From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Glauber Costa <glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
Cc: Michal Hocko <mhocko-AlSwsSmVLrQ@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org,
devel-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
Suleiman Souhlal
<suleiman-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
Frederic Weisbecker
<fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Mel Gorman <mgorman-l3A5Bk7waGM@public.gmane.org>,
David Rientjes <rientjes-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>,
Pekka Enberg <penberg-bbCR+/B0CizivPeTLB3BmA@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
Subject: Re: [PATCH v3 06/13] memcg: kmem controller infrastructure
Date: Thu, 4 Oct 2012 07:11:51 +0900 [thread overview]
Message-ID: <20121003221151.GC19248@localhost> (raw)
In-Reply-To: <5069542C.2020103-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
Hello, Glauber.
Sorry about late replies. I'be been traveling for the Korean
thanksgiving holidays.
On Mon, Oct 01, 2012 at 12:28:28PM +0400, Glauber Costa wrote:
> > That synchronous ref draining is going away. Maybe we can do that
> > before kmemcg? Michal, do you have some timeframe on mind?
>
> Since you said yourself in other points in this thread that you are fine
> with some page references outliving the cgroup in the case of slab, this
> is a situation that comes with the code, not a situation that was
> incidentally there, and we're making use of.
Hmmm? Not sure what you're trying to say but I wanted to say that
this should be okay once the scheduled memcg pre_destroy change
happens and nudge Michal once more.
Thanks.
--
tejun
next prev parent reply other threads:[~2012-10-03 22:11 UTC|newest]
Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-18 14:03 [PATCH v3 00/13] kmem controller for memcg Glauber Costa
[not found] ` <1347977050-29476-1-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-18 14:03 ` [PATCH v3 01/13] memcg: Make it possible to use the stock for more than one page Glauber Costa
2012-10-01 18:48 ` Johannes Weiner
2012-09-18 14:03 ` [PATCH v3 02/13] memcg: Reclaim when more than one page needed Glauber Costa
2012-10-01 19:00 ` Johannes Weiner
2012-09-18 14:04 ` [PATCH v3 03/13] memcg: change defines to an enum Glauber Costa
[not found] ` <1347977050-29476-4-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-01 19:06 ` Johannes Weiner
2012-10-02 9:10 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 04/13] kmem accounting basic infrastructure Glauber Costa
2012-09-21 16:34 ` Tejun Heo
[not found] ` <20120921163404.GC7264-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-09-24 8:09 ` Glauber Costa
[not found] ` <1347977050-29476-5-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 14:03 ` Michal Hocko
2012-09-26 14:33 ` Glauber Costa
[not found] ` <50631226.9050304-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 16:01 ` Michal Hocko
2012-09-26 17:34 ` Glauber Costa
[not found] ` <20120926140347.GD15801-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-09-26 16:36 ` Tejun Heo
2012-09-26 17:36 ` Glauber Costa
[not found] ` <50633D24.6020002-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 17:44 ` Tejun Heo
2012-09-26 17:53 ` Glauber Costa
2012-09-26 18:01 ` Tejun Heo
[not found] ` <20120926180124.GA12544-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-09-26 18:56 ` Glauber Costa
[not found] ` <50634FC9.4090609-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 19:34 ` Tejun Heo
2012-09-26 19:46 ` Glauber Costa
[not found] ` <50635B9D.8020205-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 19:56 ` Tejun Heo
2012-09-26 20:02 ` Glauber Costa
[not found] ` <50635F46.7000700-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 20:16 ` Tejun Heo
2012-09-26 21:24 ` Glauber Costa
[not found] ` <50637298.2090904-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 22:10 ` Tejun Heo
2012-09-26 22:29 ` Glauber Costa
[not found] ` <506381B2.2060806-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 22:42 ` Tejun Heo
2012-09-26 22:54 ` Glauber Costa
[not found] ` <50638793.7060806-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-26 23:08 ` Tejun Heo
2012-09-26 23:20 ` Glauber Costa
2012-09-26 23:33 ` Tejun Heo
[not found] ` <20120926233334.GD10453-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2012-09-27 12:15 ` Michal Hocko
2012-09-27 12:20 ` Glauber Costa
[not found] ` <506444A7.5060303-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-27 12:40 ` Michal Hocko
[not found] ` <20120927124031.GC29104-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-09-27 12:40 ` Glauber Costa
2012-09-27 12:54 ` Michal Hocko
[not found] ` <20120926230807.GC10453-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2012-09-27 14:28 ` Mel Gorman
2012-09-27 14:49 ` Tejun Heo
2012-09-27 14:57 ` Glauber Costa
[not found] ` <50646977.40300-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-27 17:46 ` Tejun Heo
2012-09-27 17:56 ` Michal Hocko
2012-09-27 18:45 ` Glauber Costa
[not found] ` <50649EAD.2050306-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-30 7:57 ` Tejun Heo
2012-09-30 8:02 ` Tejun Heo
[not found] ` <20120930080249.GF10383-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2012-09-30 8:56 ` James Bottomley
[not found] ` <1348995388.2458.8.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2012-09-30 10:37 ` Tejun Heo
2012-09-30 11:25 ` James Bottomley
[not found] ` <1349004352.2458.34.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2012-10-01 0:57 ` Tejun Heo
2012-10-01 8:43 ` Glauber Costa
2012-10-01 8:46 ` Glauber Costa
2012-10-03 22:59 ` Tejun Heo
2012-10-01 8:36 ` Glauber Costa
2012-09-27 12:08 ` Michal Hocko
2012-09-27 12:11 ` Glauber Costa
2012-09-27 14:33 ` Tejun Heo
[not found] ` <20120927143300.GA4251-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2012-09-27 14:43 ` Mel Gorman
2012-09-27 14:58 ` Tejun Heo
2012-09-27 18:30 ` Glauber Costa
2012-09-30 8:23 ` Tejun Heo
2012-10-01 8:45 ` Glauber Costa
2012-10-03 22:54 ` Tejun Heo
2012-10-04 11:55 ` Glauber Costa
[not found] ` <506D7922.1050108-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-06 2:19 ` Tejun Heo
2012-09-27 15:09 ` Michal Hocko
2012-09-30 8:47 ` Tejun Heo
2012-10-01 9:27 ` Michal Hocko
[not found] ` <20121001092756.GA8622-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-10-03 22:43 ` Tejun Heo
2012-10-05 13:47 ` Michal Hocko
2012-09-26 22:11 ` Johannes Weiner
2012-09-26 22:45 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 05/13] Add a __GFP_KMEMCG flag Glauber Costa
2012-09-18 14:15 ` Rik van Riel
[not found] ` <1347977050-29476-6-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-18 15:06 ` Christoph Lameter
[not found] ` <00000139d9ea69c6-109249c2-5176-4a1e-b000-4c076d05844d-000000-p/GC64/jrecnJqMo6gzdpkEOCMrvLtNR@public.gmane.org>
2012-09-19 7:39 ` Glauber Costa
[not found] ` <505976B5.6090801-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-19 14:07 ` Christoph Lameter
2012-09-27 13:34 ` Mel Gorman
2012-09-27 13:41 ` Glauber Costa
2012-10-01 19:09 ` Johannes Weiner
2012-09-18 14:04 ` [PATCH v3 06/13] memcg: kmem controller infrastructure Glauber Costa
[not found] ` <1347977050-29476-7-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-20 16:05 ` JoonSoo Kim
[not found] ` <CAAmzW4ONnc7n3kZbYnE6n2Cg0ZyPXW0QU2NMr0uRkyTxnGpNqQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-09-21 8:41 ` Glauber Costa
2012-09-21 9:14 ` JoonSoo Kim
2012-09-26 15:51 ` Michal Hocko
2012-09-27 11:31 ` Glauber Costa
[not found] ` <5064392D.5040707-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-27 13:44 ` Michal Hocko
[not found] ` <20120927134432.GE29104-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-09-28 11:34 ` Glauber Costa
2012-09-30 8:25 ` Tejun Heo
2012-10-01 8:28 ` Glauber Costa
[not found] ` <5069542C.2020103-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-03 22:11 ` Tejun Heo [this message]
[not found] ` <20120930082542.GH10383-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2012-10-01 9:44 ` Michal Hocko
[not found] ` <50658B3B.9020303-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-01 9:48 ` Michal Hocko
2012-10-01 10:09 ` Glauber Costa
2012-10-01 11:51 ` Michal Hocko
[not found] ` <20121001115157.GE8622-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-10-01 11:51 ` Glauber Costa
2012-10-01 11:58 ` Michal Hocko
[not found] ` <20121001115847.GF8622-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-10-01 12:04 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 07/13] mm: Allocate kernel pages to the right memcg Glauber Costa
2012-09-27 13:50 ` Mel Gorman
[not found] ` <20120927135053.GF3429-l3A5Bk7waGM@public.gmane.org>
2012-09-28 9:43 ` Glauber Costa
2012-09-28 13:28 ` Mel Gorman
[not found] ` <1347977050-29476-8-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-27 13:52 ` Michal Hocko
2012-09-18 14:04 ` [PATCH v3 08/13] res_counter: return amount of charges after res_counter_uncharge Glauber Costa
2012-10-01 10:00 ` Michal Hocko
2012-10-01 10:01 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 09/13] memcg: kmem accounting lifecycle management Glauber Costa
[not found] ` <1347977050-29476-10-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-01 12:15 ` Michal Hocko
[not found] ` <20121001121553.GG8622-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-10-01 12:29 ` Glauber Costa
[not found] ` <50698C97.70703-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-01 12:36 ` Michal Hocko
[not found] ` <20121001123654.GJ8622-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-10-01 12:43 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 10/13] memcg: use static branches when code not in use Glauber Costa
2012-10-01 12:25 ` Michal Hocko
[not found] ` <20121001122516.GH8622-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-10-01 12:27 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 11/13] memcg: allow a memcg with kmem charges to be destructed Glauber Costa
[not found] ` <1347977050-29476-12-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-01 12:30 ` Michal Hocko
2012-09-18 14:04 ` [PATCH v3 12/13] execute the whole memcg freeing in rcu callback Glauber Costa
[not found] ` <1347977050-29476-13-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-09-21 17:23 ` Tejun Heo
[not found] ` <20120921172355.GD7264-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-09-24 8:48 ` Glauber Costa
2012-10-01 13:27 ` Michal Hocko
2012-10-04 10:53 ` Glauber Costa
2012-10-04 14:20 ` Glauber Costa
[not found] ` <506D6A99.7070800-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-05 15:31 ` Johannes Weiner
2012-10-08 9:45 ` Glauber Costa
2012-09-18 14:04 ` [PATCH v3 13/13] protect architectures where THREAD_SIZE >= PAGE_SIZE against fork bombs Glauber Costa
[not found] ` <1347977050-29476-14-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-10-01 13:17 ` Michal Hocko
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