---

yaml --- r: 224026 b: refs/heads/master c: 466bd30 h: refs/heads/master v: v3
git-mirror · Oct 22, 2010 · 77d20b6 · 77d20b6
1 parent 3387363
commit 77d20b6
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1118e2cd33d47254854e1ba3ba8e32802ff14fdf
+refs/heads/master: 466bd3030973910118ca601da8072be97a1e2209
diff --git a/trunk/kernel/timer.c b/trunk/kernel/timer.c
@@ -974,7 +974,11 @@ int del_timer_sync(struct timer_list *timer)
 	lock_map_release(&timer->lockdep_map);
 	local_bh_enable();
 #endif
-
+	/*
+	 * don't use it in hardirq context, because it
+	 * could lead to deadlock.
+	 */
+	WARN_ON(in_irq());
 	for (;;) {
 		int ret = try_to_del_timer_sync(timer);
 		if (ret >= 0)