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-rw-r--r--arch/sparc/include/asm/asm-offsets.h1
-rw-r--r--arch/sparc/include/asm/elf_32.h2
-rw-r--r--arch/sparc/include/asm/elf_64.h14
-rw-r--r--arch/sparc/include/asm/fcntl.h19
-rw-r--r--arch/sparc/include/asm/io_32.h2
-rw-r--r--arch/sparc/include/asm/page_32.h2
-rw-r--r--arch/sparc/include/asm/param.h19
-rw-r--r--arch/sparc/include/asm/pci_64.h2
-rw-r--r--arch/sparc/include/asm/spinlock_32.h62
-rw-r--r--arch/sparc/include/asm/spinlock_64.h54
-rw-r--r--arch/sparc/include/asm/spinlock_types.h8
-rw-r--r--arch/sparc/include/asm/string_32.h78
-rw-r--r--arch/sparc/include/asm/string_64.h25
-rw-r--r--arch/sparc/include/asm/thread_info_64.h6
-rw-r--r--arch/sparc/include/asm/timex_32.h1
-rw-r--r--arch/sparc/include/asm/topology_64.h4
-rw-r--r--arch/sparc/include/asm/uaccess_32.h15
-rw-r--r--arch/sparc/include/asm/uaccess_64.h23
-rw-r--r--arch/sparc/include/asm/unistd.h2
19 files changed, 132 insertions, 207 deletions
diff --git a/arch/sparc/include/asm/asm-offsets.h b/arch/sparc/include/asm/asm-offsets.h
new file mode 100644
index 00000000000..d370ee36a18
--- /dev/null
+++ b/arch/sparc/include/asm/asm-offsets.h
@@ -0,0 +1 @@
+#include <generated/asm-offsets.h>
diff --git a/arch/sparc/include/asm/elf_32.h b/arch/sparc/include/asm/elf_32.h
index 381a1b5256d..4269ca6ad18 100644
--- a/arch/sparc/include/asm/elf_32.h
+++ b/arch/sparc/include/asm/elf_32.h
@@ -104,8 +104,6 @@ typedef struct {
#define ELF_CLASS ELFCLASS32
#define ELF_DATA ELFDATA2MSB
-#define USE_ELF_CORE_DUMP
-
#define ELF_EXEC_PAGESIZE 4096
diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h
index d42e393078c..e67880381b8 100644
--- a/arch/sparc/include/asm/elf_64.h
+++ b/arch/sparc/include/asm/elf_64.h
@@ -152,7 +152,6 @@ typedef struct {
(x)->e_machine == EM_SPARC32PLUS)
#define compat_start_thread start_thread32
-#define USE_ELF_CORE_DUMP
#define ELF_EXEC_PAGESIZE PAGE_SIZE
/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
@@ -196,17 +195,10 @@ static inline unsigned int sparc64_elf_hwcap(void)
#define ELF_PLATFORM (NULL)
#define SET_PERSONALITY(ex) \
-do { unsigned long new_flags = current_thread_info()->flags; \
- new_flags &= _TIF_32BIT; \
- if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
- new_flags |= _TIF_32BIT; \
+do { if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
+ set_thread_flag(TIF_32BIT); \
else \
- new_flags &= ~_TIF_32BIT; \
- if ((current_thread_info()->flags & _TIF_32BIT) \
- != new_flags) \
- set_thread_flag(TIF_ABI_PENDING); \
- else \
- clear_thread_flag(TIF_ABI_PENDING); \
+ clear_thread_flag(TIF_32BIT); \
/* flush_thread will update pgd cache */ \
if (personality(current->personality) != PER_LINUX32) \
set_personality(PER_LINUX | \
diff --git a/arch/sparc/include/asm/fcntl.h b/arch/sparc/include/asm/fcntl.h
index d4d9c9d852c..38f37b333cc 100644
--- a/arch/sparc/include/asm/fcntl.h
+++ b/arch/sparc/include/asm/fcntl.h
@@ -1,14 +1,12 @@
#ifndef _SPARC_FCNTL_H
#define _SPARC_FCNTL_H
-/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
- located on an ext2 file system */
#define O_APPEND 0x0008
#define FASYNC 0x0040 /* fcntl, for BSD compatibility */
#define O_CREAT 0x0200 /* not fcntl */
#define O_TRUNC 0x0400 /* not fcntl */
#define O_EXCL 0x0800 /* not fcntl */
-#define O_SYNC 0x2000
+#define O_DSYNC 0x2000 /* used to be O_SYNC, see below */
#define O_NONBLOCK 0x4000
#if defined(__sparc__) && defined(__arch64__)
#define O_NDELAY 0x0004
@@ -20,6 +18,21 @@
#define O_DIRECT 0x100000 /* direct disk access hint */
#define O_NOATIME 0x200000
#define O_CLOEXEC 0x400000
+/*
+ * Before Linux 2.6.33 only O_DSYNC semantics were implemented, but using
+ * the O_SYNC flag. We continue to use the existing numerical value
+ * for O_DSYNC semantics now, but using the correct symbolic name for it.
+ * This new value is used to request true Posix O_SYNC semantics. It is
+ * defined in this strange way to make sure applications compiled against
+ * new headers get at least O_DSYNC semantics on older kernels.
+ *
+ * This has the nice side-effect that we can simply test for O_DSYNC
+ * wherever we do not care if O_DSYNC or O_SYNC is used.
+ *
+ * Note: __O_SYNC must never be used directly.
+ */
+#define __O_SYNC 0x800000
+#define O_SYNC (__O_SYNC|O_DSYNC)
#define F_GETOWN 5 /* for sockets. */
#define F_SETOWN 6 /* for sockets. */
diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h
index 93fe21e02c8..679c7504625 100644
--- a/arch/sparc/include/asm/io_32.h
+++ b/arch/sparc/include/asm/io_32.h
@@ -8,7 +8,7 @@
#include <asm/page.h> /* IO address mapping routines need this */
#include <asm/system.h>
-#define page_to_phys(page) (((page) - mem_map) << PAGE_SHIFT)
+#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)
static inline u32 flip_dword (u32 l)
{
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index f72080bdda9..156707b0f18 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -143,7 +143,7 @@ extern unsigned long pfn_base;
#define phys_to_virt __va
#define ARCH_PFN_OFFSET (pfn_base)
-#define virt_to_page(kaddr) (mem_map + ((((unsigned long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT)))
+#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define pfn_valid(pfn) (((pfn) >= (pfn_base)) && (((pfn)-(pfn_base)) < max_mapnr))
#define virt_addr_valid(kaddr) ((((unsigned long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT) < max_mapnr)
diff --git a/arch/sparc/include/asm/param.h b/arch/sparc/include/asm/param.h
index 9836d9a3cb9..0bc356bf8c5 100644
--- a/arch/sparc/include/asm/param.h
+++ b/arch/sparc/include/asm/param.h
@@ -1,22 +1,7 @@
#ifndef _ASMSPARC_PARAM_H
#define _ASMSPARC_PARAM_H
-#ifdef __KERNEL__
-# define HZ CONFIG_HZ /* Internal kernel timer frequency */
-# define USER_HZ 100 /* .. some user interfaces are in "ticks" */
-# define CLOCKS_PER_SEC (USER_HZ)
-#endif
-
-#ifndef HZ
-#define HZ 100
-#endif
-
#define EXEC_PAGESIZE 8192 /* Thanks for sun4's we carry baggage... */
+#include <asm-generic/param.h>
-#ifndef NOGROUP
-#define NOGROUP (-1)
-#endif
-
-#define MAXHOSTNAMELEN 64 /* max length of hostname */
-
-#endif
+#endif /* _ASMSPARC_PARAM_H */
diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h
index b63e51c3c3e..b0576df6ec8 100644
--- a/arch/sparc/include/asm/pci_64.h
+++ b/arch/sparc/include/asm/pci_64.h
@@ -16,8 +16,6 @@
#define PCI_IRQ_NONE 0xffffffff
-#define PCI_CACHE_LINE_BYTES 64
-
static inline void pcibios_set_master(struct pci_dev *dev)
{
/* No special bus mastering setup handling */
diff --git a/arch/sparc/include/asm/spinlock_32.h b/arch/sparc/include/asm/spinlock_32.h
index 857630cff63..7f9b9dba38a 100644
--- a/arch/sparc/include/asm/spinlock_32.h
+++ b/arch/sparc/include/asm/spinlock_32.h
@@ -10,12 +10,12 @@
#include <asm/psr.h>
-#define __raw_spin_is_locked(lock) (*((volatile unsigned char *)(lock)) != 0)
+#define arch_spin_is_locked(lock) (*((volatile unsigned char *)(lock)) != 0)
-#define __raw_spin_unlock_wait(lock) \
- do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0)
+#define arch_spin_unlock_wait(lock) \
+ do { while (arch_spin_is_locked(lock)) cpu_relax(); } while (0)
-static inline void __raw_spin_lock(raw_spinlock_t *lock)
+static inline void arch_spin_lock(arch_spinlock_t *lock)
{
__asm__ __volatile__(
"\n1:\n\t"
@@ -35,7 +35,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock)
: "g2", "memory", "cc");
}
-static inline int __raw_spin_trylock(raw_spinlock_t *lock)
+static inline int arch_spin_trylock(arch_spinlock_t *lock)
{
unsigned int result;
__asm__ __volatile__("ldstub [%1], %0"
@@ -45,7 +45,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
return (result == 0);
}
-static inline void __raw_spin_unlock(raw_spinlock_t *lock)
+static inline void arch_spin_unlock(arch_spinlock_t *lock)
{
__asm__ __volatile__("stb %%g0, [%0]" : : "r" (lock) : "memory");
}
@@ -65,7 +65,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
* Sort of like atomic_t's on Sparc, but even more clever.
*
* ------------------------------------
- * | 24-bit counter | wlock | raw_rwlock_t
+ * | 24-bit counter | wlock | arch_rwlock_t
* ------------------------------------
* 31 8 7 0
*
@@ -76,9 +76,9 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
*
* Unfortunately this scheme limits us to ~16,000,000 cpus.
*/
-static inline void arch_read_lock(raw_rwlock_t *rw)
+static inline void __arch_read_lock(arch_rwlock_t *rw)
{
- register raw_rwlock_t *lp asm("g1");
+ register arch_rwlock_t *lp asm("g1");
lp = rw;
__asm__ __volatile__(
"mov %%o7, %%g4\n\t"
@@ -89,16 +89,16 @@ static inline void arch_read_lock(raw_rwlock_t *rw)
: "g2", "g4", "memory", "cc");
}
-#define __raw_read_lock(lock) \
+#define arch_read_lock(lock) \
do { unsigned long flags; \
local_irq_save(flags); \
- arch_read_lock(lock); \
+ __arch_read_lock(lock); \
local_irq_restore(flags); \
} while(0)
-static inline void arch_read_unlock(raw_rwlock_t *rw)
+static inline void __arch_read_unlock(arch_rwlock_t *rw)
{
- register raw_rwlock_t *lp asm("g1");
+ register arch_rwlock_t *lp asm("g1");
lp = rw;
__asm__ __volatile__(
"mov %%o7, %%g4\n\t"
@@ -109,16 +109,16 @@ static inline void arch_read_unlock(raw_rwlock_t *rw)
: "g2", "g4", "memory", "cc");
}
-#define __raw_read_unlock(lock) \
+#define arch_read_unlock(lock) \
do { unsigned long flags; \
local_irq_save(flags); \
- arch_read_unlock(lock); \
+ __arch_read_unlock(lock); \
local_irq_restore(flags); \
} while(0)
-static inline void __raw_write_lock(raw_rwlock_t *rw)
+static inline void arch_write_lock(arch_rwlock_t *rw)
{
- register raw_rwlock_t *lp asm("g1");
+ register arch_rwlock_t *lp asm("g1");
lp = rw;
__asm__ __volatile__(
"mov %%o7, %%g4\n\t"
@@ -130,7 +130,7 @@ static inline void __raw_write_lock(raw_rwlock_t *rw)
*(volatile __u32 *)&lp->lock = ~0U;
}
-static inline int __raw_write_trylock(raw_rwlock_t *rw)
+static inline int arch_write_trylock(arch_rwlock_t *rw)
{
unsigned int val;
@@ -150,9 +150,9 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw)
return (val == 0);
}
-static inline int arch_read_trylock(raw_rwlock_t *rw)
+static inline int __arch_read_trylock(arch_rwlock_t *rw)
{
- register raw_rwlock_t *lp asm("g1");
+ register arch_rwlock_t *lp asm("g1");
register int res asm("o0");
lp = rw;
__asm__ __volatile__(
@@ -165,27 +165,27 @@ static inline int arch_read_trylock(raw_rwlock_t *rw)
return res;
}
-#define __raw_read_trylock(lock) \
+#define arch_read_trylock(lock) \
({ unsigned long flags; \
int res; \
local_irq_save(flags); \
- res = arch_read_trylock(lock); \
+ res = __arch_read_trylock(lock); \
local_irq_restore(flags); \
res; \
})
-#define __raw_write_unlock(rw) do { (rw)->lock = 0; } while(0)
+#define arch_write_unlock(rw) do { (rw)->lock = 0; } while(0)
-#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
-#define __raw_read_lock_flags(rw, flags) __raw_read_lock(rw)
-#define __raw_write_lock_flags(rw, flags) __raw_write_lock(rw)
+#define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock)
+#define arch_read_lock_flags(rw, flags) arch_read_lock(rw)
+#define arch_write_lock_flags(rw, flags) arch_write_lock(rw)
-#define _raw_spin_relax(lock) cpu_relax()
-#define _raw_read_relax(lock) cpu_relax()
-#define _raw_write_relax(lock) cpu_relax()
+#define arch_spin_relax(lock) cpu_relax()
+#define arch_read_relax(lock) cpu_relax()
+#define arch_write_relax(lock) cpu_relax()
-#define __raw_read_can_lock(rw) (!((rw)->lock & 0xff))
-#define __raw_write_can_lock(rw) (!(rw)->lock)
+#define arch_read_can_lock(rw) (!((rw)->lock & 0xff))
+#define arch_write_can_lock(rw) (!(rw)->lock)
#endif /* !(__ASSEMBLY__) */
diff --git a/arch/sparc/include/asm/spinlock_64.h b/arch/sparc/include/asm/spinlock_64.h
index 43e51478358..073936a8b27 100644
--- a/arch/sparc/include/asm/spinlock_64.h
+++ b/arch/sparc/include/asm/spinlock_64.h
@@ -21,13 +21,13 @@
* the spinner sections must be pre-V9 branches.
*/
-#define __raw_spin_is_locked(lp) ((lp)->lock != 0)
+#define arch_spin_is_locked(lp) ((lp)->lock != 0)
-#define __raw_spin_unlock_wait(lp) \
+#define arch_spin_unlock_wait(lp) \
do { rmb(); \
} while((lp)->lock)
-static inline void __raw_spin_lock(raw_spinlock_t *lock)
+static inline void arch_spin_lock(arch_spinlock_t *lock)
{
unsigned long tmp;
@@ -46,7 +46,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock)
: "memory");
}
-static inline int __raw_spin_trylock(raw_spinlock_t *lock)
+static inline int arch_spin_trylock(arch_spinlock_t *lock)
{
unsigned long result;
@@ -59,7 +59,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
return (result == 0UL);
}
-static inline void __raw_spin_unlock(raw_spinlock_t *lock)
+static inline void arch_spin_unlock(arch_spinlock_t *lock)
{
__asm__ __volatile__(
" stb %%g0, [%0]"
@@ -68,7 +68,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
: "memory");
}
-static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags)
+static inline void arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
{
unsigned long tmp1, tmp2;
@@ -92,7 +92,7 @@ static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long fla
/* Multi-reader locks, these are much saner than the 32-bit Sparc ones... */
-static void inline arch_read_lock(raw_rwlock_t *lock)
+static void inline arch_read_lock(arch_rwlock_t *lock)
{
unsigned long tmp1, tmp2;
@@ -115,7 +115,7 @@ static void inline arch_read_lock(raw_rwlock_t *lock)
: "memory");
}
-static int inline arch_read_trylock(raw_rwlock_t *lock)
+static int inline arch_read_trylock(arch_rwlock_t *lock)
{
int tmp1, tmp2;
@@ -136,7 +136,7 @@ static int inline arch_read_trylock(raw_rwlock_t *lock)
return tmp1;
}
-static void inline arch_read_unlock(raw_rwlock_t *lock)
+static void inline arch_read_unlock(arch_rwlock_t *lock)
{
unsigned long tmp1, tmp2;
@@ -152,7 +152,7 @@ static void inline arch_read_unlock(raw_rwlock_t *lock)
: "memory");
}
-static void inline arch_write_lock(raw_rwlock_t *lock)
+static void inline arch_write_lock(arch_rwlock_t *lock)
{
unsigned long mask, tmp1, tmp2;
@@ -177,7 +177,7 @@ static void inline arch_write_lock(raw_rwlock_t *lock)
: "memory");
}
-static void inline arch_write_unlock(raw_rwlock_t *lock)
+static void inline arch_write_unlock(arch_rwlock_t *lock)
{
__asm__ __volatile__(
" stw %%g0, [%0]"
@@ -186,7 +186,7 @@ static void inline arch_write_unlock(raw_rwlock_t *lock)
: "memory");
}
-static int inline arch_write_trylock(raw_rwlock_t *lock)
+static int inline arch_write_trylock(arch_rwlock_t *lock)
{
unsigned long mask, tmp1, tmp2, result;
@@ -210,21 +210,21 @@ static int inline arch_write_trylock(raw_rwlock_t *lock)
return result;
}
-#define __raw_read_lock(p) arch_read_lock(p)
-#define __raw_read_lock_flags(p, f) arch_read_lock(p)
-#define __raw_read_trylock(p) arch_read_trylock(p)
-#define __raw_read_unlock(p) arch_read_unlock(p)
-#define __raw_write_lock(p) arch_write_lock(p)
-#define __raw_write_lock_flags(p, f) arch_write_lock(p)
-#define __raw_write_unlock(p) arch_write_unlock(p)
-#define __raw_write_trylock(p) arch_write_trylock(p)
-
-#define __raw_read_can_lock(rw) (!((rw)->lock & 0x80000000UL))
-#define __raw_write_can_lock(rw) (!(rw)->lock)
-
-#define _raw_spin_relax(lock) cpu_relax()
-#define _raw_read_relax(lock) cpu_relax()
-#define _raw_write_relax(lock) cpu_relax()
+#define arch_read_lock(p) arch_read_lock(p)
+#define arch_read_lock_flags(p, f) arch_read_lock(p)
+#define arch_read_trylock(p) arch_read_trylock(p)
+#define arch_read_unlock(p) arch_read_unlock(p)
+#define arch_write_lock(p) arch_write_lock(p)
+#define arch_write_lock_flags(p, f) arch_write_lock(p)
+#define arch_write_unlock(p) arch_write_unlock(p)
+#define arch_write_trylock(p) arch_write_trylock(p)
+
+#define arch_read_can_lock(rw) (!((rw)->lock & 0x80000000UL))
+#define arch_write_can_lock(rw) (!(rw)->lock)
+
+#define arch_spin_relax(lock) cpu_relax()
+#define arch_read_relax(lock) cpu_relax()
+#define arch_write_relax(lock) cpu_relax()
#endif /* !(__ASSEMBLY__) */
diff --git a/arch/sparc/include/asm/spinlock_types.h b/arch/sparc/include/asm/spinlock_types.h
index 37cbe01c585..9c454fdeaad 100644
--- a/arch/sparc/include/asm/spinlock_types.h
+++ b/arch/sparc/include/asm/spinlock_types.h
@@ -7,14 +7,14 @@
typedef struct {
volatile unsigned char lock;
-} raw_spinlock_t;
+} arch_spinlock_t;
-#define __RAW_SPIN_LOCK_UNLOCKED { 0 }
+#define __ARCH_SPIN_LOCK_UNLOCKED { 0 }
typedef struct {
volatile unsigned int lock;
-} raw_rwlock_t;
+} arch_rwlock_t;
-#define __RAW_RW_LOCK_UNLOCKED { 0 }
+#define __ARCH_RW_LOCK_UNLOCKED { 0 }
#endif
diff --git a/arch/sparc/include/asm/string_32.h b/arch/sparc/include/asm/string_32.h
index 6c5fddb7e6b..edf196ee4ef 100644
--- a/arch/sparc/include/asm/string_32.h
+++ b/arch/sparc/include/asm/string_32.h
@@ -16,8 +16,6 @@
#ifdef __KERNEL__
extern void __memmove(void *,const void *,__kernel_size_t);
-extern __kernel_size_t __memcpy(void *,const void *,__kernel_size_t);
-extern __kernel_size_t __memset(void *,int,__kernel_size_t);
#ifndef EXPORT_SYMTAB_STROPS
@@ -32,82 +30,10 @@ extern __kernel_size_t __memset(void *,int,__kernel_size_t);
})
#define __HAVE_ARCH_MEMCPY
-
-static inline void *__constant_memcpy(void *to, const void *from, __kernel_size_t n)
-{
- extern void __copy_1page(void *, const void *);
-
- if(n <= 32) {
- __builtin_memcpy(to, from, n);
- } else if (((unsigned int) to & 7) != 0) {
- /* Destination is not aligned on the double-word boundary */
- __memcpy(to, from, n);
- } else {
- switch(n) {
- case PAGE_SIZE:
- __copy_1page(to, from);
- break;
- default:
- __memcpy(to, from, n);
- break;
- }
- }
- return to;
-}
-
-static inline void *__nonconstant_memcpy(void *to, const void *from, __kernel_size_t n)
-{
- __memcpy(to, from, n);
- return to;
-}
-
-#undef memcpy
-#define memcpy(t, f, n) \
-(__builtin_constant_p(n) ? \
- __constant_memcpy((t),(f),(n)) : \
- __nonconstant_memcpy((t),(f),(n)))
+#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
#define __HAVE_ARCH_MEMSET
-
-static inline void *__constant_c_and_count_memset(void *s, char c, __kernel_size_t count)
-{
- extern void bzero_1page(void *);
- extern __kernel_size_t __bzero(void *, __kernel_size_t);
-
- if(!c) {
- if(count == PAGE_SIZE)
- bzero_1page(s);
- else
- __bzero(s, count);
- } else {
- __memset(s, c, count);
- }
- return s;
-}
-
-static inline void *__constant_c_memset(void *s, char c, __kernel_size_t count)
-{
- extern __kernel_size_t __bzero(void *, __kernel_size_t);
-
- if(!c)
- __bzero(s, count);
- else
- __memset(s, c, count);
- return s;
-}
-
-static inline void *__nonconstant_memset(void *s, char c, __kernel_size_t count)
-{
- __memset(s, c, count);
- return s;
-}
-
-#undef memset
-#define memset(s, c, count) \
-(__builtin_constant_p(c) ? (__builtin_constant_p(count) ? \
- __constant_c_and_count_memset((s), (c), (count)) : \
- __constant_c_memset((s), (c), (count))) \
- : __nonconstant_memset((s), (c), (count)))
+#define memset(s, c, count) __builtin_memset(s, c, count)
#define __HAVE_ARCH_MEMSCAN
diff --git a/arch/sparc/include/asm/string_64.h b/arch/sparc/include/asm/string_64.h
index 43161f2d17e..9623bc21315 100644
--- a/arch/sparc/include/asm/string_64.h
+++ b/arch/sparc/include/asm/string_64.h
@@ -15,8 +15,6 @@
#include <asm/asi.h>
-extern void *__memset(void *,int,__kernel_size_t);
-
#ifndef EXPORT_SYMTAB_STROPS
/* First the mem*() things. */
@@ -24,29 +22,10 @@ extern void *__memset(void *,int,__kernel_size_t);
extern void *memmove(void *, const void *, __kernel_size_t);
#define __HAVE_ARCH_MEMCPY
-extern void *memcpy(void *, const void *, __kernel_size_t);
+#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
#define __HAVE_ARCH_MEMSET
-extern void *__builtin_memset(void *,int,__kernel_size_t);
-
-static inline void *__constant_memset(void *s, int c, __kernel_size_t count)
-{
- extern __kernel_size_t __bzero(void *, __kernel_size_t);
-
- if (!c) {
- __bzero(s, count);
- return s;
- } else
- return __memset(s, c, count);
-}
-
-#undef memset
-#define memset(s, c, count) \
-((__builtin_constant_p(count) && (count) <= 32) ? \
- __builtin_memset((s), (c), (count)) : \
- (__builtin_constant_p(c) ? \
- __constant_memset((s), (c), (count)) : \
- __memset((s), (c), (count))))
+#define memset(s, c, count) __builtin_memset(s, c, count)
#define __HAVE_ARCH_MEMSCAN
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index 1b45a7bbe40..39be9f256e5 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -227,12 +227,12 @@ register struct thread_info *current_thread_info_reg asm("g6");
/* flag bit 8 is available */
#define TIF_SECCOMP 9 /* secure computing */
#define TIF_SYSCALL_AUDIT 10 /* syscall auditing active */
-/* flag bit 11 is available */
+#define TIF_SYSCALL_TRACEPOINT 11 /* syscall tracepoint instrumentation */
/* NOTE: Thread flags >= 12 should be ones we have no interest
* in using in assembly, else we can't use the mask as
* an immediate value in instructions such as andcc.
*/
-#define TIF_ABI_PENDING 12
+/* flag bit 12 is available */
#define TIF_MEMDIE 13
#define TIF_POLLING_NRFLAG 14
#define TIF_FREEZE 15 /* is freezing for suspend */
@@ -246,7 +246,7 @@ register struct thread_info *current_thread_info_reg asm("g6");
#define _TIF_32BIT (1<<TIF_32BIT)
#define _TIF_SECCOMP (1<<TIF_SECCOMP)
#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
-#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING)
+#define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
#define _TIF_FREEZE (1<<TIF_FREEZE)
diff --git a/arch/sparc/include/asm/timex_32.h b/arch/sparc/include/asm/timex_32.h
index b6ccdb0d6f7..a254750e4c0 100644
--- a/arch/sparc/include/asm/timex_32.h
+++ b/arch/sparc/include/asm/timex_32.h
@@ -12,4 +12,5 @@
typedef unsigned long cycles_t;
#define get_cycles() (0)
+extern u32 (*do_arch_gettimeoffset)(void);
#endif
diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
index 600a79035fa..1c79f32734a 100644
--- a/arch/sparc/include/asm/topology_64.h
+++ b/arch/sparc/include/asm/topology_64.h
@@ -12,7 +12,9 @@ static inline int cpu_to_node(int cpu)
#define parent_node(node) (node)
-#define cpumask_of_node(node) (&numa_cpumask_lookup_table[node])
+#define cpumask_of_node(node) ((node) == -1 ? \
+ cpu_all_mask : \
+ &numa_cpumask_lookup_table[node])
struct pci_bus;
#ifdef CONFIG_PCI
diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h
index 8303ac48103..25f1d10155e 100644
--- a/arch/sparc/include/asm/uaccess_32.h
+++ b/arch/sparc/include/asm/uaccess_32.h
@@ -260,8 +260,23 @@ static inline unsigned long __copy_to_user(void __user *to, const void *from, un
return __copy_user(to, (__force void __user *) from, n);
}
+extern void copy_from_user_overflow(void)
+#ifdef CONFIG_DEBUG_STRICT_USER_COPY_CHECKS
+ __compiletime_error("copy_from_user() buffer size is not provably correct")
+#else
+ __compiletime_warning("copy_from_user() buffer size is not provably correct")
+#endif
+;
+
static inline unsigned long copy_from_user(void *to, const void __user *from, unsigned long n)
{
+ int sz = __compiletime_object_size(to);
+
+ if (unlikely(sz != -1 && sz < n)) {
+ copy_from_user_overflow();
+ return n;
+ }
+
if (n && __access_ok((unsigned long) from, n))
return __copy_user((__force void __user *) to, from, n);
else
diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h
index 9ea271e19c7..2406788bfe5 100644
--- a/arch/sparc/include/asm/uaccess_64.h
+++ b/arch/sparc/include/asm/uaccess_64.h
@@ -6,6 +6,7 @@
*/
#ifdef __KERNEL__
+#include <linux/errno.h>
#include <linux/compiler.h>
#include <linux/string.h>
#include <linux/thread_info.h>
@@ -204,6 +205,14 @@ __asm__ __volatile__( \
extern int __get_user_bad(void);
+extern void copy_from_user_overflow(void)
+#ifdef CONFIG_DEBUG_STRICT_USER_COPY_CHECKS
+ __compiletime_error("copy_from_user() buffer size is not provably correct")
+#else
+ __compiletime_warning("copy_from_user() buffer size is not provably correct")
+#endif
+;
+
extern unsigned long __must_check ___copy_from_user(void *to,
const void __user *from,
unsigned long size);
@@ -212,10 +221,16 @@ extern unsigned long copy_from_user_fixup(void *to, const void __user *from,
static inline unsigned long __must_check
copy_from_user(void *to, const void __user *from, unsigned long size)
{
- unsigned long ret = ___copy_from_user(to, from, size);
-
- if (unlikely(ret))
- ret = copy_from_user_fixup(to, from, size);
+ int sz = __compiletime_object_size(to);
+ unsigned long ret = size;
+
+ if (likely(sz == -1 || sz >= size)) {
+ ret = ___copy_from_user(to, from, size);
+ if (unlikely(ret))
+ ret = copy_from_user_fixup(to, from, size);
+ } else {
+ copy_from_user_overflow();
+ }
return ret;
}
#define __copy_from_user copy_from_user
diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h
index d8d25bd9712..cb4b9bfd0d8 100644
--- a/arch/sparc/include/asm/unistd.h
+++ b/arch/sparc/include/asm/unistd.h
@@ -398,7 +398,7 @@
#define __NR_perf_event_open 327
#define __NR_recvmmsg 328
-#define NR_SYSCALLS 329
+#define NR_syscalls 329
#ifdef __32bit_syscall_numbers__
/* Sparc 32-bit only has the "setresuid32", "getresuid32" variants,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-03-03 11:50:48 +0000