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locking, powerpc: Rename __spin_try_lock() and friends 

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: 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: <20090831124415.918799705@de.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Heiko Carstens 2009-08-31 14:43:31 +02:00 committed by Ingo Molnar
parent bbe69aa57a
commit 8307a98097
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
arch/powerpc/include/asm/spinlock.h
View File

@ -54,7 +54,7 @@
* This returns the old value in the lock, so we succeeded
* in getting the lock if the return value is 0.
*/
static inline unsigned long __spin_trylock(raw_spinlock_t *lock)
static inline unsigned long arch_spin_trylock(raw_spinlock_t *lock)
{
unsigned long tmp, token;
@ -76,7 +76,7 @@ static inline unsigned long __spin_trylock(raw_spinlock_t *lock)
static inline int __raw_spin_trylock(raw_spinlock_t *lock)
{
CLEAR_IO_SYNC;
return __spin_trylock(lock) == 0;
return arch_spin_trylock(lock) == 0;
}
/*
@ -108,7 +108,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock)
{
CLEAR_IO_SYNC;
while (1) {
if (likely(__spin_trylock(lock) == 0))
if (likely(arch_spin_trylock(lock) == 0))
break;
do {
HMT_low();
@ -126,7 +126,7 @@ void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags)
CLEAR_IO_SYNC;
while (1) {
if (likely(__spin_trylock(lock) == 0))
if (likely(arch_spin_trylock(lock) == 0))
break;
local_save_flags(flags_dis);
local_irq_restore(flags);
@ -181,7 +181,7 @@ extern void __raw_spin_unlock_wait(raw_spinlock_t *lock);
* This returns the old value in the lock + 1,
* so we got a read lock if the return value is > 0.
*/
static inline long __read_trylock(raw_rwlock_t *rw)
static inline long arch_read_trylock(raw_rwlock_t *rw)
{
long tmp;
@ -205,7 +205,7 @@ static inline long __read_trylock(raw_rwlock_t *rw)
* This returns the old value in the lock,
* so we got the write lock if the return value is 0.
*/
static inline long __write_trylock(raw_rwlock_t *rw)
static inline long arch_write_trylock(raw_rwlock_t *rw)
{
long tmp, token;
@ -228,7 +228,7 @@ static inline long __write_trylock(raw_rwlock_t *rw)
static inline void __raw_read_lock(raw_rwlock_t *rw)
{
while (1) {
if (likely(__read_trylock(rw) > 0))
if (likely(arch_read_trylock(rw) > 0))
break;
do {
HMT_low();
@ -242,7 +242,7 @@ static inline void __raw_read_lock(raw_rwlock_t *rw)
static inline void __raw_write_lock(raw_rwlock_t *rw)
{
while (1) {
if (likely(__write_trylock(rw) == 0))
if (likely(arch_write_trylock(rw) == 0))
break;
do {
HMT_low();
@ -255,12 +255,12 @@ static inline void __raw_write_lock(raw_rwlock_t *rw)
static inline int __raw_read_trylock(raw_rwlock_t *rw)
{
return __read_trylock(rw) > 0;
return arch_read_trylock(rw) > 0;
}
static inline int __raw_write_trylock(raw_rwlock_t *rw)
{
return __write_trylock(rw) == 0;
return arch_write_trylock(rw) == 0;
}
static inline void __raw_read_unlock(raw_rwlock_t *rw)