linux-kernel - Re: [PATCH resend] fs/proc: Move kfree outside pde_unload

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Message-ID: <5162F375.6050500@sgi.com>
Date:	Mon, 8 Apr 2013 11:42:29 -0500
From:	Nathan Zimmer <nzimmer@....com>
To:	Al Viro <viro@...IV.linux.org.uk>
CC:	<akpm@...ux-foundation.org>, <linux-kernel@...r.kernel.org>,
	<linux-fsdevel@...r.kernel.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	David Woodhouse <dwmw2@...radead.org>, <stable@...r.kernel.org>
Subject: Re: [PATCH resend] fs/proc: Move kfree outside pde_unload_lock

On 04/08/2013 10:58 AM, Al Viro wrote:
> On Mon, Apr 08, 2013 at 10:34:07AM -0500, Nathan Zimmer wrote:
>> On 04/05/2013 04:00 PM, Al Viro wrote:
>>> On Fri, Apr 05, 2013 at 03:56:17PM -0500, Nathan Zimmer wrote:
>>>
>>>> That didn't produce anything.  I'll run some bisections over the
>>>> weekend and see what I can sort out.
>>> *Ugh*
>>>
>>> I'd try to build with DEBUG_KMEMLEAK and slapped printks on the entry
>>> and exit from close_pdeo().  If that doesn't show anything interesting,
>>> it's probably unrelated to procfs...
>> My bisection pointed me to this commit:  e41efbf13c15
>> At this point I am assuming my issue is unrelated to procfs.
> Huh?  That commit simply moves three functions and one struct from one file to
> another...
Yea, I was hoping it made more sense to you then it did do me.
I have some lab time later.  I'll verify that is the problem commit.
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