diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-generic/atomic.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h index 2a23da03365..4e8ecf0693e 100644 --- a/include/asm-generic/atomic.h +++ b/include/asm-generic/atomic.h @@ -140,13 +140,20 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u) return c; } -static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) +/** + * atomic_clear_mask - Atomically clear bits in atomic variable + * @mask: Mask of the bits to be cleared + * @v: pointer of type atomic_t + * + * Atomically clears the bits set in @mask from @v + */ +static inline void atomic_clear_mask(unsigned long mask, atomic_t *v) { unsigned long flags; mask = ~mask; raw_local_irq_save(flags); /* Don't trace it in a irqsoff handler */ - *addr &= mask; + v->counter &= mask; raw_local_irq_restore(flags); } |