Message ID | 20230517174230.897144-7-bvanassche@acm.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | mq-deadline: Improve support for zoned block devices | expand |
On 5/18/23 02:42, Bart Van Assche wrote: > Change the return type of deadline_check_fifo() from 'int' into 'bool'. > Use time_is_before_eq_jiffies() instead of time_after_eq(). No > functionality has been changed. > > Reviewed-by: Christoph Hellwig <hch@lst.de> > Reviewed-by: Hannes Reinecke <hare@suse.de> > Cc: Damien Le Moal <dlemoal@kernel.org> > Cc: Ming Lei <ming.lei@redhat.com> > Signed-off-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> I still think that time_is_before_eq_jiffies() should really be named time_after_eq_jiffies() though, but that is a different patch :)
diff --git a/block/mq-deadline.c b/block/mq-deadline.c index cea1b084c69e..cea91ba4a6ea 100644 --- a/block/mq-deadline.c +++ b/block/mq-deadline.c @@ -272,21 +272,15 @@ static u32 dd_queued(struct deadline_data *dd, enum dd_prio prio) } /* - * deadline_check_fifo returns 0 if there are no expired requests on the fifo, - * 1 otherwise. Requires !list_empty(&dd->fifo_list[data_dir]) + * deadline_check_fifo returns true if and only if there are expired requests + * in the FIFO list. Requires !list_empty(&dd->fifo_list[data_dir]). */ -static inline int deadline_check_fifo(struct dd_per_prio *per_prio, - enum dd_data_dir data_dir) +static inline bool deadline_check_fifo(struct dd_per_prio *per_prio, + enum dd_data_dir data_dir) { struct request *rq = rq_entry_fifo(per_prio->fifo_list[data_dir].next); - /* - * rq is expired! - */ - if (time_after_eq(jiffies, (unsigned long)rq->fifo_time)) - return 1; - - return 0; + return time_is_before_eq_jiffies((unsigned long)rq->fifo_time); } /*