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From: David Rientjes on 1 Jun 2010 03:30
On Tue, 1 Jun 2010, KOSAKI Motohiro wrote:

> If the race of mm detach in task exiting vs oom is happen,
> find_lock_task_mm() can be return NULL.
>
> So, the warning is pointless. remove it.
>

This is already removed with my patch
oom-remove-unnecessary-code-and-cleanup.patch from my oom killer rewrite.
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From: David Rientjes on 3 Jun 2010 02:40
On Thu, 3 Jun 2010, KOSAKI Motohiro wrote:

> If the race of mm detach in task exiting vs oom is happen,
> find_lock_task_mm() can be return NULL.
>
> So, the warning is pointless.
>

Oh, please. This isn't rc material.

I already remove this entire function in my patchset, why are you even
bothering?
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From: KAMEZAWA Hiroyuki on 3 Jun 2010 02:40
On Thu, 3 Jun 2010 15:23:03 +0900 (JST)
KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com> wrote:

> If the race of mm detach in task exiting vs oom is happen,
> find_lock_task_mm() can be return NULL.
>
> So, the warning is pointless.
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com>

Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu(a)jp.fujitsu.com>

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