Merge tag 'v4.19.311' of https://git.kernel.org/pub/scm/linux/kernel/…

…git/stable/linux

Linux 4.19.311

Documentation/ABI/testing/sysfs-bus-pci-devices-aer_stats

@@ -9,7 +9,7 @@ errors may be "seen" / reported by the link partner and not the
 problematic endpoint itself (which may report all counters as 0 as it never
 saw any problems).
 
-Where:		/sys/bus/pci/devices/<dev>/aer_dev_correctable
+What:		/sys/bus/pci/devices/<dev>/aer_dev_correctable
 Date:		July 2018
 Kernel Version: 4.19.0
 Contact:	[email protected], [email protected]
@@ -31,7 +31,7 @@ Header Log Overflow 0
 TOTAL_ERR_COR 2
 -------------------------------------------------------------------------
 
-Where:		/sys/bus/pci/devices/<dev>/aer_dev_fatal
+What:		/sys/bus/pci/devices/<dev>/aer_dev_fatal
 Date:		July 2018
 Kernel Version: 4.19.0
 Contact:	[email protected], [email protected]
@@ -62,7 +62,7 @@ TLP Prefix Blocked Error 0
 TOTAL_ERR_FATAL 0
 -------------------------------------------------------------------------
 
-Where:		/sys/bus/pci/devices/<dev>/aer_dev_nonfatal
+What:		/sys/bus/pci/devices/<dev>/aer_dev_nonfatal
 Date:		July 2018
 Kernel Version: 4.19.0
 Contact:	[email protected], [email protected]
@@ -103,19 +103,19 @@ collectors) that are AER capable. These indicate the number of error messages as
 device, so these counters include them and are thus cumulative of all the error
 messages on the PCI hierarchy originating at that root port.
 
-Where:		/sys/bus/pci/devices/<dev>/aer_stats/aer_rootport_total_err_cor
+What:		/sys/bus/pci/devices/<dev>/aer_stats/aer_rootport_total_err_cor
 Date:		July 2018
 Kernel Version: 4.19.0
 Contact:	[email protected], [email protected]
 Description:	Total number of ERR_COR messages reported to rootport.
 
-Where:	    /sys/bus/pci/devices/<dev>/aer_stats/aer_rootport_total_err_fatal
+What:	    /sys/bus/pci/devices/<dev>/aer_stats/aer_rootport_total_err_fatal
 Date:		July 2018
 Kernel Version: 4.19.0
 Contact:	[email protected], [email protected]
 Description:	Total number of ERR_FATAL messages reported to rootport.
 
-Where:	    /sys/bus/pci/devices/<dev>/aer_stats/aer_rootport_total_err_nonfatal
+What:	    /sys/bus/pci/devices/<dev>/aer_stats/aer_rootport_total_err_nonfatal
 Date:		July 2018
 Kernel Version: 4.19.0
 Contact:	[email protected], [email protected]

Documentation/filesystems/Locking

@@ -404,7 +404,6 @@ prototypes:
 	int (*compat_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
 	int (*direct_access) (struct block_device *, sector_t, void **,
 				unsigned long *);
-	int (*media_changed) (struct gendisk *);
 	void (*unlock_native_capacity) (struct gendisk *);
 	int (*revalidate_disk) (struct gendisk *);
 	int (*getgeo)(struct block_device *, struct hd_geometry *);
@@ -417,13 +416,12 @@ release:		yes
 ioctl:			no
 compat_ioctl:		no
 direct_access:		no
-media_changed:		no
 unlock_native_capacity:	no
 revalidate_disk:	no
 getgeo:			no
 swap_slot_free_notify:	no	(see below)
 
-media_changed, unlock_native_capacity and revalidate_disk are called only from
+unlock_native_capacity and revalidate_disk are called only from
 check_disk_change().
 
 swap_slot_free_notify is called with swap_lock and sometimes the page lock

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 19
-SUBLEVEL = 310
+SUBLEVEL = 311
 EXTRAVERSION =
 NAME = "People's Front"
 

arch/arm/boot/dts/arm-realview-pb1176.dts

@@ -427,7 +427,7 @@
 
 		/* Direct-mapped development chip ROM */
 		pb1176_rom@10200000 {
-			compatible = "direct-mapped";
+			compatible = "mtd-rom";
 			reg = <0x10200000 0x4000>;
 			bank-width = <1>;
 		};

arch/arm/crypto/sha256_glue.c

@@ -30,41 +30,38 @@
 
 #include "sha256_glue.h"
 
-asmlinkage void sha256_block_data_order(u32 *digest, const void *data,
-					unsigned int num_blks);
+asmlinkage void sha256_block_data_order(struct sha256_state *state,
+					const u8 *data, int num_blks);
 
 int crypto_sha256_arm_update(struct shash_desc *desc, const u8 *data,
 			     unsigned int len)
 {
 	/* make sure casting to sha256_block_fn() is safe */
 	BUILD_BUG_ON(offsetof(struct sha256_state, state) != 0);
 
-	return sha256_base_do_update(desc, data, len,
-				(sha256_block_fn *)sha256_block_data_order);
+	return sha256_base_do_update(desc, data, len, sha256_block_data_order);
 }
 EXPORT_SYMBOL(crypto_sha256_arm_update);
 
-static int sha256_final(struct shash_desc *desc, u8 *out)
+static int crypto_sha256_arm_final(struct shash_desc *desc, u8 *out)
 {
-	sha256_base_do_finalize(desc,
-				(sha256_block_fn *)sha256_block_data_order);
+	sha256_base_do_finalize(desc, sha256_block_data_order);
 	return sha256_base_finish(desc, out);
 }
 
 int crypto_sha256_arm_finup(struct shash_desc *desc, const u8 *data,
 			    unsigned int len, u8 *out)
 {
-	sha256_base_do_update(desc, data, len,
-			      (sha256_block_fn *)sha256_block_data_order);
-	return sha256_final(desc, out);
+	sha256_base_do_update(desc, data, len, sha256_block_data_order);
+	return crypto_sha256_arm_final(desc, out);
 }
 EXPORT_SYMBOL(crypto_sha256_arm_finup);
 
 static struct shash_alg algs[] = { {
 	.digestsize	=	SHA256_DIGEST_SIZE,
 	.init		=	sha256_base_init,
 	.update		=	crypto_sha256_arm_update,
-	.final		=	sha256_final,
+	.final		=	crypto_sha256_arm_final,
 	.finup		=	crypto_sha256_arm_finup,
 	.descsize	=	sizeof(struct sha256_state),
 	.base		=	{
@@ -78,7 +75,7 @@ static struct shash_alg algs[] = { {
 	.digestsize	=	SHA224_DIGEST_SIZE,
 	.init		=	sha224_base_init,
 	.update		=	crypto_sha256_arm_update,
-	.final		=	sha256_final,
+	.final		=	crypto_sha256_arm_final,
 	.finup		=	crypto_sha256_arm_finup,
 	.descsize	=	sizeof(struct sha256_state),
 	.base		=	{

arch/arm/crypto/sha256_neon_glue.c

@@ -29,8 +29,8 @@
 asmlinkage void sha256_block_data_order_neon(u32 *digest, const void *data,
 					     unsigned int num_blks);
 
-static int sha256_update(struct shash_desc *desc, const u8 *data,
-			 unsigned int len)
+static int crypto_sha256_neon_update(struct shash_desc *desc, const u8 *data,
+				     unsigned int len)
 {
 	struct sha256_state *sctx = shash_desc_ctx(desc);
 
@@ -46,8 +46,8 @@ static int sha256_update(struct shash_desc *desc, const u8 *data,
 	return 0;
 }
 
-static int sha256_finup(struct shash_desc *desc, const u8 *data,
-			unsigned int len, u8 *out)
+static int crypto_sha256_neon_finup(struct shash_desc *desc, const u8 *data,
+				    unsigned int len, u8 *out)
 {
 	if (!may_use_simd())
 		return crypto_sha256_arm_finup(desc, data, len, out);
@@ -63,17 +63,17 @@ static int sha256_finup(struct shash_desc *desc, const u8 *data,
 	return sha256_base_finish(desc, out);
 }
 
-static int sha256_final(struct shash_desc *desc, u8 *out)
+static int crypto_sha256_neon_final(struct shash_desc *desc, u8 *out)
 {
-	return sha256_finup(desc, NULL, 0, out);
+	return crypto_sha256_neon_finup(desc, NULL, 0, out);
 }
 
 struct shash_alg sha256_neon_algs[] = { {
 	.digestsize	=	SHA256_DIGEST_SIZE,
 	.init		=	sha256_base_init,
-	.update		=	sha256_update,
-	.final		=	sha256_final,
-	.finup		=	sha256_finup,
+	.update		=	crypto_sha256_neon_update,
+	.final		=	crypto_sha256_neon_final,
+	.finup		=	crypto_sha256_neon_finup,
 	.descsize	=	sizeof(struct sha256_state),
 	.base		=	{
 		.cra_name	=	"sha256",
@@ -85,9 +85,9 @@ struct shash_alg sha256_neon_algs[] = { {
 }, {
 	.digestsize	=	SHA224_DIGEST_SIZE,
 	.init		=	sha224_base_init,
-	.update		=	sha256_update,
-	.final		=	sha256_final,
-	.finup		=	sha256_finup,
+	.update		=	crypto_sha256_neon_update,
+	.final		=	crypto_sha256_neon_final,
+	.finup		=	crypto_sha256_neon_finup,
 	.descsize	=	sizeof(struct sha256_state),
 	.base		=	{
 		.cra_name	=	"sha224",

arch/arm/crypto/sha512-glue.c

@@ -28,27 +28,25 @@ MODULE_ALIAS_CRYPTO("sha512");
 MODULE_ALIAS_CRYPTO("sha384-arm");
 MODULE_ALIAS_CRYPTO("sha512-arm");
 
-asmlinkage void sha512_block_data_order(u64 *state, u8 const *src, int blocks);
+asmlinkage void sha512_block_data_order(struct sha512_state *state,
+					u8 const *src, int blocks);
 
 int sha512_arm_update(struct shash_desc *desc, const u8 *data,
 		      unsigned int len)
 {
-	return sha512_base_do_update(desc, data, len,
-		(sha512_block_fn *)sha512_block_data_order);
+	return sha512_base_do_update(desc, data, len, sha512_block_data_order);
 }
 
 int sha512_arm_final(struct shash_desc *desc, u8 *out)
 {
-	sha512_base_do_finalize(desc,
-		(sha512_block_fn *)sha512_block_data_order);
+	sha512_base_do_finalize(desc, sha512_block_data_order);
 	return sha512_base_finish(desc, out);
 }
 
 int sha512_arm_finup(struct shash_desc *desc, const u8 *data,
 		     unsigned int len, u8 *out)
 {
-	sha512_base_do_update(desc, data, len,
-		(sha512_block_fn *)sha512_block_data_order);
+	sha512_base_do_update(desc, data, len, sha512_block_data_order);
 	return sha512_arm_final(desc, out);
 }
 

arch/mips/include/asm/ptrace.h

@@ -65,6 +65,7 @@ static inline void instruction_pointer_set(struct pt_regs *regs,
                                            unsigned long val)
 {
 	regs->cp0_epc = val;
+	regs->cp0_cause &= ~CAUSEF_BD;
 }
 
 /* Query offset/name of register from its name/offset */

arch/powerpc/perf/hv-gpci.c

@@ -157,6 +157,20 @@ static unsigned long single_gpci_request(u32 req, u32 starting_index,
 
 	ret = plpar_hcall_norets(H_GET_PERF_COUNTER_INFO,
 			virt_to_phys(arg), HGPCI_REQ_BUFFER_SIZE);
+
+	/*
+	 * ret value as 'H_PARAMETER' with detail_rc as 'GEN_BUF_TOO_SMALL',
+	 * specifies that the current buffer size cannot accommodate
+	 * all the information and a partial buffer returned.
+	 * Since in this function we are only accessing data for a given starting index,
+	 * we don't need to accommodate whole data and can get required count by
+	 * accessing first entry data.
+	 * Hence hcall fails only incase the ret value is other than H_SUCCESS or
+	 * H_PARAMETER with detail_rc value as GEN_BUF_TOO_SMALL(0x1B).
+	 */
+	if (ret == H_PARAMETER && be32_to_cpu(arg->params.detail_rc) == 0x1B)
+		ret = 0;
+
 	if (ret) {
 		pr_devel("hcall failed: 0x%lx\n", ret);
 		goto out;
@@ -221,6 +235,7 @@ static int h_gpci_event_init(struct perf_event *event)
 {
 	u64 count;
 	u8 length;
+	unsigned long ret;
 
 	/* Not our event */
 	if (event->attr.type != event->pmu->type)
@@ -260,13 +275,23 @@ static int h_gpci_event_init(struct perf_event *event)
 	}
 
 	/* check if the request works... */
-	if (single_gpci_request(event_get_request(event),
+	ret = single_gpci_request(event_get_request(event),
 				event_get_starting_index(event),
 				event_get_secondary_index(event),
 				event_get_counter_info_version(event),
 				event_get_offset(event),
 				length,
-				&count)) {
+				&count);
+
+	/*
+	 * ret value as H_AUTHORITY implies that partition is not permitted to retrieve
+	 * performance information, and required to set
+	 * "Enable Performance Information Collection" option.
+	 */
+	if (ret == H_AUTHORITY)
+		return -EPERM;
+
+	if (ret) {
 		pr_devel("gpci hcall failed\n");
 		return -EINVAL;
 	}

arch/powerpc/platforms/embedded6xx/linkstation.c

@@ -97,9 +97,6 @@ static void __init linkstation_init_IRQ(void)
 	mpic_init(mpic);
 }
 
-extern void avr_uart_configure(void);
-extern void avr_uart_send(const char);
-
 static void __noreturn linkstation_restart(char *cmd)
 {
 	local_irq_disable();

arch/powerpc/platforms/embedded6xx/mpc10x.h

@@ -156,4 +156,7 @@ int mpc10x_disable_store_gathering(struct pci_controller *hose);
 /* For MPC107 boards that use the built-in openpic */
 void mpc10x_set_openpic(void);
 
+void avr_uart_configure(void);
+void avr_uart_send(const char c);
+
 #endif	/* __PPC_KERNEL_MPC10X_H */

arch/sparc/kernel/leon_pci_grpci1.c

@@ -696,7 +696,7 @@ static int grpci1_of_probe(struct platform_device *ofdev)
 	return err;
 }
 
-static const struct of_device_id grpci1_of_match[] __initconst = {
+static const struct of_device_id grpci1_of_match[] = {
 	{
 	 .name = "GAISLER_PCIFBRG",
 	 },

arch/sparc/kernel/leon_pci_grpci2.c

@@ -887,7 +887,7 @@ static int grpci2_of_probe(struct platform_device *ofdev)
 	return err;
 }
 
-static const struct of_device_id grpci2_of_match[] __initconst = {
+static const struct of_device_id grpci2_of_match[] = {
 	{
 	 .name = "GAISLER_GRPCI2",
 	 },

arch/x86/tools/relocs.c

@@ -580,6 +580,14 @@ static void print_absolute_relocs(void)
 		if (!(sec_applies->shdr.sh_flags & SHF_ALLOC)) {
 			continue;
 		}
+		/*
+		 * Do not perform relocations in .notes section; any
+		 * values there are meant for pre-boot consumption (e.g.
+		 * startup_xen).
+		 */
+		if (sec_applies->shdr.sh_type == SHT_NOTE) {
+			continue;
+		}
 		sh_symtab  = sec_symtab->symtab;
 		sym_strtab = sec_symtab->link->strtab;
 		for (j = 0; j < sec->shdr.sh_size/sizeof(Elf_Rel); j++) {