Linux 5.14.9

index 0fab5ac90775..c9cb554fbe54 100644
@@ -60,7 +60,7 @@ extern inline void set_hae(unsigned long new_hae)
  * Change virtual addresses to physical addresses and vv.
  */
 #ifdef USE_48_BIT_KSEG
-static inline unsigned long virt_to_phys(void *address)
+static inline unsigned long virt_to_phys(volatile void *address)
 {
 	return (unsigned long)address - IDENT_ADDR;
 }

@@ -70,7 +70,7 @@ static inline void * phys_to_virt(unsigned long address)
 	return (void *) (address + IDENT_ADDR);
 }
 #else
-static inline unsigned long virt_to_phys(void *address)
+static inline unsigned long virt_to_phys(volatile void *address)
 {
         unsigned long phys = (unsigned long)address;
 

@@ -106,7 +106,7 @@ static inline void * phys_to_virt(unsigned long address)
 extern unsigned long __direct_map_base;
 extern unsigned long __direct_map_size;
 
-static inline unsigned long __deprecated virt_to_bus(void *address)
+static inline unsigned long __deprecated virt_to_bus(volatile void *address)
 {
 	unsigned long phys = virt_to_phys(address);
 	unsigned long bus = phys + __direct_map_base;

index 89faca0e740d..bfa58409a4d4 100644
@@ -525,6 +525,11 @@ alternative_endif
 #define EXPORT_SYMBOL_NOKASAN(name)	EXPORT_SYMBOL(name)
 #endif
 
+#ifdef CONFIG_KASAN_HW_TAGS
+#define EXPORT_SYMBOL_NOHWKASAN(name)
+#else
+#define EXPORT_SYMBOL_NOHWKASAN(name)	EXPORT_SYMBOL_NOKASAN(name)
+#endif
 	/*
 	 * Emit a 64-bit absolute little endian symbol reference in a way that
 	 * ensures that it will be resolved at build time, even when building a

index 58c7f80f5596..c724a288a412 100644
@@ -105,11 +105,17 @@ void mte_check_tfsr_el1(void);
 
 static inline void mte_check_tfsr_entry(void)
 {
+	if (!system_supports_mte())
+		return;
+
 	mte_check_tfsr_el1();
 }
 
 static inline void mte_check_tfsr_exit(void)
 {
+	if (!system_supports_mte())
+		return;
+
 	/*
 	 * The asynchronous faults are sync'ed automatically with
 	 * TFSR_EL1 on kernel entry but for exit an explicit dsb()

index 3a3264ff47b9..95f7686b728d 100644
@@ -12,11 +12,13 @@ extern char *strrchr(const char *, int c);
 #define __HAVE_ARCH_STRCHR
 extern char *strchr(const char *, int c);
 
+#ifndef CONFIG_KASAN_HW_TAGS
 #define __HAVE_ARCH_STRCMP
 extern int strcmp(const char *, const char *);
 
 #define __HAVE_ARCH_STRNCMP
 extern int strncmp(const char *, const char *, __kernel_size_t);
+#endif
 
 #define __HAVE_ARCH_STRLEN
 extern __kernel_size_t strlen(const char *);

index 0ead8bfedf20..92c99472d2c9 100644
@@ -1500,9 +1500,13 @@ static bool unmap_kernel_at_el0(const struct arm64_cpu_capabilities *entry,
 	/*
 	 * For reasons that aren't entirely clear, enabling KPTI on Cavium
 	 * ThunderX leads to apparent I-cache corruption of kernel text, which
-	 * ends as well as you might imagine. Don't even try.
+	 * ends as well as you might imagine. Don't even try. We cannot rely
+	 * on the cpus_have_*cap() helpers here to detect the CPU erratum
+	 * because cpucap detection order may change. However, since we know
+	 * affected CPUs are always in a homogeneous configuration, it is
+	 * safe to rely on this_cpu_has_cap() here.
 	 */
-	if (cpus_have_const_cap(ARM64_WORKAROUND_CAVIUM_27456)) {
+	if (this_cpu_has_cap(ARM64_WORKAROUND_CAVIUM_27456)) {
 		str = "ARM64_WORKAROUND_CAVIUM_27456";
 		__kpti_forced = -1;
 	}

index 36f51b0e438a..d223df11fc00 100644
@@ -173,12 +173,7 @@ bool mte_report_once(void)
 #ifdef CONFIG_KASAN_HW_TAGS
 void mte_check_tfsr_el1(void)
 {
-	u64 tfsr_el1;
-
-	if (!system_supports_mte())
-		return;
-
-	tfsr_el1 = read_sysreg_s(SYS_TFSR_EL1);
+	u64 tfsr_el1 = read_sysreg_s(SYS_TFSR_EL1);
 
 	if (unlikely(tfsr_el1 & SYS_TFSR_EL1_TF1)) {
 		/*

@@ -221,6 +216,9 @@ void mte_thread_init_user(void)
 
 void mte_thread_switch(struct task_struct *next)
 {
+	if (!system_supports_mte())
+		return;
+
 	/*
 	 * Check if an async tag exception occurred at EL1.
 	 *

index c8989b999250..c858b857c1ec 100644
@@ -60,7 +60,7 @@
 
 #if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_STACKPROTECTOR_PER_TASK)
 #include <linux/stackprotector.h>
-unsigned long __stack_chk_guard __read_mostly;
+unsigned long __stack_chk_guard __ro_after_init;
 EXPORT_SYMBOL(__stack_chk_guard);
 #endif
 

index 911826ea83ce..80eb2396d01e 100644
@@ -17,21 +17,21 @@
  * two accesses to memory, which may be undesirable for some devices.
  */
 #define in_8(addr) \
-    ({ u8 __v = (*(__force volatile u8 *) (addr)); __v; })
+    ({ u8 __v = (*(__force volatile u8 *) (unsigned long)(addr)); __v; })
 #define in_be16(addr) \
-    ({ u16 __v = (*(__force volatile u16 *) (addr)); __v; })
+    ({ u16 __v = (*(__force volatile u16 *) (unsigned long)(addr)); __v; })
 #define in_be32(addr) \
-    ({ u32 __v = (*(__force volatile u32 *) (addr)); __v; })
+    ({ u32 __v = (*(__force volatile u32 *) (unsigned long)(addr)); __v; })
 #define in_le16(addr) \
-    ({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (addr)); __v; })
+    ({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (unsigned long)(addr)); __v; })
 #define in_le32(addr) \
-    ({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (addr)); __v; })
+    ({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (unsigned long)(addr)); __v; })
 
-#define out_8(addr,b) (void)((*(__force volatile u8 *) (addr)) = (b))
-#define out_be16(addr,w) (void)((*(__force volatile u16 *) (addr)) = (w))
-#define out_be32(addr,l) (void)((*(__force volatile u32 *) (addr)) = (l))
-#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (addr)) = cpu_to_le16(w))
-#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (addr)) = cpu_to_le32(l))
+#define out_8(addr,b) (void)((*(__force volatile u8 *) (unsigned long)(addr)) = (b))
+#define out_be16(addr,w) (void)((*(__force volatile u16 *) (unsigned long)(addr)) = (w))
+#define out_be32(addr,l) (void)((*(__force volatile u32 *) (unsigned long)(addr)) = (l))
+#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (unsigned long)(addr)) = cpu_to_le16(w))
+#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (unsigned long)(addr)) = cpu_to_le32(l))
 
 #define raw_inb in_8
 #define raw_inw in_be16

index d00313d1274e..0561568f7b48 100644
@@ -184,7 +184,7 @@ extern int npmem_ranges;
 #include <asm-generic/getorder.h>
 #include <asm/pdc.h>
 
-#define PAGE0   ((struct zeropage *)__PAGE_OFFSET)
+#define PAGE0   ((struct zeropage *)absolute_pointer(__PAGE_OFFSET))
 
 /* DEFINITION OF THE ZERO-PAGE (PAG0) */
 /* based on work by Jason Eckhardt ([email protected]) */

index 8e1d72a16759..7ceae24b0ca9 100644
@@ -356,7 +356,9 @@ void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle,
 void arch_dma_free(struct device *dev, size_t size, void *cpu_addr,
 		dma_addr_t dma_addr, unsigned long attrs)
 {
-	if (!sparc_dma_free_resource(cpu_addr, PAGE_ALIGN(size)))
+	size = PAGE_ALIGN(size);
+
+	if (!sparc_dma_free_resource(cpu_addr, size))
 		return;
 
 	dma_make_coherent(dma_addr, size);

index 8e645ddac58e..30f171b7b00c 100644
@@ -39,6 +39,7 @@ struct mdesc_hdr {
 	u32	node_sz; /* node block size */
 	u32	name_sz; /* name block size */
 	u32	data_sz; /* data block size */
+	char	data[];
 } __attribute__((aligned(16)));
 
 struct mdesc_elem {

@@ -612,7 +613,7 @@ EXPORT_SYMBOL(mdesc_get_node_info);
 
 static struct mdesc_elem *node_block(struct mdesc_hdr *mdesc)
 {
-	return (struct mdesc_elem *) (mdesc + 1);
+	return (struct mdesc_elem *) mdesc->data;
 }
 
 static void *name_block(struct mdesc_hdr *mdesc)

index 5c7bcaa79623..1d5f14aff5f6 100644
@@ -2,8 +2,6 @@
 #ifndef _ASM_X86_PKEYS_H
 #define _ASM_X86_PKEYS_H
 
-#define ARCH_DEFAULT_PKEY	0
-
 /*
  * If more than 16 keys are ever supported, a thorough audit
  * will be necessary to ensure that the types that store key

index f3fbb84ff8a7..68c257a3de0d 100644
@@ -275,7 +275,7 @@ static inline int enqcmds(void __iomem *dst, const void *src)
 {
 	const struct { char _[64]; } *__src = src;
 	struct { char _[64]; } __iomem *__dst = dst;
-	int zf;
+	bool zf;
 
 	/*
 	 * ENQCMDS %(rdx), rax

index bff3a784aec5..d103e8489ec1 100644
@@ -839,6 +839,20 @@ void __init setup_arch(char **cmdline_p)
 
 	x86_init.oem.arch_setup();
 
+	/*
+	 * Do some memory reservations *before* memory is added to memblock, so
+	 * memblock allocations won't overwrite it.
+	 *
+	 * After this point, everything still needed from the boot loader or
+	 * firmware or kernel text should be early reserved or marked not RAM in
+	 * e820. All other memory is free game.
+	 *
+	 * This call needs to happen before e820__memory_setup() which calls the
+	 * xen_memory_setup() on Xen dom0 which relies on the fact that those
+	 * early reservations have happened already.
+	 */
+	early_reserve_memory();
+
 	iomem_resource.end = (1ULL << boot_cpu_data.x86_phys_bits) - 1;
 	e820__memory_setup();
 	parse_setup_data();

@@ -885,18 +899,6 @@ void __init setup_arch(char **cmdline_p)
 
 	parse_early_param();
 
-	/*
-	 * Do some memory reservations *before* memory is added to
-	 * memblock, so memblock allocations won't overwrite it.
-	 * Do it after early param, so we could get (unlikely) panic from
-	 * serial.
-	 *
-	 * After this point everything still needed from the boot loader or
-	 * firmware or kernel text should be early reserved or marked not
-	 * RAM in e820. All other memory is free game.
-	 */
-	early_reserve_memory();
-
 #ifdef CONFIG_MEMORY_HOTPLUG
 	/*
 	 * Memory used by the kernel cannot be hot-removed because Linux

index b2eefdefc108..84a2c8c4af73 100644
@@ -710,7 +710,8 @@ page_fault_oops(struct pt_regs *regs, unsigned long error_code,
 
 static noinline void
 kernelmode_fixup_or_oops(struct pt_regs *regs, unsigned long error_code,
-			 unsigned long address, int signal, int si_code)
+			 unsigned long address, int signal, int si_code,
+			 u32 pkey)
 {
 	WARN_ON_ONCE(user_mode(regs));
 

@@ -735,8 +736,12 @@ kernelmode_fixup_or_oops(struct pt_regs *regs, unsigned long error_code,
 
 			set_signal_archinfo(address, error_code);
 
-			/* XXX: hwpoison faults will set the wrong code. */
-			force_sig_fault(signal, si_code, (void __user *)address);
+			if (si_code == SEGV_PKUERR) {
+				force_sig_pkuerr((void __user *)address, pkey);
+			} else {
+				/* XXX: hwpoison faults will set the wrong code. */
+				force_sig_fault(signal, si_code, (void __user *)address);
+			}
 		}
 
 		/*

@@ -798,7 +803,8 @@ __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code,
 	struct task_struct *tsk = current;
 
 	if (!user_mode(regs)) {
-		kernelmode_fixup_or_oops(regs, error_code, address, pkey, si_code);
+		kernelmode_fixup_or_oops(regs, error_code, address,
+					 SIGSEGV, si_code, pkey);
 		return;
 	}
 

@@ -930,7 +936,8 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
 {
 	/* Kernel mode? Handle exceptions or die: */
 	if (!user_mode(regs)) {
-		kernelmode_fixup_or_oops(regs, error_code, address, SIGBUS, BUS_ADRERR);
+		kernelmode_fixup_or_oops(regs, error_code, address,
+					 SIGBUS, BUS_ADRERR, ARCH_DEFAULT_PKEY);
 		return;
 	}
 

@@ -1396,7 +1403,8 @@ void do_user_addr_fault(struct pt_regs *regs,
 		 */
 		if (!user_mode(regs))
 			kernelmode_fixup_or_oops(regs, error_code, address,
-						 SIGBUS, BUS_ADRERR);
+						 SIGBUS, BUS_ADRERR,
+						 ARCH_DEFAULT_PKEY);
 		return;
 	}
 

@@ -1416,7 +1424,8 @@ void do_user_addr_fault(struct pt_regs *regs,
 		return;
 
 	if (fatal_signal_pending(current) && !user_mode(regs)) {
-		kernelmode_fixup_or_oops(regs, error_code, address, 0, 0);
+		kernelmode_fixup_or_oops(regs, error_code, address,
+					 0, 0, ARCH_DEFAULT_PKEY);
 		return;
 	}
 

@@ -1424,7 +1433,8 @@ void do_user_addr_fault(struct pt_regs *regs,
 		/* Kernel mode? Handle exceptions or die: */
 		if (!user_mode(regs)) {
 			kernelmode_fixup_or_oops(regs, error_code, address,
-						 SIGSEGV, SEGV_MAPERR);
+						 SIGSEGV, SEGV_MAPERR,
+						 ARCH_DEFAULT_PKEY);
 			return;
 		}
 

index 475d9c71b171..d8aaccc9a246 100644
@@ -756,8 +756,8 @@ static void xen_write_idt_entry(gate_desc *dt, int entrynum, const gate_desc *g)
 	preempt_enable();
 }
 
-static void xen_convert_trap_info(const struct desc_ptr *desc,
-				  struct trap_info *traps)
+static unsigned xen_convert_trap_info(const struct desc_ptr *desc,
+				      struct trap_info *traps, bool full)
 {
 	unsigned in, out, count;
 

@@ -767,17 +767,18 @@ static void xen_convert_trap_info(const struct desc_ptr *desc,
 	for (in = out = 0; in < count; in++) {
 		gate_desc *entry = (gate_desc *)(desc->address) + in;
 
-		if (cvt_gate_to_trap(in, entry, &traps[out]))
+		if (cvt_gate_to_trap(in, entry, &traps[out]) || full)
 			out++;
 	}
-	traps[out].address = 0;
+
+	return out;
 }
 
 void xen_copy_trap_info(struct trap_info *traps)
 {
 	const struct desc_ptr *desc = this_cpu_ptr(&idt_desc);
 
-	xen_convert_trap_info(desc, traps);
+	xen_convert_trap_info(desc, traps, true);
 }
 
 /* Load a new IDT into Xen.  In principle this can be per-CPU, so we

@@ -787,6 +788,7 @@ static void xen_load_idt(const struct desc_ptr *desc)
 {
 	static DEFINE_SPINLOCK(lock);
 	static struct trap_info traps[257];
+	unsigned out;
 
 	trace_xen_cpu_load_idt(desc);
 

@@ -794,7 +796,8 @@ static void xen_load_idt(const struct desc_ptr *desc)
 
 	memcpy(this_cpu_ptr(&idt_desc), desc, sizeof(idt_desc));
 
-	xen_convert_trap_info(desc, traps);
+	out = xen_convert_trap_info(desc, traps, false);
+	memset(&traps[out], 0, sizeof(traps[0]));
 
 	xen_mc_flush();
 	if (HYPERVISOR_set_trap_table(traps))

index 26446f97deee..28e11decbac5 100644
@@ -1385,10 +1385,14 @@ int blkcg_activate_policy(struct request_queue *q,
 	/* alloc failed, nothing's initialized yet, free everything */
 	spin_lock_irq(&q->queue_lock);
 	list_for_each_entry(blkg, &q->blkg_list, q_node) {
+		struct blkcg *blkcg = blkg->blkcg;
+
+		spin_lock(&blkcg->lock);
 		if (blkg->pd[pol->plid]) {
 			pol->pd_free_fn(blkg->pd[pol->plid]);
 			blkg->pd[pol->plid] = NULL;
 		}
+		spin_unlock(&blkcg->lock);
 	}
 	spin_unlock_irq(&q->queue_lock);
 	ret = -ENOMEM;

@@ -1420,12 +1424,16 @@ void blkcg_deactivate_policy(struct request_queue *q,
 	__clear_bit(pol->plid, q->blkcg_pols);
 
 	list_for_each_entry(blkg, &q->blkg_list, q_node) {
+		struct blkcg *blkcg = blkg->blkcg;
+
+		spin_lock(&blkcg->lock);
 		if (blkg->pd[pol->plid]) {
 			if (pol->pd_offline_fn)
 				pol->pd_offline_fn(blkg->pd[pol->plid]);
 			pol->pd_free_fn(blkg->pd[pol->plid]);
 			blkg->pd[pol->plid] = NULL;
 		}
+		spin_unlock(&blkcg->lock);
 	}
 
 	spin_unlock_irq(&q->queue_lock);

index 410da060d1f5..9e83159f5a52 100644
@@ -426,8 +426,15 @@ EXPORT_SYMBOL(blk_integrity_register);
  */
 void blk_integrity_unregister(struct gendisk *disk)
 {
+	struct blk_integrity *bi = &disk->queue->integrity;
+
+	if (!bi->profile)
+		return;
+
+	/* ensure all bios are off the integrity workqueue */
+	blk_flush_integrity();
 	blk_queue_flag_clear(QUEUE_FLAG_STABLE_WRITES, disk->queue);
-	memset(&disk->queue->integrity, 0, sizeof(struct blk_integrity));
+	memset(bi, 0, sizeof(*bi));
 }
 EXPORT_SYMBOL(blk_integrity_unregister);
 

index 86f87346232a..ff5caeb82542 100644
@@ -208,7 +208,7 @@ static struct request *blk_mq_find_and_get_req(struct blk_mq_tags *tags,
 
 	spin_lock_irqsave(&tags->lock, flags);
 	rq = tags->rqs[bitnr];
-	if (!rq || !refcount_inc_not_zero(&rq->ref))
+	if (!rq || rq->tag != bitnr || !refcount_inc_not_zero(&rq->ref))
 		rq = NULL;
 	spin_unlock_irqrestore(&tags->lock, flags);
 	return rq;

131 lines not on this page · raw message

index 810c0b84d3f8..402c4d4362a8 100644
@@ -378,6 +378,8 @@ struct binder_ref {
  *                        binder transactions
  *                        (protected by @inner_lock)
  * @sync_recv:            process received sync transactions since last frozen
+ *                        bit 0: received sync transaction after being frozen
+ *                        bit 1: new pending sync transaction during freezing
  *                        (protected by @inner_lock)
  * @async_recv:           process received async transactions since last frozen
  *                        (protected by @inner_lock)

index d1f1a8240120..bdb50a06c82a 100644
@@ -1113,6 +1113,9 @@ int device_create_managed_software_node(struct device *dev,
 	to_swnode(fwnode)->managed = true;
 	set_secondary_fwnode(dev, fwnode);
 
+	if (device_is_registered(dev))
+		software_node_notify(dev, KOBJ_ADD);
+
 	return 0;
 }
 EXPORT_SYMBOL_GPL(device_create_managed_software_node);

index df77b6bf5c64..763cea8418f8 100644
@@ -3090,6 +3090,7 @@ static int compat_insnlist(struct file *file, unsigned long arg)
 	mutex_lock(&dev->mutex);
 	rc = do_insnlist_ioctl(dev, insns, insnlist32.n_insns, file);
 	mutex_unlock(&dev->mutex);
+	kfree(insns);
 	return rc;
 }
 

index bb4549959b11..e7cd3882bda4 100644
@@ -3251,11 +3251,15 @@ static int __init intel_pstate_init(void)
 	if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
 		return -ENODEV;
 
-	if (no_load)
-		return -ENODEV;
-
 	id = x86_match_cpu(hwp_support_ids);
 	if (id) {
+		bool hwp_forced = intel_pstate_hwp_is_enabled();
+
+		if (hwp_forced)
+			pr_info("HWP enabled by BIOS\n");
+		else if (no_load)
+			return -ENODEV;
+
 		copy_cpu_funcs(&core_funcs);
 		/*
 		 * Avoid enabling HWP for processors without EPP support,

@@ -3265,8 +3269,7 @@ static int __init intel_pstate_init(void)
 		 * If HWP is enabled already, though, there is no choice but to
 		 * deal with it.
 		 */
-		if ((!no_hwp && boot_cpu_has(X86_FEATURE_HWP_EPP)) ||
-		    intel_pstate_hwp_is_enabled()) {
+		if ((!no_hwp && boot_cpu_has(X86_FEATURE_HWP_EPP)) || hwp_forced) {
 			hwp_active++;
 			hwp_mode_bdw = id->driver_data;
 			intel_pstate.attr = hwp_cpufreq_attrs;

@@ -3278,7 +3281,11 @@ static int __init intel_pstate_init(void)
 
 			goto hwp_cpu_matched;
 		}
+		pr_info("HWP not enabled\n");
 	} else {
+		if (no_load)
+			return -ENODEV;
+
 		id = x86_match_cpu(intel_pstate_cpu_ids);
 		if (!id) {
 			pr_info("CPU model not supported\n");

@@ -3357,10 +3364,9 @@ static int __init intel_pstate_setup(char *str)
 	else if (!strcmp(str, "passive"))
 		default_driver = &intel_cpufreq;
 
-	if (!strcmp(str, "no_hwp")) {
-		pr_info("HWP disabled\n");
+	if (!strcmp(str, "no_hwp"))
 		no_hwp = 1;
-	}
+
 	if (!strcmp(str, "force"))
 		force_load = 1;
 	if (!strcmp(str, "hwp_only"))

index fc1153ab1ebb..b8a7d9594afd 100644
@@ -464,7 +464,7 @@ static void dmc520_init_csrow(struct mem_ctl_info *mci)
 			dimm->grain	= pvt->mem_width_in_bytes;
 			dimm->dtype	= dt;
 			dimm->mtype	= mt;
-			dimm->edac_mode	= EDAC_FLAG_SECDED;
+			dimm->edac_mode	= EDAC_SECDED;
 			dimm->nr_pages	= pages_per_rank / csi->nr_channels;
 		}
 	}

index 7e7146b22c16..7d08627e738b 100644
@@ -782,7 +782,7 @@ static void init_csrows(struct mem_ctl_info *mci)
 
 		for (j = 0; j < csi->nr_channels; j++) {
 			dimm		= csi->channels[j]->dimm;
-			dimm->edac_mode	= EDAC_FLAG_SECDED;
+			dimm->edac_mode	= EDAC_SECDED;
 			dimm->mtype	= p_data->get_mtype(priv->baseaddr);
 			dimm->nr_pages	= (size >> PAGE_SHIFT) / csi->nr_channels;
 			dimm->grain	= SYNPS_EDAC_ERR_GRAIN;

index 1afb41aa20d7..ea2ec3c6815c 100644
@@ -225,8 +225,10 @@ static int machxo2_write_init(struct fpga_manager *mgr,
 		goto fail;
 
 	get_status(spi, &status);
-	if (test_bit(FAIL, &status))
+	if (test_bit(FAIL, &status)) {
+		ret = -EINVAL;
 		goto fail;
+	}
 	dump_status_reg(&status);
 
 	spi_message_init(&msg);

@@ -313,6 +315,7 @@ static int machxo2_write_complete(struct fpga_manager *mgr,
 	dump_status_reg(&status);
 	if (!test_bit(DONE, &status)) {
 		machxo2_cleanup(mgr);
+		ret = -EINVAL;
 		goto fail;
 	}
 

@@ -335,6 +338,7 @@ static int machxo2_write_complete(struct fpga_manager *mgr,
 			break;
 		if (++refreshloop == MACHXO2_MAX_REFRESH_LOOP) {
 			machxo2_cleanup(mgr);
+			ret = -EINVAL;
 			goto fail;
 		}
 	} while (1);

index f99f3c10bed0..39dca147d587 100644
@@ -184,7 +184,7 @@ static void uniphier_gpio_irq_mask(struct irq_data *data)
 
 	uniphier_gpio_reg_update(priv, UNIPHIER_GPIO_IRQ_EN, mask, 0);
 
-	return irq_chip_mask_parent(data);
+	irq_chip_mask_parent(data);
 }
 
 static void uniphier_gpio_irq_unmask(struct irq_data *data)

@@ -194,7 +194,7 @@ static void uniphier_gpio_irq_unmask(struct irq_data *data)
 
 	uniphier_gpio_reg_update(priv, UNIPHIER_GPIO_IRQ_EN, mask, mask);
 
-	return irq_chip_unmask_parent(data);
+	irq_chip_unmask_parent(data);
 }
 
 static int uniphier_gpio_irq_set_type(struct irq_data *data, unsigned int type)

index 411525ac4cc4..47712b6903b5 100644
@@ -313,9 +313,11 @@ static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip,
 
 	ret = gpio_set_debounce_timeout(desc, agpio->debounce_timeout);
 	if (ret)
-		gpiochip_free_own_desc(desc);
+		dev_warn(chip->parent,
+			 "Failed to set debounce-timeout for pin 0x%04X, err %d\n",
+			 pin, ret);
 
-	return ret ? ERR_PTR(ret) : desc;
+	return desc;
 }
 
 static bool acpi_gpio_in_ignore_list(const char *controller_in, int pin_in)

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index 3426743ed228..b38a84a27438 100644
@@ -206,6 +206,7 @@ struct kfd_device_info {
 	bool supports_cwsr;
 	bool needs_iommu_device;
 	bool needs_pci_atomics;
+	uint32_t no_atomic_fw_version;
 	unsigned int num_sdma_engines;
 	unsigned int num_xgmi_sdma_engines;
 	unsigned int num_sdma_queues_per_engine;

248 lines not on this page · raw message

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index a6d0fd24fd02..83ef72a3ebf4 100644
@@ -1849,9 +1849,13 @@ bool perform_link_training_with_retries(
 		dp_disable_link_phy(link, signal);
 
 		/* Abort link training if failure due to sink being unplugged. */
-		if (status == LINK_TRAINING_ABORT)
-			break;
-		else if (do_fallback) {
+		if (status == LINK_TRAINING_ABORT) {
+			enum dc_connection_type type = dc_connection_none;
+
+			dc_link_detect_sink(link, &type);
+			if (type == dc_connection_none)
+				break;
+		} else if (do_fallback) {
 			decide_fallback_link_setting(*link_setting, &current_setting, status);
 			/* Fail link training if reduced link bandwidth no longer meets
 			 * stream requirements.

index 15c0b8af376f..6e8fe1242752 100644
@@ -6870,6 +6870,8 @@ static int si_dpm_enable(struct amdgpu_device *adev)
 	si_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
 	si_thermal_start_thermal_controller(adev);
 
+	ni_update_current_ps(adev, boot_ps);
+
 	return 0;
 }
 

index cb38b1a17b09..82cbb29a05aa 100644
@@ -383,7 +383,8 @@ int ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
 	else
 		gfp_flags |= GFP_HIGHUSER;
 
-	for (order = min(MAX_ORDER - 1UL, __fls(num_pages)); num_pages;
+	for (order = min_t(unsigned int, MAX_ORDER - 1, __fls(num_pages));
+	     num_pages;
 	     order = min_t(unsigned int, order, __fls(num_pages))) {
 		bool apply_caching = false;
 		struct ttm_pool_type *pt;

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index 7557ab551295..53e0fb0562c1 100644
@@ -359,16 +359,16 @@ static void armada_370_xp_ipi_send_mask(struct irq_data *d,
 		ARMADA_370_XP_SW_TRIG_INT_OFFS);
 }
 
-static void armada_370_xp_ipi_eoi(struct irq_data *d)
+static void armada_370_xp_ipi_ack(struct irq_data *d)
 {
 	writel(~BIT(d->hwirq), per_cpu_int_base + ARMADA_370_XP_IN_DRBEL_CAUSE_OFFS);
 }
 
 static struct irq_chip ipi_irqchip = {
 	.name		= "IPI",
+	.irq_ack	= armada_370_xp_ipi_ack,
 	.irq_mask	= armada_370_xp_ipi_mask,
 	.irq_unmask	= armada_370_xp_ipi_unmask,
-	.irq_eoi	= armada_370_xp_ipi_eoi,
 	.ipi_send_mask	= armada_370_xp_ipi_send_mask,
 };
 

index ba39668c3e08..51584f4cccf4 100644
@@ -4501,7 +4501,7 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq
 
 	if (err) {
 		if (i > 0)
-			its_vpe_irq_domain_free(domain, virq, i - 1);
+			its_vpe_irq_domain_free(domain, virq, i);
 
 		its_lpi_free(bitmap, base, nr_ids);
 		its_free_prop_table(vprop_page);

index 38fbb3b59873..38cc8340e817 100644
@@ -277,8 +277,8 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier)
 
 	bus_nr = ida_simple_get(&mcb_ida, 0, 0, GFP_KERNEL);
 	if (bus_nr < 0) {
-		rc = bus_nr;
-		goto err_free;
+		kfree(bus);
+		return ERR_PTR(bus_nr);
 	}
 
 	bus->bus_nr = bus_nr;

@@ -293,12 +293,12 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier)
 	dev_set_name(&bus->dev, "mcb:%d", bus_nr);
 	rc = device_add(&bus->dev);
 	if (rc)
-		goto err_free;
+		goto err_put;
 
 	return bus;
-err_free:
-	put_device(carrier);
-	kfree(bus);
+
+err_put:
+	put_device(&bus->dev);
 	return ERR_PTR(rc);
 }
 EXPORT_SYMBOL_NS_GPL(mcb_alloc_bus, MCB);

index ae8fe54ea358..6c0c3d0d905a 100644
@@ -5700,10 +5700,6 @@ static int md_alloc(dev_t dev, char *name)
 	disk->flags |= GENHD_FL_EXT_DEVT;
 	disk->events |= DISK_EVENT_MEDIA_CHANGE;
 	mddev->gendisk = disk;
-	/* As soon as we call add_disk(), another thread could get
-	 * through to md_open, so make sure it doesn't get too far
-	 */
-	mutex_lock(&mddev->open_mutex);
 	add_disk(disk);
 
 	error = kobject_add(&mddev->kobj, &disk_to_dev(disk)->kobj, "%s", "md");

@@ -5718,7 +5714,6 @@ static int md_alloc(dev_t dev, char *name)
 	if (mddev->kobj.sd &&
 	    sysfs_create_group(&mddev->kobj, &md_bitmap_group))
 		pr_debug("pointless warning\n");
-	mutex_unlock(&mddev->open_mutex);
  abort:
 	mutex_unlock(&disks_mutex);
 	if (!error && mddev->kobj.sd) {

index dae9eeed84a2..89edc936b544 100644
@@ -267,13 +267,13 @@ int bcm_vk_tty_init(struct bcm_vk *vk, char *name)
 		struct device *tty_dev;
 
 		tty_port_init(&vk->tty[i].port);
-		tty_dev = tty_port_register_device(&vk->tty[i].port, tty_drv,
-						   i, dev);
+		tty_dev = tty_port_register_device_attr(&vk->tty[i].port,
+							tty_drv, i, dev, vk,
+							NULL);
 		if (IS_ERR(tty_dev)) {
 			err = PTR_ERR(tty_dev);
 			goto unwind;
 		}
-		dev_set_drvdata(tty_dev, vk);
 		vk->tty[i].is_opened = false;
 	}
 

index 2e1befbd1ad9..693981891870 100644
@@ -1090,7 +1090,7 @@ static int genwqe_pci_setup(struct genwqe_dev *cd)
 
 	/* check for 64-bit DMA address supported (DAC) */
 	/* check for 32-bit DMA address supported (SAC) */
-	if (dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(64)) ||
+	if (dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(64)) &&
 	    dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(32))) {
 		dev_err(&pci_dev->dev,
 			"err: neither DMA32 nor DMA64 supported\n");

index 111a6d5985da..1c122a1f2f97 100644
@@ -3012,7 +3012,7 @@ static void mv88e6xxx_teardown(struct dsa_switch *ds)
 {
 	mv88e6xxx_teardown_devlink_params(ds);
 	dsa_devlink_resources_unregister(ds);
-	mv88e6xxx_teardown_devlink_regions(ds);
+	mv88e6xxx_teardown_devlink_regions_global(ds);
 }
 
 static int mv88e6xxx_setup(struct dsa_switch *ds)

@@ -3147,7 +3147,7 @@ static int mv88e6xxx_setup(struct dsa_switch *ds)
 	if (err)
 		goto out_resources;
 
-	err = mv88e6xxx_setup_devlink_regions(ds);
+	err = mv88e6xxx_setup_devlink_regions_global(ds);
 	if (err)
 		goto out_params;
 

@@ -3161,6 +3161,16 @@ static int mv88e6xxx_setup(struct dsa_switch *ds)
 	return err;
 }
 
+static int mv88e6xxx_port_setup(struct dsa_switch *ds, int port)
+{
+	return mv88e6xxx_setup_devlink_regions_port(ds, port);
+}
+
+static void mv88e6xxx_port_teardown(struct dsa_switch *ds, int port)
+{
+	mv88e6xxx_teardown_devlink_regions_port(ds, port);
+}
+
 /* prod_id for switch families which do not have a PHY model number */
 static const u16 family_prod_id_table[] = {
 	[MV88E6XXX_FAMILY_6341] = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,

@@ -6055,6 +6065,8 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
 	.change_tag_protocol	= mv88e6xxx_change_tag_protocol,
 	.setup			= mv88e6xxx_setup,
 	.teardown		= mv88e6xxx_teardown,
+	.port_setup		= mv88e6xxx_port_setup,
+	.port_teardown		= mv88e6xxx_port_teardown,
 	.phylink_validate	= mv88e6xxx_validate,
 	.phylink_mac_link_state	= mv88e6xxx_serdes_pcs_get_state,
 	.phylink_mac_config	= mv88e6xxx_mac_config,

105 lines not on this page · raw message

index 3d72db3dcf95..65ce6a6858b9 100644
@@ -12,8 +12,10 @@ int mv88e6xxx_devlink_param_get(struct dsa_switch *ds, u32 id,
 				struct devlink_param_gset_ctx *ctx);
 int mv88e6xxx_devlink_param_set(struct dsa_switch *ds, u32 id,
 				struct devlink_param_gset_ctx *ctx);
-int mv88e6xxx_setup_devlink_regions(struct dsa_switch *ds);
-void mv88e6xxx_teardown_devlink_regions(struct dsa_switch *ds);
+int mv88e6xxx_setup_devlink_regions_global(struct dsa_switch *ds);
+void mv88e6xxx_teardown_devlink_regions_global(struct dsa_switch *ds);
+int mv88e6xxx_setup_devlink_regions_port(struct dsa_switch *ds, int port);
+void mv88e6xxx_teardown_devlink_regions_port(struct dsa_switch *ds, int port);
 
 int mv88e6xxx_devlink_info_get(struct dsa_switch *ds,
 			       struct devlink_info_req *req,

index 8e49d4f85d48..6bf46d76c028 100644
@@ -368,7 +368,7 @@ int realtek_smi_setup_mdio(struct realtek_smi *smi)
 	smi->slave_mii_bus->parent = smi->dev;
 	smi->ds->slave_mii_bus = smi->slave_mii_bus;
 
-	ret = of_mdiobus_register(smi->slave_mii_bus, mdio_np);
+	ret = devm_of_mdiobus_register(smi->dev, smi->slave_mii_bus, mdio_np);
 	if (ret) {
 		dev_err(smi->dev, "unable to register MDIO bus %s\n",
 			smi->slave_mii_bus->id);

index f26d03735619..5b996330f228 100644
@@ -419,13 +419,13 @@ static int atl_resume_common(struct device *dev, bool deep)
 	if (deep) {
 		/* Reinitialize Nic/Vecs objects */
 		aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol);
+	}
 
+	if (netif_running(nic->ndev)) {
 		ret = aq_nic_init(nic);
 		if (ret)
 			goto err_exit;
-	}
 
-	if (netif_running(nic->ndev)) {
 		ret = aq_nic_start(nic);
 		if (ret)
 			goto err_exit;

index 85fa0ab7201c..9513cfb5ba58 100644
@@ -129,6 +129,8 @@ static int bgmac_probe(struct bcma_device *core)
 	bcma_set_drvdata(core, bgmac);
 
 	err = of_get_mac_address(bgmac->dev->of_node, bgmac->net_dev->dev_addr);
+	if (err == -EPROBE_DEFER)
+		return err;
 
 	/* If no MAC address assigned via device tree, check SPROM */
 	if (err) {

index fdbf47446a99..f20b57b8cd70 100644
@@ -385,7 +385,7 @@ static bool bnxt_txr_netif_try_stop_queue(struct bnxt *bp,
 	 * netif_tx_queue_stopped().
 	 */
 	smp_mb();
-	if (bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh) {
+	if (bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh) {
 		netif_tx_wake_queue(txq);
 		return false;
 	}

@@ -758,7 +758,7 @@ static void bnxt_tx_int(struct bnxt *bp, struct bnxt_napi *bnapi, int nr_pkts)
 	smp_mb();
 
 	if (unlikely(netif_tx_queue_stopped(txq)) &&
-	    bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh &&
+	    bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh &&
 	    READ_ONCE(txr->dev_state) != BNXT_DEV_STATE_CLOSING)
 		netif_tx_wake_queue(txq);
 }

@@ -2375,7 +2375,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
 		if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) {
 			tx_pkts++;
 			/* return full budget so NAPI will complete. */
-			if (unlikely(tx_pkts > bp->tx_wake_thresh)) {
+			if (unlikely(tx_pkts >= bp->tx_wake_thresh)) {
 				rx_pkts = budget;
 				raw_cons = NEXT_RAW_CMP(raw_cons);
 				if (budget)

@@ -3531,7 +3531,7 @@ static int bnxt_init_tx_rings(struct bnxt *bp)
 	u16 i;
 
 	bp->tx_wake_thresh = max_t(int, bp->tx_ring_size / 2,
-				   MAX_SKB_FRAGS + 1);
+				   BNXT_MIN_TX_DESC_CNT);
 
 	for (i = 0; i < bp->tx_nr_rings; i++) {
 		struct bnxt_tx_ring_info *txr = &bp->tx_ring[i];

index ba4e0fc38520..d4dca4508d26 100644
@@ -615,6 +615,11 @@ struct nqe_cn {
 #define BNXT_MAX_RX_JUM_DESC_CNT	(RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
 #define BNXT_MAX_TX_DESC_CNT		(TX_DESC_CNT * MAX_TX_PAGES - 1)
 
+/* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1.  We need one extra
+ * BD because the first TX BD is always a long BD.
+ */
+#define BNXT_MIN_TX_DESC_CNT		(MAX_SKB_FRAGS + 2)
+
 #define RX_RING(x)	(((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 #define RX_IDX(x)	((x) & (RX_DESC_CNT - 1))
 

index 786ca51e669b..3a8c28463592 100644
@@ -784,7 +784,7 @@ static int bnxt_set_ringparam(struct net_device *dev,
 
 	if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) ||
 	    (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) ||
-	    (ering->tx_pending <= MAX_SKB_FRAGS))
+	    (ering->tx_pending < BNXT_MIN_TX_DESC_CNT))
 		return -EINVAL;
 
 	if (netif_running(dev))

index 8b7b59908a1a..f66d22de5168 100644
@@ -111,9 +111,9 @@ static void macb_remove(struct pci_dev *pdev)
 	struct platform_device *plat_dev = pci_get_drvdata(pdev);
 	struct macb_platform_data *plat_data = dev_get_platdata(&plat_dev->dev);
 
-	platform_device_unregister(plat_dev);
 	clk_unregister(plat_data->pclk);
 	clk_unregister(plat_data->hclk);
+	platform_device_unregister(plat_dev);
 }
 
 static const struct pci_device_id dev_id_table[] = {

index 3ca93adb9662..042327b9981f 100644
@@ -419,7 +419,7 @@ static void enetc_rx_dim_work(struct work_struct *w)
 
 static void enetc_rx_net_dim(struct enetc_int_vector *v)
 {
-	struct dim_sample dim_sample;
+	struct dim_sample dim_sample = {};
 
 	v->comp_cnt++;
 

@@ -1879,7 +1879,6 @@ static void enetc_clear_bdrs(struct enetc_ndev_priv *priv)
 static int enetc_setup_irqs(struct enetc_ndev_priv *priv)
 {
 	struct pci_dev *pdev = priv->si->pdev;
-	cpumask_t cpu_mask;
 	int i, j, err;
 
 	for (i = 0; i < priv->bdr_int_num; i++) {

@@ -1908,9 +1907,7 @@ static int enetc_setup_irqs(struct enetc_ndev_priv *priv)
 
 			enetc_wr(hw, ENETC_SIMSITRV(idx), entry);
 		}
-		cpumask_clear(&cpu_mask);
-		cpumask_set_cpu(i % num_online_cpus(), &cpu_mask);
-		irq_set_affinity_hint(irq, &cpu_mask);
+		irq_set_affinity_hint(irq, get_cpu_mask(i % num_online_cpus()));
 	}
 
 	return 0;

index ec9a7f8bc3fe..2eeafd61a07e 100644
@@ -1878,12 +1878,12 @@ static void hclge_handle_over_8bd_err(struct hclge_dev *hdev,
 		return;
 	}
 
-	dev_err(dev, "PPU_PF_ABNORMAL_INT_ST over_8bd_no_fe found, vf_id(%u), queue_id(%u)\n",
+	dev_err(dev, "PPU_PF_ABNORMAL_INT_ST over_8bd_no_fe found, vport(%u), queue_id(%u)\n",
 		vf_id, q_id);
 
 	if (vf_id) {
 		if (vf_id >= hdev->num_alloc_vport) {
-			dev_err(dev, "invalid vf id(%u)\n", vf_id);
+			dev_err(dev, "invalid vport(%u)\n", vf_id);
 			return;
 		}
 

@@ -1896,8 +1896,8 @@ static void hclge_handle_over_8bd_err(struct hclge_dev *hdev,
 
 		ret = hclge_inform_reset_assert_to_vf(&hdev->vport[vf_id]);
 		if (ret)
-			dev_err(dev, "inform reset to vf(%u) failed %d!\n",
-				hdev->vport->vport_id, ret);
+			dev_err(dev, "inform reset to vport(%u) failed %d!\n",
+				vf_id, ret);
 	} else {
 		set_bit(HNAE3_FUNC_RESET, reset_requests);
 	}

160 lines not on this page · raw message

index 0dbed35645ed..c1a4b79a7050 100644
@@ -564,7 +564,7 @@ static int hclge_reset_vf(struct hclge_vport *vport)
 	struct hclge_dev *hdev = vport->back;
 
 	dev_warn(&hdev->pdev->dev, "PF received VF reset request from VF %u!",
-		 vport->vport_id);
+		 vport->vport_id - HCLGE_VF_VPORT_START_NUM);
 
 	return hclge_func_reset_cmd(hdev, vport->vport_id);
 }

@@ -588,9 +588,17 @@ static void hclge_get_queue_id_in_pf(struct hclge_vport *vport,
 				     struct hclge_mbx_vf_to_pf_cmd *mbx_req,
 				     struct hclge_respond_to_vf_msg *resp_msg)
 {
+	struct hnae3_handle *handle = &vport->nic;
+	struct hclge_dev *hdev = vport->back;
 	u16 queue_id, qid_in_pf;
 
 	memcpy(&queue_id, mbx_req->msg.data, sizeof(queue_id));
+	if (queue_id >= handle->kinfo.num_tqps) {
+		dev_err(&hdev->pdev->dev, "Invalid queue id(%u) from VF %u\n",
+			queue_id, mbx_req->mbx_src_vfid);
+		return;
+	}
+
 	qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id);
 	memcpy(resp_msg->data, &qid_in_pf, sizeof(qid_in_pf));
 	resp_msg->len = sizeof(qid_in_pf);

index 78d5bf1ea561..44618cc4cca1 100644
@@ -581,7 +581,7 @@ int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate)
 		ret = hclge_cmd_send(&hdev->hw, &desc, 1);
 		if (ret) {
 			dev_err(&hdev->pdev->dev,
-				"vf%u, qs%u failed to set tx_rate:%d, ret=%d\n",
+				"vport%u, qs%u failed to set tx_rate:%d, ret=%d\n",
 				vport->vport_id, shap_cfg_cmd->qs_id,
 				max_tx_rate, ret);
 			return ret;

74 lines not on this page · raw message

index fc8c7cd67471..8b12a5ab3818 100644
@@ -1155,7 +1155,7 @@ struct net_device * __init i82596_probe(int unit)
 			err = -ENODEV;
 			goto out;
 		}
-		memcpy(eth_addr, (void *) 0xfffc1f2c, ETH_ALEN);	/* YUCK! Get addr from NOVRAM */
+		memcpy(eth_addr, absolute_pointer(0xfffc1f2c), ETH_ALEN); /* YUCK! Get addr from NOVRAM */
 		dev->base_addr = MVME_I596_BASE;
 		dev->irq = (unsigned) MVME16x_IRQ_I596;
 		goto found;

index b5f68f66d42a..7bb1f20002b5 100644
@@ -186,6 +186,9 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
 	int hash;
 	int i;
 
+	if (rhashtable_lookup(&eth->flow_table, &f->cookie, mtk_flow_ht_params))
+		return -EEXIST;
+
 	if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_META)) {
 		struct flow_match_meta match;
 

index 5d0c9c62382d..1e672bc36c4d 100644
@@ -372,6 +372,9 @@ mlx4_en_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb,
 	int nhoff = skb_network_offset(skb);
 	int ret = 0;
 
+	if (skb->encapsulation)
+		return -EPROTONOSUPPORT;
+
 	if (skb->protocol != htons(ETH_P_IP))
 		return -EPROTONOSUPPORT;
 

index 2948d731a1c1..512dff955166 100644
@@ -1260,14 +1260,19 @@ static u32 ocelot_get_bond_mask(struct ocelot *ocelot, struct net_device *bond,
 	return mask;
 }
 
-static u32 ocelot_get_bridge_fwd_mask(struct ocelot *ocelot,
+static u32 ocelot_get_bridge_fwd_mask(struct ocelot *ocelot, int src_port,
 				      struct net_device *bridge)
 {
+	struct ocelot_port *ocelot_port = ocelot->ports[src_port];
 	u32 mask = 0;
 	int port;
 
+	if (!ocelot_port || ocelot_port->bridge != bridge ||
+	    ocelot_port->stp_state != BR_STATE_FORWARDING)
+		return 0;
+
 	for (port = 0; port < ocelot->num_phys_ports; port++) {
-		struct ocelot_port *ocelot_port = ocelot->ports[port];
+		ocelot_port = ocelot->ports[port];
 
 		if (!ocelot_port)
 			continue;

@@ -1333,7 +1338,7 @@ void ocelot_apply_bridge_fwd_mask(struct ocelot *ocelot)
 			struct net_device *bridge = ocelot_port->bridge;
 			struct net_device *bond = ocelot_port->bond;
 
-			mask = ocelot_get_bridge_fwd_mask(ocelot, bridge);
+			mask = ocelot_get_bridge_fwd_mask(ocelot, port, bridge);
 			mask |= cpu_fwd_mask;
 			mask &= ~BIT(port);
 			if (bond) {

index a99861124630..68fbe536a1f3 100644
@@ -1297,6 +1297,14 @@ qed_iwarp_wait_cid_map_cleared(struct qed_hwfn *p_hwfn, struct qed_bmap *bmap)
 	prev_weight = weight;
 
 	while (weight) {
+		/* If the HW device is during recovery, all resources are
+		 * immediately reset without receiving a per-cid indication
+		 * from HW. In this case we don't expect the cid_map to be
+		 * cleared.
+		 */
+		if (p_hwfn->cdev->recov_in_prog)
+			return 0;
+
 		msleep(QED_IWARP_MAX_CID_CLEAN_TIME);
 
 		weight = bitmap_weight(bmap->bitmap, bmap->max_count);

index f16a157bb95a..cf5baa5e59bc 100644
@@ -77,6 +77,14 @@ void qed_roce_stop(struct qed_hwfn *p_hwfn)
 	 * Beyond the added delay we clear the bitmap anyway.
 	 */
 	while (bitmap_weight(rcid_map->bitmap, rcid_map->max_count)) {
+		/* If the HW device is during recovery, all resources are
+		 * immediately reset without receiving a per-cid indication
+		 * from HW. In this case we don't expect the cid bitmap to be
+		 * cleared.
+		 */
+		if (p_hwfn->cdev->recov_in_prog)
+			return;
+
 		msleep(100);
 		if (wait_count++ > 20) {
 			DP_NOTICE(p_hwfn, "cid bitmap wait timed out\n");

index 0dbd189c2721..2218bc3a624b 100644
@@ -309,7 +309,7 @@ static void stmmac_clk_csr_set(struct stmmac_priv *priv)
 			priv->clk_csr = STMMAC_CSR_100_150M;
 		else if ((clk_rate >= CSR_F_150M) && (clk_rate < CSR_F_250M))
 			priv->clk_csr = STMMAC_CSR_150_250M;
-		else if ((clk_rate >= CSR_F_250M) && (clk_rate < CSR_F_300M))
+		else if ((clk_rate >= CSR_F_250M) && (clk_rate <= CSR_F_300M))
 			priv->clk_csr = STMMAC_CSR_250_300M;
 	}
 

index 8fe8887d506a..6192244b304a 100644
@@ -68,9 +68,9 @@
 #define SIXP_DAMA_OFF		0
 
 /* default level 2 parameters */
-#define SIXP_TXDELAY			(HZ/4)	/* in 1 s */
+#define SIXP_TXDELAY			25	/* 250 ms */
 #define SIXP_PERSIST			50	/* in 256ths */
-#define SIXP_SLOTTIME			(HZ/10)	/* in 1 s */
+#define SIXP_SLOTTIME			10	/* 100 ms */
 #define SIXP_INIT_RESYNC_TIMEOUT	(3*HZ/2) /* in 1 s */
 #define SIXP_RESYNC_TIMEOUT		5*HZ	/* in 1 s */
 

index 42e5a681183f..0d3d9c3ee83c 100644
@@ -1604,6 +1604,32 @@ int phylink_ethtool_ksettings_set(struct phylink *pl,
 	if (config.an_enabled && phylink_is_empty_linkmode(config.advertising))
 		return -EINVAL;
 
+	/* If this link is with an SFP, ensure that changes to advertised modes
+	 * also cause the associated interface to be selected such that the
+	 * link can be configured correctly.
+	 */
+	if (pl->sfp_port && pl->sfp_bus) {
+		config.interface = sfp_select_interface(pl->sfp_bus,
+							config.advertising);
+		if (config.interface == PHY_INTERFACE_MODE_NA) {
+			phylink_err(pl,
+				    "selection of interface failed, advertisement %*pb\n",
+				    __ETHTOOL_LINK_MODE_MASK_NBITS,
+				    config.advertising);
+			return -EINVAL;
+		}
+
+		/* Revalidate with the selected interface */
+		linkmode_copy(support, pl->supported);
+		if (phylink_validate(pl, support, &config)) {
+			phylink_err(pl, "validation of %s/%s with support %*pb failed\n",
+				    phylink_an_mode_str(pl->cur_link_an_mode),
+				    phy_modes(config.interface),
+				    __ETHTOOL_LINK_MODE_MASK_NBITS, support);
+			return -EINVAL;
+		}
+	}
+
 	mutex_lock(&pl->state_mutex);
 	pl->link_config.speed = config.speed;
 	pl->link_config.duplex = config.duplex;

@@ -2183,7 +2209,9 @@ static int phylink_sfp_config(struct phylink *pl, u8 mode,
 	if (phy_interface_mode_is_8023z(iface) && pl->phydev)
 		return -EINVAL;
 
-	changed = !linkmode_equal(pl->supported, support);
+	changed = !linkmode_equal(pl->supported, support) ||
+		  !linkmode_equal(pl->link_config.advertising,
+				  config.advertising);
 	if (changed) {
 		linkmode_copy(pl->supported, support);
 		linkmode_copy(pl->link_config.advertising, config.advertising);

index 18e0ca85f653..3c7120ec7079 100644
@@ -2720,14 +2720,14 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface,
 
 	serial = kzalloc(sizeof(*serial), GFP_KERNEL);
 	if (!serial)
-		goto exit;
+		goto err_free_dev;
 
 	hso_dev->port_data.dev_serial = serial;
 	serial->parent = hso_dev;
 
 	if (hso_serial_common_create
 	    (serial, 1, CTRL_URB_RX_SIZE, CTRL_URB_TX_SIZE))
-		goto exit;
+		goto err_free_serial;
 
 	serial->tx_data_length--;
 	serial->write_data = hso_mux_serial_write_data;

@@ -2743,11 +2743,9 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface,
 	/* done, return it */
 	return hso_dev;
 
-exit:
-	if (serial) {
-		tty_unregister_device(tty_drv, serial->minor);
-		kfree(serial);
-	}
+err_free_serial:
+	kfree(serial);
+err_free_dev:
 	kfree(hso_dev);
 	return NULL;
 

index eee493685aad..fb96658bb91f 100644
@@ -435,6 +435,10 @@ static struct sk_buff *page_to_skb(struct virtnet_info *vi,
 
 		skb_reserve(skb, p - buf);
 		skb_put(skb, len);
+
+		page = (struct page *)page->private;
+		if (page)
+			give_pages(rq, page);
 		goto ok;
 	}
 

index 5a8df5a195cb..141635a35c28 100644
@@ -4756,12 +4756,12 @@ static void __net_exit vxlan_exit_batch_net(struct list_head *net_list)
 	LIST_HEAD(list);
 	unsigned int h;
 
-	rtnl_lock();
 	list_for_each_entry(net, net_list, exit_list) {
 		struct vxlan_net *vn = net_generic(net, vxlan_net_id);
 
 		unregister_nexthop_notifier(net, &vn->nexthop_notifier_block);
 	}
+	rtnl_lock();
 	list_for_each_entry(net, net_list, exit_list)
 		vxlan_destroy_tunnels(net, &list);
 

index 250d56f204c3..e62b1a0916d8 100644
@@ -278,6 +278,7 @@ static int st_nci_spi_remove(struct spi_device *dev)
 
 static struct spi_device_id st_nci_spi_id_table[] = {
 	{ST_NCI_SPI_DRIVER_NAME, 0},
+	{"st21nfcb-spi", 0},
 	{}
 };
 MODULE_DEVICE_TABLE(spi, st_nci_spi_id_table);

index 84e7cb9f1968..e2374319df61 100644
@@ -13,7 +13,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/backing-dev.h>
-#include <linux/list_sort.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/pr.h>

@@ -3688,15 +3687,6 @@ static int nvme_init_ns_head(struct nvme_ns *ns, unsigned nsid,
 	return ret;
 }
 
-static int ns_cmp(void *priv, const struct list_head *a,
-		const struct list_head *b)
-{
-	struct nvme_ns *nsa = container_of(a, struct nvme_ns, list);
-	struct nvme_ns *nsb = container_of(b, struct nvme_ns, list);
-
-	return nsa->head->ns_id - nsb->head->ns_id;
-}
-
 struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl, unsigned nsid)
 {
 	struct nvme_ns *ns, *ret = NULL;

@@ -3717,6 +3707,22 @@ struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl, unsigned nsid)
 }
 EXPORT_SYMBOL_NS_GPL(nvme_find_get_ns, NVME_TARGET_PASSTHRU);
 
+/*
+ * Add the namespace to the controller list while keeping the list ordered.
+ */
+static void nvme_ns_add_to_ctrl_list(struct nvme_ns *ns)
+{
+	struct nvme_ns *tmp;
+
+	list_for_each_entry_reverse(tmp, &ns->ctrl->namespaces, list) {
+		if (tmp->head->ns_id < ns->head->ns_id) {
+			list_add(&ns->list, &tmp->list);
+			return;
+		}
+	}
+	list_add(&ns->list, &ns->ctrl->namespaces);
+}
+
 static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid,
 		struct nvme_ns_ids *ids)
 {

@@ -3778,9 +3784,8 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid,
 	}
 
 	down_write(&ctrl->namespaces_rwsem);
-	list_add_tail(&ns->list, &ctrl->namespaces);
+	nvme_ns_add_to_ctrl_list(ns);
 	up_write(&ctrl->namespaces_rwsem);
-
 	nvme_get_ctrl(ctrl);
 
 	device_add_disk(ctrl->device, ns->disk, nvme_ns_id_attr_groups);

@@ -4059,10 +4064,6 @@ static void nvme_scan_work(struct work_struct *work)
 	if (nvme_scan_ns_list(ctrl) != 0)
 		nvme_scan_ns_sequential(ctrl);
 	mutex_unlock(&ctrl->scan_lock);
-
-	down_write(&ctrl->namespaces_rwsem);
-	list_sort(NULL, &ctrl->namespaces, ns_cmp);
-	up_write(&ctrl->namespaces_rwsem);
 }
 
 /*

index 3f32c5e86bfc..abc9bdfd48bd 100644
@@ -583,14 +583,17 @@ static int nvme_update_ana_state(struct nvme_ctrl *ctrl,
 
 	down_read(&ctrl->namespaces_rwsem);
 	list_for_each_entry(ns, &ctrl->namespaces, list) {
-		unsigned nsid = le32_to_cpu(desc->nsids[n]);
-
+		unsigned nsid;
+again:
+		nsid = le32_to_cpu(desc->nsids[n]);
 		if (ns->head->ns_id < nsid)
 			continue;
 		if (ns->head->ns_id == nsid)
 			nvme_update_ns_ana_state(desc, ns);
 		if (++n == nr_nsids)
 			break;
+		if (ns->head->ns_id > nsid)
+			goto again;
 	}
 	up_read(&ctrl->namespaces_rwsem);
 	return 0;

index a68704e39084..042c594bc57e 100644
@@ -656,8 +656,8 @@ static void nvme_rdma_free_queue(struct nvme_rdma_queue *queue)
 	if (!test_and_clear_bit(NVME_RDMA_Q_ALLOCATED, &queue->flags))
 		return;
 
-	nvme_rdma_destroy_queue_ib(queue);
 	rdma_destroy_id(queue->cm_id);
+	nvme_rdma_destroy_queue_ib(queue);
 	mutex_destroy(&queue->queue_lock);
 }
 

@@ -1815,14 +1815,10 @@ static int nvme_rdma_conn_established(struct nvme_rdma_queue *queue)
 	for (i = 0; i < queue->queue_size; i++) {
 		ret = nvme_rdma_post_recv(queue, &queue->rsp_ring[i]);
 		if (ret)
-			goto out_destroy_queue_ib;
+			return ret;
 	}
 
 	return 0;
-
-out_destroy_queue_ib:
-	nvme_rdma_destroy_queue_ib(queue);
-	return ret;
 }
 
 static int nvme_rdma_conn_rejected(struct nvme_rdma_queue *queue,

@@ -1916,14 +1912,10 @@ static int nvme_rdma_route_resolved(struct nvme_rdma_queue *queue)
 	if (ret) {
 		dev_err(ctrl->ctrl.device,
 			"rdma_connect_locked failed (%d).\n", ret);
-		goto out_destroy_queue_ib;
+		return ret;
 	}
 
 	return 0;
-
-out_destroy_queue_ib:
-	nvme_rdma_destroy_queue_ib(queue);
-	return ret;
 }
 
 static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id,

@@ -1954,8 +1946,6 @@ static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id,
 	case RDMA_CM_EVENT_ROUTE_ERROR:
 	case RDMA_CM_EVENT_CONNECT_ERROR:
 	case RDMA_CM_EVENT_UNREACHABLE:
-		nvme_rdma_destroy_queue_ib(queue);
-		fallthrough;
 	case RDMA_CM_EVENT_ADDR_ERROR:
 		dev_dbg(queue->ctrl->ctrl.device,
 			"CM error event %d\n", ev->event);

index 19a711395cdc..fd28a23d45ed 100644
@@ -614,7 +614,7 @@ static int nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req,
 		cpu_to_le32(data->hdr.hlen + hdgst + req->pdu_len + ddgst);
 	data->ttag = pdu->ttag;
 	data->command_id = nvme_cid(rq);
-	data->data_offset = cpu_to_le32(req->data_sent);
+	data->data_offset = pdu->r2t_offset;
 	data->data_length = cpu_to_le32(req->pdu_len);
 	return 0;
 }

@@ -940,7 +940,15 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req)
 			nvme_tcp_ddgst_update(queue->snd_hash, page,
 					offset, ret);
 
-		/* fully successful last write*/
+		/*
+		 * update the request iterator except for the last payload send
+		 * in the request where we don't want to modify it as we may
+		 * compete with the RX path completing the request.
+		 */
+		if (req->data_sent + ret < req->data_len)
+			nvme_tcp_advance_req(req, ret);
+
+		/* fully successful last send in current PDU */
 		if (last && ret == len) {
 			if (queue->data_digest) {
 				nvme_tcp_ddgst_final(queue->snd_hash,

@@ -952,7 +960,6 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req)
 			}
 			return 1;
 		}
-		nvme_tcp_advance_req(req, ret);
 	}
 	return -EAGAIN;
 }

index fa88bf9cba4d..3e5053c5ec83 100644
@@ -1067,7 +1067,7 @@ static ssize_t nvmet_subsys_attr_serial_show(struct config_item *item,
 {
 	struct nvmet_subsys *subsys = to_subsys(item);
 
-	return snprintf(page, PAGE_SIZE, "%*s\n",
+	return snprintf(page, PAGE_SIZE, "%.*s\n",
 			NVMET_SN_MAX_SIZE, subsys->serial);
 }
 

index 3481479a2942..d6a7c896ac86 100644
@@ -71,7 +71,7 @@
 #define AMD_CPU_ID_YC			0x14B5
 
 #define PMC_MSG_DELAY_MIN_US		100
-#define RESPONSE_REGISTER_LOOP_MAX	200
+#define RESPONSE_REGISTER_LOOP_MAX	20000
 
 #define SOC_SUBSYSTEM_IP_MAX	12
 #define DELAY_MIN_US		2000

index f58b8543f6ac..66bb39fd0ef9 100644
@@ -8,7 +8,6 @@
  * which provide mailbox interface for power management usage.
  */
 
-#include <linux/acpi.h>
 #include <linux/bitops.h>
 #include <linux/delay.h>
 #include <linux/device.h>

@@ -319,7 +318,7 @@ static struct platform_driver intel_punit_ipc_driver = {
 	.remove = intel_punit_ipc_remove,
 	.driver = {
 		.name = "intel_punit_ipc",
-		.acpi_match_table = ACPI_PTR(punit_ipc_acpi_ids),
+		.acpi_match_table = punit_ipc_acpi_ids,
 	},
 };
 

index 1d78b455cc48..e34face736f4 100644
@@ -269,5 +269,3 @@ module_exit(max14577_regulator_exit);
 MODULE_AUTHOR("Krzysztof Kozlowski <[email protected]>");
 MODULE_DESCRIPTION("Maxim 14577/77836 regulator driver");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:max14577-regulator");
-MODULE_ALIAS("platform:max77836-regulator");

index 6cca910a76de..7f458d510483 100644
@@ -991,7 +991,7 @@ static const struct rpmh_vreg_init_data pm8009_1_vreg_data[] = {
 	RPMH_VREG("ldo4",   "ldo%s4",  &pmic5_nldo,      "vdd-l4"),
 	RPMH_VREG("ldo5",   "ldo%s5",  &pmic5_pldo,      "vdd-l5-l6"),
 	RPMH_VREG("ldo6",   "ldo%s6",  &pmic5_pldo,      "vdd-l5-l6"),
-	RPMH_VREG("ldo7",   "ldo%s6",  &pmic5_pldo_lv,   "vdd-l7"),
+	RPMH_VREG("ldo7",   "ldo%s7",  &pmic5_pldo_lv,   "vdd-l7"),
 	{}
 };
 

index 62f88ccbd03f..51f7f4e680c3 100644
@@ -207,6 +207,9 @@ static void qeth_clear_working_pool_list(struct qeth_card *card)
 				 &card->qdio.in_buf_pool.entry_list, list)
 		list_del(&pool_entry->list);
 
+	if (!queue)
+		return;
+
 	for (i = 0; i < ARRAY_SIZE(queue->bufs); i++)
 		queue->bufs[i].pool_entry = NULL;
 }

index eb88aaaf36eb..c34a7f744601 100644
@@ -6022,7 +6022,8 @@ lpfc_sg_seg_cnt_show(struct device *dev, struct device_attribute *attr,
 	len = scnprintf(buf, PAGE_SIZE, "SGL sz: %d  total SGEs: %d\n",
 		       phba->cfg_sg_dma_buf_size, phba->cfg_total_seg_cnt);
 
-	len += scnprintf(buf + len, PAGE_SIZE, "Cfg: %d  SCSI: %d  NVME: %d\n",
+	len += scnprintf(buf + len, PAGE_SIZE - len,
+			"Cfg: %d  SCSI: %d  NVME: %d\n",
 			phba->cfg_sg_seg_cnt, phba->cfg_scsi_seg_cnt,
 			phba->cfg_nvme_seg_cnt);
 	return len;

index f8f471157109..70b507d177f1 100644
@@ -7014,7 +7014,8 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
 				return 0;
 			break;
 		case QLA2XXX_INI_MODE_DUAL:
-			if (!qla_dual_mode_enabled(vha))
+			if (!qla_dual_mode_enabled(vha) &&
+			    !qla_ini_mode_enabled(vha))
 				return 0;
 			break;
 		case QLA2XXX_INI_MODE_ENABLED:

index d8b05d8b5470..922e4c7bd88e 100644
@@ -441,9 +441,7 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj,
 	struct iscsi_transport *t = iface->transport;
 	int param = -1;
 
-	if (attr == &dev_attr_iface_enabled.attr)
-		param = ISCSI_NET_PARAM_IFACE_ENABLE;
-	else if (attr == &dev_attr_iface_def_taskmgmt_tmo.attr)
+	if (attr == &dev_attr_iface_def_taskmgmt_tmo.attr)
 		param = ISCSI_IFACE_PARAM_DEF_TASKMGMT_TMO;
 	else if (attr == &dev_attr_iface_header_digest.attr)
 		param = ISCSI_IFACE_PARAM_HDRDGST_EN;

@@ -483,7 +481,9 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj,
 	if (param != -1)
 		return t->attr_is_visible(ISCSI_IFACE_PARAM, param);
 
-	if (attr == &dev_attr_iface_vlan_id.attr)
+	if (attr == &dev_attr_iface_enabled.attr)
+		param = ISCSI_NET_PARAM_IFACE_ENABLE;
+	else if (attr == &dev_attr_iface_vlan_id.attr)
 		param = ISCSI_NET_PARAM_VLAN_ID;
 	else if (attr == &dev_attr_iface_vlan_priority.attr)
 		param = ISCSI_NET_PARAM_VLAN_PRIORITY;

index 186b5ff52c3a..06ee1f045e97 100644
@@ -154,8 +154,8 @@ static void *sd_zbc_alloc_report_buffer(struct scsi_disk *sdkp,
 
 	/*
 	 * Report zone buffer size should be at most 64B times the number of
-	 * zones requested plus the 64B reply header, but should be at least
-	 * SECTOR_SIZE for ATA devices.
+	 * zones requested plus the 64B reply header, but should be aligned
+	 * to SECTOR_SIZE for ATA devices.
 	 * Make sure that this size does not exceed the hardware capabilities.
 	 * Furthermore, since the report zone command cannot be split, make
 	 * sure that the allocated buffer can always be mapped by limiting the

@@ -174,7 +174,7 @@ static void *sd_zbc_alloc_report_buffer(struct scsi_disk *sdkp,
 			*buflen = bufsize;
 			return buf;
 		}
-		bufsize >>= 1;
+		bufsize = rounddown(bufsize >> 1, SECTOR_SIZE);
 	}
 
 	return NULL;

@@ -280,7 +280,7 @@ static void sd_zbc_update_wp_offset_workfn(struct work_struct *work)
 {
 	struct scsi_disk *sdkp;
 	unsigned long flags;
-	unsigned int zno;
+	sector_t zno;
 	int ret;
 
 	sdkp = container_of(work, struct scsi_disk, zone_wp_offset_work);

164 lines not on this page · raw message

index 194755c9ddfe..86d4765a17b8 100644
@@ -1160,11 +1160,6 @@ static inline u32 ufshcd_vops_get_ufs_hci_version(struct ufs_hba *hba)
 	return ufshcd_readl(hba, REG_UFS_VERSION);
 }
 
-static inline bool ufshcd_has_utrlcnr(struct ufs_hba *hba)
-{
-	return (hba->ufs_version >= ufshci_version(3, 0));
-}
-
 static inline int ufshcd_vops_clk_scale_notify(struct ufs_hba *hba,
 			bool up, enum ufs_notify_change_status status)
 {

index 5affb1fce5ad..de95be5d11d4 100644
@@ -39,7 +39,6 @@ enum {
 	REG_UTP_TRANSFER_REQ_DOOR_BELL		= 0x58,
 	REG_UTP_TRANSFER_REQ_LIST_CLEAR		= 0x5C,
 	REG_UTP_TRANSFER_REQ_LIST_RUN_STOP	= 0x60,
-	REG_UTP_TRANSFER_REQ_LIST_COMPL		= 0x64,
 	REG_UTP_TASK_REQ_LIST_BASE_L		= 0x70,
 	REG_UTP_TASK_REQ_LIST_BASE_H		= 0x74,
 	REG_UTP_TASK_REQ_DOOR_BELL		= 0x78,

index 6a726c95ac7a..dc1a6899ba3b 100644
@@ -1206,7 +1206,7 @@ static int tegra_slink_resume(struct device *dev)
 }
 #endif
 
-static int tegra_slink_runtime_suspend(struct device *dev)
+static int __maybe_unused tegra_slink_runtime_suspend(struct device *dev)
 {
 	struct spi_master *master = dev_get_drvdata(dev);
 	struct tegra_slink_data *tspi = spi_master_get_devdata(master);

@@ -1218,7 +1218,7 @@ static int tegra_slink_runtime_suspend(struct device *dev)
 	return 0;
 }
 
-static int tegra_slink_runtime_resume(struct device *dev)
+static int __maybe_unused tegra_slink_runtime_resume(struct device *dev)
 {
 	struct spi_master *master = dev_get_drvdata(dev);
 	struct tegra_slink_data *tspi = spi_master_get_devdata(master);

index e4dc593b1f32..f95f7666cb5b 100644
@@ -58,10 +58,6 @@ modalias_show(struct device *dev, struct device_attribute *a, char *buf)
 	const struct spi_device	*spi = to_spi_device(dev);
 	int len;
 
-	len = of_device_modalias(dev, buf, PAGE_SIZE);
-	if (len != -ENODEV)
-		return len;
-
 	len = acpi_device_modalias(dev, buf, PAGE_SIZE - 1);
 	if (len != -ENODEV)
 		return len;

@@ -367,10 +363,6 @@ static int spi_uevent(struct device *dev, struct kobj_uevent_env *env)
 	const struct spi_device		*spi = to_spi_device(dev);
 	int rc;
 
-	rc = of_device_uevent_modalias(dev, env);
-	if (rc != -ENODEV)
-		return rc;
-
 	rc = acpi_device_uevent_modalias(dev, env);
 	if (rc != -ENODEV)
 		return rc;

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index 102ec644bc8a..023bd4516a68 100644
@@ -1110,20 +1110,24 @@ static ssize_t alua_support_store(struct config_item *item,
 {
 	struct se_dev_attrib *da = to_attrib(item);
 	struct se_device *dev = da->da_dev;
-	bool flag;
+	bool flag, oldflag;
 	int ret;
 
+	ret = strtobool(page, &flag);
+	if (ret < 0)
+		return ret;
+
+	oldflag = !(dev->transport_flags & TRANSPORT_FLAG_PASSTHROUGH_ALUA);
+	if (flag == oldflag)
+		return count;
+
 	if (!(dev->transport->transport_flags_changeable &
 	      TRANSPORT_FLAG_PASSTHROUGH_ALUA)) {
 		pr_err("dev[%p]: Unable to change SE Device alua_support:"
 			" alua_support has fixed value\n", dev);
-		return -EINVAL;
+		return -ENOSYS;
 	}
 
-	ret = strtobool(page, &flag);
-	if (ret < 0)
-		return ret;
-
 	if (flag)
 		dev->transport_flags &= ~TRANSPORT_FLAG_PASSTHROUGH_ALUA;
 	else

@@ -1145,20 +1149,24 @@ static ssize_t pgr_support_store(struct config_item *item,
 {
 	struct se_dev_attrib *da = to_attrib(item);
 	struct se_device *dev = da->da_dev;
-	bool flag;
+	bool flag, oldflag;
 	int ret;
 
+	ret = strtobool(page, &flag);
+	if (ret < 0)
+		return ret;
+
+	oldflag = !(dev->transport_flags & TRANSPORT_FLAG_PASSTHROUGH_PGR);
+	if (flag == oldflag)
+		return count;
+
 	if (!(dev->transport->transport_flags_changeable &
 	      TRANSPORT_FLAG_PASSTHROUGH_PGR)) {
 		pr_err("dev[%p]: Unable to change SE Device pgr_support:"
 			" pgr_support has fixed value\n", dev);
-		return -EINVAL;
+		return -ENOSYS;
 	}
 
-	ret = strtobool(page, &flag);
-	if (ret < 0)
-		return ret;
-
 	if (flag)
 		dev->transport_flags &= ~TRANSPORT_FLAG_PASSTHROUGH_PGR;
 	else

index 0f0038af2ad4..fb64acfd5e07 100644
@@ -107,7 +107,7 @@ static int tcc_offset_update(unsigned int tcc)
 	return 0;
 }
 
-static unsigned int tcc_offset_save;
+static int tcc_offset_save = -1;
 
 static ssize_t tcc_offset_degree_celsius_store(struct device *dev,
 				struct device_attribute *attr, const char *buf,

@@ -352,7 +352,8 @@ int proc_thermal_resume(struct device *dev)
 	proc_dev = dev_get_drvdata(dev);
 	proc_thermal_read_ppcc(proc_dev);
 
-	tcc_offset_update(tcc_offset_save);
+	if (tcc_offset_save >= 0)
+		tcc_offset_update(tcc_offset_save);
 
 	return 0;
 }

index 97ef9b040b84..51374f4e1cca 100644
@@ -222,15 +222,14 @@ int thermal_build_list_of_policies(char *buf)
 {
 	struct thermal_governor *pos;
 	ssize_t count = 0;
-	ssize_t size = PAGE_SIZE;
 
 	mutex_lock(&thermal_governor_lock);
 
 	list_for_each_entry(pos, &thermal_governor_list, governor_list) {
-		size = PAGE_SIZE - count;
-		count += scnprintf(buf + count, size, "%s ", pos->name);
+		count += scnprintf(buf + count, PAGE_SIZE - count, "%s ",
+				   pos->name);
 	}
-	count += scnprintf(buf + count, size, "\n");
+	count += scnprintf(buf + count, PAGE_SIZE - count, "\n");
 
 	mutex_unlock(&thermal_governor_lock);
 

index b6c731a267d2..7223e22c4b88 100644
@@ -106,7 +106,7 @@
 #define UART_OMAP_EFR2_TIMEOUT_BEHAVE	BIT(6)
 
 /* RX FIFO occupancy indicator */
-#define UART_OMAP_RX_LVL		0x64
+#define UART_OMAP_RX_LVL		0x19
 
 struct omap8250_priv {
 	int line;

index 231de29a6452..ab226da75f7b 100644
@@ -163,7 +163,7 @@ static unsigned int mvebu_uart_tx_empty(struct uart_port *port)
 	st = readl(port->membase + UART_STAT);
 	spin_unlock_irqrestore(&port->lock, flags);
 
-	return (st & STAT_TX_FIFO_EMP) ? TIOCSER_TEMT : 0;
+	return (st & STAT_TX_EMP) ? TIOCSER_TEMT : 0;
 }
 
 static unsigned int mvebu_uart_get_mctrl(struct uart_port *port)

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