linux-kernel - Re: pidns memory leak

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Date:	Fri, 9 Oct 2009 18:32:35 -0700
From:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
To:	Daniel Lezcano <dlezcano@...ibm.com>
Cc:	Pavel Emelianov <xemul@...nvz.org>,
	Sukadev Bhattiprolu <sukadev@...ibm.com>,
	Linux Containers <containers@...ts.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	andrea@...share.com, "Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: pidns memory leak

Ccing  Andrea's new email id:

Daniel Lezcano [dlezcano@...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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