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locking: Convert raw_rwlock functions to arch_rwlock

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Name space cleanup for rwlock functions. No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: linux-arch@vger.kernel.org
This commit is contained in:
Thomas Gleixner
2009-12-03 20:08:46 +01:00
parent fb3a6bbc91
commit e5931943d0
18 changed files with 215 additions and 215 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
arch/s390/include/asm/spinlock.h
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@@ -113,13 +113,13 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp)
* read_can_lock - would read_trylock() succeed?
* @lock: the rwlock in question.
*/
#define __raw_read_can_lock(x) ((int)(x)->lock >= 0)
#define arch_read_can_lock(x) ((int)(x)->lock >= 0)
/**
* write_can_lock - would write_trylock() succeed?
* @lock: the rwlock in question.
*/
#define __raw_write_can_lock(x) ((x)->lock == 0)
#define arch_write_can_lock(x) ((x)->lock == 0)
extern void _raw_read_lock_wait(arch_rwlock_t *lp);
extern void _raw_read_lock_wait_flags(arch_rwlock_t *lp, unsigned long flags);
@@ -128,7 +128,7 @@ extern void _raw_write_lock_wait(arch_rwlock_t *lp);
extern void _raw_write_lock_wait_flags(arch_rwlock_t *lp, unsigned long flags);
extern int _raw_write_trylock_retry(arch_rwlock_t *lp);
static inline void __raw_read_lock(arch_rwlock_t *rw)
static inline void arch_read_lock(arch_rwlock_t *rw)
{
unsigned int old;
old = rw->lock & 0x7fffffffU;
@@ -136,7 +136,7 @@ static inline void __raw_read_lock(arch_rwlock_t *rw)
_raw_read_lock_wait(rw);
}
static inline void __raw_read_lock_flags(arch_rwlock_t *rw, unsigned long flags)
static inline void arch_read_lock_flags(arch_rwlock_t *rw, unsigned long flags)
{
unsigned int old;
old = rw->lock & 0x7fffffffU;
@@ -144,7 +144,7 @@ static inline void __raw_read_lock_flags(arch_rwlock_t *rw, unsigned long flags)
_raw_read_lock_wait_flags(rw, flags);
}
static inline void __raw_read_unlock(arch_rwlock_t *rw)
static inline void arch_read_unlock(arch_rwlock_t *rw)
{
unsigned int old, cmp;
@@ -155,24 +155,24 @@ static inline void __raw_read_unlock(arch_rwlock_t *rw)
} while (cmp != old);
}
static inline void __raw_write_lock(arch_rwlock_t *rw)
static inline void arch_write_lock(arch_rwlock_t *rw)
{
if (unlikely(_raw_compare_and_swap(&rw->lock, 0, 0x80000000) != 0))
_raw_write_lock_wait(rw);
}
static inline void __raw_write_lock_flags(arch_rwlock_t *rw, unsigned long flags)
static inline void arch_write_lock_flags(arch_rwlock_t *rw, unsigned long flags)
{
if (unlikely(_raw_compare_and_swap(&rw->lock, 0, 0x80000000) != 0))
_raw_write_lock_wait_flags(rw, flags);
}
static inline void __raw_write_unlock(arch_rwlock_t *rw)
static inline void arch_write_unlock(arch_rwlock_t *rw)
{
_raw_compare_and_swap(&rw->lock, 0x80000000, 0);
}
static inline int __raw_read_trylock(arch_rwlock_t *rw)
static inline int arch_read_trylock(arch_rwlock_t *rw)
{
unsigned int old;
old = rw->lock & 0x7fffffffU;
@@ -181,7 +181,7 @@ static inline int __raw_read_trylock(arch_rwlock_t *rw)
return _raw_read_trylock_retry(rw);
}
static inline int __raw_write_trylock(arch_rwlock_t *rw)
static inline int arch_write_trylock(arch_rwlock_t *rw)
{
if (likely(_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0))
return 1;