From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Wu Fengguang <wfg@mail.ustc.edu.cn>
Cc: linux-kernel@vger.kernel.org, Andrew Morton <akpm@osdl.org>,
linux-mm@vger.kernel.org
Subject: Re: [PATCH 01/16] mm: delayed page activation
Date: Thu, 10 Nov 2005 11:21:33 +1100 [thread overview]
Message-ID: <4372928D.80100@yahoo.com.au> (raw)
In-Reply-To: <20051109141432.393114000@localhost.localdomain>
Wu Fengguang wrote:
> When a page is referenced the second time in inactive_list, mark it with
> PG_activate instead of moving it into active_list immediately. The actual
> moving work is delayed to vmscan time.
>
This is something similar to what Rik and I have both wanted in the
past. In my case it was to simplify and improve the "use once"
streaming io mechanism.
I wouldn't feel comfortable lumping this together with your readahead
work all at once (ditto for some of the other vm changes).
Mabe we should look at making a decision on some of these peripheral
patches before readahead proper.
--
SUSE Labs, Novell Inc.
Send instant messages to your online friends http://au.messenger.yahoo.com
next prev parent reply other threads:[~2005-11-10 0:19 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-09 13:49 [PATCH 00/16] Adaptive read-ahead V7 Wu Fengguang
2005-11-09 13:49 ` [PATCH 01/16] mm: delayed page activation Wu Fengguang
2005-11-10 0:21 ` Nick Piggin [this message]
2005-11-10 3:15 ` Wu Fengguang
2005-11-10 9:17 ` Peter Zijlstra
2005-11-10 10:30 ` Wu Fengguang
2005-11-09 13:49 ` [PATCH 02/16] mm: balance page aging between zones Wu Fengguang
2005-11-09 13:49 ` [PATCH 03/16] radixtree: sync with mainline Wu Fengguang
2005-11-09 13:49 ` [PATCH 04/16] radix-tree: look-aside cache Wu Fengguang
2005-11-09 23:31 ` Nick Piggin
2005-11-10 5:25 ` Wu Fengguang
2005-11-10 6:50 ` Nick Piggin
2005-11-10 8:30 ` Wu Fengguang
2005-11-18 11:25 ` Wu Fengguang
2005-11-18 12:12 ` Wu Fengguang
2005-11-09 13:49 ` [PATCH 05/16] readahead: some preparation Wu Fengguang
2005-11-18 7:46 ` 2.6.15-rc1-mm2 Andrew Morton
2005-11-18 8:56 ` 2.6.15-rc1-mm2 Benoit Boissinot
2005-11-18 9:04 ` 2.6.15-rc1-mm2 Andrew Morton
2005-11-18 9:13 ` 2.6.15-rc1-mm2 Benoit Boissinot
2005-11-18 13:43 ` 2.6.15-rc1-mm2 Rafael J. Wysocki
2005-11-18 10:10 ` 2.6.15-rc1-mm2 Mauro Carvalho Chehab
2005-11-18 10:55 ` 2.6.15-rc1-mm2 Wu Fengguang
2005-11-18 11:29 ` 2.6.15-rc1-mm2 Andy Whitcroft
2005-11-18 16:29 ` 2.6.15-rc1-mm2 Michael Krufky
2005-11-20 0:23 ` 2.6.15-rc1-mm2 Michal Piotrowski
2005-11-20 8:04 ` 2.6.15-rc1-mm2 Hugh Dickins
2005-11-20 12:53 ` 2.6.15-rc1-mm2 Michal Piotrowski
2005-11-09 13:49 ` [PATCH 06/16] readahead: call scheme Wu Fengguang
2005-11-09 13:49 ` [PATCH 07/16] readahead: tunable parameters Wu Fengguang
2005-11-09 13:49 ` [PATCH 08/16] readahead: state based method Wu Fengguang
2005-11-09 13:49 ` [PATCH 09/16] readahead: context " Wu Fengguang
2005-11-09 13:49 ` [PATCH 10/16] readahead: other methods Wu Fengguang
2005-11-09 13:49 ` [PATCH 11/16] readahead: mandatory thrashing protection Wu Fengguang
2005-11-09 13:49 ` [PATCH 12/16] readahead: events accounting Wu Fengguang
2005-11-09 13:49 ` [PATCH 13/16] readahead: page aging accounting Wu Fengguang
2005-11-09 13:49 ` [PATCH 14/16] readahead: laptop mode support Wu Fengguang
2005-11-09 13:49 ` [PATCH 15/16] readahead: disable look-ahead for loopback file Wu Fengguang
2005-11-09 13:49 ` [PATCH 16/16] io: reduce lantency Wu Fengguang
2005-11-09 20:39 ` [PATCH 00/16] Adaptive read-ahead V7 Christoph Lameter
2005-11-10 10:19 ` Wu Fengguang
-- strict thread matches above, loose matches on Subject: below --
2005-12-03 7:14 [PATCH 00/16] Adaptive read-ahead V9 Wu Fengguang
2005-12-03 7:14 ` [PATCH 01/16] mm: delayed page activation Wu Fengguang
2005-12-04 12:11 ` Nikita Danilov
2005-12-04 13:48 ` Wu Fengguang
2005-12-04 15:03 ` Nikita Danilov
2005-12-04 19:10 ` Peter Zijlstra
2005-12-05 1:48 ` Wu Fengguang
2005-12-06 17:55 ` Nikita Danilov
2005-12-07 1:42 ` Wu Fengguang
2005-12-07 9:46 ` Andrew Morton
2005-12-07 10:36 ` Wu Fengguang
2005-12-07 12:44 ` Nikita Danilov
2005-12-07 13:53 ` Wu Fengguang
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