Re: [PATCH v3.4-rc5] block: iocontext->nr_tasks should be initializedto one

From: Jens Axboe
Date: Tue May 01 2012 - 15:03:46 EST


On 2012-05-01 20:50, Jeff Moyer wrote:
> Jens Axboe <jaxboe@xxxxxxxxxxxx> writes:
>
>> On 2012-05-01 20:31, Jeff Moyer wrote:
>>> Jens Axboe <jaxboe@xxxxxxxxxxxx> writes:
>>> I know of one project: the venerable dump/restore utility uses CLONE_IO.
>>
>> Thanks Jeff, now I remember the specifics of what we tested. IIRC, we
>> also did numbers back then comparing the coop merging vs specifically
>> using CLONE_IO.
>
> Maybe? I picked through some old emails but couldn't find that exact
> comparison. It would have been a smart thing to do, though!

It might have been in a bugzilla thing, unfortunately. But yes, it'd be
the smart thing to do, hence I was pretty sure that you did it!

--
Jens Axboe

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