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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-11-20 19:33:52 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-11-22 16:55:06 -0500 |
| commit | 06611a71a35a1b14efe192454aabf3a01b4804d4 (patch) | |
| tree | 8b4cb1876b802c8df08a6de15945cc920891267d /include/linux/atomic.h | |
| parent | e6b578917f51ac7776869875c6fe10c73acd3773 (diff) | |
Update bcachefs sources to 783085c3cc44 kbuild: Allow gcov to be enabled on the command line
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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); \ |