linux-kernel - Re: [PATCH 06/12] oom: remove warning for in mm-less task __oom_kill

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Message-ID: <alpine.DEB.2.00.1006022336440.22441@chino.kir.corp.google.com>
Date:	Wed, 2 Jun 2010 23:37:31 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
cc:	"Luis Claudio R. Goncalves" <lclaudio@...g.org>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>, Oleg Nesterov <oleg@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Nick Piggin <npiggin@...e.de>
Subject: Re: [PATCH 06/12] oom: remove warning for in mm-less task
 __oom_kill_process()

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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