On Mon, Jan 08, 2018 at 10:10:01PM +0000, Bart Van Assche wrote: > Other req->deadline writes are protected by preempt_disable(), > write_seqcount_begin(&rq->gstate_seq), write_seqcount_end(&rq->gstate_seq) > and preempt_enable(). I think it's fine that the above req->deadline store > does not have that protection but I also think that that deserves a comment. Will add. Thanks. -- tejun