linux-kernel - Re: [PATCH 2/7] Introduce __page_check

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Message-ID: <4B1BC5EA.5040200@redhat.com>
Date:	Sun, 06 Dec 2009 09:55:38 -0500
From:	Rik van Riel <riel@...hat.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
CC:	LKML <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Larry Woodman <lwoodman@...hat.com>
Subject: Re: [PATCH 2/7] Introduce __page_check_address

On 12/04/2009 03:42 AM, KOSAKI Motohiro wrote:
>  From 381108e1ff6309f45f45a67acf2a1dd66e41df4f Mon Sep 17 00:00:00 2001
> From: KOSAKI Motohiro<kosaki.motohiro@...fujitsu.com>
> Date: Thu, 3 Dec 2009 15:01:42 +0900
> Subject: [PATCH 2/7] Introduce __page_check_address
>
> page_check_address() need to take ptelock. but it might be contended.
> Then we need trylock version and this patch introduce new helper function.
>
> it will be used latter patch.
>
> Signed-off-by: KOSAKI Motohiro<kosaki.motohiro@...fujitsu.com>

Reviewed-by: Rik van Riel <riel@...hat.com>

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