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freezer: remove obsolete comments in __thaw_task()

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__thaw_task() no longer clears frozen flag since commit a3201227f8
(freezer: make freezing() test freeze conditions in effect instead of TIF_FREEZE).

Reviewed-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Cong Wang 2014-10-21 09:27:13 +02:00 committed by Rafael J. Wysocki
parent 51fae6da64
commit c05eb32f47
1 changed files with 0 additions and 6 deletions
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6
kernel/freezer.c
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@ -150,12 +150,6 @@ void __thaw_task(struct task_struct *p)
{
unsigned long flags;
/*
* Clear freezing and kick @p if FROZEN. Clearing is guaranteed to
* be visible to @p as waking up implies wmb. Waking up inside
* freezer_lock also prevents wakeups from leaking outside
* refrigerator.
*/
spin_lock_irqsave(&freezer_lock, flags);
if (frozen(p))
wake_up_process(p);