From: Minchan Kim <minchan.kim@gmail.com>
To: Rik van Riel <riel@redhat.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
lwoodman@redhat.com, akpm@linux-foundation.org,
Lee Schermerhorn <Lee.Schermerhorn@hp.com>,
aarcange@redhat.com
Subject: Re: [PATCH -mm] rmap: remove obsolete check from __page_check_anon_rmap
Date: Tue, 02 Feb 2010 00:26:39 +0900 [thread overview]
Message-ID: <1265037999.20322.33.camel@barrios-desktop> (raw)
In-Reply-To: <20100128014312.47c5045d@annuminas.surriel.com>
On Thu, 2010-01-28 at 01:43 -0500, Rik van Riel wrote:
> When an anonymous page is inherited from a parent process, the
> vma->anon_vma can differ from the page anon_vma. This can trip
> up __page_check_anon_rmap, which is indirectly called from
> do_swap_page().
>
> Remove that obsolete check to prevent an oops.
>
> Signed-off-by: Rik van Riel <riel@redhat.com>
Reviewed-by: Minchan Kim <minchan.kim>
Hmm, too late.
--
Kind regards,
Minchan Kim
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next prev parent reply other threads:[~2010-02-01 15:26 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-28 5:20 [PATCH -mm] change anon_vma linking to fix multi-process server scalability issue Rik van Riel
2010-01-28 6:43 ` [PATCH -mm] rmap: remove obsolete check from __page_check_anon_rmap Rik van Riel
2010-02-01 15:26 ` Minchan Kim [this message]
2010-01-28 6:43 ` [PATCH -mm] rmap: move exclusively owned pages to own anon_vma in do_wp_page Rik van Riel
2010-02-01 15:25 ` Minchan Kim
2010-02-01 16:33 ` Rik van Riel
2010-01-28 16:37 ` [PATCH -mm] change anon_vma linking to fix multi-process server scalability issue Minchan Kim
2010-01-28 17:24 ` Rik van Riel
2010-01-29 0:55 ` Minchan Kim
2010-01-29 1:18 ` Rik van Riel
2010-01-29 23:14 ` Andrew Morton
2010-01-29 23:57 ` Rik van Riel
2010-01-30 0:22 ` [PATCH -mm] further cleanups to " Rik van Riel
2010-01-30 0:34 ` [PATCH -mm] remove VM_LOCK_RMAP code Rik van Riel
2010-02-01 6:15 ` Nick Piggin
2010-02-01 15:55 ` Rik van Riel
2010-02-02 6:44 ` Nick Piggin
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