From: Rik van Riel <riel@redhat.com>
To: Minchan Kim <minchan.kim@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>,
Andrea Arcangeli <aarcange@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>
Subject: Re: [PATCH v2 07/10] In order putback lru core
Date: Wed, 01 Jun 2011 17:08:25 -0400 [thread overview]
Message-ID: <4DE6AA49.4090907@redhat.com> (raw)
In-Reply-To: <e473fa18da363dfdfbd43e1862e48563f6d4e36f.1306689214.git.minchan.kim@gmail.com>
On 05/29/2011 02:13 PM, Minchan Kim wrote:
> This patch defines new APIs to put back the page into previous position of LRU.
> The idea I suggested in LSF/MM is simple.
>
> When we try to put back the page into lru list and if friends(prev, next) of the page
> still is nearest neighbor, we can insert isolated page into prev's next instead of
> head of LRU list. So it keeps LRU history without losing the LRU information.
> Cc: KAMEZAWA Hiroyuki<kamezawa.hiroyu@jp.fujitsu.com>
> Cc: KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com>
> Cc: Mel Gorman<mgorman@suse.de>
> Cc: Rik van Riel<riel@redhat.com>
> Cc: Andrea Arcangeli<aarcange@redhat.com>
> Signed-off-by: Minchan Kim<minchan.kim@gmail.com>
Looks reasonable.
Acked-by: Rik van Riel <riel@redhat.com>
WARNING: multiple messages have this Message-ID (diff)
From: Rik van Riel <riel@redhat.com>
To: Minchan Kim <minchan.kim@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>,
Andrea Arcangeli <aarcange@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>
Subject: Re: [PATCH v2 07/10] In order putback lru core
Date: Wed, 01 Jun 2011 17:08:25 -0400 [thread overview]
Message-ID: <4DE6AA49.4090907@redhat.com> (raw)
In-Reply-To: <e473fa18da363dfdfbd43e1862e48563f6d4e36f.1306689214.git.minchan.kim@gmail.com>
On 05/29/2011 02:13 PM, Minchan Kim wrote:
> This patch defines new APIs to put back the page into previous position of LRU.
> The idea I suggested in LSF/MM is simple.
>
> When we try to put back the page into lru list and if friends(prev, next) of the page
> still is nearest neighbor, we can insert isolated page into prev's next instead of
> head of LRU list. So it keeps LRU history without losing the LRU information.
> Cc: KAMEZAWA Hiroyuki<kamezawa.hiroyu@jp.fujitsu.com>
> Cc: KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com>
> Cc: Mel Gorman<mgorman@suse.de>
> Cc: Rik van Riel<riel@redhat.com>
> Cc: Andrea Arcangeli<aarcange@redhat.com>
> Signed-off-by: Minchan Kim<minchan.kim@gmail.com>
Looks reasonable.
Acked-by: Rik van Riel <riel@redhat.com>
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next prev parent reply other threads:[~2011-06-01 21:08 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-29 18:13 [PATCH v2 00/10] Prevent LRU churning Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-29 18:13 ` [PATCH v2 01/10] Make clear description of isolate/putback functions Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-31 20:48 ` Rik van Riel
2011-05-31 20:48 ` Rik van Riel
2011-05-29 18:13 ` [PATCH v2 02/10] compaction: trivial clean up acct_isolated Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-31 12:11 ` Johannes Weiner
2011-05-31 12:11 ` Johannes Weiner
2011-06-01 15:31 ` Rik van Riel
2011-06-01 15:31 ` Rik van Riel
2011-05-29 18:13 ` [PATCH v2 03/10] Change isolate mode from int type to enum type Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-31 13:36 ` Johannes Weiner
2011-05-31 13:36 ` Johannes Weiner
2011-05-31 13:44 ` Minchan Kim
2011-05-31 13:44 ` Minchan Kim
2011-05-29 18:13 ` [PATCH v2 04/10] Add additional isolation mode Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-31 13:39 ` Johannes Weiner
2011-05-31 13:39 ` Johannes Weiner
2011-06-01 15:55 ` Rik van Riel
2011-06-01 15:55 ` Rik van Riel
2011-05-29 18:13 ` [PATCH v2 05/10] compaction: make isolate_lru_page with filter aware Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-06-01 16:03 ` Rik van Riel
2011-06-01 16:03 ` Rik van Riel
2011-05-29 18:13 ` [PATCH v2 06/10] vmscan: " Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-31 13:46 ` Johannes Weiner
2011-05-31 13:46 ` Johannes Weiner
2011-05-31 13:51 ` Minchan Kim
2011-05-31 13:51 ` Minchan Kim
2011-05-29 18:13 ` [PATCH v2 07/10] In order putback lru core Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-06-01 21:08 ` Rik van Riel [this message]
2011-06-01 21:08 ` Rik van Riel
2011-05-29 18:13 ` [PATCH v2 08/10] migration: make in-order-putback aware Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-29 18:13 ` [PATCH v2 09/10] compaction: make compaction use in-order putback Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-29 18:13 ` [PATCH v2 10/10] add tracepoints Minchan Kim
2011-05-29 18:13 ` Minchan Kim
2011-05-29 18:37 ` [PATCH v2 00/10] Prevent LRU churning Minchan Kim
2011-05-29 18:37 ` Minchan Kim
2011-05-30 1:47 ` KOSAKI Motohiro
2011-05-30 1:47 ` KOSAKI Motohiro
2011-05-30 7:25 ` Minchan Kim
2011-05-30 7:25 ` Minchan Kim
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