From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Andy Whitcroft <apw@shadowen.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Peter Zijlstra <peterz@infradead.org>,
Christoph Lameter <cl@linux-foundation.org>,
Rik van Riel <riel@redhat.com>, Mel Gorman <mel@csn.ul.ie>,
Nick Piggin <nickpiggin@yahoo.com.au>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 1/4] pull out the page pre-release and sanity check logic for reuse
Date: Thu, 2 Oct 2008 16:05:12 +0900 [thread overview]
Message-ID: <20081002160512.b87c3440.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <1222864261-22570-2-git-send-email-apw@shadowen.org>
On Wed, 1 Oct 2008 13:30:58 +0100
Andy Whitcroft <apw@shadowen.org> wrote:
> When we are about to release a page we perform a number of actions
> on that page. We clear down any anonymous mappings, confirm that
> the page is safe to release, check for freeing locks, before mapping
> the page should that be required. Pull this processing out into a
> helper function for reuse in a later patch.
>
> Note that we do not convert the similar cleardown in free_hot_cold_page()
> as the optimiser is unable to squash the loops during the inline.
>
> Signed-off-by: Andy Whitcroft <apw@shadowen.org>
> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
> Reviewed-by: Rik van Riel <riel@redhat.com>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiruyo@jp.fujitsu.com>
next prev parent reply other threads:[~2008-10-02 7:00 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-01 12:30 [PATCH 0/4] Reclaim page capture v4 Andy Whitcroft
2008-10-01 12:30 ` [PATCH 1/4] pull out the page pre-release and sanity check logic for reuse Andy Whitcroft
2008-10-02 7:05 ` KAMEZAWA Hiroyuki [this message]
2008-10-01 12:30 ` [PATCH 2/4] pull out zone cpuset and watermark checks " Andy Whitcroft
2008-10-02 7:05 ` KAMEZAWA Hiroyuki
2008-10-01 12:31 ` [PATCH 3/4] buddy: explicitly identify buddy field use in struct page Andy Whitcroft
2008-10-02 7:06 ` KAMEZAWA Hiroyuki
2008-10-01 12:31 ` [PATCH 4/4] capture pages freed during direct reclaim for allocation by the reclaimer Andy Whitcroft
2008-10-01 15:01 ` Christoph Lameter
2008-10-02 14:35 ` Andy Whitcroft
2008-10-02 16:29 ` Christoph Lameter
2008-10-03 3:41 ` KOSAKI Motohiro
2008-10-03 12:37 ` Christoph Lameter
2008-10-02 7:24 ` KAMEZAWA Hiroyuki
2008-10-02 15:02 ` Andy Whitcroft
2008-10-02 15:25 ` kamezawa.hiroyu
2008-10-02 2:46 ` [PATCH 0/4] Reclaim page capture v4 MinChan Kim
2008-10-02 15:04 ` Andy Whitcroft
2008-10-03 3:25 ` KOSAKI Motohiro
2008-10-03 6:48 ` KOSAKI Motohiro
2008-10-07 4:29 ` MinChan Kim
2008-10-02 6:44 ` KAMEZAWA Hiroyuki
-- strict thread matches above, loose matches on Subject: below --
2008-09-05 10:19 [PATCH 0/4] Reclaim page capture v3 Andy Whitcroft
2008-09-05 10:19 ` [PATCH 1/4] pull out the page pre-release and sanity check logic for reuse Andy Whitcroft
2008-09-08 14:11 ` MinChan Kim
2008-09-08 15:14 ` Andy Whitcroft
2008-09-03 18:44 [RFC PATCH 0/4] Reclaim page capture v2 Andy Whitcroft
2008-09-03 18:44 ` [PATCH 1/4] pull out the page pre-release and sanity check logic for reuse Andy Whitcroft
2008-09-04 1:24 ` Rik van Riel
2008-09-05 1:52 ` KOSAKI Motohiro
2008-07-01 17:58 [RFC PATCH 0/4] Reclaim page capture v1 Andy Whitcroft
2008-07-01 17:58 ` [PATCH 1/4] pull out the page pre-release and sanity check logic for reuse Andy Whitcroft
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