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-rw-r--r--kernel/wait.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/wait.c b/kernel/wait.c
index 42a2dbc181c8..c4bd3d825f35 100644
--- a/kernel/wait.c
+++ b/kernel/wait.c
@@ -10,13 +10,14 @@
10#include <linux/wait.h> 10#include <linux/wait.h>
11#include <linux/hash.h> 11#include <linux/hash.h>
12 12
13void init_waitqueue_head(wait_queue_head_t *q) 13void __init_waitqueue_head(wait_queue_head_t *q, struct lock_class_key *key)
14{ 14{
15 spin_lock_init(&q->lock); 15 spin_lock_init(&q->lock);
16 lockdep_set_class(&q->lock, key);
16 INIT_LIST_HEAD(&q->task_list); 17 INIT_LIST_HEAD(&q->task_list);
17} 18}
18 19
19EXPORT_SYMBOL(init_waitqueue_head); 20EXPORT_SYMBOL(__init_waitqueue_head);
20 21
21void add_wait_queue(wait_queue_head_t *q, wait_queue_t *wait) 22void add_wait_queue(wait_queue_head_t *q, wait_queue_t *wait)
22{ 23{
@@ -154,7 +155,7 @@ void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait,
154 if (!list_empty(&wait->task_list)) 155 if (!list_empty(&wait->task_list))
155 list_del_init(&wait->task_list); 156 list_del_init(&wait->task_list);
156 else if (waitqueue_active(q)) 157 else if (waitqueue_active(q))
157 __wake_up_common(q, mode, 1, 0, key); 158 __wake_up_locked_key(q, mode, key);
158 spin_unlock_irqrestore(&q->lock, flags); 159 spin_unlock_irqrestore(&q->lock, flags);
159} 160}
160EXPORT_SYMBOL(abort_exclusive_wait); 161EXPORT_SYMBOL(abort_exclusive_wait);