From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>,
Andrew Morton <akpm@linux-foundation.org>,
Nick Piggin <nickpiggin@yahoo.com.au>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH] mm, lockdep: annotate reclaim context to zone reclaim too
Date: Sun, 3 Jan 2010 00:09:32 +0900 [thread overview]
Message-ID: <2f11576a1001020709m106b16fcqa15ee41a1a8e22a@mail.gmail.com> (raw)
In-Reply-To: <1262443500.6408.3.camel@laptop>
2010/1/2 Peter Zijlstra <peterz@infradead.org>:
> On Sat, 2010-01-02 at 22:29 +0900, KOSAKI Motohiro wrote:
>
>> When recursive annotation occur?
>
> Dunno, I told you you'd have to make sure it doesn't.
Please see PF_MEMALLOC turning on/off operation points. all
PF_MEMALLOC turing on point prevent recersive already.
(because, otherwise we lost PF_MEMALLOC and makes deadlock...)
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prev parent reply other threads:[~2010-01-02 15:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-01 9:45 [PATCH] mm, lockdep: annotate reclaim context to zone reclaim too KOSAKI Motohiro
2010-01-01 23:19 ` Peter Zijlstra
2010-01-02 5:21 ` KOSAKI Motohiro
2010-01-02 10:46 ` Peter Zijlstra
2010-01-02 13:29 ` KOSAKI Motohiro
2010-01-02 14:45 ` Peter Zijlstra
2010-01-02 15:09 ` KOSAKI Motohiro [this message]
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