Re: [PATCH] block/aio: Enable sysfs nomerge control for I/O requestsin the plug list

[Jens Axboe]

On Wed, Oct 23 2013, Jeff Moyer wrote:
> Alireza Haghdoost <alireza@xxxxxxxxxx> writes:
> 
> > This patch enables the sysfs to control I/O request merge
> > functionality in the plug list. While this control has been
> > implemented for the request queue, it was dismissed in the plug list.
> > Therefore, block layer merges requests together (or attempt to merge)
> > even if the merge capability was disable using sysfs nomerge parameter
> > value 2.
> 
> Yeah, this looks like an oversight.  Your mailer really munged up the
> patch, though.  You should fix that and resend (unless Jens just fixes
> it up manually).  Also, please specify the -p option to diff or just use
> git diff.

I fixed it up, changed the style slightly as well (no point in reading
and checking the plug first). This is what I queued up:

http://git.kernel.dk/?p=linux-block.git;a=commit;h=dfc302d833c46f40b5f775099da00bb0cf0e81ad

-- 
Jens Axboe

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