From e28c9b3caf6b0998b8d5f779e908920408c133e0 Mon Sep 17 00:00:00 2001 From: Paolo Valente Date: Mon, 3 Feb 2020 11:40:58 +0100 Subject: [PATCH] block, bfq: remove ifdefs from around gets/puts of bfq groups commit 4d8340d0d4d90e7ca367d18ec16c2fefa89a339c upstream. ifdefs around gets and puts of bfq groups reduce readability, remove them. Tested-by: Oleksandr Natalenko Reported-by: Jens Axboe Signed-off-by: Paolo Valente Signed-off-by: Jens Axboe Signed-off-by: Greg Kroah-Hartman --- block/bfq-cgroup.c | 4 ++++ block/bfq-iosched.c | 6 +----- block/bfq-iosched.h | 1 + 3 files changed, 6 insertions(+), 5 deletions(-) diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c index ead6e4283298..d0e36d652264 100644 --- a/block/bfq-cgroup.c +++ b/block/bfq-cgroup.c @@ -1388,6 +1388,10 @@ struct bfq_group *bfqq_group(struct bfq_queue *bfqq) return bfqq->bfqd->root_group; } +void bfqg_and_blkg_get(struct bfq_group *bfqg) {} + +void bfqg_and_blkg_put(struct bfq_group *bfqg) {} + struct bfq_group *bfq_create_group_hierarchy(struct bfq_data *bfqd, int node) { struct bfq_group *bfqg; diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 955daa29303a..48189ff88916 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -4826,9 +4826,7 @@ void bfq_put_queue(struct bfq_queue *bfqq) { struct bfq_queue *item; struct hlist_node *n; -#ifdef CONFIG_BFQ_GROUP_IOSCHED struct bfq_group *bfqg = bfqq_group(bfqq); -#endif if (bfqq->bfqd) bfq_log_bfqq(bfqq->bfqd, bfqq, "put_queue: %p %d", @@ -4901,9 +4899,7 @@ void bfq_put_queue(struct bfq_queue *bfqq) bfqq->bfqd->last_completed_rq_bfqq = NULL; kmem_cache_free(bfq_pool, bfqq); -#ifdef CONFIG_BFQ_GROUP_IOSCHED bfqg_and_blkg_put(bfqg); -#endif } static void bfq_put_cooperator(struct bfq_queue *bfqq) @@ -6387,10 +6383,10 @@ static void bfq_exit_queue(struct elevator_queue *e) hrtimer_cancel(&bfqd->idle_slice_timer); -#ifdef CONFIG_BFQ_GROUP_IOSCHED /* release oom-queue reference to root group */ bfqg_and_blkg_put(bfqd->root_group); +#ifdef CONFIG_BFQ_GROUP_IOSCHED blkcg_deactivate_policy(bfqd->queue, &blkcg_policy_bfq); #else spin_lock_irq(&bfqd->lock); diff --git a/block/bfq-iosched.h b/block/bfq-iosched.h index e0e4a413d43a..1553a4e8f7ad 100644 --- a/block/bfq-iosched.h +++ b/block/bfq-iosched.h @@ -916,6 +916,7 @@ struct bfq_group { #else struct bfq_group { + struct bfq_entity entity; struct bfq_sched_data sched_data; struct bfq_queue *async_bfqq[2][IOPRIO_BE_NR];