LU-14352 various: only use wake_up_all() on exclusive waitqs

[fs/lustre-release.git] / lustre / ldlm / ldlm_lock.c

diff --git a/lustre/ldlm/ldlm_lock.c b/lustre/ldlm/ldlm_lock.c
index 48906c5..6e830f9 100644 (file)
--- a/lustre/ldlm/ldlm_lock.c
+++ b/lustre/ldlm/ldlm_lock.c
@@ -1337,7 +1337,7 @@ void ldlm_lock_fail_match_locked(struct ldlm_lock *lock)
 {
        if ((lock->l_flags & LDLM_FL_FAIL_NOTIFIED) == 0) {
                lock->l_flags |= LDLM_FL_FAIL_NOTIFIED;
-               wake_up_all(&lock->l_waitq);
+               wake_up(&lock->l_waitq);
        }
 }
 EXPORT_SYMBOL(ldlm_lock_fail_match_locked);
@@ -1359,7 +1359,7 @@ void ldlm_lock_fail_match(struct ldlm_lock *lock)
 void ldlm_lock_allow_match_locked(struct ldlm_lock *lock)
 {
        ldlm_set_lvb_ready(lock);
-       wake_up_all(&lock->l_waitq);
+       wake_up(&lock->l_waitq);
 }
 EXPORT_SYMBOL(ldlm_lock_allow_match_locked);
 
@@ -2448,7 +2448,7 @@ void ldlm_cancel_callback(struct ldlm_lock *lock)
 
                /* only canceller can set bl_done bit */
                ldlm_set_bl_done(lock);
-               wake_up_all(&lock->l_waitq);
+               wake_up(&lock->l_waitq);
        } else if (!ldlm_is_bl_done(lock)) {
                /* The lock is guaranteed to have been canceled once
                 * returning from this function. */