diff options
Diffstat (limited to 'include/linux/spinlock.h')
| -rw-r--r-- | include/linux/spinlock.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 1341f7d62da4..be48f1cb1878 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -476,6 +476,15 @@ extern int _atomic_dec_and_lock_irqsave(atomic_t *atomic, spinlock_t *lock, #define atomic_dec_and_lock_irqsave(atomic, lock, flags) \ __cond_lock(lock, _atomic_dec_and_lock_irqsave(atomic, lock, &(flags))) +extern int _atomic_dec_and_raw_lock(atomic_t *atomic, raw_spinlock_t *lock); +#define atomic_dec_and_raw_lock(atomic, lock) \ + __cond_lock(lock, _atomic_dec_and_raw_lock(atomic, lock)) + +extern int _atomic_dec_and_raw_lock_irqsave(atomic_t *atomic, raw_spinlock_t *lock, + unsigned long *flags); +#define atomic_dec_and_raw_lock_irqsave(atomic, lock, flags) \ + __cond_lock(lock, _atomic_dec_and_raw_lock_irqsave(atomic, lock, &(flags))) + int __alloc_bucket_spinlocks(spinlock_t **locks, unsigned int *lock_mask, size_t max_size, unsigned int cpu_mult, gfp_t gfp, const char *name, |