From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: kosaki.motohiro@jp.fujitsu.com,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
cl@linux-foundation.org, rientjes@google.com
Subject: Re: [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask v2
Date: Tue, 10 Nov 2009 16:39:02 +0900 (JST) [thread overview]
Message-ID: <20091110163419.361E.A69D9226@jp.fujitsu.com> (raw)
In-Reply-To: <20091110162445.c6db7521.kamezawa.hiroyu@jp.fujitsu.com>
> > > +
> > > + /* Check this allocation failure is caused by cpuset's wall function */
> > > + for_each_zone_zonelist_nodemask(zone, z, zonelist,
> > > + high_zoneidx, nodemask)
> > > + if (!cpuset_zone_allowed_softwall(zone, gfp_mask))
> > > return CONSTRAINT_CPUSET;
> >
> > If cpuset and MPOL_BIND are both used, Probably CONSTRAINT_MEMORY_POLICY is
> > better choice.
>
> No. this memory allocation is failed by limitation of cpuset's alloc mask.
> Not from mempolicy.
But CONSTRAINT_CPUSET doesn't help to free necessary node memory. It isn't
your fault. original code is wrong too. but I hope we should fix it.
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next prev parent reply other threads:[~2009-11-10 7:39 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-04 8:09 [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask KAMEZAWA Hiroyuki
2009-11-06 0:02 ` [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask v2 KAMEZAWA Hiroyuki
2009-11-10 7:24 ` KOSAKI Motohiro
2009-11-10 7:24 ` KAMEZAWA Hiroyuki
2009-11-10 7:39 ` KOSAKI Motohiro [this message]
2009-11-10 7:40 ` KAMEZAWA Hiroyuki
2009-11-10 8:03 ` Daisuke Nishimura
2009-11-10 8:17 ` KAMEZAWA Hiroyuki
2009-11-11 2:24 ` [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask v3 KAMEZAWA Hiroyuki
2009-11-11 2:36 ` KOSAKI Motohiro
2009-11-11 2:49 ` David Rientjes
2009-11-11 3:02 ` KOSAKI Motohiro
2009-11-11 3:10 ` KAMEZAWA Hiroyuki
2009-11-11 3:14 ` David Rientjes
2009-11-11 3:23 ` KOSAKI Motohiro
2009-11-11 3:27 ` David Rientjes
2009-11-11 3:04 ` KAMEZAWA Hiroyuki
2009-11-11 4:45 ` [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask v4 KAMEZAWA Hiroyuki
2009-11-11 5:28 ` [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask v4.1 KAMEZAWA Hiroyuki
2009-11-11 5:58 ` David Rientjes
2009-11-11 6:20 ` KAMEZAWA Hiroyuki
2009-11-11 6:26 ` David Rientjes
2009-11-11 6:34 ` [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with nodemask v4.2 KAMEZAWA Hiroyuki
2009-11-11 7:32 ` David Rientjes
2009-11-18 0:11 ` David Rientjes
2009-11-18 0:58 ` KAMEZAWA Hiroyuki
2009-11-18 2:13 ` David Rientjes
2009-12-15 1:16 ` Andrew Morton
2009-12-15 1:32 ` KAMEZAWA Hiroyuki
2009-12-15 1:38 ` KOSAKI Motohiro
2009-12-15 4:30 ` David Rientjes
2009-12-15 4:35 ` KAMEZAWA Hiroyuki
2009-12-15 4:54 ` David Rientjes
2009-12-15 5:19 ` KOSAKI Motohiro
2009-12-17 22:21 ` David Rientjes
2009-12-18 4:30 ` KOSAKI Motohiro
2009-12-18 10:04 ` David Rientjes
2009-12-15 4:57 ` KAMEZAWA Hiroyuki
2009-12-15 4:43 ` KAMEZAWA Hiroyuki
2009-12-15 4:57 ` David Rientjes
2009-12-15 5:09 ` KAMEZAWA Hiroyuki
2009-12-17 22:23 ` David Rientjes
2009-12-17 23:33 ` KAMEZAWA Hiroyuki
2009-12-15 4:47 ` KOSAKI Motohiro
2009-12-15 5:03 ` David Rientjes
2009-11-18 1:41 ` Daisuke Nishimura
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