From: Rik van Riel <riel@redhat.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mel Gorman <mel@csn.ul.ie>, Linux-MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Minchan Kim <minchan.kim@gmail.com>,
Christoph Lameter <cl@linux.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 2/2] mm,migration: Prevent rmap_walk_[anon|ksm] seeing the wrong VMA information
Date: Mon, 26 Apr 2010 22:13:28 -0400 [thread overview]
Message-ID: <4BD64848.9070604@redhat.com> (raw)
In-Reply-To: <20100427093136.4de21a47.kamezawa.hiroyu@jp.fujitsu.com>
On 04/26/2010 08:31 PM, KAMEZAWA Hiroyuki wrote:
>> If you're part way down the list, surely you'll need to
>> unlock multiple anon_vmas here before going to retry?
>>
> vma->anon_vma->lock is released after vma_address().
Doh, never mind. Too much code in my mind at once...
Acked-by: Rik van Riel <riel@redhat.com>
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next prev parent reply other threads:[~2010-04-27 2:13 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-26 22:37 [PATCH 0/2] Fix migration races in rmap_walk() Mel Gorman
2010-04-26 22:37 ` [PATCH 1/2] mm,migration: During fork(), wait for migration to end if migration PTE is encountered Mel Gorman
2010-04-26 23:28 ` Minchan Kim
2010-04-27 0:08 ` Rik van Riel
2010-04-26 22:37 ` [PATCH 2/2] mm,migration: Prevent rmap_walk_[anon|ksm] seeing the wrong VMA information Mel Gorman
2010-04-26 23:05 ` Minchan Kim
2010-04-27 0:30 ` KAMEZAWA Hiroyuki
2010-04-27 9:17 ` Mel Gorman
2010-04-26 23:15 ` Minchan Kim
2010-04-27 0:07 ` KAMEZAWA Hiroyuki
2010-04-27 3:50 ` KAMEZAWA Hiroyuki
2010-04-27 4:03 ` KAMEZAWA Hiroyuki
2010-04-27 8:59 ` Mel Gorman
2010-04-27 9:09 ` KAMEZAWA Hiroyuki
2010-04-27 10:29 ` Mel Gorman
2010-04-27 15:37 ` Andrea Arcangeli
2010-04-27 16:35 ` Mel Gorman
2010-04-27 0:30 ` Rik van Riel
2010-04-27 0:31 ` KAMEZAWA Hiroyuki
2010-04-27 2:13 ` Rik van Riel [this message]
2010-04-26 23:04 ` [PATCH 0/2] Fix migration races in rmap_walk() Andrea Arcangeli
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