From: Johannes Weiner <hannes@cmpxchg.org>
To: azurIt <azurit@pobox.sk>
Cc: Michal Hocko <mhocko@suse.cz>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
cgroups mailinglist <cgroups@vger.kernel.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCH -mm] memcg: do not trigger OOM from add_to_page_cache_locked
Date: Mon, 26 Nov 2012 15:53:49 -0500 [thread overview]
Message-ID: <20121126205349.GE2301@cmpxchg.org> (raw)
In-Reply-To: <20121126214638.64723F01@pobox.sk>
On Mon, Nov 26, 2012 at 09:46:38PM +0100, azurIt wrote:
> >This issue has been around for a while so frankly I don't think it's
> >urgent enough to rush things.
>
>
> Well, it's quite urgent at least for us :( i wasn't reported this so
> far cos i wasn't sure it's a kernel thing. I will be really happy
> and thankfull if fix for this can go to 3.2 in some near
> future.. Thank you very much!
I understand and of course it's important that we get it fixed as soon
as possible. All I meant was that this problem has not exactly been
introduced in 3.7 and the fix is non-trivial so we should not be
rushing a change like this into 3.7 just days before its release.
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next prev parent reply other threads:[~2012-11-26 20:53 UTC|newest]
Thread overview: 168+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20121121200207.01068046@pobox.sk>
2012-11-22 15:24 ` memory-cgroup bug Michal Hocko
2012-11-22 18:05 ` azurIt
2012-11-22 21:42 ` Michal Hocko
2012-11-22 22:34 ` azurIt
[not found] ` <20121122233434.3D5E35E6-Rm0zKEqwvD4@public.gmane.org>
2012-11-23 7:40 ` Michal Hocko
[not found] ` <20121123074023.GA24698-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-23 9:21 ` azurIt
2012-11-23 9:28 ` Michal Hocko
[not found] ` <20121123092829.GE24698-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-23 9:44 ` azurIt
[not found] ` <20121123104423.338C7725-Rm0zKEqwvD4@public.gmane.org>
2012-11-23 10:10 ` Michal Hocko
2012-11-23 9:34 ` Glauber Costa
2012-11-23 10:04 ` Michal Hocko
[not found] ` <20121123100438.GF24698-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-23 14:59 ` azurIt
[not found] ` <20121123155904.490039C5-Rm0zKEqwvD4@public.gmane.org>
2012-11-25 10:17 ` Michal Hocko
2012-11-25 12:39 ` azurIt
[not found] ` <20121125133953.AD1B2F0A-Rm0zKEqwvD4@public.gmane.org>
2012-11-25 13:02 ` Michal Hocko
[not found] ` <20121125130208.GC10623-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-25 13:27 ` azurIt
[not found] ` <20121125142709.19F4E8C2-Rm0zKEqwvD4@public.gmane.org>
2012-11-25 13:44 ` Michal Hocko
2012-11-25 0:10 ` azurIt
2012-11-25 12:05 ` Michal Hocko
2012-11-25 12:36 ` azurIt
2012-11-25 13:55 ` Michal Hocko
2012-11-26 0:38 ` azurIt
[not found] ` <20121126013855.AF118F5E-Rm0zKEqwvD4@public.gmane.org>
2012-11-26 7:57 ` Michal Hocko
2012-11-26 13:18 ` [PATCH -mm] memcg: do not trigger OOM from add_to_page_cache_locked Michal Hocko
2012-11-26 17:46 ` Johannes Weiner
2012-11-26 18:04 ` Michal Hocko
[not found] ` <20121126180444.GA12602-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-26 18:24 ` Johannes Weiner
[not found] ` <20121126182421.GB2301-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2012-11-26 19:03 ` Michal Hocko
[not found] ` <20121126190329.GB12602-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-26 19:29 ` Johannes Weiner
[not found] ` <20121126192941.GC2301-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2012-11-26 20:08 ` Michal Hocko
2012-11-26 20:19 ` Johannes Weiner
[not found] ` <20121126201918.GD2301-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2012-11-26 20:46 ` azurIt
2012-11-26 20:53 ` Johannes Weiner [this message]
2012-11-26 22:06 ` Michal Hocko
[not found] ` <20121126131837.GC17860-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-26 13:21 ` [PATCH for 3.2.34] " Michal Hocko
2012-11-26 21:28 ` azurIt
[not found] ` <20121126132149.GD17860-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-30 1:45 ` azurIt
2012-11-30 2:29 ` azurIt
[not found] ` <20121130032918.59B3F780-Rm0zKEqwvD4@public.gmane.org>
2012-11-30 12:45 ` Michal Hocko
[not found] ` <20121130124506.GH29317-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-30 12:53 ` azurIt
2012-11-30 13:44 ` azurIt
[not found] ` <20121130144427.51A09169-Rm0zKEqwvD4@public.gmane.org>
2012-11-30 14:44 ` Michal Hocko
[not found] ` <20121130144431.GI29317-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-30 15:03 ` Michal Hocko
2012-11-30 15:37 ` Michal Hocko
2012-11-30 15:08 ` azurIt
2012-11-30 15:39 ` Michal Hocko
[not found] ` <20121130153942.GL29317-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-30 15:59 ` azurIt
2012-11-30 16:19 ` Michal Hocko
2012-11-30 16:26 ` azurIt
[not found] ` <20121130172651.B6917602-Rm0zKEqwvD4@public.gmane.org>
2012-11-30 16:53 ` Michal Hocko
2012-11-30 20:43 ` azurIt
2012-12-03 15:16 ` Michal Hocko
[not found] ` <20121203151601.GA17093-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-05 1:36 ` azurIt
[not found] ` <20121205023644.18C3006B-Rm0zKEqwvD4@public.gmane.org>
2012-12-05 14:17 ` Michal Hocko
[not found] ` <20121205141722.GA9714-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-06 0:29 ` azurIt
[not found] ` <20121206012924.FE077FD7-Rm0zKEqwvD4@public.gmane.org>
2012-12-06 9:54 ` Michal Hocko
2012-12-06 10:12 ` azurIt
2012-12-06 17:06 ` Michal Hocko
[not found] ` <20121206095423.GB10931-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-10 1:20 ` azurIt
[not found] ` <20121210022038.E6570D37-Rm0zKEqwvD4@public.gmane.org>
2012-12-10 9:43 ` Michal Hocko
[not found] ` <20121210094318.GA6777-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-10 10:18 ` azurIt
[not found] ` <20121210111817.F697F53E-Rm0zKEqwvD4@public.gmane.org>
2012-12-10 15:52 ` Michal Hocko
2012-12-10 17:18 ` azurIt
2012-12-17 1:34 ` azurIt
2012-12-17 16:32 ` Michal Hocko
2012-12-17 18:23 ` azurIt
[not found] ` <20121217192301.829A7020-Rm0zKEqwvD4@public.gmane.org>
2012-12-17 19:55 ` Michal Hocko
[not found] ` <20121217195510.GA16375-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-18 14:22 ` azurIt
2012-12-18 15:20 ` Michal Hocko
[not found] ` <20121218152004.GA25208-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-24 13:25 ` azurIt
[not found] ` <20121224142526.020165D3-Rm0zKEqwvD4@public.gmane.org>
2012-12-28 16:22 ` Michal Hocko
[not found] ` <20121228162209.GA1455-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-12-30 1:09 ` azurIt
2012-12-30 11:08 ` Michal Hocko
[not found] ` <20121230110815.GA12940-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-01-25 15:07 ` azurIt
2013-01-25 16:31 ` Michal Hocko
[not found] ` <20130125163130.GF4721-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-02-05 13:49 ` Michal Hocko
2013-02-05 14:49 ` azurIt
2013-02-05 16:09 ` Michal Hocko
2013-02-05 16:46 ` azurIt
2013-02-05 16:48 ` Greg Thelen
2013-02-05 17:46 ` Michal Hocko
2013-02-05 18:09 ` Greg Thelen
[not found] ` <xr93a9ri4op6.fsf-aSPv4SP+Du0KgorLzL7FmE7CuiCeIGUxQQ4Iyu8u01E@public.gmane.org>
2013-02-05 18:59 ` Michal Hocko
2013-02-08 4:27 ` Greg Thelen
[not found] ` <xr93ip63ig6j.fsf-aSPv4SP+Du0KgorLzL7FmE7CuiCeIGUxQQ4Iyu8u01E@public.gmane.org>
2013-02-08 16:29 ` Michal Hocko
2013-02-08 16:40 ` Michal Hocko
2013-02-06 1:17 ` azurIt
[not found] ` <20130206021721.1AE9E3C7-Rm0zKEqwvD4@public.gmane.org>
2013-02-06 14:01 ` Michal Hocko
[not found] ` <20130206140119.GD10254-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-02-06 14:22 ` Michal Hocko
[not found] ` <20130206142219.GF10254-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-02-06 16:00 ` [PATCH for 3.2.34] memcg: do not trigger OOM if PF_NO_MEMCG_OOM is set Michal Hocko
2013-02-08 5:03 ` azurIt
2013-02-08 9:44 ` Michal Hocko
2013-02-08 11:02 ` azurIt
[not found] ` <20130208120249.FD733220-Rm0zKEqwvD4@public.gmane.org>
2013-02-08 12:38 ` Michal Hocko
2013-02-08 13:56 ` azurIt
[not found] ` <20130208145616.FB78CE24-Rm0zKEqwvD4@public.gmane.org>
2013-02-08 14:47 ` Michal Hocko
2013-02-08 15:24 ` Michal Hocko
[not found] ` <20130208152402.GD7557-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-02-08 15:58 ` azurIt
[not found] ` <20130208165805.8908B143-Rm0zKEqwvD4@public.gmane.org>
2013-02-08 17:10 ` Michal Hocko
2013-02-08 21:02 ` azurIt
[not found] ` <20130208220243.EDEE0825-Rm0zKEqwvD4@public.gmane.org>
2013-02-10 15:03 ` Michal Hocko
[not found] ` <20130210150310.GA9504-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-02-10 16:46 ` azurIt
2013-02-11 11:22 ` Michal Hocko
[not found] ` <20130211112240.GC19922-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-02-22 8:23 ` azurIt
[not found] ` <20130222092332.4001E4B6-Rm0zKEqwvD4@public.gmane.org>
2013-02-22 12:52 ` Michal Hocko
2013-02-22 12:54 ` azurIt
[not found] ` <20130222135442.ADFFF498-Rm0zKEqwvD4@public.gmane.org>
2013-02-22 13:00 ` Michal Hocko
2013-06-06 16:04 ` Michal Hocko
2013-06-06 16:16 ` azurIt
2013-06-07 13:11 ` [PATCH for 3.2] memcg: do not trap chargers with full callstack on OOM Michal Hocko
2013-06-17 10:21 ` azurIt
2013-06-19 13:26 ` Michal Hocko
2013-06-22 20:09 ` azurIt
[not found] ` <20130622220958.D10567A4-Rm0zKEqwvD4@public.gmane.org>
2013-06-24 20:13 ` Johannes Weiner
[not found] ` <20130624201345.GA21822-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2013-06-28 10:06 ` azurIt
[not found] ` <20130628120613.6D6CAD21-Rm0zKEqwvD4@public.gmane.org>
2013-07-05 18:17 ` Johannes Weiner
2013-07-05 19:02 ` azurIt
[not found] ` <20130705210246.11D2135A-Rm0zKEqwvD4@public.gmane.org>
2013-07-05 19:18 ` Johannes Weiner
2013-07-07 23:42 ` azurIt
2013-07-09 13:10 ` Michal Hocko
2013-07-09 13:19 ` azurIt
[not found] ` <20130709151921.5160C199-Rm0zKEqwvD4@public.gmane.org>
2013-07-09 13:54 ` Michal Hocko
2013-07-10 16:25 ` azurIt
2013-07-11 7:25 ` Michal Hocko
2013-07-13 23:26 ` azurIt
2013-07-13 23:51 ` azurIt
[not found] ` <20130714015112.FFCB7AF7-Rm0zKEqwvD4@public.gmane.org>
2013-07-15 15:41 ` Michal Hocko
[not found] ` <20130715154119.GA32435-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-07-15 16:00 ` Michal Hocko
[not found] ` <20130715160006.GB32435-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-07-16 15:35 ` Johannes Weiner
[not found] ` <20130716153544.GX17812-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2013-07-16 16:09 ` Michal Hocko
[not found] ` <20130716160905.GA20018-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-07-16 16:48 ` Johannes Weiner
2013-07-19 4:21 ` Johannes Weiner
[not found] ` <20130719042124.GC17812-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2013-07-19 4:22 ` [patch 1/5] mm: invoke oom-killer from remaining unconverted page fault handlers Johannes Weiner
2013-07-19 4:24 ` [patch 2/5] mm: pass userspace fault flag to generic fault handler Johannes Weiner
2013-07-19 4:25 ` [patch 4/5] memcg: do not trap chargers with full callstack on OOM Johannes Weiner
2013-07-19 4:26 ` [patch 5/5] mm: memcontrol: sanity check memcg OOM context unwind Johannes Weiner
2013-07-19 8:23 ` [PATCH for 3.2] memcg: do not trap chargers with full callstack on OOM azurIt
2013-07-19 4:25 ` [patch 3/5] x86: finish fault error path with fatal signal Johannes Weiner
[not found] ` <20130719042502.GF17812-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2013-07-24 20:32 ` Johannes Weiner
2013-07-25 20:29 ` KOSAKI Motohiro
[not found] ` <51F18A99.7000306-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-07-25 21:50 ` Johannes Weiner
2013-07-14 17:07 ` [PATCH for 3.2] memcg: do not trap chargers with full callstack on OOM azurIt
2013-07-09 13:00 ` Michal Hocko
[not found] ` <20130709130017.GE20281-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-07-09 13:08 ` Michal Hocko
[not found] ` <20130709130808.GF20281-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2013-07-09 13:10 ` Michal Hocko
2013-06-24 16:48 ` azurIt
2013-02-22 12:00 ` [PATCH for 3.2.34] memcg: do not trigger OOM if PF_NO_MEMCG_OOM is set azurIt
2013-02-07 11:01 ` [PATCH for 3.2.34] memcg: do not trigger OOM from add_to_page_cache_locked Kamezawa Hiroyuki
[not found] ` <51138999.3090006-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2013-02-07 12:31 ` Michal Hocko
2013-02-08 4:16 ` Kamezawa Hiroyuki
2013-02-08 1:40 ` Kamezawa Hiroyuki
[not found] ` <5114577D.70608-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2013-02-08 16:01 ` Michal Hocko
[not found] ` <20130205154947.CD6411E2-Rm0zKEqwvD4@public.gmane.org>
2013-02-05 16:31 ` Michal Hocko
2012-12-24 13:38 ` azurIt
2012-12-28 16:35 ` Michal Hocko
2012-11-27 0:05 ` [PATCH -mm] " Kamezawa Hiroyuki
[not found] ` <50B403CA.501-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2012-11-27 9:54 ` Michal Hocko
2012-11-27 19:48 ` Johannes Weiner
[not found] ` <20121127194813.GP24381-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2012-11-27 20:54 ` [PATCH -v2 " Michal Hocko
[not found] ` <20121127205431.GA2433-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-27 20:59 ` Michal Hocko
[not found] ` <20121127205944.GB2433-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-28 15:26 ` Johannes Weiner
2012-11-28 16:04 ` Michal Hocko
[not found] ` <20121128160447.GH12309-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-28 16:37 ` Johannes Weiner
2012-11-28 16:46 ` Michal Hocko
2012-11-28 16:48 ` Michal Hocko
[not found] ` <20121128164824.GC22201-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2012-11-28 18:44 ` Johannes Weiner
2012-11-28 20:20 ` Hugh Dickins
2012-11-29 14:05 ` Michal Hocko
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