---

yaml --- r: 101160 b: refs/heads/master c: 265d529 h: refs/heads/master v: v3
git-mirror · Jul 7, 2008 · 30b5f01 · 30b5f01
1 parent 4628411
commit 30b5f01
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f58ba889106af60f52af792efbe1973e458a2138
+refs/heads/master: 265d529cef6fd57698d79b3c0edd3a8178059ea6
diff --git a/trunk/fs/gfs2/glock.c b/trunk/fs/gfs2/glock.c
@@ -587,6 +587,7 @@ static void run_queue(struct gfs2_glock *gl, const int nonblock)
 		if (nonblock)
 			goto out_sched;
 		set_bit(GLF_DEMOTE_IN_PROGRESS, &gl->gl_flags);
+		GLOCK_BUG_ON(gl, gl->gl_demote_state == LM_ST_EXCLUSIVE);
 		gl->gl_target = gl->gl_demote_state;
 	} else {
 		if (test_bit(GLF_DEMOTE, &gl->gl_flags))
@@ -617,7 +618,9 @@ static void glock_work_func(struct work_struct *work)
 	if (test_and_clear_bit(GLF_REPLY_PENDING, &gl->gl_flags))
 		finish_xmote(gl, gl->gl_reply);
 	spin_lock(&gl->gl_spin);
-	if (test_and_clear_bit(GLF_PENDING_DEMOTE, &gl->gl_flags)) {
+	if (test_and_clear_bit(GLF_PENDING_DEMOTE, &gl->gl_flags) &&
+	    gl->gl_state != LM_ST_UNLOCKED &&
+	    gl->gl_demote_state != LM_ST_EXCLUSIVE) {
 		unsigned long holdtime, now = jiffies;
 		holdtime = gl->gl_tchange + gl->gl_ops->go_min_hold_time;
 		if (time_before(now, holdtime))