Re: [PATCH 11/14] rq-qos: introduce dio_bio callback

From: Randy Dunlap
Date: Tue Jul 03 2018 - 15:29:19 EST


On 07/03/2018 08:15 AM, Josef Bacik wrote:
> From: Josef Bacik <jbacik@xxxxxx>
>
> wbt cares only about request completion time, but controllers may need

Please spell out wt^Hbt.
whatever it is.

> information that is on the bio itself, so add a done_bio callback for
> rq-qos so things like blk-iolatency can use it to have the bio when it
> completes.
>
> Signed-off-by: Josef Bacik <jbacik@xxxxxx>
> ---
> block/bio.c | 4 ++++
> block/blk-rq-qos.c | 10 ++++++++++
> block/blk-rq-qos.h | 2 ++
> 3 files changed, 16 insertions(+)


--
~Randy