[PATCH] workqueue: remove the comment about the old manager_arb mutex

[Lai Jiangshan]

The manager_arb mutex doesn't exist any more.

Signed-off-by: Lai Jiangshan <jiangshan...@gmail.com>
---
 kernel/workqueue.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 19785a092026..698b6f1ecddd 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -165,7 +165,6 @@ struct worker_pool {
        DECLARE_HASHTABLE(busy_hash, BUSY_WORKER_HASH_ORDER);
                                                /* L: hash of busy workers */
 
-       /* see manage_workers() for details on the two manager mutexes */
        struct worker           *manager;       /* L: purely informational */
        struct mutex            attach_mutex;   /* attach/detach exclusion */
        struct list_head        workers;        /* A: attached workers */
-- 
2.14.3 (Apple Git-98)