linux-kernel - Re: [PATCH 08/12] oom: dump_tasks() use find_lock_task

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Message-ID: <20100603152652.GA8743@redhat.com>
Date:	Thu, 3 Jun 2010 17:26:52 +0200
From:	Oleg Nesterov <oleg@...hat.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>,
	David Rientjes <rientjes@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Nick Piggin <npiggin@...e.de>
Subject: Re: [PATCH 08/12] oom: dump_tasks() use find_lock_task_mm() too

(off-topic)

out_of_memory() calls dump_header()->dump_tasks() lockless, we
need tasklist.

Oleg.

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