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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Subject: Re: [patch -mm 12/18] oom: remove unnecessary code and cleanup
In-Reply-To: <alpine.DEB.2.00.1006010016020.29202@chino.kir.corp.google.com>
References: <alpine.DEB.2.00.1006010008410.29202@chino.kir.corp.google.com> <alpine.DEB.2.00.1006010016020.29202@chino.kir.corp.google.com>
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Date: Tue,  1 Jun 2010 16:40:10 +0900 (JST)
Sender: owner-linux-mm@kvack.org
To: David Rientjes <rientjes@google.com>
Cc: kosaki.motohiro@jp.fujitsu.com, Andrew Morton <akpm@linux-foundation.org>, Rik van Riel <riel@redhat.com>, Nick Piggin <npiggin@suse.de>, Oleg Nesterov <oleg@redhat.com>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, Balbir Singh <balbir@linux.vnet.ibm.com>, linux-mm@kvack.org
List-ID: <linux-mm.kvack.org>

> Remove the redundancy in __oom_kill_task() since:
> 
>  - init can never be passed to this function: it will never be PF_EXITING
>    or selectable from select_bad_process(), and
> 
>  - it will never be passed a task from oom_kill_task() without an ->mm
>    and we're unconcerned about detachment from exiting tasks, there's no
>    reason to protect them against SIGKILL or access to memory reserves.
> 
> Also moves the kernel log message to a higher level since the verbosity is
> not always emitted here; we need not print an error message if an exiting
> task is given a longer timeslice.
> 
> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
> Signed-off-by: David Rientjes <rientjes@google.com>

need respin.




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