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| author | Ruslan Ermilov <ru@nginx.com> | 2017-06-16 18:15:53 +0300 |
|---|---|---|
| committer | Ruslan Ermilov <ru@nginx.com> | 2017-06-16 18:15:53 +0300 |
| commit | 3f26c207560037af6cc47964da72c53d587e2def (patch) | |
| tree | 7bb99f6245360efdcd529d518f5b7c6ba2ef3be3 | |
| parent | 8310d81dc7751c23ad9693908a593c9f0ff3b196 (diff) | |
| download | nginx-3f26c207560037af6cc47964da72c53d587e2def.tar.gz nginx-3f26c207560037af6cc47964da72c53d587e2def.zip | |
Added memory barrier semantics to ngx_rwlock_unlock().
| -rw-r--r-- | src/core/ngx_rwlock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/core/ngx_rwlock.c b/src/core/ngx_rwlock.c index 905de780a..0aed29af5 100644 --- a/src/core/ngx_rwlock.c +++ b/src/core/ngx_rwlock.c @@ -94,7 +94,7 @@ ngx_rwlock_unlock(ngx_atomic_t *lock) readers = *lock; if (readers == NGX_RWLOCK_WLOCK) { - *lock = 0; + (void) ngx_atomic_cmp_set(lock, NGX_RWLOCK_WLOCK, 0); return; } |