On 04/25/2014 03:32 AM, Christoph Hellwig wrote:
> From: Christoph Hellwig
>
> The blk-mq code is using it's own version of the I/O completion affinity
> tunables, which causes a few issues:
>
> - the rq_affinity sysfs file doesn't work for blk-mq devices, even if it
>still is present, thus
From: Christoph Hellwig
The blk-mq code is using it's own version of the I/O completion affinity
tunables, which causes a few issues:
- the rq_affinity sysfs file doesn't work for blk-mq devices, even if it
still is present, thus breaking existing tuning setups.
- the rq_affinity = 1 mode,
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