diff options
Diffstat (limited to 'include/linux/atomic.h')
| -rw-r--r-- | include/linux/atomic.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 2c983cd4..7effc161 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -161,6 +161,13 @@ static inline i_type a_type##_read(const a_type##_t *v) \ return __ATOMIC_READ(&v->counter); \ } \ \ +static inline i_type a_type##_read_acquire(const a_type##_t *v) \ +{ \ + i_type ret = __ATOMIC_READ(&v->counter); \ + smp_mb__after_atomic(); \ + return ret; \ +} \ + \ static inline void a_type##_set(a_type##_t *v, i_type i) \ { \ return __ATOMIC_SET(&v->counter, i); \ |