From mboxrd@z Thu Jan  1 00:00:00 1970
From: tghk48@motorola.com (TAO HU)
Date: Fri, 2 Apr 2010 14:48:00 +0800
Subject: [Question] race condition in mm/page_alloc.c regarding page->lru?
In-Reply-To: <o2j28c262361004012213tc9fdebc7yc535f4130a86e644@mail.gmail.com>
References: <i2i5f4a33681003312105m4cd42e9ayfe35cc0988c401b6@mail.gmail.com>
	<g2g5f4a33681004012051wedea9538w9da89e210b731422@mail.gmail.com>
	<o2j28c262361004012213tc9fdebc7yc535f4130a86e644@mail.gmail.com>
Message-ID: <y2r5f4a33681004012348q2b613930o6fc3c9d7060d9107@mail.gmail.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

Hi, Minchan Kim

It is hard to reproduce the problem.
We only observed it  twice in the past month.
And it randomly occurred a few more times before.

So I'm afraid neither git-bisect nor QEMU-goldfish would help.

On Fri, Apr 2, 2010 at 1:13 PM, Minchan Kim <minchan.kim@gmail.com> wrote:
> On Fri, Apr 2, 2010 at 12:51 PM, TAO HU <tghk48@motorola.com> wrote:
>> 2 patches related to page_alloc.c were applied.
>> Does anyone see a connection between the 2 patches and the panic?
>
> Seem to not related to the problem.
> I don't have seen the problem before.
>
> Could you git-bisect to make sure which patch makes bug?
> Is it reproducible?
> Can I reproduce it in QEMU-goldfish?
>
> --
> Kind regards,
> Minchan Kim
>