diff options
| -rw-r--r-- | block/bfq-iosched.c | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 54f6eae2763d..7936e8bc166a 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -6877,7 +6877,6 @@ static struct bfq_queue *bfq_init_rq(struct request *rq) const int is_sync = rq_is_sync(rq); struct bfq_queue *bfqq; bool new_queue = false; - bool bfqq_already_existing = false; unsigned int a_idx = bfq_actuator_index(bfqd, bio); if (unlikely(!rq->elv.icq)) @@ -6918,31 +6917,27 @@ static struct bfq_queue *bfq_init_rq(struct request *rq) bfqq = bfq_get_bfqq_handle_split(bfqd, bic, bio, true, is_sync, NULL); - if (unlikely(bfqq == &bfqd->oom_bfqq)) - bfqq_already_existing = true; - else + if (likely(bfqq != &bfqd->oom_bfqq)) { bfq_bfqq_resume_state(bfqq, bfqd, bic, false); + bfqq->waker_bfqq = waker_bfqq; + bfqq->tentative_waker_bfqq = NULL; + + /* + * If the waker queue disappears, then + * new_bfqq->waker_bfqq must be + * reset. So insert new_bfqq into the + * woken_list of the waker. See + * bfq_check_waker for details. + */ + if (waker_bfqq) + hlist_add_head( + &bfqq->woken_list_node, + &bfqq->waker_bfqq->woken_list); + } } else { - bfqq_already_existing = true; bfq_bfqq_resume_state(bfqq, bfqd, bic, true); } - - if (!bfqq_already_existing) { - bfqq->waker_bfqq = waker_bfqq; - bfqq->tentative_waker_bfqq = NULL; - - /* - * If the waker queue disappears, then - * new_bfqq->waker_bfqq must be - * reset. So insert new_bfqq into the - * woken_list of the waker. See - * bfq_check_waker for details. - */ - if (waker_bfqq) - hlist_add_head(&bfqq->woken_list_node, - &bfqq->waker_bfqq->woken_list); - } } } |