Re: [PATCH 05/10] block: remove per-queue plugging

[Jens Axboe]

On 2011-03-08 22:36, Jeff Moyer wrote:
> Jens Axboe <jaxboe@xxxxxxxxxxxx> writes:
> 
>> On 2011-03-08 21:21, Mike Snitzer wrote:
>>> On Tue, Mar 08 2011 at  7:16am -0500,
>>> Jens Axboe <jaxboe@xxxxxxxxxxxx> wrote:
>>>
>>>> On 2011-03-03 23:13, Mike Snitzer wrote:
>>>>> I'm now hitting a lockdep issue, while running a 'for-2.6.39/stack-plug'
>>>>> kernel, when I try an fsync heavy workload to a request-based mpath
>>>>> device (the kernel ultimately goes down in flames, I've yet to look at
>>>>> the crashdump I took)
>>>>
>>>> Mike, can you re-run with the current stack-plug branch? I've fixed the
>>>> !CONFIG_BLOCK and rebase issues, and also added a change for this flush
>>>> on schedule event. It's run outside of the runqueue lock now, so
>>>> hopefully that should solve this one.
>>>
>>> Works for me, thanks.
>>
>> Super, thanks! Out of curiousity, did you use dm/md?
> 
> mm/memory-failure.c: In function 'hwpoison_user_mappings':
> mm/memory-failure.c:948: error: implicit declaration of function 'lock_page_nosync'
> 
> You missed a conversion of lock_page_nosync -> lock_page.

Thanks Jeff, I guess I should run a full modconfig/yesconfig build again
just to check that everyone is still uptodate.

-- 
Jens Axboe

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