diff options
Diffstat (limited to 'arch/mips/lib/dec_and_lock.c')
| -rw-r--r-- | arch/mips/lib/dec_and_lock.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/mips/lib/dec_and_lock.c b/arch/mips/lib/dec_and_lock.c index e44e9579bd36..fd82c84a93b7 100644 --- a/arch/mips/lib/dec_and_lock.c +++ b/arch/mips/lib/dec_and_lock.c | |||
| @@ -20,14 +20,7 @@ | |||
| 20 | * has a cmpxchg, and where atomic->value is an int holding | 20 | * has a cmpxchg, and where atomic->value is an int holding |
| 21 | * the value of the atomic (i.e. the high bits aren't used | 21 | * the value of the atomic (i.e. the high bits aren't used |
| 22 | * for a lock or anything like that). | 22 | * for a lock or anything like that). |
| 23 | * | ||
| 24 | * N.B. ATOMIC_DEC_AND_LOCK gets defined in include/linux/spinlock.h | ||
| 25 | * if spinlocks are empty and thus atomic_dec_and_lock is defined | ||
| 26 | * to be atomic_dec_and_test - in that case we don't need it | ||
| 27 | * defined here as well. | ||
| 28 | */ | 23 | */ |
| 29 | |||
| 30 | #ifndef ATOMIC_DEC_AND_LOCK | ||
| 31 | int _atomic_dec_and_lock(atomic_t *atomic, spinlock_t *lock) | 24 | int _atomic_dec_and_lock(atomic_t *atomic, spinlock_t *lock) |
| 32 | { | 25 | { |
| 33 | int counter; | 26 | int counter; |
| @@ -52,4 +45,3 @@ int _atomic_dec_and_lock(atomic_t *atomic, spinlock_t *lock) | |||
| 52 | } | 45 | } |
| 53 | 46 | ||
| 54 | EXPORT_SYMBOL(_atomic_dec_and_lock); | 47 | EXPORT_SYMBOL(_atomic_dec_and_lock); |
| 55 | #endif /* ATOMIC_DEC_AND_LOCK */ | ||
