The patch titled
Subject: freezer: remove obsolete comments in __thaw_task()
has been added to the -mm tree. Its filename is
freezer-remove-obsolete-comments-in-__thaw_task.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/freezer-remove-obsolete-comments-in-__thaw_task.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/freezer-remove-obsolete-comments-in-__thaw_task.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
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------------------------------------------------------
From: Cong Wang <xiyou.wangcong@xxxxxxxxx>
Subject: freezer: remove obsolete comments in __thaw_task()
__thaw_task() no longer clears frozen flag since commit a3201227f803
("freezer: make freezing() test freeze conditions in effect instead of
TIF_FREEZE").
Signed-off-by: Cong Wang <xiyou.wangcong@xxxxxxxxx>
Reviewed-by: Michal Hocko <mhocko@xxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: "Rafael J. Wysocki" <rjw@xxxxxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/freezer.c | 6 ------
1 file changed, 6 deletions(-)
diff -puN kernel/freezer.c~freezer-remove-obsolete-comments-in-__thaw_task kernel/freezer.c
--- a/kernel/freezer.c~freezer-remove-obsolete-comments-in-__thaw_task
+++ a/kernel/freezer.c
@@ -161,12 +161,6 @@ 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);
_
Patches currently in -mm which might be from xiyou.wangcong@xxxxxxxxx are
origin.patch
freezer-check-oom-kill-while-being-frozen.patch
freezer-remove-obsolete-comments-in-__thaw_task.patch
oom-pm-oom-killed-task-cannot-escape-pm-suspend.patch
linux-next.patch
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