From: Artem Bityutskiy <dedekind1@gmail.com>
To: Glauber Costa <glommer@openvz.org>
Cc: linux-mm@kvack.org, cgroups@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Greg Thelen <gthelen@google.com>,
kamezawa.hiroyu@jp.fujitsu.com, Michal Hocko <mhocko@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>,
linux-fsdevel@vger.kernel.org, Dave Chinner <david@fromorbit.com>,
Dave Chinner <dchinner@redhat.com>,
Steven Whitehouse <swhiteho@redhat.com>,
Adrian Hunter <adrian.hunter@intel.com>, Jan Kara <jack@suse.cz>
Subject: Re: [PATCH v6 15/31] fs: convert fs shrinkers to new scan/count API
Date: Mon, 13 May 2013 09:12:10 +0300 [thread overview]
Message-ID: <1368425530.3208.13.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <1368382432-25462-16-git-send-email-glommer@openvz.org>
On Sun, 2013-05-12 at 22:13 +0400, Glauber Costa wrote:
> From: Dave Chinner <dchinner@redhat.com>
>
> Convert the filesystem shrinkers to use the new API, and standardise
> some of the behaviours of the shrinkers at the same time. For
> example, nr_to_scan means the number of objects to scan, not the
> number of objects to free.
>
> I refactored the CIFS idmap shrinker a little - it really needs to
> be broken up into a shrinker per tree and keep an item count with
> the tree root so that we don't need to walk the tree every time the
> shrinker needs to count the number of objects in the tree (i.e.
> all the time under memory pressure).
UBIFS part looks OK.
--
Best Regards,
Artem Bityutskiy
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next prev parent reply other threads:[~2013-05-13 6:12 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-12 18:13 [PATCH v6 00/31] kmemcg shrinkers Glauber Costa
2013-05-12 18:13 ` [PATCH v6 01/31] super: fix calculation of shrinkable objects for small numbers Glauber Costa
2013-05-12 18:13 ` [PATCH v6 02/31] dcache: convert dentry_stat.nr_unused to per-cpu counters Glauber Costa
2013-05-12 18:13 ` [PATCH v6 03/31] dentry: move to per-sb LRU locks Glauber Costa
2013-05-12 18:13 ` [PATCH v6 04/31] dcache: remove dentries from LRU before putting on dispose list Glauber Costa
2013-05-14 2:02 ` Dave Chinner
2013-05-14 5:46 ` [PATCH v7 " Dave Chinner
2013-05-14 7:10 ` Dave Chinner
2013-05-14 12:43 ` Glauber Costa
[not found] ` <51923158.7040002-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2013-05-14 20:32 ` Dave Chinner
2013-05-12 18:13 ` [PATCH v6 05/31] mm: new shrinker API Glauber Costa
2013-05-12 18:13 ` [PATCH v6 06/31] shrinker: convert superblock shrinkers to new API Glauber Costa
2013-05-12 18:13 ` [PATCH v6 07/31] list: add a new LRU list type Glauber Costa
2013-05-13 9:25 ` Mel Gorman
2013-05-12 18:13 ` [PATCH v6 08/31] inode: convert inode lru list to generic lru list code Glauber Costa
2013-05-12 18:13 ` [PATCH v6 09/31] dcache: convert to use new lru list infrastructure Glauber Costa
[not found] ` <1368382432-25462-10-git-send-email-glommer-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2013-05-14 6:59 ` Dave Chinner
2013-05-14 7:50 ` Glauber Costa
2013-05-14 14:01 ` Glauber Costa
2013-05-12 18:13 ` [PATCH v6 10/31] list_lru: per-node " Glauber Costa
2013-05-12 18:13 ` [PATCH v6 11/31] shrinker: add node awareness Glauber Costa
2013-05-12 18:13 ` [PATCH v6 12/31] fs: convert inode and dentry shrinking to be node aware Glauber Costa
[not found] ` <1368382432-25462-13-git-send-email-glommer-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2013-05-14 9:52 ` Dave Chinner
2013-05-15 15:27 ` Glauber Costa
2013-05-16 0:02 ` Dave Chinner
2013-05-16 8:03 ` Glauber Costa
2013-05-16 19:14 ` Glauber Costa
2013-05-17 0:51 ` Dave Chinner
2013-05-17 7:29 ` Glauber Costa
[not found] ` <5195DC59.8000205-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2013-05-17 14:49 ` Glauber Costa
[not found] ` <51964381.8010406-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2013-05-17 22:54 ` Glauber Costa
2013-05-18 3:39 ` Dave Chinner
2013-05-18 7:20 ` Glauber Costa
2013-05-12 18:13 ` [PATCH v6 13/31] xfs: convert buftarg LRU to generic code Glauber Costa
2013-05-12 18:13 ` [PATCH v6 14/31] xfs: convert dquot cache lru to list_lru Glauber Costa
2013-05-12 18:13 ` [PATCH v6 15/31] fs: convert fs shrinkers to new scan/count API Glauber Costa
2013-05-13 6:12 ` Artem Bityutskiy [this message]
[not found] ` <1368425530.3208.13.camel-Bxnoe/o8FG+Ef9UqXRslZEEOCMrvLtNR@public.gmane.org>
2013-05-13 7:28 ` Glauber Costa
[not found] ` <51909610.1010801-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2013-05-13 7:43 ` Artem Bityutskiy
2013-05-13 10:36 ` Jan Kara
2013-05-12 18:13 ` [PATCH v6 16/31] drivers: convert shrinkers to new count/scan API Glauber Costa
2013-05-12 18:13 ` [PATCH v6 17/31] i915: bail out earlier when shrinker cannot acquire mutex Glauber Costa
2013-05-12 18:13 ` [PATCH v6 18/31] shrinker: convert remaining shrinkers to count/scan API Glauber Costa
2013-05-12 18:13 ` [PATCH v6 19/31] hugepage: convert huge zero page shrinker to new shrinker API Glauber Costa
2013-05-12 18:13 ` [PATCH v6 20/31] shrinker: Kill old ->shrink API Glauber Costa
2013-05-12 18:13 ` [PATCH v6 21/31] vmscan: also shrink slab in memcg pressure Glauber Costa
2013-05-12 18:13 ` [PATCH v6 22/31] memcg,list_lru: duplicate LRUs upon kmemcg creation Glauber Costa
2013-05-12 18:13 ` [PATCH v6 23/31] lru: add an element to a memcg list Glauber Costa
2013-05-12 18:13 ` [PATCH v6 24/31] list_lru: per-memcg walks Glauber Costa
2013-05-12 18:13 ` [PATCH v6 25/31] memcg: per-memcg kmem shrinking Glauber Costa
2013-05-12 18:13 ` [PATCH v6 26/31] memcg: scan cache objects hierarchically Glauber Costa
2013-05-12 18:13 ` [PATCH v6 27/31] vmscan: take at least one pass with shrinkers Glauber Costa
2013-05-12 18:13 ` [PATCH v6 28/31] super: targeted memcg reclaim Glauber Costa
2013-05-12 18:13 ` [PATCH v6 29/31] memcg: move initialization to memcg creation Glauber Costa
2013-05-12 18:13 ` [PATCH v6 30/31] vmpressure: in-kernel notifications Glauber Costa
2013-05-12 18:13 ` [PATCH v6 31/31] memcg: reap dead memcgs upon global memory pressure Glauber Costa
2013-05-13 7:14 ` [PATCH v6 00/31] kmemcg shrinkers Dave Chinner
2013-05-13 7:21 ` Dave Chinner
2013-05-13 8:00 ` Glauber Costa
[not found] ` <51909D84.7040800-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2013-05-14 1:48 ` Dave Chinner
2013-05-14 5:22 ` Dave Chinner
2013-05-14 5:45 ` Dave Chinner
2013-05-14 7:38 ` Glauber Costa
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