Re: [PATCH 0/9] block/aio: loop mq conversion and kernel aio

[Ming Lei]

Hi Guys,

Ping

Thanks,

On Thu, Jul 24, 2014 at 6:55 AM, Ming Lei <ming.lei@xxxxxxxxxxxxx> wrote:
> Hi,
>
> The first 6 patches convert current loop driver into blk-mq, and
> loop's scalability can get improved a lot.
>
> The 7th and 8th patches introduce kernel AIO support, most of
> is borrow from Dave's work last year, and thanks to ITER_BVEC,
> now it is easier to implement kernel AIO now.
>
> The 9th patch uses kernel AIO with O_DIRECT to improve loop's
> performance in single thread.
>
> With blk-mq and kernel AIO, both scalability and performance
> of loop driver get lot of improvement.
>
> Thanks,
>
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