From: TAO HU <tghk48@motorola.com>
To: Minchan Kim <minchan.kim@gmail.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
"Ye Yuan.Bo-A22116" <yuan-bo.ye@motorola.com>,
Chang Qing-A21550 <Qing.Chang@motorola.com>,
linux-arm-kernel@lists.infradead.org, Mel Gorman <mel@csn.ul.ie>
Subject: Re: [Question] race condition in mm/page_alloc.c regarding page->lru?
Date: Fri, 2 Apr 2010 14:48:00 +0800 [thread overview]
Message-ID: <y2r5f4a33681004012348q2b613930o6fc3c9d7060d9107@mail.gmail.com> (raw)
In-Reply-To: <o2j28c262361004012213tc9fdebc7yc535f4130a86e644@mail.gmail.com>
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
>
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next prev parent reply other threads:[~2010-04-02 6:48 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-01 4:05 [Question] race condition in mm/page_alloc.c regarding page->lru? TAO HU
2010-04-02 3:51 ` TAO HU
2010-04-02 5:03 ` KOSAKI Motohiro
2010-04-02 5:19 ` TAO HU
2010-04-02 9:48 ` Mel Gorman
2010-04-03 0:59 ` Arve Hjønnevåg
2010-04-04 22:45 ` KOSAKI Motohiro
2010-04-05 10:14 ` Mel Gorman
2010-04-05 10:49 ` Minchan Kim
2010-04-06 3:09 ` [PATCH] mm: Check if any page in a pageblock is reserved before marking it MIGRATE_RESERVE Arve Hjønnevåg
2010-04-06 4:15 ` Minchan Kim
2010-04-06 15:11 ` Mel Gorman
2010-04-02 5:04 ` [Question] race condition in mm/page_alloc.c regarding page->lru? KAMEZAWA Hiroyuki
2010-04-02 5:15 ` Minchan Kim
2010-04-02 7:00 ` TAO HU
2010-04-02 7:22 ` Minchan Kim
2010-04-02 5:13 ` Minchan Kim
2010-04-02 6:48 ` TAO HU [this message]
2010-04-02 7:06 ` Daniel Mack
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