Date: Fri, 9 Oct 2009 18:32:35 -0700
From: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
To: Daniel Lezcano <dlezcano@fr.ibm.com>
Cc: Pavel Emelianov <xemul@openvz.org>,
       Sukadev Bhattiprolu <sukadev@us.ibm.com>,
       Linux Containers <containers@lists.osdl.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       andrea@cpushare.com, "Eric W. Biederman" <ebiederm@xmission.com>
Subject: Re: pidns memory leak
Message-ID: <20091010013235.GA11904@us.ibm.com>
References: <4AC5F198.2070407@fr.ibm.com> <20091006040526.GA22923@us.ibm.com> <4ACAFD6A.3060008@fr.ibm.com> <20091008030828.GA18973@us.ibm.com> <4ACD9ECC.90508@fr.ibm.com> <20091009032928.GA2031@us.ibm.com> <4ACF381F.9050808@fr.ibm.com>
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Ccing  Andrea's new email id:

Daniel Lezcano [dlezcano@fr.ibm.com] wrote:
> Following your explanation I was able to reproduce a simple program  
> added in attachment. But there is something I do not understand is why  
> the leak does not appear if I do the 'lstat' (cf. test program) in the  
> pid 2 context.

Hmm, are you sure there is no leak with this test program ? If I put back
the commit (7766755a2f249e7), I do see a leak in all three data structures
(pid_2, proc_inode, pid_namespace).
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