On Tue 16-08-22 09:56:31, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@xxxxxxxxxx>
>
> 'bfqd' can be accessed through 'bfqq->bfqd', there is no need to pass
> it as a parameter separately.
>
> Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
I agree. That also seemed a bit strange to me in bfq code. Feel free to
add:
Reviewed-by: Jan Kara <jack@xxxxxxx>
Honza
> ---
> block/bfq-iosched.c | 8 ++++----
> block/bfq-iosched.h | 5 ++---
> block/bfq-wf2q.c | 9 ++++++---
> 3 files changed, 12 insertions(+), 10 deletions(-)
>
> diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
> index f39067389b2b..7ea427817f7f 100644
> --- a/block/bfq-iosched.c
> +++ b/block/bfq-iosched.c
> @@ -1925,7 +1925,7 @@ static void bfq_bfqq_handle_idle_busy_switch(struct bfq_data *bfqd,
> bfqq->service_from_backlogged = 0;
> bfq_clear_bfqq_softrt_update(bfqq);
>
> - bfq_add_bfqq_busy(bfqd, bfqq);
> + bfq_add_bfqq_busy(bfqq);
>
> /*
> * Expire in-service queue if preemption may be needed for
> @@ -2419,7 +2419,7 @@ static void bfq_remove_request(struct request_queue *q,
> bfqq->next_rq = NULL;
>
> if (bfq_bfqq_busy(bfqq) && bfqq != bfqd->in_service_queue) {
> - bfq_del_bfqq_busy(bfqd, bfqq, false);
> + bfq_del_bfqq_busy(bfqq, false);
> /*
> * bfqq emptied. In normal operation, when
> * bfqq is empty, bfqq->entity.service and
> @@ -3098,7 +3098,7 @@ void bfq_release_process_ref(struct bfq_data *bfqd, struct bfq_queue *bfqq)
> */
> if (bfq_bfqq_busy(bfqq) && RB_EMPTY_ROOT(&bfqq->sort_list) &&
> bfqq != bfqd->in_service_queue)
> - bfq_del_bfqq_busy(bfqd, bfqq, false);
> + bfq_del_bfqq_busy(bfqq, false);
>
> bfq_reassign_last_bfqq(bfqq, NULL);
>
> @@ -3908,7 +3908,7 @@ static bool __bfq_bfqq_expire(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> */
> bfqq->budget_timeout = jiffies;
>
> - bfq_del_bfqq_busy(bfqd, bfqq, true);
> + bfq_del_bfqq_busy(bfqq, true);
> } else {
> bfq_requeue_bfqq(bfqd, bfqq, true);
> /*
> diff --git a/block/bfq-iosched.h b/block/bfq-iosched.h
> index f81ab3c8fa3c..64ee618064ba 100644
> --- a/block/bfq-iosched.h
> +++ b/block/bfq-iosched.h
> @@ -1080,9 +1080,8 @@ void bfq_deactivate_bfqq(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> void bfq_activate_bfqq(struct bfq_data *bfqd, struct bfq_queue *bfqq);
> void bfq_requeue_bfqq(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> bool expiration);
> -void bfq_del_bfqq_busy(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> - bool expiration);
> -void bfq_add_bfqq_busy(struct bfq_data *bfqd, struct bfq_queue *bfqq);
> +void bfq_del_bfqq_busy(struct bfq_queue *bfqq, bool expiration);
> +void bfq_add_bfqq_busy(struct bfq_queue *bfqq);
>
> /* --------------- end of interface of B-WF2Q+ ---------------- */
>
> diff --git a/block/bfq-wf2q.c b/block/bfq-wf2q.c
> index 983413cdefad..8fc3da4c23bb 100644
> --- a/block/bfq-wf2q.c
> +++ b/block/bfq-wf2q.c
> @@ -1651,9 +1651,10 @@ void bfq_requeue_bfqq(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> * the service tree. As a special case, it can be invoked during an
> * expiration.
> */
> -void bfq_del_bfqq_busy(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> - bool expiration)
> +void bfq_del_bfqq_busy(struct bfq_queue *bfqq, bool expiration)
> {
> + struct bfq_data *bfqd = bfqq->bfqd;
> +
> bfq_log_bfqq(bfqd, bfqq, "del from busy");
>
> bfq_clear_bfqq_busy(bfqq);
> @@ -1674,8 +1675,10 @@ void bfq_del_bfqq_busy(struct bfq_data *bfqd, struct bfq_queue *bfqq,
> /*
> * Called when an inactive queue receives a new request.
> */
> -void bfq_add_bfqq_busy(struct bfq_data *bfqd, struct bfq_queue *bfqq)
> +void bfq_add_bfqq_busy(struct bfq_queue *bfqq)
> {
> + struct bfq_data *bfqd = bfqq->bfqd;
> +
> bfq_log_bfqq(bfqd, bfqq, "add to busy");
>
> bfq_activate_bfqq(bfqd, bfqq);
> --
> 2.31.1
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR
