
-	sigpending = inc_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, 1);
-	switch (sigpending) {
-	case 1:
-		if (likely(get_ucounts(ucounts)))
-			break;
-		fallthrough;
-	case LONG_MAX:
-		/*
-		 * we need to decrease the ucount in the userns tree on any
-		 * failure to avoid counts leaking.
-		 */
-		dec_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, 1);
-		rcu_read_unlock();
-		return NULL;
-	}
+	sigpending = inc_rlimit_get_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING);
 	rcu_read_unlock();
+	if (!sigpending)
+		return NULL;
 
 	if (override_rlimit || likely(sigpending <= task_rlimit(t, RLIMIT_SIGPENDING))) {
 		q = kmem_cache_alloc(sigqueue_cachep, gfp_flags);
@@ -449,8 +437,7 @@ __sigqueue_alloc(int sig, struct task_struct *t, gfp_t gfp_flags,
 	}
 
 	if (unlikely(q == NULL)) {
-		if (dec_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, 1))
-			put_ucounts(ucounts);
+		dec_rlimit_put_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING);
 	} else {
 		INIT_LIST_HEAD(&q->list);
 		q->flags = sigqueue_flags;
@@ -463,8 +450,8 @@ static void __sigqueue_free(struct sigqueue *q)
 {
 	if (q->flags & SIGQUEUE_PREALLOC)
 		return;
-	if (q->ucounts && dec_rlimit_ucounts(q->ucounts, UCOUNT_RLIMIT_SIGPENDING, 1)) {
-		put_ucounts(q->ucounts);
+	if (q->ucounts) {
+		dec_rlimit_put_ucounts(q->ucounts, UCOUNT_RLIMIT_SIGPENDING);
 		q->ucounts = NULL;
 	}
 	kmem_cache_free(sigqueue_cachep, q);
diff --git linux-libre-5.14.14-gnu/kernel/trace/ftrace.c linux-libre-5.14.15-gnu/kernel/trace/ftrace.c
index 7b180f61e6d3..06700d5b1171 100644
--- linux-libre-5.14.14-gnu/kernel/trace/ftrace.c
+++ linux-libre-5.14.15-gnu/kernel/trace/ftrace.c
@@ -6977,7 +6977,7 @@ __ftrace_ops_list_func(unsigned long ip, unsigned long parent_ip,
 	struct ftrace_ops *op;
 	int bit;
 
-	bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START, TRACE_LIST_MAX);
+	bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START);
 	if (bit < 0)
 		return;
 
@@ -7052,7 +7052,7 @@ static void ftrace_ops_assist_func(unsigned long ip, unsigned long parent_ip,
 {
 	int bit;
 
-	bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START, TRACE_LIST_MAX);
+	bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START);
 	if (bit < 0)
 		return;
 
diff --git linux-libre-5.14.14-gnu/kernel/ucount.c linux-libre-5.14.15-gnu/kernel/ucount.c
index bb51849e6375..eb03f3c68375 100644
--- linux-libre-5.14.14-gnu/kernel/ucount.c
+++ linux-libre-5.14.15-gnu/kernel/ucount.c
@@ -284,6 +284,55 @@ bool dec_rlimit_ucounts(struct ucounts *ucounts, enum ucount_type type, long v)
 	return (new == 0);
 }
 
+static void do_dec_rlimit_put_ucounts(struct ucounts *ucounts,
+				struct ucounts *last, enum ucount_type type)
+{
+	struct ucounts *iter, *next;
+	for (iter = ucounts; iter != last; iter = next) {
+		long dec = atomic_long_add_return(-1, &iter->ucount[type]);
+		WARN_ON_ONCE(dec < 0);
+		next = iter->ns->ucounts;
+		if (dec == 0)
+			put_ucounts(iter);
+	}
+}
+
+void dec_rlimit_put_ucounts(struct ucounts *ucounts, enum ucount_type type)
+{
+	do_dec_rlimit_put_ucounts(ucounts, NULL, type);
+}
+
+long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum ucount_type type)
+{
+	/* Caller must hold a reference to ucounts */
+	struct ucounts *iter;
+	long dec, ret = 0;
+
+	for (iter = ucounts; iter; iter = iter->ns->ucounts) {
+		long max = READ_ONCE(iter->ns->ucount_max[type]);
+		long new = atomic_long_add_return(1, &iter->ucount[type]);
+		if (new < 0 || new > max)
+			goto unwind;
+		if (iter == ucounts)
+			ret = new;
+		/*
+		 * Grab an extra ucount reference for the caller when
+		 * the rlimit count was previously 0.
+		 */
+		if (new != 1)
+			continue;
+		if (!get_ucounts(iter))
+			goto dec_unwind;
+	}
+	return ret;
+dec_unwind:
+	dec = atomic_long_add_return(-1, &iter->ucount[type]);
+	WARN_ON_ONCE(dec < 0);
+unwind:
+	do_dec_rlimit_put_ucounts(ucounts, iter, type);
+	return 0;
+}
+
 bool is_ucounts_overlimit(struct ucounts *ucounts, enum ucount_type type, unsigned long max)
 {
 	struct ucounts *iter;
diff --git linux-libre-5.14.14-gnu/lib/Makefile linux-libre-5.14.15-gnu/lib/Makefile
index 5efd1b435a37..a841be5244ac 100644
--- linux-libre-5.14.14-gnu/lib/Makefile
+++ linux-libre-5.14.15-gnu/lib/Makefile
@@ -351,7 +351,7 @@ obj-$(CONFIG_OBJAGG) += objagg.o
 obj-$(CONFIG_PLDMFW) += pldmfw/
 
 # KUnit tests
-CFLAGS_bitfield_kunit.o := $(call cc-option,-Wframe-larger-than=10240)
+CFLAGS_bitfield_kunit.o := $(DISABLE_STRUCTLEAK_PLUGIN)
 obj-$(CONFIG_BITFIELD_KUNIT) += bitfield_kunit.o
 obj-$(CONFIG_LIST_KUNIT_TEST) += list-test.o
 obj-$(CONFIG_LINEAR_RANGES_TEST) += test_linear_ranges.o
diff --git linux-libre-5.14.14-gnu/lib/kunit/executor_test.c linux-libre-5.14.15-gnu/lib/kunit/executor_test.c
index cdbe54b16501..e14a18af573d 100644
--- linux-libre-5.14.14-gnu/lib/kunit/executor_test.c
+++ linux-libre-5.14.15-gnu/lib/kunit/executor_test.c
@@ -116,8 +116,8 @@ static void kfree_at_end(struct kunit *test, const void *to_free)
 	/* kfree() handles NULL already, but avoid allocating a no-op cleanup. */
 	if (IS_ERR_OR_NULL(to_free))
 		return;
-	kunit_alloc_and_get_resource(test, NULL, kfree_res_free, GFP_KERNEL,
-				     (void *)to_free);
+	kunit_alloc_resource(test, NULL, kfree_res_free, GFP_KERNEL,
+			     (void *)to_free);
 }
 
 static struct kunit_suite *alloc_fake_suite(struct kunit *test,
diff --git linux-libre-5.14.14-gnu/mm/huge_memory.c linux-libre-5.14.15-gnu/mm/huge_memory.c
index afff3ac87067..163c2da2a654 100644
--- linux-libre-5.14.14-gnu/mm/huge_memory.c
+++ linux-libre-5.14.15-gnu/mm/huge_memory.c
@@ -2724,12 +2724,14 @@ int split_huge_page_to_list(struct page *page, struct list_head *list)
 		if (mapping) {
 			int nr = thp_nr_pages(head);
 
-			if (PageSwapBacked(head))
+			if (PageSwapBacked(head)) {
 				__mod_lruvec_page_state(head, NR_SHMEM_THPS,
 							-nr);
-			else
+			} else {
 				__mod_lruvec_page_state(head, NR_FILE_THPS,
 							-nr);
+				filemap_nr_thps_dec(mapping);
+			}
 		}
 
 		__split_huge_page(page, list, end);
diff --git linux-libre-5.14.14-gnu/mm/mempolicy.c linux-libre-5.14.15-gnu/mm/mempolicy.c
index 54f6eaff18c5..aeebe8d11ad1 100644
--- linux-libre-5.14.14-gnu/mm/mempolicy.c
+++ linux-libre-5.14.15-gnu/mm/mempolicy.c
@@ -857,16 +857,6 @@ static long do_set_mempolicy(unsigned short mode, unsigned short flags,
 		goto out;
 	}
 
-	if (flags & MPOL_F_NUMA_BALANCING) {
-		if (new && new->mode == MPOL_BIND) {
-			new->flags |= (MPOL_F_MOF | MPOL_F_MORON);
-		} else {
-			ret = -EINVAL;
-			mpol_put(new);
-			goto out;
-		}
-	}
-
 	ret = mpol_set_nodemask(new, nodes, scratch);
 	if (ret) {
 		mpol_put(new);
@@ -1450,7 +1440,11 @@ static inline int sanitize_mpol_flags(int *mode, unsigned short *flags)
 		return -EINVAL;
 	if ((*flags & MPOL_F_STATIC_NODES) && (*flags & MPOL_F_RELATIVE_NODES))
 		return -EINVAL;
-
+	if (*flags & MPOL_F_NUMA_BALANCING) {
+		if (*mode != MPOL_BIND)
+			return -EINVAL;
+		*flags |= (MPOL_F_MOF | MPOL_F_MORON);
+	}
 	return 0;
 }
 
diff --git linux-libre-5.14.14-gnu/mm/slub.c linux-libre-5.14.15-gnu/mm/slub.c
index f77d8cd79ef7..1d2587d9dbfd 100644
--- linux-libre-5.14.14-gnu/mm/slub.c
+++ linux-libre-5.14.15-gnu/mm/slub.c
@@ -1629,7 +1629,8 @@ static __always_inline bool slab_free_hook(struct kmem_cache *s,
 }
 
 static inline bool slab_free_freelist_hook(struct kmem_cache *s,
-					   void **head, void **tail)
+					   void **head, void **tail,
+					   int *cnt)
 {
 
 	void *object;
@@ -1656,6 +1657,12 @@ static inline bool slab_free_freelist_hook(struct kmem_cache *s,
 			*head = object;
 			if (!*tail)
 				*tail = object;
+		} else {
+			/*
+			 * Adjust the reconstructed freelist depth
+			 * accordingly if object's reuse is delayed.
+			 */
+			--(*cnt);
 		}
 	} while (object != old_tail);
 
@@ -3166,7 +3173,9 @@ static __always_inline void do_slab_free(struct kmem_cache *s,
 	struct kmem_cache_cpu *c;
 	unsigned long tid;
 
-	memcg_slab_free_hook(s, &head, 1);
+	/* memcg_slab_free_hook() is already called for bulk free. */
+	if (!tail)
+		memcg_slab_free_hook(s, &head, 1);
 redo:
 	/*
 	 * Determine the currently cpus per cpu slab.
@@ -3210,7 +3219,7 @@ static __always_inline void slab_free(struct kmem_cache *s, struct page *page,
 	 * With KASAN enabled slab_free_freelist_hook modifies the freelist
 	 * to remove objects, whose reuse must be delayed.
 	 */
-	if (slab_free_freelist_hook(s, &head, &tail))
+	if (slab_free_freelist_hook(s, &head, &tail, &cnt))
 		do_slab_free(s, page, head, tail, cnt, addr);
 }
 
@@ -3928,8 +3937,8 @@ static int kmem_cache_open(struct kmem_cache *s, slab_flags_t flags)
 	if (alloc_kmem_cache_cpus(s))
 		return 0;
 
-	free_kmem_cache_nodes(s);
 error:
+	__kmem_cache_release(s);
 	return -EINVAL;
 }
 
@@ -4597,13 +4606,15 @@ int __kmem_cache_create(struct kmem_cache *s, slab_flags_t flags)
 		return 0;
 
 	err = sysfs_slab_add(s);
-	if (err)
+	if (err) {
 		__kmem_cache_release(s);
+		return err;
+	}
 
 	if (s->flags & SLAB_STORE_USER)
 		debugfs_slab_add(s);
 
-	return err;
+	return 0;
 }
 
 void *__kmalloc_track_caller(size_t size, gfp_t gfpflags, unsigned long caller)
diff --git linux-libre-5.14.14-gnu/net/bpf/test_run.c linux-libre-5.14.15-gnu/net/bpf/test_run.c
index caa16bf30fb5..a63f1cc8568b 100644
--- linux-libre-5.14.14-gnu/net/bpf/test_run.c
+++ linux-libre-5.14.15-gnu/net/bpf/test_run.c
@@ -552,6 +552,12 @@ static void convert_skb_to___skb(struct sk_buff *skb, struct __sk_buff *__skb)
 	__skb->gso_segs = skb_shinfo(skb)->gso_segs;
 }
 
+static struct proto bpf_dummy_proto = {
+	.name   = "bpf_dummy",
+	.owner  = THIS_MODULE,
+	.obj_size = sizeof(struct sock),
+};
+
 int bpf_prog_test_run_skb(struct bpf_prog *prog, const union bpf_attr *kattr,
 			  union bpf_attr __user *uattr)
 {
@@ -596,20 +602,19 @@ int bpf_prog_test_run_skb(struct bpf_prog *prog, const union bpf_attr *kattr,
 		break;
 	}
 
-	sk = kzalloc(sizeof(struct sock), GFP_USER);
+	sk = sk_alloc(net, AF_UNSPEC, GFP_USER, &bpf_dummy_proto, 1);
 	if (!sk) {
 		kfree(data);
 		kfree(ctx);
 		return -ENOMEM;
 	}
-	sock_net_set(sk, net);
 	sock_init_data(NULL, sk);
 
 	skb = build_skb(data, 0);
 	if (!skb) {
 		kfree(data);
 		kfree(ctx);
-		kfree(sk);
+		sk_free(sk);
 		return -ENOMEM;
 	}
 	skb->sk = sk;
@@ -682,8 +687,7 @@ out:
 	if (dev && dev != net->loopback_dev)
 		dev_put(dev);
 	kfree_skb(skb);
-	bpf_sk_storage_free(sk);
-	kfree(sk);
+	sk_free(sk);
 	kfree(ctx);
 	return ret;
 }
diff --git linux-libre-5.14.14-gnu/net/bridge/br_private.h linux-libre-5.14.15-gnu/net/bridge/br_private.h
index 2b48b204205e..7d3155283af9 100644
--- linux-libre-5.14.14-gnu/net/bridge/br_private.h
+++ linux-libre-5.14.15-gnu/net/bridge/br_private.h
@@ -1002,9 +1002,7 @@ static inline unsigned long br_multicast_lmqt(const struct net_bridge *br)
 
 static inline unsigned long br_multicast_gmi(const struct net_bridge *br)
 {
-	/* use the RFC default of 2 for QRV */
-	return 2 * br->multicast_query_interval +
-	       br->multicast_query_response_interval;
+	return br->multicast_membership_interval;
 }
 #else
 static inline int br_multicast_rcv(struct net_bridge *br,
diff --git linux-libre-5.14.14-gnu/net/can/isotp.c linux-libre-5.14.15-gnu/net/can/isotp.c
index caaa532ece94..df6968b28bf4 100644
--- linux-libre-5.14.14-gnu/net/can/isotp.c
+++ linux-libre-5.14.15-gnu/net/can/isotp.c
@@ -121,7 +121,7 @@ enum {
 struct tpcon {
 	int idx;
 	int len;
-	u8 state;
+	u32 state;
 	u8 bs;
 	u8 sn;
 	u8 ll_dl;
@@ -848,6 +848,7 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
 {
 	struct sock *sk = sock->sk;
 	struct isotp_sock *so = isotp_sk(sk);
+	u32 old_state = so->tx.state;
 	struct sk_buff *skb;
 	struct net_device *dev;
 	struct canfd_frame *cf;
@@ -860,45 +861,55 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
 		return -EADDRNOTAVAIL;
 
 	/* we do not support multiple buffers - for now */
-	if (so->tx.state != ISOTP_IDLE || wq_has_sleeper(&so->wait)) {
-		if (msg->msg_flags & MSG_DONTWAIT)
-			return -EAGAIN;
+	if (cmpxchg(&so->tx.state, ISOTP_IDLE, ISOTP_SENDING) != ISOTP_IDLE ||
+	    wq_has_sleeper(&so->wait)) {
+		if (msg->msg_flags & MSG_DONTWAIT) {
+			err = -EAGAIN;
+			goto err_out;
+		}
 
 		/* wait for complete transmission of current pdu */
-		wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE);
+		err = wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE);
+		if (err)
+			goto err_out;
 	}
 
-	if (!size || size > MAX_MSG_LENGTH)
-		return -EINVAL;
+	if (!size || size > MAX_MSG_LENGTH) {
+		err = -EINVAL;
+		goto err_out;
+	}
 
 	/* take care of a potential SF_DL ESC offset for TX_DL > 8 */
 	off = (so->tx.ll_dl > CAN_MAX_DLEN) ? 1 : 0;
 
 	/* does the given data fit into a single frame for SF_BROADCAST? */
 	if ((so->opt.flags & CAN_ISOTP_SF_BROADCAST) &&
-	    (size > so->tx.ll_dl - SF_PCI_SZ4 - ae - off))
-		return -EINVAL;
+	    (size > so->tx.ll_dl - SF_PCI_SZ4 - ae - off)) {
+		err = -EINVAL;
+		goto err_out;
+	}
 
 	err = memcpy_from_msg(so->tx.buf, msg, size);
 	if (err < 0)
-		return err;
+		goto err_out;
 
 	dev = dev_get_by_index(sock_net(sk), so->ifindex);
-	if (!dev)
-		return -ENXIO;
+	if (!dev) {
+		err = -ENXIO;
+		goto err_out;
+	}
 
 	skb = sock_alloc_send_skb(sk, so->ll.mtu + sizeof(struct can_skb_priv),
 				  msg->msg_flags & MSG_DONTWAIT, &err);
 	if (!skb) {
 		dev_put(dev);
-		return err;
+		goto err_out;
 	}
 
 	can_skb_reserve(skb);
 	can_skb_prv(skb)->ifindex = dev->ifindex;
 	can_skb_prv(skb)->skbcnt = 0;
 
-	so->tx.state = ISOTP_SENDING;
 	so->tx.len = size;
 	so->tx.idx = 0;
 
@@ -954,15 +965,25 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
 	if (err) {
 		pr_notice_once("can-isotp: %s: can_send_ret %pe\n",
 			       __func__, ERR_PTR(err));
-		return err;
+		goto err_out;
 	}
 
 	if (wait_tx_done) {
 		/* wait for complete transmission of current pdu */
 		wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE);
+
+		if (sk->sk_err)
+			return -sk->sk_err;
 	}
 
 	return size;
+
+err_out:
+	so->tx.state = old_state;
+	if (so->tx.state == ISOTP_IDLE)
+		wake_up_interruptible(&so->wait);
+
+	return err;
 }
 
 static int isotp_recvmsg(struct socket *sock, struct msghdr *msg, size_t size,
diff --git linux-libre-5.14.14-gnu/net/can/j1939/j1939-priv.h linux-libre-5.14.15-gnu/net/can/j1939/j1939-priv.h
index 12369b604ce9..cea712fb2a9e 100644
--- linux-libre-5.14.14-gnu/net/can/j1939/j1939-priv.h
+++ linux-libre-5.14.15-gnu/net/can/j1939/j1939-priv.h
@@ -326,6 +326,7 @@ int j1939_session_activate(struct j1939_session *session);
 void j1939_tp_schedule_txtimer(struct j1939_session *session, int msec);
 void j1939_session_timers_cancel(struct j1939_session *session);
 
+#define J1939_MIN_TP_PACKET_SIZE 9
 #define J1939_MAX_TP_PACKET_SIZE (7 * 0xff)
 #define J1939_MAX_ETP_PACKET_SIZE (7 * 0x00ffffff)
 
diff --git linux-libre-5.14.14-gnu/net/can/j1939/main.c linux-libre-5.14.15-gnu/net/can/j1939/main.c
index 08c8606cfd9c..9bc55ecb37f9 100644
--- linux-libre-5.14.14-gnu/net/can/j1939/main.c
+++ linux-libre-5.14.15-gnu/net/can/j1939/main.c
@@ -249,11 +249,14 @@ struct j1939_priv *j1939_netdev_start(struct net_device *ndev)
 	struct j1939_priv *priv, *priv_new;
 	int ret;
 
-	priv = j1939_priv_get_by_ndev(ndev);
+	spin_lock(&j1939_netdev_lock);
+	priv = j1939_priv_get_by_ndev_locked(ndev);
 	if (priv) {
 		kref_get(&priv->rx_kref);
+		spin_unlock(&j1939_netdev_lock);
 		return priv;
 	}
+	spin_unlock(&j1939_netdev_lock);
 
 	priv = j1939_priv_create(ndev);
 	if (!priv)
@@ -269,10 +272,10 @@ struct j1939_priv *j1939_netdev_start(struct net_device *ndev)
 		/* Someone was faster than us, use their priv and roll
 		 * back our's.
 		 */
+		kref_get(&priv_new->rx_kref);
 		spin_unlock(&j1939_netdev_lock);
 		dev_put(ndev);
 		kfree(priv);
-		kref_get(&priv_new->rx_kref);
 		return priv_new;
 	}
 	j1939_priv_set(ndev, priv);
diff --git linux-libre-5.14.14-gnu/net/can/j1939/transport.c linux-libre-5.14.15-gnu/net/can/j1939/transport.c
index bdc95bd7a851..e59fbbffa31c 100644
--- linux-libre-5.14.14-gnu/net/can/j1939/transport.c
+++ linux-libre-5.14.15-gnu/net/can/j1939/transport.c
@@ -1230,12 +1230,11 @@ static enum hrtimer_restart j1939_tp_rxtimer(struct hrtimer *hrtimer)
 		session->err = -ETIME;
 		j1939_session_deactivate(session);
 	} else {
-		netdev_alert(priv->ndev, "%s: 0x%p: rx timeout, send abort\n",
-			     __func__, session);
-
 		j1939_session_list_lock(session->priv);
 		if (session->state >= J1939_SESSION_ACTIVE &&
 		    session->state < J1939_SESSION_ACTIVE_MAX) {
+			netdev_alert(priv->ndev, "%s: 0x%p: rx timeout, send abort\n",
+				     __func__, session);
 			j1939_session_get(session);
 			hrtimer_start(&session->rxtimer,
 				      ms_to_ktime(J1939_XTP_ABORT_TIMEOUT_MS),
@@ -1597,6 +1596,8 @@ j1939_session *j1939_xtp_rx_rts_session_new(struct j1939_priv *priv,
 			abort = J1939_XTP_ABORT_FAULT;
 		else if (len > priv->tp_max_packet_size)
 			abort = J1939_XTP_ABORT_RESOURCE;
+		else if (len < J1939_MIN_TP_PACKET_SIZE)
+			abort = J1939_XTP_ABORT_FAULT;
 	}
 
 	if (abort != J1939_XTP_NO_ABORT) {
@@ -1771,6 +1772,7 @@ static void j1939_xtp_rx_dpo(struct j1939_priv *priv, struct sk_buff *skb,
 static void j1939_xtp_rx_dat_one(struct j1939_session *session,
 				 struct sk_buff *skb)
 {
+	enum j1939_xtp_abort abort = J1939_XTP_ABORT_FAULT;
 	struct j1939_priv *priv = session->priv;
 	struct j1939_sk_buff_cb *skcb;
 	struct sk_buff *se_skb = NULL;
@@ -1785,9 +1787,11 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
 
 	skcb = j1939_skb_to_cb(skb);
 	dat = skb->data;
-	if (skb->len <= 1)
+	if (skb->len != 8) {
 		/* makes no sense */
+		abort = J1939_XTP_ABORT_UNEXPECTED_DATA;
 		goto out_session_cancel;
+	}
 
 	switch (session->last_cmd) {
 	case 0xff:
@@ -1885,7 +1889,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
  out_session_cancel:
 	kfree_skb(se_skb);
 	j1939_session_timers_cancel(session);
-	j1939_session_cancel(session, J1939_XTP_ABORT_FAULT);
+	j1939_session_cancel(session, abort);
 	j1939_session_put(session);
 }
 
diff --git linux-libre-5.14.14-gnu/net/dsa/dsa2.c linux-libre-5.14.15-gnu/net/dsa/dsa2.c
index 76ed5ef0e36a..28326ca34b52 100644
--- linux-libre-5.14.14-gnu/net/dsa/dsa2.c
+++ linux-libre-5.14.15-gnu/net/dsa/dsa2.c
@@ -1283,12 +1283,15 @@ static int dsa_switch_parse_ports_of(struct dsa_switch *ds,
 
 	for_each_available_child_of_node(ports, port) {
 		err = of_property_read_u32(port, "reg", &reg);
-		if (err)
+		if (err) {
+			of_node_put(port);
 			goto out_put_node;
+		}
 
 		if (reg >= ds->num_ports) {
 			dev_err(ds->dev, "port %pOF index %u exceeds num_ports (%zu)\n",
 				port, reg, ds->num_ports);
+			of_node_put(port);
 			err = -EINVAL;
 			goto out_put_node;
 		}
@@ -1296,8 +1299,10 @@ static int dsa_switch_parse_ports_of(struct dsa_switch *ds,
 		dp = dsa_to_port(ds, reg);
 
 		err = dsa_port_parse_of(dp, port);
-		if (err)
+		if (err) {
+			of_node_put(port);
 			goto out_put_node;
+		}
 	}
 
 out_put_node:
diff --git linux-libre-5.14.14-gnu/net/ipv4/tcp_ipv4.c linux-libre-5.14.15-gnu/net/ipv4/tcp_ipv4.c
index db07c05736b2..609d7048d04d 100644
--- linux-libre-5.14.14-gnu/net/ipv4/tcp_ipv4.c
+++ linux-libre-5.14.15-gnu/net/ipv4/tcp_ipv4.c
@@ -1037,6 +1037,20 @@ static void tcp_v4_reqsk_destructor(struct request_sock *req)
 DEFINE_STATIC_KEY_FALSE(tcp_md5_needed);
 EXPORT_SYMBOL(tcp_md5_needed);
 
+static bool better_md5_match(struct tcp_md5sig_key *old, struct tcp_md5sig_key *new)
+{
+	if (!old)
+		return true;
+
+	/* l3index always overrides non-l3index */
+	if (old->l3index && new->l3index == 0)
+		return false;
+	if (old->l3index == 0 && new->l3index)
+		return true;
+
+	return old->prefixlen < new->prefixlen;
+}
+
 /* Find the Key structure for an address.  */
 struct tcp_md5sig_key *__tcp_md5_do_lookup(const struct sock *sk, int l3index,
 					   const union tcp_md5_addr *addr,
@@ -1074,8 +1088,7 @@ struct tcp_md5sig_key *__tcp_md5_do_lookup(const struct sock *sk, int l3index,
 			match = false;
 		}
 
-		if (match && (!best_match ||
-			      key->prefixlen > best_match->prefixlen))
+		if (match && better_md5_match(best_match, key))
 			best_match = key;
 	}
 	return best_match;
@@ -1105,7 +1118,7 @@ static struct tcp_md5sig_key *tcp_md5_do_lookup_exact(const struct sock *sk,
 				 lockdep_sock_is_held(sk)) {
 		if (key->family != family)
 			continue;
-		if (key->l3index && key->l3index != l3index)
+		if (key->l3index != l3index)
 			continue;
 		if (!memcmp(&key->addr, addr, size) &&
 		    key->prefixlen == prefixlen)
diff --git linux-libre-5.14.14-gnu/net/ipv6/ip6_output.c linux-libre-5.14.15-gnu/net/ipv6/ip6_output.c
index 8e6ca9ad6812..80b1a7838cff 100644
--- linux-libre-5.14.14-gnu/net/ipv6/ip6_output.c
+++ linux-libre-5.14.15-gnu/net/ipv6/ip6_output.c
@@ -488,13 +488,14 @@ static bool ip6_pkt_too_big(const struct sk_buff *skb, unsigned int mtu)
 
 int ip6_forward(struct sk_buff *skb)
 {
-	struct inet6_dev *idev = __in6_dev_get_safely(skb->dev);
 	struct dst_entry *dst = skb_dst(skb);
 	struct ipv6hdr *hdr = ipv6_hdr(skb);
 	struct inet6_skb_parm *opt = IP6CB(skb);
 	struct net *net = dev_net(dst->dev);
+	struct inet6_dev *idev;
 	u32 mtu;
 
+	idev = __in6_dev_get_safely(dev_get_by_index_rcu(net, IP6CB(skb)->iif));
 	if (net->ipv6.devconf_all->forwarding == 0)
 		goto error;
 
diff --git linux-libre-5.14.14-gnu/net/ipv6/netfilter/ip6t_rt.c linux-libre-5.14.15-gnu/net/ipv6/netfilter/ip6t_rt.c
index 733c83d38b30..4ad8b2032f1f 100644
--- linux-libre-5.14.14-gnu/net/ipv6/netfilter/ip6t_rt.c
+++ linux-libre-5.14.15-gnu/net/ipv6/netfilter/ip6t_rt.c
@@ -25,12 +25,7 @@ MODULE_AUTHOR("Andras Kis-Szabo <kisza@sch.bme.hu>");
 static inline bool
 segsleft_match(u_int32_t min, u_int32_t max, u_int32_t id, bool invert)
 {
-	bool r;
-	pr_debug("segsleft_match:%c 0x%x <= 0x%x <= 0x%x\n",
-		 invert ? '!' : ' ', min, id, max);
-	r = (id >= min && id <= max) ^ invert;
-	pr_debug(" result %s\n", r ? "PASS" : "FAILED");
-	return r;
+	return (id >= min && id <= max) ^ invert;
 }
 
 static bool rt_mt6(const struct sk_buff *skb, struct xt_action_param *par)
@@ -65,30 +60,6 @@ static bool rt_mt6(const struct sk_buff *skb, struct xt_action_param *par)
 		return false;
 	}
 
-	pr_debug("IPv6 RT LEN %u %u ", hdrlen, rh->hdrlen);
-	pr_debug("TYPE %04X ", rh->type);
-	pr_debug("SGS_LEFT %u %02X\n", rh->segments_left, rh->segments_left);
-
-	pr_debug("IPv6 RT segsleft %02X ",
-		 segsleft_match(rtinfo->segsleft[0], rtinfo->segsleft[1],
-				rh->segments_left,
-				!!(rtinfo->invflags & IP6T_RT_INV_SGS)));
-	pr_debug("type %02X %02X %02X ",
-		 rtinfo->rt_type, rh->type,
-		 (!(rtinfo->flags & IP6T_RT_TYP) ||
-		  ((rtinfo->rt_type == rh->type) ^
-		   !!(rtinfo->invflags & IP6T_RT_INV_TYP))));
-	pr_debug("len %02X %04X %02X ",
-		 rtinfo->hdrlen, hdrlen,
-		 !(rtinfo->flags & IP6T_RT_LEN) ||
-		  ((rtinfo->hdrlen == hdrlen) ^
-		   !!(rtinfo->invflags & IP6T_RT_INV_LEN)));
-	pr_debug("res %02X %02X %02X ",
-		 rtinfo->flags & IP6T_RT_RES,
-		 ((const struct rt0_hdr *)rh)->reserved,
-		 !((rtinfo->flags & IP6T_RT_RES) &&
-		   (((const struct rt0_hdr *)rh)->reserved)));
-
 	ret = (segsleft_match(rtinfo->segsleft[0], rtinfo->segsleft[1],
 			      rh->segments_left,
 			      !!(rtinfo->invflags & IP6T_RT_INV_SGS))) &&
@@ -107,22 +78,22 @@ static bool rt_mt6(const struct sk_buff *skb, struct xt_action_param *par)
 						       reserved),
 					sizeof(_reserved),
 					&_reserved);
+		if (!rp) {
+			par->hotdrop = true;
+			return false;
+		}
 
 		ret = (*rp == 0);
 	}
 
-	pr_debug("#%d ", rtinfo->addrnr);
 	if (!(rtinfo->flags & IP6T_RT_FST)) {
 		return ret;
 	} else if (rtinfo->flags & IP6T_RT_FST_NSTRICT) {
-		pr_debug("Not strict ");
 		if (rtinfo->addrnr > (unsigned int)((hdrlen - 8) / 16)) {
-			pr_debug("There isn't enough space\n");
 			return false;
 		} else {
 			unsigned int i = 0;
 
-			pr_debug("#%d ", rtinfo->addrnr);
 			for (temp = 0;
 			     temp < (unsigned int)((hdrlen - 8) / 16);
 			     temp++) {
@@ -138,26 +109,20 @@ static bool rt_mt6(const struct sk_buff *skb, struct xt_action_param *par)
 					return false;
 				}
 
-				if (ipv6_addr_equal(ap, &rtinfo->addrs[i])) {
-					pr_debug("i=%d temp=%d;\n", i, temp);
+				if (ipv6_addr_equal(ap, &rtinfo->addrs[i]))
 					i++;
-				}
 				if (i == rtinfo->addrnr)
 					break;
 			}
-			pr_debug("i=%d #%d\n", i, rtinfo->addrnr);
 			if (i == rtinfo->addrnr)
 				return ret;
 			else
 				return false;
 		}
 	} else {
-		pr_debug("Strict ");
 		if (rtinfo->addrnr > (unsigned int)((hdrlen - 8) / 16)) {
-			pr_debug("There isn't enough space\n");
 			return false;
 		} else {
-			pr_debug("#%d ", rtinfo->addrnr);
 			for (temp = 0; temp < rtinfo->addrnr; temp++) {
 				ap = skb_header_pointer(skb,
 							ptr
@@ -173,7 +138,6 @@ static bool rt_mt6(const struct sk_buff *skb, struct xt_action_param *par)
 				if (!ipv6_addr_equal(ap, &rtinfo->addrs[temp]))
 					break;
 			}
-			pr_debug("temp=%d #%d\n", temp, rtinfo->addrnr);
 			if (temp == rtinfo->addrnr &&
 			    temp == (unsigned int)((hdrlen - 8) / 16))
 				return ret;
diff --git linux-libre-5.14.14-gnu/net/netfilter/Kconfig linux-libre-5.14.15-gnu/net/netfilter/Kconfig
index 54395266339d..92a747896f80 100644
--- linux-libre-5.14.14-gnu/net/netfilter/Kconfig
+++ linux-libre-5.14.15-gnu/net/netfilter/Kconfig
@@ -109,7 +109,7 @@ config NF_CONNTRACK_MARK
 config NF_CONNTRACK_SECMARK
 	bool  'Connection tracking security mark support'
 	depends on NETWORK_SECMARK
-	default m if NETFILTER_ADVANCED=n
+	default y if NETFILTER_ADVANCED=n
 	help
 	  This option enables security markings to be applied to
 	  connections.  Typically they are copied to connections from
diff --git linux-libre-5.14.14-gnu/net/netfilter/ipvs/ip_vs_ctl.c linux-libre-5.14.15-gnu/net/netfilter/ipvs/ip_vs_ctl.c
index c25097092a06..29ec3ef63edc 100644
--- linux-libre-5.14.14-gnu/net/netfilter/ipvs/ip_vs_ctl.c
+++ linux-libre-5.14.15-gnu/net/netfilter/ipvs/ip_vs_ctl.c
@@ -4090,6 +4090,11 @@ static int __net_init ip_vs_control_net_init_sysctl(struct netns_ipvs *ipvs)
 	tbl[idx++].data = &ipvs->sysctl_conn_reuse_mode;
 	tbl[idx++].data = &ipvs->sysctl_schedule_icmp;
 	tbl[idx++].data = &ipvs->sysctl_ignore_tunneled;
+#ifdef CONFIG_IP_VS_DEBUG
+	/* Global sysctls must be ro in non-init netns */
+	if (!net_eq(net, &init_net))
+		tbl[idx++].mode = 0444;
+#endif
 
 	ipvs->sysctl_hdr = register_net_sysctl(net, "net/ipv4/vs", tbl);
 	if (ipvs->sysctl_hdr == NULL) {
diff --git linux-libre-5.14.14-gnu/net/netfilter/nft_chain_filter.c linux-libre-5.14.15-gnu/net/netfilter/nft_chain_filter.c
index 5b02408a920b..3ced0eb6b7c3 100644
--- linux-libre-5.14.14-gnu/net/netfilter/nft_chain_filter.c
+++ linux-libre-5.14.15-gnu/net/netfilter/nft_chain_filter.c
@@ -342,12 +342,6 @@ static void nft_netdev_event(unsigned long event, struct net_device *dev,
 		return;
 	}
 
-	/* UNREGISTER events are also happening on netns exit.
-	 *
-	 * Although nf_tables core releases all tables/chains, only this event
-	 * handler provides guarantee that hook->ops.dev is still accessible,
-	 * so we cannot skip exiting net namespaces.
-	 */
 	__nft_release_basechain(ctx);
 }
 
@@ -366,6 +360,9 @@ static int nf_tables_netdev_event(struct notifier_block *this,
 	    event != NETDEV_CHANGENAME)
 		return NOTIFY_DONE;
 
+	if (!check_net(ctx.net))
+		return NOTIFY_DONE;
+
 	nft_net = nft_pernet(ctx.net);
 	mutex_lock(&nft_net->commit_mutex);
 	list_for_each_entry(table, &nft_net->tables, list) {
diff --git linux-libre-5.14.14-gnu/net/netfilter/xt_IDLETIMER.c linux-libre-5.14.15-gnu/net/netfilter/xt_IDLETIMER.c
index 7b2f359bfce4..2f7cf5ecebf4 100644
--- linux-libre-5.14.14-gnu/net/netfilter/xt_IDLETIMER.c
+++ linux-libre-5.14.15-gnu/net/netfilter/xt_IDLETIMER.c
@@ -137,7 +137,7 @@ static int idletimer_tg_create(struct idletimer_tg_info *info)
 {
 	int ret;
 
-	info->timer = kmalloc(sizeof(*info->timer), GFP_KERNEL);
+	info->timer = kzalloc(sizeof(*info->timer), GFP_KERNEL);
 	if (!info->timer) {
 		ret = -ENOMEM;
 		goto out;
diff --git linux-libre-5.14.14-gnu/net/nfc/nci/rsp.c linux-libre-5.14.15-gnu/net/nfc/nci/rsp.c
index e9605922a322..49cbc44e075d 100644
--- linux-libre-5.14.14-gnu/net/nfc/nci/rsp.c
+++ linux-libre-5.14.15-gnu/net/nfc/nci/rsp.c
@@ -330,6 +330,8 @@ static void nci_core_conn_close_rsp_packet(struct nci_dev *ndev,
 							 ndev->cur_conn_id);
 		if (conn_info) {
 			list_del(&conn_info->list);
+			if (conn_info == ndev->rf_conn_info)
+				ndev->rf_conn_info = NULL;
 			devm_kfree(&ndev->nfc_dev->dev, conn_info);
 		}
 	}
diff --git linux-libre-5.14.14-gnu/net/sched/act_ct.c linux-libre-5.14.15-gnu/net/sched/act_ct.c
index 1b4b3514c94f..07f4dce7b535 100644
--- linux-libre-5.14.14-gnu/net/sched/act_ct.c
+++ linux-libre-5.14.15-gnu/net/sched/act_ct.c
@@ -960,6 +960,7 @@ static int tcf_ct_act(struct sk_buff *skb, const struct tc_action *a,
 	tmpl = p->tmpl;
 
 	tcf_lastuse_update(&c->tcf_tm);
+	tcf_action_update_bstats(&c->common, skb);
 
 	if (clear) {
 		qdisc_skb_cb(skb)->post_ct = false;
@@ -1049,7 +1050,6 @@ out_push:
 
 	qdisc_skb_cb(skb)->post_ct = true;
 out_clear:
-	tcf_action_update_bstats(&c->common, skb);
 	if (defrag)
 		qdisc_skb_cb(skb)->pkt_len = skb->len;
 	return retval;
diff --git linux-libre-5.14.14-gnu/scripts/Makefile.gcc-plugins linux-libre-5.14.15-gnu/scripts/Makefile.gcc-plugins
index 952e46876329..4aad28480035 100644
--- linux-libre-5.14.14-gnu/scripts/Makefile.gcc-plugins
+++ linux-libre-5.14.15-gnu/scripts/Makefile.gcc-plugins
@@ -19,6 +19,10 @@ gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF)		\
 		+= -fplugin-arg-structleak_plugin-byref
 gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL)	\
 		+= -fplugin-arg-structleak_plugin-byref-all
+ifdef CONFIG_GCC_PLUGIN_STRUCTLEAK
+    DISABLE_STRUCTLEAK_PLUGIN += -fplugin-arg-structleak_plugin-disable
+endif
+export DISABLE_STRUCTLEAK_PLUGIN
 gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK)		\
 		+= -DSTRUCTLEAK_PLUGIN
 
diff --git linux-libre-5.14.14-gnu/scripts/package/mkspec linux-libre-5.14.15-gnu/scripts/package/mkspec
index 4c6f7517ffb5..61d33dc866dc 100755
--- linux-libre-5.14.14-gnu/scripts/package/mkspec
+++ linux-libre-5.14.15-gnu/scripts/package/mkspec
@@ -39,7 +39,7 @@ EXCLUDES="$RCS_TAR_IGNORE --exclude=*vmlinux* --exclude=*.mod \
 #  $S: this line is enabled only when building source package
 #  $M: this line is enabled only when CONFIG_MODULES is enabled
 sed -e '/^DEL/d' -e 's/^\t*//' <<EOF
-	Name: kernel-libre
+	Name: kernel
 	Summary: The GNU Linux-libre Kernel
 	Version: $__KERNELRELEASE
 	Release: $(cat .version 2>/dev/null || echo 1)
@@ -60,7 +60,6 @@ $S	Source: kernel-$__KERNELRELEASE.tar.gz
 	Group: Development/System
 	Obsoletes: kernel-headers
 	Provides: kernel-headers = %{version}
-	Provides: kernel-libre-headers = %{version}
 	%description headers
 	Kernel-headers includes the C header files that specify the interface
 	between the GNU Linux-libre and userspace libraries and programs.  The
@@ -72,7 +71,7 @@ $S$M	%package devel
 $S$M	Summary: Development package for building kernel modules to match the $__KERNELRELEASE kernel
 $S$M	Group: System Environment/Kernel
 $S$M	AutoReqProv: no
-$S$M	%description devel
+$S$M	%description -n kernel-devel
 $S$M	This package provides kernel headers and makefiles sufficient to build modules
 $S$M	against the $__KERNELRELEASE kernel package.
 $S$M
diff --git linux-libre-5.14.14-gnu/scripts/package/snapcraft.template linux-libre-5.14.15-gnu/scripts/package/snapcraft.template
index 626d278e4a5a..d5c6b5d71778 100644
--- linux-libre-5.14.14-gnu/scripts/package/snapcraft.template
+++ linux-libre-5.14.15-gnu/scripts/package/snapcraft.template
@@ -1,7 +1,7 @@
 name: kernel
 version: KERNELRELEASE
-summary: Linux kernel
-description: The upstream Linux kernel
+summary: GNU Linux-libre
+description: The GNU Linux-libre kernel
 grade: stable
 confinement: strict
 type: kernel
diff --git linux-libre-5.14.14-gnu/security/keys/process_keys.c linux-libre-5.14.15-gnu/security/keys/process_keys.c
index e3d79a7b6db6..b5d5333ab330 100644
--- linux-libre-5.14.14-gnu/security/keys/process_keys.c
+++ linux-libre-5.14.15-gnu/security/keys/process_keys.c
@@ -918,6 +918,13 @@ void key_change_session_keyring(struct callback_head *twork)
 		return;
 	}
 
+	/* If get_ucounts fails more bits are needed in the refcount */
+	if (unlikely(!get_ucounts(old->ucounts))) {
+		WARN_ONCE(1, "In %s get_ucounts failed\n", __func__);
+		put_cred(new);
+		return;
+	}
+
 	new->  uid	= old->  uid;
 	new-> euid	= old-> euid;
 	new-> suid	= old-> suid;
@@ -927,6 +934,7 @@ void key_change_session_keyring(struct callback_head *twork)
 	new-> sgid	= old-> sgid;
 	new->fsgid	= old->fsgid;
 	new->user	= get_uid(old->user);
+	new->ucounts	= old->ucounts;
 	new->user_ns	= get_user_ns(old->user_ns);
 	new->group_info	= get_group_info(old->group_info);
 
diff --git linux-libre-5.14.14-gnu/sound/hda/hdac_controller.c linux-libre-5.14.15-gnu/sound/hda/hdac_controller.c
index 062da7a7a586..f7bd6e2db085 100644
--- linux-libre-5.14.14-gnu/sound/hda/hdac_controller.c
+++ linux-libre-5.14.15-gnu/sound/hda/hdac_controller.c
@@ -421,8 +421,9 @@ int snd_hdac_bus_reset_link(struct hdac_bus *bus, bool full_reset)
 	if (!full_reset)
 		goto skip_reset;
 
-	/* clear STATESTS */
-	snd_hdac_chip_writew(bus, STATESTS, STATESTS_INT_MASK);
+	/* clear STATESTS if not in reset */
+	if (snd_hdac_chip_readb(bus, GCTL) & AZX_GCTL_RESET)
+		snd_hdac_chip_writew(bus, STATESTS, STATESTS_INT_MASK);
 
 	/* reset controller */
 	snd_hdac_bus_enter_link_reset(bus);
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/hda_bind.c linux-libre-5.14.15-gnu/sound/pci/hda/hda_bind.c
index e8dee24c309d..50a58fb5ad9c 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/hda_bind.c
+++ linux-libre-5.14.15-gnu/sound/pci/hda/hda_bind.c
@@ -304,29 +304,31 @@ int snd_hda_codec_configure(struct hda_codec *codec)
 {
 	int err;
 
+	if (codec->configured)
+		return 0;
+
 	if (is_generic_config(codec))
 		codec->probe_id = HDA_CODEC_ID_GENERIC;
 	else
 		codec->probe_id = 0;
 
-	err = snd_hdac_device_register(&codec->core);
-	if (err < 0)
-		return err;
+	if (!device_is_registered(&codec->core.dev)) {
+		err = snd_hdac_device_register(&codec->core);
+		if (err < 0)
+			return err;
+	}
 
 	if (!codec->preset)
 		codec_bind_module(codec);
 	if (!codec->preset) {
 		err = codec_bind_generic(codec);
 		if (err < 0) {
-			codec_err(codec, "Unable to bind the codec\n");
-			goto error;
+			codec_dbg(codec, "Unable to bind the codec\n");
+			return err;
 		}
 	}
 
+	codec->configured = 1;
 	return 0;
-
- error:
-	snd_hdac_device_unregister(&codec->core);
-	return err;
 }
 EXPORT_SYMBOL_GPL(snd_hda_codec_configure);
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/hda_codec.c linux-libre-5.14.15-gnu/sound/pci/hda/hda_codec.c
index 7a717e151156..8afcce6478cd 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/hda_codec.c
+++ linux-libre-5.14.15-gnu/sound/pci/hda/hda_codec.c
@@ -791,6 +791,7 @@ void snd_hda_codec_cleanup_for_unbind(struct hda_codec *codec)
 	snd_array_free(&codec->nids);
 	remove_conn_list(codec);
 	snd_hdac_regmap_exit(&codec->core);
+	codec->configured = 0;
 }
 EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup_for_unbind);
 
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/hda_controller.c linux-libre-5.14.15-gnu/sound/pci/hda/hda_controller.c
index ca2f2ecd1488..5a49ee4f6ce0 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/hda_controller.c
+++ linux-libre-5.14.15-gnu/sound/pci/hda/hda_controller.c
@@ -25,6 +25,7 @@
 #include <sound/core.h>
 #include <sound/initval.h>
 #include "hda_controller.h"
+#include "hda_local.h"
 
 #define CREATE_TRACE_POINTS
 #include "hda_controller_trace.h"
@@ -1259,17 +1260,24 @@ EXPORT_SYMBOL_GPL(azx_probe_codecs);
 int azx_codec_configure(struct azx *chip)
 {
 	struct hda_codec *codec, *next;
+	int success = 0;
 
-	/* use _safe version here since snd_hda_codec_configure() deregisters
-	 * the device upon error and deletes itself from the bus list.
-	 */
-	list_for_each_codec_safe(codec, next, &chip->bus) {
-		snd_hda_codec_configure(codec);
+	list_for_each_codec(codec, &chip->bus) {
+		if (!snd_hda_codec_configure(codec))
+			success++;
 	}
 
-	if (!azx_bus(chip)->num_codecs)
-		return -ENODEV;
-	return 0;
+	if (success) {
+		/* unregister failed codecs if any codec has been probed */
+		list_for_each_codec_safe(codec, next, &chip->bus) {
+			if (!codec->configured) {
+				codec_err(codec, "Unable to configure, disabling\n");
+				snd_hdac_device_unregister(&codec->core);
+			}
+		}
+	}
+
+	return success ? 0 : -ENODEV;
 }
 EXPORT_SYMBOL_GPL(azx_codec_configure);
 
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/hda_controller.h linux-libre-5.14.15-gnu/sound/pci/hda/hda_controller.h
index 68f9668788ea..324cba13c7ba 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/hda_controller.h
+++ linux-libre-5.14.15-gnu/sound/pci/hda/hda_controller.h
@@ -41,7 +41,7 @@
 /* 24 unused */
 #define AZX_DCAPS_COUNT_LPIB_DELAY  (1 << 25)	/* Take LPIB as delay */
 #define AZX_DCAPS_PM_RUNTIME	(1 << 26)	/* runtime PM support */
-/* 27 unused */
+#define AZX_DCAPS_RETRY_PROBE	(1 << 27)	/* retry probe if no codec is configured */
 #define AZX_DCAPS_CORBRP_SELF_CLEAR (1 << 28)	/* CORBRP clears itself after reset */
 #define AZX_DCAPS_NO_MSI64      (1 << 29)	/* Stick to 32-bit MSIs */
 #define AZX_DCAPS_SEPARATE_STREAM_TAG	(1 << 30) /* capture and playback use separate stream tag */
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/hda_intel.c linux-libre-5.14.15-gnu/sound/pci/hda/hda_intel.c
index 0062c18b646a..89f135a6a1f6 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/hda_intel.c
+++ linux-libre-5.14.15-gnu/sound/pci/hda/hda_intel.c
@@ -307,7 +307,8 @@ enum {
 /* quirks for AMD SB */
 #define AZX_DCAPS_PRESET_AMD_SB \
 	(AZX_DCAPS_NO_TCSEL | AZX_DCAPS_AMD_WORKAROUND |\
-	 AZX_DCAPS_SNOOP_TYPE(ATI) | AZX_DCAPS_PM_RUNTIME)
+	 AZX_DCAPS_SNOOP_TYPE(ATI) | AZX_DCAPS_PM_RUNTIME |\
+	 AZX_DCAPS_RETRY_PROBE)
 
 /* quirks for Nvidia */
 #define AZX_DCAPS_PRESET_NVIDIA \
@@ -1730,7 +1731,7 @@ static void azx_check_snoop_available(struct azx *chip)
 
 static void azx_probe_work(struct work_struct *work)
 {
-	struct hda_intel *hda = container_of(work, struct hda_intel, probe_work);
+	struct hda_intel *hda = container_of(work, struct hda_intel, probe_work.work);
 	azx_probe_continue(&hda->chip);
 }
 
@@ -1839,7 +1840,7 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
 	}
 
 	/* continue probing in work context as may trigger request module */
-	INIT_WORK(&hda->probe_work, azx_probe_work);
+	INIT_DELAYED_WORK(&hda->probe_work, azx_probe_work);
 
 	*rchip = chip;
 
@@ -2170,7 +2171,7 @@ static int azx_probe(struct pci_dev *pci,
 #endif
 
 	if (schedule_probe)
-		schedule_work(&hda->probe_work);
+		schedule_delayed_work(&hda->probe_work, 0);
 
 	dev++;
 	if (chip->disabled)
@@ -2256,6 +2257,11 @@ static int azx_probe_continue(struct azx *chip)
 	int dev = chip->dev_index;
 	int err;
 
+	if (chip->disabled || hda->init_failed)
+		return -EIO;
+	if (hda->probe_retry)
+		goto probe_retry;
+
 	to_hda_bus(bus)->bus_probing = 1;
 	hda->probe_continued = 1;
 
@@ -2317,10 +2323,20 @@ static int azx_probe_continue(struct azx *chip)
 #endif
 	}
 #endif
+
+ probe_retry:
 	if (bus->codec_mask && !(probe_only[dev] & 1)) {
 		err = azx_codec_configure(chip);
-		if (err < 0)
+		if (err) {
+			if ((chip->driver_caps & AZX_DCAPS_RETRY_PROBE) &&
+			    ++hda->probe_retry < 60) {
+				schedule_delayed_work(&hda->probe_work,
+						      msecs_to_jiffies(1000));
+				return 0; /* keep things up */
+			}
+			dev_err(chip->card->dev, "Cannot probe codecs, giving up\n");
 			goto out_free;
+		}
 	}
 
 	err = snd_card_register(chip->card);
@@ -2350,6 +2366,7 @@ out_free:
 		display_power(chip, false);
 	complete_all(&hda->probe_wait);
 	to_hda_bus(bus)->bus_probing = 0;
+	hda->probe_retry = 0;
 	return 0;
 }
 
@@ -2375,7 +2392,7 @@ static void azx_remove(struct pci_dev *pci)
 		 * device during cancel_work_sync() call.
 		 */
 		device_unlock(&pci->dev);
-		cancel_work_sync(&hda->probe_work);
+		cancel_delayed_work_sync(&hda->probe_work);
 		device_lock(&pci->dev);
 
 		snd_card_free(card);
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/hda_intel.h linux-libre-5.14.15-gnu/sound/pci/hda/hda_intel.h
index 3fb119f09040..0f39418f9328 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/hda_intel.h
+++ linux-libre-5.14.15-gnu/sound/pci/hda/hda_intel.h
@@ -14,7 +14,7 @@ struct hda_intel {
 
 	/* sync probing */
 	struct completion probe_wait;
-	struct work_struct probe_work;
+	struct delayed_work probe_work;
 
 	/* card list (for power_save trigger) */
 	struct list_head list;
@@ -30,6 +30,8 @@ struct hda_intel {
 	unsigned int freed:1; /* resources already released */
 
 	bool need_i915_power:1; /* the hda controller needs i915 power */
+
+	int probe_retry;	/* being probe-retry */
 };
 
 #endif
diff --git linux-libre-5.14.14-gnu/sound/pci/hda/patch_realtek.c linux-libre-5.14.15-gnu/sound/pci/hda/patch_realtek.c
index 8e6ff50f0f94..b30e1843273b 100644
--- linux-libre-5.14.14-gnu/sound/pci/hda/patch_realtek.c
+++ linux-libre-5.14.15-gnu/sound/pci/hda/patch_realtek.c
@@ -2547,6 +2547,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x1558, 0x65d2, "Clevo PB51R[CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK(0x1558, 0x65e1, "Clevo PB51[ED][DF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK(0x1558, 0x65e5, "Clevo PC50D[PRS](?:-D|-G)?", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
+	SND_PCI_QUIRK(0x1558, 0x65f1, "Clevo PC50HS", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK(0x1558, 0x67d1, "Clevo PB71[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK(0x1558, 0x67e1, "Clevo PB71[DE][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK(0x1558, 0x67e5, "Clevo PC70D[PRS](?:-D|-G)?", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
diff --git linux-libre-5.14.14-gnu/sound/soc/codecs/Kconfig linux-libre-5.14.15-gnu/sound/soc/codecs/Kconfig
index db16071205ba..dd1ae611fc2a 100644
--- linux-libre-5.14.14-gnu/sound/soc/codecs/Kconfig
+++ linux-libre-5.14.15-gnu/sound/soc/codecs/Kconfig
@@ -1564,6 +1564,7 @@ config SND_SOC_WCD938X
 config SND_SOC_WCD938X_SDW
 	tristate "WCD9380/WCD9385 Codec - SDW"
 	select SND_SOC_WCD938X
+	select REGMAP_IRQ
 	depends on SOUNDWIRE
 	select REGMAP_SOUNDWIRE
 	help
diff --git linux-libre-5.14.14-gnu/sound/soc/codecs/cs4341.c linux-libre-5.14.15-gnu/sound/soc/codecs/cs4341.c
index 7d3e54d8eef3..29d05e32d341 100644
--- linux-libre-5.14.14-gnu/sound/soc/codecs/cs4341.c
+++ linux-libre-5.14.15-gnu/sound/soc/codecs/cs4341.c
@@ -305,12 +305,19 @@ static int cs4341_spi_probe(struct spi_device *spi)
 	return cs4341_probe(&spi->dev);
 }
 
+static const struct spi_device_id cs4341_spi_ids[] = {
+	{ "cs4341a" },
+	{ }
+};
+MODULE_DEVICE_TABLE(spi, cs4341_spi_ids);
+
 static struct spi_driver cs4341_spi_driver = {
 	.driver = {
 		.name = "cs4341-spi",
 		.of_match_table = of_match_ptr(cs4341_dt_ids),
 	},
 	.probe = cs4341_spi_probe,
+	.id_table = cs4341_spi_ids,
 };
 #endif
 
diff --git linux-libre-5.14.14-gnu/sound/soc/codecs/nau8824.c linux-libre-5.14.15-gnu/sound/soc/codecs/nau8824.c
index db88be48c998..f946ef65a4c1 100644
--- linux-libre-5.14.14-gnu/sound/soc/codecs/nau8824.c
+++ linux-libre-5.14.15-gnu/sound/soc/codecs/nau8824.c
@@ -867,8 +867,8 @@ static void nau8824_jdet_work(struct work_struct *work)
 	struct regmap *regmap = nau8824->regmap;
 	int adc_value, event = 0, event_mask = 0;
 
-	snd_soc_dapm_enable_pin(dapm, "MICBIAS");
-	snd_soc_dapm_enable_pin(dapm, "SAR");
+	snd_soc_dapm_force_enable_pin(dapm, "MICBIAS");
+	snd_soc_dapm_force_enable_pin(dapm, "SAR");
 	snd_soc_dapm_sync(dapm);
 
 	msleep(100);
diff --git linux-libre-5.14.14-gnu/sound/soc/codecs/pcm179x-spi.c linux-libre-5.14.15-gnu/sound/soc/codecs/pcm179x-spi.c
index 0a542924ec5f..ebf63ea90a1c 100644
--- linux-libre-5.14.14-gnu/sound/soc/codecs/pcm179x-spi.c
+++ linux-libre-5.14.15-gnu/sound/soc/codecs/pcm179x-spi.c
@@ -36,6 +36,7 @@ static const struct of_device_id pcm179x_of_match[] = {
 MODULE_DEVICE_TABLE(of, pcm179x_of_match);
 
 static const struct spi_device_id pcm179x_spi_ids[] = {
+	{ "pcm1792a", 0 },
 	{ "pcm179x", 0 },
 	{ },
 };
diff --git linux-libre-5.14.14-gnu/sound/soc/codecs/pcm512x.c linux-libre-5.14.15-gnu/sound/soc/codecs/pcm512x.c
index 4dc844f3c1fc..60dee41816dc 100644
--- linux-libre-5.14.14-gnu/sound/soc/codecs/pcm512x.c
+++ linux-libre-5.14.15-gnu/sound/soc/codecs/pcm512x.c
@@ -116,6 +116,8 @@ static const struct reg_default pcm512x_reg_defaults[] = {
 	{ PCM512x_FS_SPEED_MODE,     0x00 },
 	{ PCM512x_IDAC_1,            0x01 },
 	{ PCM512x_IDAC_2,            0x00 },
+	{ PCM512x_I2S_1,             0x02 },
+	{ PCM512x_I2S_2,             0x00 },
 };
 
 static bool pcm512x_readable(struct device *dev, unsigned int reg)
diff --git linux-libre-5.14.14-gnu/sound/soc/codecs/wm8960.c linux-libre-5.14.15-gnu/sound/soc/codecs/wm8960.c
index 9e621a254392..499604f1e178 100644
--- linux-libre-5.14.14-gnu/sound/soc/codecs/wm8960.c
+++ linux-libre-5.14.15-gnu/sound/soc/codecs/wm8960.c
@@ -742,9 +742,16 @@ static int wm8960_configure_clocking(struct snd_soc_component *component)
 	int i, j, k;
 	int ret;
 
-	if (!(iface1 & (1<<6))) {
-		dev_dbg(component->dev,
-			"Codec is slave mode, no need to configure clock\n");
+	/*
+	 * For Slave mode clocking should still be configured,
+	 * so this if statement should be removed, but some platform
+	 * may not work if the sysclk is not configured, to avoid such
+	 * compatible issue, just add '!wm8960->sysclk' condition in
+	 * this if statement.
+	 */
+	if (!(iface1 & (1 << 6)) && !wm8960->sysclk) {
+		dev_warn(component->dev,
+			 "slave mode, but proceeding with no clock configuration\n");
 		return 0;
 	}
 
diff --git linux-libre-5.14.14-gnu/sound/soc/fsl/fsl_xcvr.c linux-libre-5.14.15-gnu/sound/soc/fsl/fsl_xcvr.c
index 27acc0759e11..e66a143d2be6 100644
--- linux-libre-5.14.14-gnu/sound/soc/fsl/fsl_xcvr.c
+++ linux-libre-5.14.15-gnu/sound/soc/fsl/fsl_xcvr.c
@@ -487,8 +487,9 @@ static int fsl_xcvr_prepare(struct snd_pcm_substream *substream,
 		return ret;
 	}
 
-	/* clear DPATH RESET */
+	/* set DPATH RESET */
 	m_ctl |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
+	v_ctl |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
 	ret = regmap_update_bits(xcvr->regmap, FSL_XCVR_EXT_CTRL, m_ctl, v_ctl);
 	if (ret < 0) {
 		dev_err(dai->dev, "Error while setting EXT_CTRL: %d\n", ret);
@@ -590,10 +591,6 @@ static void fsl_xcvr_shutdown(struct snd_pcm_substream *substream,
 		val  |= FSL_XCVR_EXT_CTRL_CMDC_RESET(tx);
 	}
 
-	/* set DPATH RESET */
-	mask |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
-	val  |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
-
 	ret = regmap_update_bits(xcvr->regmap, FSL_XCVR_EXT_CTRL, mask, val);
 	if (ret < 0) {
 		dev_err(dai->dev, "Err setting DPATH RESET: %d\n", ret);
@@ -643,6 +640,16 @@ static int fsl_xcvr_trigger(struct snd_pcm_substream *substream, int cmd,
 			dev_err(dai->dev, "Failed to enable DMA: %d\n", ret);
 			return ret;
 		}
+
+		/* clear DPATH RESET */
+		ret = regmap_update_bits(xcvr->regmap, FSL_XCVR_EXT_CTRL,
+					 FSL_XCVR_EXT_CTRL_DPTH_RESET(tx),
+					 0);
+		if (ret < 0) {
+			dev_err(dai->dev, "Failed to clear DPATH RESET: %d\n", ret);
+			return ret;
+		}
+
 		break;
 	case SNDRV_PCM_TRIGGER_STOP:
 	case SNDRV_PCM_TRIGGER_SUSPEND:
diff --git linux-libre-5.14.14-gnu/sound/soc/soc-dapm.c linux-libre-5.14.15-gnu/sound/soc/soc-dapm.c
index 91bf939d5233..8477071141e2 100644
--- linux-libre-5.14.14-gnu/sound/soc/soc-dapm.c
+++ linux-libre-5.14.15-gnu/sound/soc/soc-dapm.c
@@ -2559,6 +2559,7 @@ static int snd_soc_dapm_set_pin(struct snd_soc_dapm_context *dapm,
 				const char *pin, int status)
 {
 	struct snd_soc_dapm_widget *w = dapm_find_widget(dapm, pin, true);
+	int ret = 0;
 
 	dapm_assert_locked(dapm);
 
@@ -2571,13 +2572,14 @@ static int snd_soc_dapm_set_pin(struct snd_soc_dapm_context *dapm,
 		dapm_mark_dirty(w, "pin configuration");
 		dapm_widget_invalidate_input_paths(w);
 		dapm_widget_invalidate_output_paths(w);
+		ret = 1;
 	}
 
 	w->connected = status;
 	if (status == 0)
 		w->force = 0;
 
-	return 0;
+	return ret;
 }
 
 /**
@@ -3582,14 +3584,15 @@ int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol,
 {
 	struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);
 	const char *pin = (const char *)kcontrol->private_value;
+	int ret;
 
 	if (ucontrol->value.integer.value[0])
-		snd_soc_dapm_enable_pin(&card->dapm, pin);
+		ret = snd_soc_dapm_enable_pin(&card->dapm, pin);
 	else
-		snd_soc_dapm_disable_pin(&card->dapm, pin);
+		ret = snd_soc_dapm_disable_pin(&card->dapm, pin);
 
 	snd_soc_dapm_sync(&card->dapm);
-	return 0;
+	return ret;
 }
 EXPORT_SYMBOL_GPL(snd_soc_dapm_put_pin_switch);
 
@@ -4023,7 +4026,7 @@ static int snd_soc_dapm_dai_link_put(struct snd_kcontrol *kcontrol,
 
 	rtd->params_select = ucontrol->value.enumerated.item[0];
 
-	return 0;
+	return 1;
 }
 
 static void
diff --git linux-libre-5.14.14-gnu/sound/usb/quirks-table.h linux-libre-5.14.15-gnu/sound/usb/quirks-table.h
index 147b831e1a82..91d40b4c851c 100644
--- linux-libre-5.14.14-gnu/sound/usb/quirks-table.h
+++ linux-libre-5.14.15-gnu/sound/usb/quirks-table.h
@@ -4080,6 +4080,38 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
 		}
 	}
 },
+{
+	/*
+	 * Sennheiser GSP670
+	 * Change order of interfaces loaded
+	 */
+	USB_DEVICE(0x1395, 0x0300),
+	.bInterfaceClass = USB_CLASS_PER_INTERFACE,
+	.driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+		.ifnum = QUIRK_ANY_INTERFACE,
+		.type = QUIRK_COMPOSITE,
+		.data = &(const struct snd_usb_audio_quirk[]) {
+			// Communication
+			{
+				.ifnum = 3,
+				.type = QUIRK_AUDIO_STANDARD_INTERFACE
+			},
+			// Recording
+			{
+				.ifnum = 4,
+				.type = QUIRK_AUDIO_STANDARD_INTERFACE
+			},
+			// Main
+			{
+				.ifnum = 1,
+				.type = QUIRK_AUDIO_STANDARD_INTERFACE
+			},
+			{
+				.ifnum = -1
+			}
+		}
+	}
+},
 
 #undef USB_DEVICE_VENDOR_SPEC
 #undef USB_AUDIO_DEVICE
diff --git linux-libre-5.14.14-gnu/tools/lib/perf/tests/test-evlist.c linux-libre-5.14.15-gnu/tools/lib/perf/tests/test-evlist.c
index c67c83399170..ce91a582f0e4 100644
--- linux-libre-5.14.14-gnu/tools/lib/perf/tests/test-evlist.c
+++ linux-libre-5.14.15-gnu/tools/lib/perf/tests/test-evlist.c
@@ -40,7 +40,7 @@ static int test_stat_cpu(void)
 		.type	= PERF_TYPE_SOFTWARE,
 		.config	= PERF_COUNT_SW_TASK_CLOCK,
 	};
-	int err, cpu, tmp;
+	int err, idx;
 
 	cpus = perf_cpu_map__new(NULL);
 	__T("failed to create cpus", cpus);
@@ -70,10 +70,10 @@ static int test_stat_cpu(void)
 	perf_evlist__for_each_evsel(evlist, evsel) {
 		cpus = perf_evsel__cpus(evsel);
 
-		perf_cpu_map__for_each_cpu(cpu, tmp, cpus) {
+		for (idx = 0; idx < perf_cpu_map__nr(cpus); idx++) {
 			struct perf_counts_values counts = { .val = 0 };
 
-			perf_evsel__read(evsel, cpu, 0, &counts);
+			perf_evsel__read(evsel, idx, 0, &counts);
 			__T("failed to read value for evsel", counts.val != 0);
 		}
 	}
diff --git linux-libre-5.14.14-gnu/tools/lib/perf/tests/test-evsel.c linux-libre-5.14.15-gnu/tools/lib/perf/tests/test-evsel.c
index a184e4861627..33ae9334861a 100644
--- linux-libre-5.14.14-gnu/tools/lib/perf/tests/test-evsel.c
+++ linux-libre-5.14.15-gnu/tools/lib/perf/tests/test-evsel.c
@@ -22,7 +22,7 @@ static int test_stat_cpu(void)
 		.type	= PERF_TYPE_SOFTWARE,
 		.config	= PERF_COUNT_SW_CPU_CLOCK,
 	};
-	int err, cpu, tmp;
+	int err, idx;
 
 	cpus = perf_cpu_map__new(NULL);
 	__T("failed to create cpus", cpus);
@@ -33,10 +33,10 @@ static int test_stat_cpu(void)
 	err = perf_evsel__open(evsel, cpus, NULL);
 	__T("failed to open evsel", err == 0);
 
-	perf_cpu_map__for_each_cpu(cpu, tmp, cpus) {
+	for (idx = 0; idx < perf_cpu_map__nr(cpus); idx++) {
 		struct perf_counts_values counts = { .val = 0 };
 
-		perf_evsel__read(evsel, cpu, 0, &counts);
+		perf_evsel__read(evsel, idx, 0, &counts);
 		__T("failed to read value for evsel", counts.val != 0);
 	}
 
@@ -148,6 +148,7 @@ static int test_stat_user_read(int event)
 	__T("failed to mmap evsel", err == 0);
 
 	pc = perf_evsel__mmap_base(evsel, 0, 0);
+	__T("failed to get mmapped address", pc);
 
 #if defined(__i386__) || defined(__x86_64__)
 	__T("userspace counter access not supported", pc->cap_user_rdpmc);
diff --git linux-libre-5.14.14-gnu/tools/objtool/elf.c linux-libre-5.14.15-gnu/tools/objtool/elf.c
index 8676c7598728..a9c2bebd7576 100644
--- linux-libre-5.14.14-gnu/tools/objtool/elf.c
+++ linux-libre-5.14.15-gnu/tools/objtool/elf.c
@@ -509,6 +509,7 @@ int elf_add_reloc(struct elf *elf, struct section *sec, unsigned long offset,
 	list_add_tail(&reloc->list, &sec->reloc->reloc_list);
 	elf_hash_add(reloc, &reloc->hash, reloc_hash(reloc));
 
+	sec->reloc->sh.sh_size += sec->reloc->sh.sh_entsize;
 	sec->reloc->changed = true;
 
 	return 0;
@@ -979,63 +980,63 @@ static struct section *elf_create_reloc_section(struct elf *elf,
 	}
 }
 
-static int elf_rebuild_rel_reloc_section(struct section *sec, int nr)
+static int elf_rebuild_rel_reloc_section(struct section *sec)
 {
 	struct reloc *reloc;
-	int idx = 0, size;
+	int idx = 0;
 	void *buf;
 
 	/* Allocate a buffer for relocations */
-	size = nr * sizeof(GElf_Rel);
-	buf = malloc(size);
+	buf = malloc(sec->sh.sh_size);
 	if (!buf) {
 		perror("malloc");
 		return -1;
 	}
 
 	sec->data->d_buf = buf;
-	sec->data->d_size = size;
+	sec->data->d_size = sec->sh.sh_size;
 	sec->data->d_type = ELF_T_REL;
 
-	sec->sh.sh_size = size;
-
 	idx = 0;
 	list_for_each_entry(reloc, &sec->reloc_list, list) {
 		reloc->rel.r_offset = reloc->offset;
 		reloc->rel.r_info = GELF_R_INFO(reloc->sym->idx, reloc->type);
-		gelf_update_rel(sec->data, idx, &reloc->rel);
+		if (!gelf_update_rel(sec->data, idx, &reloc->rel)) {
+			WARN_ELF("gelf_update_rel");
+			return -1;
+		}
 		idx++;
 	}
 
 	return 0;
 }
 
-static int elf_rebuild_rela_reloc_section(struct section *sec, int nr)
+static int elf_rebuild_rela_reloc_section(struct section *sec)
 {
 	struct reloc *reloc;
-	int idx = 0, size;
+	int idx = 0;
 	void *buf;
 
 	/* Allocate a buffer for relocations with addends */
-	size = nr * sizeof(GElf_Rela);
-	buf = malloc(size);
+	buf = malloc(sec->sh.sh_size);
 	if (!buf) {
 		perror("malloc");
 		return -1;
 	}
 
 	sec->data->d_buf = buf;
-	sec->data->d_size = size;
+	sec->data->d_size = sec->sh.sh_size;
 	sec->data->d_type = ELF_T_RELA;
 
-	sec->sh.sh_size = size;
-
 	idx = 0;
 	list_for_each_entry(reloc, &sec->reloc_list, list) {
 		reloc->rela.r_offset = reloc->offset;
 		reloc->rela.r_addend = reloc->addend;
 		reloc->rela.r_info = GELF_R_INFO(reloc->sym->idx, reloc->type);
-		gelf_update_rela(sec->data, idx, &reloc->rela);
+		if (!gelf_update_rela(sec->data, idx, &reloc->rela)) {
+			WARN_ELF("gelf_update_rela");
+			return -1;
+		}
 		idx++;
 	}
 
@@ -1044,16 +1045,9 @@ static int elf_rebuild_rela_reloc_section(struct section *sec, int nr)
 
 static int elf_rebuild_reloc_section(struct elf *elf, struct section *sec)
 {
-	struct reloc *reloc;
-	int nr;
-
-	nr = 0;
-	list_for_each_entry(reloc, &sec->reloc_list, list)
-		nr++;
-
 	switch (sec->sh.sh_type) {
-	case SHT_REL:  return elf_rebuild_rel_reloc_section(sec, nr);
-	case SHT_RELA: return elf_rebuild_rela_reloc_section(sec, nr);
+	case SHT_REL:  return elf_rebuild_rel_reloc_section(sec);
+	case SHT_RELA: return elf_rebuild_rela_reloc_section(sec);
 	default:       return -1;
 	}
 }
@@ -1113,12 +1107,6 @@ int elf_write(struct elf *elf)
 	/* Update changed relocation sections and section headers: */
 	list_for_each_entry(sec, &elf->sections, list) {
 		if (sec->changed) {
-			if (sec->base &&
-			    elf_rebuild_reloc_section(elf, sec)) {
-				WARN("elf_rebuild_reloc_section");
-				return -1;
-			}
-
 			s = elf_getscn(elf->elf, sec->idx);
 			if (!s) {
 				WARN_ELF("elf_getscn");
@@ -1129,6 +1117,12 @@ int elf_write(struct elf *elf)
 				return -1;
 			}
 
+			if (sec->base &&
+			    elf_rebuild_reloc_section(elf, sec)) {
+				WARN("elf_rebuild_reloc_section");
+				return -1;
+			}
+
 			sec->changed = false;
 			elf->changed = true;
 		}
diff --git linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/Makefile linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/Makefile
index d97bd6889446..72ee644d47bf 100644
--- linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/Makefile
+++ linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/Makefile
@@ -9,6 +9,7 @@ TEST_PROGS = bridge_igmp.sh \
 	gre_inner_v4_multipath.sh \
 	gre_inner_v6_multipath.sh \
 	gre_multipath.sh \
+	ip6_forward_instats_vrf.sh \
 	ip6gre_inner_v4_multipath.sh \
 	ip6gre_inner_v6_multipath.sh \
 	ipip_flat_gre_key.sh \
diff --git linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/forwarding.config.sample linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/forwarding.config.sample
index b802c14d2950..e5e2fbeca22e 100644
--- linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/forwarding.config.sample
+++ linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/forwarding.config.sample
@@ -39,3 +39,5 @@ NETIF_CREATE=yes
 # Timeout (in seconds) before ping exits regardless of how many packets have
 # been sent or received
 PING_TIMEOUT=5
+# IPv6 traceroute utility name.
+TROUTE6=traceroute6
diff --git linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/ip6_forward_instats_vrf.sh linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/ip6_forward_instats_vrf.sh
new file mode 100755
index 000000000000..9f5b3e2e5e95
--- /dev/null
+++ linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/ip6_forward_instats_vrf.sh
@@ -0,0 +1,172 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# Test ipv6 stats on the incoming if when forwarding with VRF
+
+ALL_TESTS="
+	ipv6_ping
+	ipv6_in_too_big_err
+	ipv6_in_hdr_err
+	ipv6_in_addr_err
+	ipv6_in_discard
+"
+
+NUM_NETIFS=4
+source lib.sh
+
+h1_create()
+{
+	simple_if_init $h1 2001:1:1::2/64
+	ip -6 route add vrf v$h1 2001:1:2::/64 via 2001:1:1::1
+}
+
+h1_destroy()
+{
+	ip -6 route del vrf v$h1 2001:1:2::/64 via 2001:1:1::1
+	simple_if_fini $h1 2001:1:1::2/64
+}
+
+router_create()
+{
+	vrf_create router
+	__simple_if_init $rtr1 router 2001:1:1::1/64
+	__simple_if_init $rtr2 router 2001:1:2::1/64
+	mtu_set $rtr2 1280
+}
+
+router_destroy()
+{
+	mtu_restore $rtr2
+	__simple_if_fini $rtr2 2001:1:2::1/64
+	__simple_if_fini $rtr1 2001:1:1::1/64
+	vrf_destroy router
+}
+
+h2_create()
+{
+	simple_if_init $h2 2001:1:2::2/64
+	ip -6 route add vrf v$h2 2001:1:1::/64 via 2001:1:2::1
+	mtu_set $h2 1280
+}
+
+h2_destroy()
+{
+	mtu_restore $h2
+	ip -6 route del vrf v$h2 2001:1:1::/64 via 2001:1:2::1
+	simple_if_fini $h2 2001:1:2::2/64
+}
+
+setup_prepare()
+{
+	h1=${NETIFS[p1]}
+	rtr1=${NETIFS[p2]}
+
+	rtr2=${NETIFS[p3]}
+	h2=${NETIFS[p4]}
+
+	vrf_prepare
+	h1_create
+	router_create
+	h2_create
+
+	forwarding_enable
+}
+
+cleanup()
+{
+	pre_cleanup
+
+	forwarding_restore
+
+	h2_destroy
+	router_destroy
+	h1_destroy
+	vrf_cleanup
+}
+
+ipv6_in_too_big_err()
+{
+	RET=0
+
+	local t0=$(ipv6_stats_get $rtr1 Ip6InTooBigErrors)
+	local vrf_name=$(master_name_get $h1)
+
+	# Send too big packets
+	ip vrf exec $vrf_name \
+		$PING6 -s 1300 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
+
+	local t1=$(ipv6_stats_get $rtr1 Ip6InTooBigErrors)
+	test "$((t1 - t0))" -ne 0
+	check_err $?
+	log_test "Ip6InTooBigErrors"
+}
+
+ipv6_in_hdr_err()
+{
+	RET=0
+
+	local t0=$(ipv6_stats_get $rtr1 Ip6InHdrErrors)
+	local vrf_name=$(master_name_get $h1)
+
+	# Send packets with hop limit 1, easiest with traceroute6 as some ping6
+	# doesn't allow hop limit to be specified
+	ip vrf exec $vrf_name \
+		$TROUTE6 2001:1:2::2 &> /dev/null
+
+	local t1=$(ipv6_stats_get $rtr1 Ip6InHdrErrors)
+	test "$((t1 - t0))" -ne 0
+	check_err $?
+	log_test "Ip6InHdrErrors"
+}
+
+ipv6_in_addr_err()
+{
+	RET=0
+
+	local t0=$(ipv6_stats_get $rtr1 Ip6InAddrErrors)
+	local vrf_name=$(master_name_get $h1)
+
+	# Disable forwarding temporary while sending the packet
+	sysctl -qw net.ipv6.conf.all.forwarding=0
+	ip vrf exec $vrf_name \
+		$PING6 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
+	sysctl -qw net.ipv6.conf.all.forwarding=1
+
+	local t1=$(ipv6_stats_get $rtr1 Ip6InAddrErrors)
+	test "$((t1 - t0))" -ne 0
+	check_err $?
+	log_test "Ip6InAddrErrors"
+}
+
+ipv6_in_discard()
+{
+	RET=0
+
+	local t0=$(ipv6_stats_get $rtr1 Ip6InDiscards)
+	local vrf_name=$(master_name_get $h1)
+
+	# Add a policy to discard
+	ip xfrm policy add dst 2001:1:2::2/128 dir fwd action block
+	ip vrf exec $vrf_name \
+		$PING6 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
+	ip xfrm policy del dst 2001:1:2::2/128 dir fwd
+
+	local t1=$(ipv6_stats_get $rtr1 Ip6InDiscards)
+	test "$((t1 - t0))" -ne 0
+	check_err $?
+	log_test "Ip6InDiscards"
+}
+ipv6_ping()
+{
+	RET=0
+
+	ping6_test $h1 2001:1:2::2
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+tests_run
+
+exit $EXIT_STATUS
diff --git linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/lib.sh linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/lib.sh
index 42e28c983d41..5140980f5475 100644
--- linux-libre-5.14.14-gnu/tools/testing/selftests/net/forwarding/lib.sh
+++ linux-libre-5.14.15-gnu/tools/testing/selftests/net/forwarding/lib.sh
@@ -748,6 +748,14 @@ qdisc_parent_stats_get()
 	    | jq '.[] | select(.parent == "'"$parent"'") | '"$selector"
 }
 
+ipv6_stats_get()
+{
+	local dev=$1; shift
+	local stat=$1; shift
+
+	cat /proc/net/dev_snmp6/$dev | grep "^$stat" | cut -f2
+}
+
 humanize()
 {
 	local speed=$1; shift
diff --git linux-libre-5.14.14-gnu/tools/testing/selftests/netfilter/nft_flowtable.sh linux-libre-5.14.15-gnu/tools/testing/selftests/netfilter/nft_flowtable.sh
index 427d94816f2d..d4ffebb989f8 100755
--- linux-libre-5.14.14-gnu/tools/testing/selftests/netfilter/nft_flowtable.sh
+++ linux-libre-5.14.15-gnu/tools/testing/selftests/netfilter/nft_flowtable.sh
@@ -199,7 +199,6 @@ fi
 # test basic connectivity
 if ! ip netns exec ns1 ping -c 1 -q 10.0.2.99 > /dev/null; then
   echo "ERROR: ns1 cannot reach ns2" 1>&2
-  bash
   exit 1
 fi
 
diff --git linux-libre-5.14.14-gnu/tools/testing/selftests/vm/userfaultfd.c linux-libre-5.14.15-gnu/tools/testing/selftests/vm/userfaultfd.c
index 2ea438e6b8b1..a7e512a81d82 100644
--- linux-libre-5.14.14-gnu/tools/testing/selftests/vm/userfaultfd.c
+++ linux-libre-5.14.15-gnu/tools/testing/selftests/vm/userfaultfd.c
@@ -414,9 +414,6 @@ static void uffd_test_ctx_init_ext(uint64_t *features)
 	uffd_test_ops->allocate_area((void **)&area_src);
 	uffd_test_ops->allocate_area((void **)&area_dst);
 
-	uffd_test_ops->release_pages(area_src);
-	uffd_test_ops->release_pages(area_dst);
-
 	userfaultfd_open(features);
 
 	count_verify = malloc(nr_pages * sizeof(unsigned long long));
@@ -437,6 +434,26 @@ static void uffd_test_ctx_init_ext(uint64_t *features)
 		*(area_count(area_src, nr) + 1) = 1;
 	}
 
+	/*
+	 * After initialization of area_src, we must explicitly release pages
+	 * for area_dst to make sure it's fully empty.  Otherwise we could have
+	 * some area_dst pages be errornously initialized with zero pages,
+	 * hence we could hit memory corruption later in the test.
+	 *
+	 * One example is when THP is globally enabled, above allocate_area()
+	 * calls could have the two areas merged into a single VMA (as they
+	 * will have the same VMA flags so they're mergeable).  When we
+	 * initialize the area_src above, it's possible that some part of
+	 * area_dst could have been faulted in via one huge THP that will be
+	 * shared between area_src and area_dst.  It could cause some of the
+	 * area_dst won't be trapped by missing userfaults.
+	 *
+	 * This release_pages() will guarantee even if that happened, we'll
+	 * proactively split the thp and drop any accidentally initialized
+	 * pages within area_dst.
+	 */
+	uffd_test_ops->release_pages(area_dst);
+
 	pipefd = malloc(sizeof(int) * nr_cpus * 2);
 	if (!pipefd)
 		err("pipefd");
