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author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-05 22:38:55 +0300 |
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committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-05 22:38:55 +0300 |
commit | 328198acb7407301ddf6005c0fa1e04bd0c539c8 (patch) | |
tree | 9936112bd195bfbaacc9a75f2ea7ff757a2c0546 /include/asm-ppc/spinlock.h | |
parent | 9e0cb06b17be7e562cbdaba2768649f025826dc6 (diff) | |
parent | fecb4a0c87c2bcaee1f3cf800126eef752a07ed3 (diff) | |
download | linux-328198acb7407301ddf6005c0fa1e04bd0c539c8.tar.xz |
Merge branch 'master'
Diffstat (limited to 'include/asm-ppc/spinlock.h')
-rw-r--r-- | include/asm-ppc/spinlock.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/asm-ppc/spinlock.h b/include/asm-ppc/spinlock.h index 20edcf2a6e0c..5c64b75f0295 100644 --- a/include/asm-ppc/spinlock.h +++ b/include/asm-ppc/spinlock.h @@ -9,7 +9,7 @@ * (the type definitions are in asm/raw_spinlock_types.h) */ -#define __raw_spin_is_locked(x) ((x)->lock != 0) +#define __raw_spin_is_locked(x) ((x)->slock != 0) #define __raw_spin_unlock_wait(lock) \ do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0) #define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock) @@ -31,17 +31,17 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock) bne- 2b\n\ isync" : "=&r"(tmp) - : "r"(&lock->lock), "r"(1) + : "r"(&lock->slock), "r"(1) : "cr0", "memory"); } static inline void __raw_spin_unlock(raw_spinlock_t *lock) { __asm__ __volatile__("eieio # __raw_spin_unlock": : :"memory"); - lock->lock = 0; + lock->slock = 0; } -#define __raw_spin_trylock(l) (!test_and_set_bit(0,&(l)->lock)) +#define __raw_spin_trylock(l) (!test_and_set_bit(0,(volatile unsigned long *)(&(l)->slock))) /* * Read-write spinlocks, allowing multiple readers |