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Added memory barrier semantics to ngx_rwlock_unlock().

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This commit is contained in:
Ruslan Ermilov 2017-06-16 18:15:53 +03:00
parent 8310d81dc7
commit 3f26c20756
1 changed files with 1 additions and 1 deletions
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2
src/core/ngx_rwlock.c
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@ -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;
}