From: Minchan Kim <minchan.kim@gmail.com>
To: Mel Gorman <mel@csn.ul.ie>
Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org,
Linux Kernel List <linux-kernel@vger.kernel.org>,
Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Wu Fengguang <fengguang.wu@intel.com>,
Andrea Arcangeli <aarcange@redhat.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Dave Chinner <david@fromorbit.com>,
Chris Mason <chris.mason@oracle.com>,
Christoph Hellwig <hch@lst.de>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 05/10] vmscan: Synchrounous lumpy reclaim use lock_page() instead trylock_page()
Date: Wed, 8 Sep 2010 00:28:40 +0900 [thread overview]
Message-ID: <20100907152840.GD4620@barrios-desktop> (raw)
In-Reply-To: <1283770053-18833-6-git-send-email-mel@csn.ul.ie>
On Mon, Sep 06, 2010 at 11:47:28AM +0100, Mel Gorman wrote:
> From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
>
> With synchrounous lumpy reclaim, there is no reason to give up to reclaim
> pages even if page is locked. This patch uses lock_page() instead of
> trylock_page() in this case.
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
> Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
--
Kind regards,
Minchan Kim
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next prev parent reply other threads:[~2010-09-07 15:28 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-06 10:47 [PATCH 0/9] Reduce latencies and improve overall reclaim efficiency v1 Mel Gorman
2010-09-06 10:47 ` [PATCH 01/10] tracing, vmscan: Add trace events for LRU list shrinking Mel Gorman
2010-09-06 10:47 ` [PATCH 02/10] writeback: Account for time spent congestion_waited Mel Gorman
2010-09-06 10:47 ` [PATCH 03/10] writeback: Do not congestion sleep if there are no congested BDIs or significant writeback Mel Gorman
2010-09-07 15:25 ` Minchan Kim
2010-09-08 11:04 ` Mel Gorman
2010-09-08 14:52 ` Minchan Kim
2010-09-09 8:54 ` Mel Gorman
2010-09-12 15:37 ` Minchan Kim
2010-09-13 8:55 ` Mel Gorman
2010-09-13 9:48 ` Minchan Kim
2010-09-13 10:07 ` Mel Gorman
2010-09-13 10:20 ` Minchan Kim
2010-09-13 10:30 ` Mel Gorman
2010-09-08 21:23 ` Andrew Morton
2010-09-09 10:43 ` Mel Gorman
2010-09-09 3:02 ` KAMEZAWA Hiroyuki
2010-09-09 8:58 ` Mel Gorman
2010-09-06 10:47 ` [PATCH 04/10] vmscan: Synchronous lumpy reclaim should not call congestion_wait() Mel Gorman
2010-09-07 15:26 ` Minchan Kim
2010-09-08 6:15 ` Johannes Weiner
2010-09-08 11:25 ` Wu Fengguang
2010-09-09 3:03 ` KAMEZAWA Hiroyuki
2010-09-06 10:47 ` [PATCH 05/10] vmscan: Synchrounous lumpy reclaim use lock_page() instead trylock_page() Mel Gorman
2010-09-07 15:28 ` Minchan Kim [this message]
2010-09-08 6:16 ` Johannes Weiner
2010-09-08 11:28 ` Wu Fengguang
2010-09-09 3:04 ` KAMEZAWA Hiroyuki
2010-09-09 3:15 ` KAMEZAWA Hiroyuki
2010-09-09 3:25 ` Wu Fengguang
2010-09-09 4:13 ` KOSAKI Motohiro
2010-09-09 9:22 ` Mel Gorman
2010-09-10 10:25 ` KOSAKI Motohiro
2010-09-10 10:33 ` KOSAKI Motohiro
2010-09-13 9:14 ` Mel Gorman
2010-09-14 10:14 ` KOSAKI Motohiro
2010-09-06 10:47 ` [PATCH 06/10] vmscan: Narrow the scenarios lumpy reclaim uses synchrounous reclaim Mel Gorman
2010-09-09 3:14 ` KAMEZAWA Hiroyuki
2010-09-06 10:47 ` [PATCH 07/10] vmscan: Remove dead code in shrink_inactive_list() Mel Gorman
2010-09-07 15:33 ` Minchan Kim
2010-09-06 10:47 ` [PATCH 08/10] vmscan: isolated_lru_pages() stop neighbour search if neighbour cannot be isolated Mel Gorman
2010-09-07 15:37 ` Minchan Kim
2010-09-08 11:12 ` Mel Gorman
2010-09-08 14:58 ` Minchan Kim
2010-09-08 11:37 ` Wu Fengguang
2010-09-08 12:50 ` Mel Gorman
2010-09-08 13:14 ` Wu Fengguang
2010-09-08 13:27 ` Mel Gorman
2010-09-09 3:17 ` KAMEZAWA Hiroyuki
2010-09-06 10:47 ` [PATCH 09/10] vmscan: Do not writeback filesystem pages in direct reclaim Mel Gorman
2010-09-13 13:31 ` Wu Fengguang
2010-09-13 13:55 ` Mel Gorman
2010-09-13 14:33 ` Wu Fengguang
2010-10-28 21:50 ` Christoph Hellwig
2010-10-29 10:26 ` Mel Gorman
2010-09-06 10:47 ` [PATCH 10/10] vmscan: Kick flusher threads to clean pages when reclaim is encountering dirty pages Mel Gorman
2010-09-09 3:22 ` KAMEZAWA Hiroyuki
2010-09-09 9:32 ` Mel Gorman
2010-09-13 0:53 ` KAMEZAWA Hiroyuki
2010-09-13 13:48 ` Wu Fengguang
2010-09-13 14:10 ` Mel Gorman
2010-09-13 14:41 ` Wu Fengguang
2010-09-06 10:49 ` [PATCH 0/9] Reduce latencies and improve overall reclaim efficiency v1 Mel Gorman
2010-09-08 3:14 ` KOSAKI Motohiro
2010-09-08 8:38 ` Mel Gorman
2010-09-13 23:10 ` Minchan Kim
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