Re: [PATCH 1/2] Don't merge different partition's IOs

[Satoru Takeuchi]

Hi Jens,

(2010/12/08 17:06), Jens Axboe wrote:
> > > > I hit on another approach. Although it doesn'tprevent any merge as Linus
> > > > preferred, it can fix the problem anyway. In this idea, in_flight is
> > > > incremented and decremented for the partition which the request belonged
> > > > to in its creation. It has the following merits.
> >
> > Revert is already finished. 2.6.37-rc-5 and latest stable kernel doesn't
> > contain Yasuaki's former logic.
> >
> > https://lkml.org/lkml/2010/10/24/118
>
> Yes I know, that is why I said:
>
> > > I really would prefer if we fixed up the patchset we ended up reverting.
> > > At least that had a purpose with growing struct request, since we saved
> > > on doing the partition lookups.
>
> That I prefer we fix that code up, since I think it's the best solution
> to the problem.

I already postedit.

https://lkml.org/lkml/2010/12/8/12

I think it is OK without mail subject :-)

Thanks,
Satoru

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