Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

14 files changed, 50 insertions, 94 deletions

diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index 7417345c66..2a03daa68f 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -60,7 +60,7 @@ libs-y                 += arch/sparc/prom/
 libs-y                 += arch/sparc/lib/
 
 drivers-$(CONFIG_PM) += arch/sparc/power/
-drivers-$(CONFIG_FB) += arch/sparc/video/
+drivers-$(CONFIG_FB_CORE) += arch/sparc/video/
 
 boot := arch/sparc/boot
 
@@ -76,9 +76,8 @@ install:
 archheaders:
 	$(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
 
-PHONY += vdso_install
-vdso_install:
-	$(Q)$(MAKE) $(build)=arch/sparc/vdso $@
+vdso-install-$(CONFIG_SPARC64)	+= arch/sparc/vdso/vdso64.so.dbg
+vdso-install-$(CONFIG_COMPAT)	+= arch/sparc/vdso/vdso32.so.dbg
 
 # This is the image used for packaging
 KBUILD_IMAGE := $(boot)/zImage
diff --git a/arch/sparc/crypto/crc32c_glue.c b/arch/sparc/crypto/crc32c_glue.c
index 82efb7f81c..688db0dcb9 100644
--- a/arch/sparc/crypto/crc32c_glue.c
+++ b/arch/sparc/crypto/crc32c_glue.c
@@ -20,6 +20,7 @@
 
 #include <asm/pstate.h>
 #include <asm/elf.h>
+#include <asm/unaligned.h>
 
 #include "opcodes.h"
 
@@ -35,7 +36,7 @@ static int crc32c_sparc64_setkey(struct crypto_shash *hash, const u8 *key,
 
 	if (keylen != sizeof(u32))
 		return -EINVAL;
-	*mctx = le32_to_cpup((__le32 *)key);
+	*mctx = get_unaligned_le32(key);
 	return 0;
 }
 
@@ -51,18 +52,26 @@ static int crc32c_sparc64_init(struct shash_desc *desc)
 
 extern void crc32c_sparc64(u32 *crcp, const u64 *data, unsigned int len);
 
-static void crc32c_compute(u32 *crcp, const u64 *data, unsigned int len)
+static u32 crc32c_compute(u32 crc, const u8 *data, unsigned int len)
 {
-	unsigned int asm_len;
-
-	asm_len = len & ~7U;
-	if (asm_len) {
-		crc32c_sparc64(crcp, data, asm_len);
-		data += asm_len / 8;
-		len -= asm_len;
+	unsigned int n = -(uintptr_t)data & 7;
+
+	if (n) {
+		/* Data isn't 8-byte aligned.  Align it. */
+		n = min(n, len);
+		crc = __crc32c_le(crc, data, n);
+		data += n;
+		len -= n;
+	}
+	n = len & ~7U;
+	if (n) {
+		crc32c_sparc64(&crc, (const u64 *)data, n);
+		data += n;
+		len -= n;
 	}
 	if (len)
-		*crcp = __crc32c_le(*crcp, (const unsigned char *) data, len);
+		crc = __crc32c_le(crc, data, len);
+	return crc;
 }
 
 static int crc32c_sparc64_update(struct shash_desc *desc, const u8 *data,
@@ -70,19 +79,14 @@ static int crc32c_sparc64_update(struct shash_desc *desc, const u8 *data,
 {
 	u32 *crcp = shash_desc_ctx(desc);
 
-	crc32c_compute(crcp, (const u64 *) data, len);
-
+	*crcp = crc32c_compute(*crcp, data, len);
 	return 0;
 }
 
-static int __crc32c_sparc64_finup(u32 *crcp, const u8 *data, unsigned int len,
-				  u8 *out)
+static int __crc32c_sparc64_finup(const u32 *crcp, const u8 *data,
+				  unsigned int len, u8 *out)
 {
-	u32 tmp = *crcp;
-
-	crc32c_compute(&tmp, (const u64 *) data, len);
-
-	*(__le32 *) out = ~cpu_to_le32(tmp);
+	put_unaligned_le32(~crc32c_compute(*crcp, data, len), out);
 	return 0;
 }
 
@@ -96,7 +100,7 @@ static int crc32c_sparc64_final(struct shash_desc *desc, u8 *out)
 {
 	u32 *crcp = shash_desc_ctx(desc);
 
-	*(__le32 *) out = ~cpu_to_le32p(crcp);
+	put_unaligned_le32(~*crcp, out);
 	return 0;
 }
 
@@ -135,7 +139,6 @@ static struct shash_alg alg = {
 		.cra_flags		=	CRYPTO_ALG_OPTIONAL_KEY,
 		.cra_blocksize		=	CHKSUM_BLOCK_SIZE,
 		.cra_ctxsize		=	sizeof(u32),
-		.cra_alignmask		=	7,
 		.cra_module		=	THIS_MODULE,
 		.cra_init		=	crc32c_sparc64_cra_init,
 	}
diff --git a/arch/sparc/include/asm/cacheflush_32.h b/arch/sparc/include/asm/cacheflush_32.h
index f3b7270bf7..9fee0ccfcc 100644
--- a/arch/sparc/include/asm/cacheflush_32.h
+++ b/arch/sparc/include/asm/cacheflush_32.h
@@ -48,6 +48,7 @@ static inline void flush_dcache_page(struct page *page)
 #define flush_dcache_mmap_unlock(mapping)	do { } while (0)
 
 #define flush_cache_vmap(start, end)		flush_cache_all()
+#define flush_cache_vmap_early(start, end)	do { } while (0)
 #define flush_cache_vunmap(start, end)		flush_cache_all()
 
 /* When a context switch happens we must flush all user windows so that
diff --git a/arch/sparc/include/asm/cacheflush_64.h b/arch/sparc/include/asm/cacheflush_64.h
index 0e879004ef..2b1261b77e 100644
--- a/arch/sparc/include/asm/cacheflush_64.h
+++ b/arch/sparc/include/asm/cacheflush_64.h
@@ -75,6 +75,7 @@ void flush_ptrace_access(struct vm_area_struct *, struct page *,
 #define flush_dcache_mmap_unlock(mapping)	do { } while (0)
 
 #define flush_cache_vmap(start, end)		do { } while (0)
+#define flush_cache_vmap_early(start, end)	do { } while (0)
 #define flush_cache_vunmap(start, end)		do { } while (0)
 
 #endif /* !__ASSEMBLY__ */
diff --git a/arch/sparc/include/asm/fb.h b/arch/sparc/include/asm/fb.h
index 572ecd3e1c..24440c0fda 100644
--- a/arch/sparc/include/asm/fb.h
+++ b/arch/sparc/include/asm/fb.h
@@ -4,15 +4,18 @@
 
 #include <linux/io.h>
 
+#include <asm/page.h>
+
 struct fb_info;
-struct file;
-struct vm_area_struct;
 
 #ifdef CONFIG_SPARC32
-static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
-				unsigned long off)
-{ }
-#define fb_pgprotect fb_pgprotect
+static inline pgprot_t pgprot_framebuffer(pgprot_t prot,
+					  unsigned long vm_start, unsigned long vm_end,
+					  unsigned long offset)
+{
+	return prot;
+}
+#define pgprot_framebuffer pgprot_framebuffer
 #endif
 
 int fb_is_primary_device(struct fb_info *info);
diff --git a/arch/sparc/include/asm/jump_label.h b/arch/sparc/include/asm/jump_label.h
index 94eb529dcb..2718cbea82 100644
--- a/arch/sparc/include/asm/jump_label.h
+++ b/arch/sparc/include/asm/jump_label.h
@@ -10,7 +10,7 @@
 
 static __always_inline bool arch_static_branch(struct static_key *key, bool branch)
 {
-	asm_volatile_goto("1:\n\t"
+	asm goto("1:\n\t"
 		 "nop\n\t"
 		 "nop\n\t"
 		 ".pushsection __jump_table,  \"aw\"\n\t"
@@ -26,7 +26,7 @@ l_yes:
 
 static __always_inline bool arch_static_branch_jump(struct static_key *key, bool branch)
 {
-	asm_volatile_goto("1:\n\t"
+	asm goto("1:\n\t"
 		 "b %l[l_yes]\n\t"
 		 "nop\n\t"
 		 ".pushsection __jump_table,  \"aw\"\n\t"
diff --git a/arch/sparc/include/asm/kprobes.h b/arch/sparc/include/asm/kprobes.h
index 06c2bc767e..aec742cd89 100644
--- a/arch/sparc/include/asm/kprobes.h
+++ b/arch/sparc/include/asm/kprobes.h
@@ -47,8 +47,6 @@ struct kprobe_ctlblk {
 	struct prev_kprobe prev_kprobe;
 };
 
-int kprobe_exceptions_notify(struct notifier_block *self,
-			     unsigned long val, void *data);
 int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
 asmlinkage void __kprobes kprobe_trap(unsigned long trap_level,
 				      struct pt_regs *regs);
diff --git a/arch/sparc/kernel/asm-offsets.c b/arch/sparc/kernel/asm-offsets.c
index 5784f2df48..3d9b9855dc 100644
--- a/arch/sparc/kernel/asm-offsets.c
+++ b/arch/sparc/kernel/asm-offsets.c
@@ -19,14 +19,14 @@
 #include <asm/hibernate.h>
 
 #ifdef CONFIG_SPARC32
-int sparc32_foo(void)
+static int __used sparc32_foo(void)
 {
 	DEFINE(AOFF_thread_fork_kpsr,
 			offsetof(struct thread_struct, fork_kpsr));
 	return 0;
 }
 #else
-int sparc64_foo(void)
+static int __used sparc64_foo(void)
 {
 #ifdef CONFIG_HIBERNATION
 	BLANK();
@@ -45,7 +45,7 @@ int sparc64_foo(void)
 }
 #endif
 
-int foo(void)
+static int __used foo(void)
 {
 	BLANK();
 	DEFINE(AOFF_task_thread, offsetof(struct task_struct, thread));
diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c
index f07ea88a83..8fcf2d8c6b 100644
--- a/arch/sparc/kernel/cpumap.c
+++ b/arch/sparc/kernel/cpumap.c
@@ -50,7 +50,7 @@ struct cpuinfo_tree {
 
 	/* Offsets into nodes[] for each level of the tree */
 	struct cpuinfo_level level[CPUINFO_LVL_MAX];
-	struct cpuinfo_node  nodes[];
+	struct cpuinfo_node  nodes[] __counted_by(total_nodes);
 };
 
 
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index 34ef7febf0..e3b72a7b46 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -17,7 +17,6 @@
 #include <linux/initrd.h>
 #include <asm/smp.h>
 #include <linux/user.h>
-#include <linux/screen_info.h>
 #include <linux/delay.h>
 #include <linux/fs.h>
 #include <linux/seq_file.h>
@@ -51,18 +50,6 @@
 
 #include "kernel.h"
 
-struct screen_info screen_info = {
-	0, 0,			/* orig-x, orig-y */
-	0,			/* unused */
-	0,			/* orig-video-page */
-	0,			/* orig-video-mode */
-	128,			/* orig-video-cols */
-	0,0,0,			/* ega_ax, ega_bx, ega_cx */
-	54,			/* orig-video-lines */
-	0,                      /* orig-video-isVGA */
-	16                      /* orig-video-points */
-};
-
 /* Typing sync at the prom prompt calls the function pointed to by
  * romvec->pv_synchook which I set to the following function.
  * This should sync all filesystems and return, for now it just
diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index 6546ca9d4d..6a4797dec3 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -15,7 +15,6 @@
 #include <linux/ptrace.h>
 #include <asm/smp.h>
 #include <linux/user.h>
-#include <linux/screen_info.h>
 #include <linux/delay.h>
 #include <linux/fs.h>
 #include <linux/seq_file.h>
@@ -68,18 +67,6 @@
 DEFINE_SPINLOCK(ns87303_lock);
 EXPORT_SYMBOL(ns87303_lock);
 
-struct screen_info screen_info = {
-	0, 0,			/* orig-x, orig-y */
-	0,			/* unused */
-	0,			/* orig-video-page */
-	0,			/* orig-video-mode */
-	128,			/* orig-video-cols */
-	0, 0, 0,		/* unused, ega_bx, unused */
-	54,			/* orig-video-lines */
-	0,                      /* orig-video-isVGA */
-	16                      /* orig-video-points */
-};
-
 static void
 prom_console_write(struct console *con, const char *s, unsigned int n)
 {
diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl
index 4ed06c71c4..7bcaa3d5ea 100644
--- a/arch/sparc/kernel/syscalls/syscall.tbl
+++ b/arch/sparc/kernel/syscalls/syscall.tbl
@@ -249,7 +249,7 @@
 205	common	readahead		sys_readahead			compat_sys_readahead
 206	common	socketcall		sys_socketcall			sys32_socketcall
 207	common	syslog			sys_syslog
-208	common	lookup_dcookie		sys_lookup_dcookie		compat_sys_lookup_dcookie
+208	common	lookup_dcookie		sys_ni_syscall
 209	common	fadvise64		sys_fadvise64			compat_sys_fadvise64
 210	common	fadvise64_64		sys_fadvise64_64		compat_sys_fadvise64_64
 211	common	tgkill			sys_tgkill
@@ -498,3 +498,7 @@
 450	common	set_mempolicy_home_node		sys_set_mempolicy_home_node
 451	common	cachestat			sys_cachestat
 452	common	fchmodat2			sys_fchmodat2
+453	common	map_shadow_stack		sys_map_shadow_stack
+454	common	futex_wake			sys_futex_wake
+455	common	futex_wait			sys_futex_wait
+456	common	futex_requeue			sys_futex_requeue
diff --git a/arch/sparc/vdso/Makefile b/arch/sparc/vdso/Makefile
index 77d7b90321..d08c3a0443 100644
--- a/arch/sparc/vdso/Makefile
+++ b/arch/sparc/vdso/Makefile
@@ -116,30 +116,3 @@ quiet_cmd_vdso = VDSO    $@
 
 VDSO_LDFLAGS = -shared --hash-style=both --build-id=sha1 -Bsymbolic
 GCOV_PROFILE := n
-
-#
-# Install the unstripped copies of vdso*.so.  If our toolchain supports
-# build-id, install .build-id links as well.
-#
-quiet_cmd_vdso_install = INSTALL $(@:install_%=%)
-define cmd_vdso_install
-	cp $< "$(MODLIB)/vdso/$(@:install_%=%)"; \
-	if readelf -n $< |grep -q 'Build ID'; then \
-	  buildid=`readelf -n $< |grep 'Build ID' |sed -e 's/^.*Build ID: \(.*\)$$/\1/'`; \
-	  first=`echo $$buildid | cut -b-2`; \
-	  last=`echo $$buildid | cut -b3-`; \
-	  mkdir -p "$(MODLIB)/vdso/.build-id/$$first"; \
-	  ln -sf "../../$(@:install_%=%)" "$(MODLIB)/vdso/.build-id/$$first/$$last.debug"; \
-	fi
-endef
-
-vdso_img_insttargets := $(vdso_img_sodbg:%.dbg=install_%)
-
-$(MODLIB)/vdso: FORCE
-	@mkdir -p $(MODLIB)/vdso
-
-$(vdso_img_insttargets): install_%: $(obj)/%.dbg $(MODLIB)/vdso FORCE
-	$(call cmd,vdso_install)
-
-PHONY += vdso_install $(vdso_img_insttargets)
-vdso_install: $(vdso_img_insttargets) FORCE
diff --git a/arch/sparc/video/Makefile b/arch/sparc/video/Makefile
index 6baddbd58e..d4d83f1702 100644
--- a/arch/sparc/video/Makefile
+++ b/arch/sparc/video/Makefile
@@ -1,3 +1,3 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
-obj-$(CONFIG_FB) += fbdev.o
+obj-$(CONFIG_FB_CORE) += fbdev.o