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From: ext Christoph Hellwig <hch@infradead.org>
To: Phil Carmody <ext-phil.2.carmody@nokia.com>
Cc: ext Christoph Hellwig <hch@infradead.org>,
	menage@google.com, lizf@cn.fujitsu.com,
	containers@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, akpm@linux-foundation.org
Subject: Re: [PATCH 0/2] suck some poison out of cgroups' linked lists
Date: Tue, 15 Mar 2011 10:12:29 -0400	[thread overview]
Message-ID: <20110315141229.GA12017@infradead.org> (raw)
In-Reply-To: <20110315140153.GD18664@esdhcp04044.research.nokia.com>

On Tue, Mar 15, 2011 at 04:01:53PM +0200, Phil Carmody wrote:
> > > 2) Ensure that you never leave poison anywhere where you might want
> > > to use list_empty().
> > 
> > The correct way is to use list_del_init() if you want to do list_empty
> > checks later on.
> 
> I.e. (2). Glad I chose that one.

Yes - sorry didn't see the actual patches before.


      reply	other threads:[~2011-03-15 14:12 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-15 13:08 Phil Carmody
2011-03-15 13:08 ` [PATCH 1/2] list.h: add debug version of list_empty Phil Carmody
2011-03-15 13:08   ` [PATCH 2/2] cgroup: if you list_empty() a head then don't list_del() it Phil Carmody
2011-03-15 16:20     ` Paul Menage
2011-03-15 16:35     ` Kirill A. Shutemov
2011-03-21 23:52   ` [PATCH 1/2] list.h: add debug version of list_empty Andrew Morton
2011-03-22 10:11     ` Phil Carmody
2011-03-22 10:18     ` Kirill A. Shutemov
2011-03-15 13:51 ` [PATCH 0/2] suck some poison out of cgroups' linked lists Christoph Hellwig
2011-03-15 14:01   ` Phil Carmody
2011-03-15 14:12     ` ext Christoph Hellwig [this message]

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