linux-kernel - Re: + oom-check-pf_kthread-instead-of-mm-to-skip-kthreads.patch added to -mm tree

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Date:	Thu, 17 Jun 2010 10:51:38 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	linux-kernel@...r.kernel.org
Cc:	kosaki.motohiro@...fujitsu.com, oleg@...hat.com, balbir@...ibm.com,
	kamezawa.hiroyu@...fujitsu.com, rientjes@...gle.com
Subject: Re: + oom-check-pf_kthread-instead-of-mm-to-skip-kthreads.patch added to -mm tree

> 
> The patch titled
>      oom: check PF_KTHREAD instead of !mm to skip kthreads
> has been added to the -mm tree.  Its filename is
>      oom-check-pf_kthread-instead-of-mm-to-skip-kthreads.patch
> 
> Before you just go and hit "reply", please:
>    a) Consider who else should be cc'ed
>    b) Prefer to cc a suitable mailing list as well
>    c) Ideally: find the original patch on the mailing list and do a
>       reply-to-all to that, adding suitable additional cc's
> 
> *** Remember to use Documentation/SubmitChecklist when testing your code ***
> 
> See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
> out what to do about this
> 
> The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
> 
> ------------------------------------------------------
> Subject: oom: check PF_KTHREAD instead of !mm to skip kthreads
> From: Oleg Nesterov <oleg@...hat.com>
> 
> select_bad_process() thinks a kernel thread can't have ->mm != NULL, this
> is not true due to use_mm().
> 
> Change the code to check PF_KTHREAD.
> 
> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> Signed-off-by: Oleg Nesterov <oleg@...hat.com>
> Signed-off-by: David Rientjes <rientjes@...gle.com>
> Cc: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> Cc: Balbir Singh <balbir@...ibm.com>
> Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>

Acked-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>



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