AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

locking, sparc: Rename __spin_try_lock() and friends

Browse Source 
Needed to avoid namespace conflicts when the common code
function bodies of _spin_try_lock() etc. are moved to a header
file where the function name would be __spin_try_lock().

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Horst Hartmann <horsth@linux.vnet.ibm.com>
Cc: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: David Miller <davem@davemloft.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Roman Zippel <zippel@linux-m68k.org>
Cc: <linux-arch@vger.kernel.org>
LKML-Reference: <20090831124416.306495811@de.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Heiko Carstens 2009-08-31 14:43:32 +02:00 committed by Ingo Molnar
parent 8307a98097
commit 9f34ceb603
2 changed files with 20 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
arch/sparc/include/asm/spinlock_32.h
View File

@ -76,7 +76,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
*
* Unfortunately this scheme limits us to ~16,000,000 cpus.
*/
static inline void __read_lock(raw_rwlock_t *rw)
static inline void arch_read_lock(raw_rwlock_t *rw)
{
register raw_rwlock_t *lp asm("g1");
lp = rw;
@ -92,11 +92,11 @@ static inline void __read_lock(raw_rwlock_t *rw)
#define __raw_read_lock(lock) \
do { unsigned long flags; \
local_irq_save(flags); \
__read_lock(lock); \
arch_read_lock(lock); \
local_irq_restore(flags); \
} while(0)
static inline void __read_unlock(raw_rwlock_t *rw)
static inline void arch_read_unlock(raw_rwlock_t *rw)
{
register raw_rwlock_t *lp asm("g1");
lp = rw;
@ -112,7 +112,7 @@ static inline void __read_unlock(raw_rwlock_t *rw)
#define __raw_read_unlock(lock) \
do { unsigned long flags; \
local_irq_save(flags); \
__read_unlock(lock); \
arch_read_unlock(lock); \
local_irq_restore(flags); \
} while(0)
@ -150,7 +150,7 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw)
return (val == 0);
}
static inline int __read_trylock(raw_rwlock_t *rw)
static inline int arch_read_trylock(raw_rwlock_t *rw)
{
register raw_rwlock_t *lp asm("g1");
register int res asm("o0");
@ -169,7 +169,7 @@ static inline int __read_trylock(raw_rwlock_t *rw)
({ unsigned long flags; \
int res; \
local_irq_save(flags); \
res = __read_trylock(lock); \
res = arch_read_trylock(lock); \
local_irq_restore(flags); \
res; \
})

28
arch/sparc/include/asm/spinlock_64.h
View File

@ -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 __read_lock(raw_rwlock_t *lock)
static void inline arch_read_lock(raw_rwlock_t *lock)
{
unsigned long tmp1, tmp2;
@ -115,7 +115,7 @@ static void inline __read_lock(raw_rwlock_t *lock)
: "memory");
}
static int inline __read_trylock(raw_rwlock_t *lock)
static int inline arch_read_trylock(raw_rwlock_t *lock)
{
int tmp1, tmp2;
@ -136,7 +136,7 @@ static int inline __read_trylock(raw_rwlock_t *lock)
return tmp1;
}
static void inline __read_unlock(raw_rwlock_t *lock)
static void inline arch_read_unlock(raw_rwlock_t *lock)
{
unsigned long tmp1, tmp2;
@ -152,7 +152,7 @@ static void inline __read_unlock(raw_rwlock_t *lock)
: "memory");
}
static void inline __write_lock(raw_rwlock_t *lock)
static void inline arch_write_lock(raw_rwlock_t *lock)
{
unsigned long mask, tmp1, tmp2;
@ -177,7 +177,7 @@ static void inline __write_lock(raw_rwlock_t *lock)
: "memory");
}
static void inline __write_unlock(raw_rwlock_t *lock)
static void inline arch_write_unlock(raw_rwlock_t *lock)
{
__asm__ __volatile__(
" stw %%g0, [%0]"
@ -186,7 +186,7 @@ static void inline __write_unlock(raw_rwlock_t *lock)
: "memory");
}
static int inline __write_trylock(raw_rwlock_t *lock)
static int inline arch_write_trylock(raw_rwlock_t *lock)
{
unsigned long mask, tmp1, tmp2, result;
@ -210,14 +210,14 @@ static int inline __write_trylock(raw_rwlock_t *lock)
return result;
}
#define __raw_read_lock(p) __read_lock(p)
#define __raw_read_lock_flags(p, f) __read_lock(p)
#define __raw_read_trylock(p) __read_trylock(p)
#define __raw_read_unlock(p) __read_unlock(p)
#define __raw_write_lock(p) __write_lock(p)
#define __raw_write_lock_flags(p, f) __write_lock(p)
#define __raw_write_unlock(p) __write_unlock(p)
#define __raw_write_trylock(p) __write_trylock(p)
#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)