Fix incorrect memory ordering in RwLock

Fixes #323
Amanieu · May 30, 2022 · d26c284 · d26c284
1 parent 6f6e021
commit d26c284
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/raw_rwlock.rs b/src/raw_rwlock.rs
@@ -988,8 +988,8 @@ impl RawRwLock {
                 if let Err(x) = self.state.compare_exchange_weak(
                     state,
                     state | WRITER_PARKED_BIT,
-                    Ordering::Relaxed,
-                    Ordering::Relaxed,
+                    Ordering::Acquire,
+                    Ordering::Acquire,
                 ) {
                     state = x;
                     continue;