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| author | Dave Jones <davej@redhat.com> | 2006-04-18 17:19:55 -0500 |
|---|---|---|
| committer | Dave Jones <davej@redhat.com> | 2006-04-18 17:19:55 -0500 |
| commit | f1f76afd71e0f17af9a35fcb649f4bab53304a4d (patch) | |
| tree | a56257b13a0eda4a9b7e950c3b85adad16341b80 /include/asm-generic/mutex-dec.h | |
| parent | 530515a06f90c0831732709efee4a99497bd2b7c (diff) | |
| parent | 385910f2b275a636238f70844f1b6da9fda6f2da (diff) | |
| download | kernel-crypto-f1f76afd71e0f17af9a35fcb649f4bab53304a4d.tar.gz kernel-crypto-f1f76afd71e0f17af9a35fcb649f4bab53304a4d.tar.xz kernel-crypto-f1f76afd71e0f17af9a35fcb649f4bab53304a4d.zip | |
Merge ../linus
Diffstat (limited to 'include/asm-generic/mutex-dec.h')
| -rw-r--r-- | include/asm-generic/mutex-dec.h | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/include/asm-generic/mutex-dec.h b/include/asm-generic/mutex-dec.h index 40c6d1f8659..29c6ac34e23 100644 --- a/include/asm-generic/mutex-dec.h +++ b/include/asm-generic/mutex-dec.h @@ -17,13 +17,14 @@ * it wasn't 1 originally. This function MUST leave the value lower than * 1 even when the "1" assertion wasn't true. */ -#define __mutex_fastpath_lock(count, fail_fn) \ -do { \ - if (unlikely(atomic_dec_return(count) < 0)) \ - fail_fn(count); \ - else \ - smp_mb(); \ -} while (0) +static inline void +__mutex_fastpath_lock(atomic_t *count, fastcall void (*fail_fn)(atomic_t *)) +{ + if (unlikely(atomic_dec_return(count) < 0)) + fail_fn(count); + else + smp_mb(); +} /** * __mutex_fastpath_lock_retval - try to take the lock by moving the count @@ -36,7 +37,7 @@ do { \ * or anything the slow path function returns. */ static inline int -__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) +__mutex_fastpath_lock_retval(atomic_t *count, fastcall int (*fail_fn)(atomic_t *)) { if (unlikely(atomic_dec_return(count) < 0)) return fail_fn(count); @@ -59,12 +60,13 @@ __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) * __mutex_slowpath_needs_to_unlock() macro needs to return 1, it needs * to return 0 otherwise. */ -#define __mutex_fastpath_unlock(count, fail_fn) \ -do { \ - smp_mb(); \ - if (unlikely(atomic_inc_return(count) <= 0)) \ - fail_fn(count); \ -} while (0) +static inline void +__mutex_fastpath_unlock(atomic_t *count, fastcall void (*fail_fn)(atomic_t *)) +{ + smp_mb(); + if (unlikely(atomic_inc_return(count) <= 0)) + fail_fn(count); +} #define __mutex_slowpath_needs_to_unlock() 1 |