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author | Thomas Gleixner <tglx@linutronix.de> | 2009-12-03 19:01:19 (GMT) |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2009-12-14 22:55:32 (GMT) |
commit | fb3a6bbc912b12347614e5742c7c61416cdb0ca0 (patch) | |
tree | f9dbf8dab23cea6f033a58672ba16abf2ae09ebd /arch/s390/include | |
parent | 0199c4e68d1f02894bdefe4b5d9e9ee4aedd8d62 (diff) | |
download | linux-fb3a6bbc912b12347614e5742c7c61416cdb0ca0.tar.xz |
locking: Convert raw_rwlock to arch_rwlock
Not strictly necessary for -rt as -rt does not have non sleeping
rwlocks, but it's odd to not have a consistent naming convention.
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
Diffstat (limited to 'arch/s390/include')
-rw-r--r-- | arch/s390/include/asm/spinlock.h | 30 | ||||
-rw-r--r-- | arch/s390/include/asm/spinlock_types.h | 4 |
2 files changed, 17 insertions, 17 deletions
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index a94c146..7f98f0e 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -121,14 +121,14 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp) */ #define __raw_write_can_lock(x) ((x)->lock == 0) -extern void _raw_read_lock_wait(raw_rwlock_t *lp); -extern void _raw_read_lock_wait_flags(raw_rwlock_t *lp, unsigned long flags); -extern int _raw_read_trylock_retry(raw_rwlock_t *lp); -extern void _raw_write_lock_wait(raw_rwlock_t *lp); -extern void _raw_write_lock_wait_flags(raw_rwlock_t *lp, unsigned long flags); -extern int _raw_write_trylock_retry(raw_rwlock_t *lp); - -static inline void __raw_read_lock(raw_rwlock_t *rw) +extern void _raw_read_lock_wait(arch_rwlock_t *lp); +extern void _raw_read_lock_wait_flags(arch_rwlock_t *lp, unsigned long flags); +extern int _raw_read_trylock_retry(arch_rwlock_t *lp); +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) { unsigned int old; old = rw->lock & 0x7fffffffU; @@ -136,7 +136,7 @@ static inline void __raw_read_lock(raw_rwlock_t *rw) _raw_read_lock_wait(rw); } -static inline void __raw_read_lock_flags(raw_rwlock_t *rw, unsigned long flags) +static inline void __raw_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(raw_rwlock_t *rw, unsigned long flags) _raw_read_lock_wait_flags(rw, flags); } -static inline void __raw_read_unlock(raw_rwlock_t *rw) +static inline void __raw_read_unlock(arch_rwlock_t *rw) { unsigned int old, cmp; @@ -155,24 +155,24 @@ static inline void __raw_read_unlock(raw_rwlock_t *rw) } while (cmp != old); } -static inline void __raw_write_lock(raw_rwlock_t *rw) +static inline void __raw_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(raw_rwlock_t *rw, unsigned long flags) +static inline void __raw_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(raw_rwlock_t *rw) +static inline void __raw_write_unlock(arch_rwlock_t *rw) { _raw_compare_and_swap(&rw->lock, 0x80000000, 0); } -static inline int __raw_read_trylock(raw_rwlock_t *rw) +static inline int __raw_read_trylock(arch_rwlock_t *rw) { unsigned int old; old = rw->lock & 0x7fffffffU; @@ -181,7 +181,7 @@ static inline int __raw_read_trylock(raw_rwlock_t *rw) return _raw_read_trylock_retry(rw); } -static inline int __raw_write_trylock(raw_rwlock_t *rw) +static inline int __raw_write_trylock(arch_rwlock_t *rw) { if (likely(_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0)) return 1; diff --git a/arch/s390/include/asm/spinlock_types.h b/arch/s390/include/asm/spinlock_types.h index e25c037..9c76656 100644 --- a/arch/s390/include/asm/spinlock_types.h +++ b/arch/s390/include/asm/spinlock_types.h @@ -13,8 +13,8 @@ typedef struct { 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 |