From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: balbir@linux.vnet.ibm.com,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"nishimura@mxp.nes.nec.co.jp" <nishimura@mxp.nes.nec.co.jp>
Subject: Re: [PATCH 1/2] memcg: some modification to softlimit under hierarchical memory reclaim.
Date: Tue, 29 Sep 2009 16:24:45 +0900 [thread overview]
Message-ID: <20090929162445.f675acaf.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <20090929162122.f79159fc.kamezawa.hiroyu@jp.fujitsu.com>
On Tue, 29 Sep 2009 16:21:22 +0900
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> On Tue, 29 Sep 2009 11:41:32 +0530
> Balbir Singh <balbir@linux.vnet.ibm.com> wrote:
>
> > * KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> [2009-09-29 15:01:41]:
> >
> > > No major changes in this patch for 3 weeks.
> > > While testing, I found a few css->refcnt bug in softlimit.(and posted patches)
> > > But it seems no more (easy) ones.
> > >
> >
> > Kamezawa-San, this worries me, could you please confirm if you are
> > able to see this behaviour without your patches applied as well?
>
> will try just with BUG_ON() for css->refcnt patch.
> But it happend only once even with my patch set.
> I found the potential bug by review. I checked all css_get/put/tryget
> and it's an only candidates.
Ah, but I never deny this pactch's influence.
-Kame
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next prev parent reply other threads:[~2009-09-29 7:08 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-29 6:01 KAMEZAWA Hiroyuki
2009-09-29 6:03 ` [PATCH 2/2] memcg: reduce check for softlimit excess KAMEZAWA Hiroyuki
2009-09-29 6:11 ` [PATCH 1/2] memcg: some modification to softlimit under hierarchical memory reclaim Balbir Singh
2009-09-29 7:21 ` KAMEZAWA Hiroyuki
2009-09-29 7:24 ` KAMEZAWA Hiroyuki [this message]
2009-09-29 9:33 ` KAMEZAWA Hiroyuki
2009-09-29 11:13 ` Balbir Singh
2009-09-29 17:06 ` Balbir Singh
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