Re: [WiP]: aio support for migrating pages (Re: [PATCH V2 1/2] mm:hotplug: implement non-movable version of get_user_pages() called get_user_pages_non_movable())

From: Gu Zheng
Date: Thu Jul 04 2013 - 23:24:27 EST


On 07/04/2013 07:41 PM, Benjamin LaHaise wrote:

> On Thu, Jul 04, 2013 at 02:51:18PM +0800, Gu Zheng wrote:
>> Hi Ben,
>> When I test your patch on kernel 3.10, the kernel panic when aio job
>> complete or exit, exactly in aio_free_ring(), the following is a part of dmesg.
>
> What is your test case?

Just the one you mentioned in the previous mail:
http://www.kvack.org/~bcrl/aio/aio-numa-test.c

Thanks,
Gu

>
> -ben
>


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