Re: [PATCH 4/8] blk-mq: use blk_mq_rq_state() instead of testing REQ_ATOM_COMPLETE

From: Bart Van Assche
Date: Mon Jan 08 2018 - 17:04:05 EST


On Mon, 2018-01-08 at 11:15 -0800, Tejun Heo wrote:
> blk_mq_check_inflight() and blk_mq_poll_hybrid_sleep() test
> REQ_ATOM_COMPLETE to determine the request state. Both uses are
> speculative and we can test REQ_ATOM_STARTED and blk_mq_rq_state() for
> equivalent results. Replace the tests. This will allow removing
> REQ_ATOM_COMPLETE usages from blk-mq.

Reviewed-by: Bart Van Assche <bart.vanassche@xxxxxxx>