From: Yu Kuai <yukuai3@xxxxxxxxxx> Because bfq_put_cooperator() is always followed by bfq_release_process_ref(). Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx> --- block/bfq-cgroup.c | 1 - block/bfq-iosched.c | 6 ++---- 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c index 9fb9f3533150..e831aedb4643 100644 --- a/block/bfq-cgroup.c +++ b/block/bfq-cgroup.c @@ -736,7 +736,6 @@ static void bfq_sync_bfqq_move(struct bfq_data *bfqd, */ bfq_put_cooperator(sync_bfqq); bic_set_bfqq(bic, NULL, true, act_idx); - bfq_release_process_ref(bfqd, sync_bfqq); } } diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index f4192d5411d2..17b0bf6b56bb 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -5434,6 +5434,8 @@ void bfq_put_cooperator(struct bfq_queue *bfqq) bfq_put_queue(__bfqq); __bfqq = next; } + + bfq_release_process_ref(bfqq->bfqd, bfqq); } static void bfq_exit_bfqq(struct bfq_data *bfqd, struct bfq_queue *bfqq) @@ -5446,8 +5448,6 @@ static void bfq_exit_bfqq(struct bfq_data *bfqd, struct bfq_queue *bfqq) bfq_log_bfqq(bfqd, bfqq, "exit_bfqq: %p, %d", bfqq, bfqq->ref); bfq_put_cooperator(bfqq); - - bfq_release_process_ref(bfqd, bfqq); } static void bfq_exit_icq_bfqq(struct bfq_io_cq *bic, bool is_sync, @@ -6734,8 +6734,6 @@ bfq_split_bfqq(struct bfq_io_cq *bic, struct bfq_queue *bfqq) bic_set_bfqq(bic, NULL, true, bfqq->actuator_idx); bfq_put_cooperator(bfqq); - - bfq_release_process_ref(bfqq->bfqd, bfqq); return NULL; } -- 2.39.2