block, bfq: move debug blkio stats behind CONFIG_DEBUG_BLK_CGROUP

[mirror_ubuntu-bionic-kernel.git] / block / bfq-iosched.c

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 69e05f861daf3bcce5e8f41ab6fe201d5320d0b3..bcb6d21baf1269becc997c50a72bd53fd5e20c4c 100644 (file)
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -3693,14 +3693,14 @@ static struct request *bfq_dispatch_request(struct blk_mq_hw_ctx *hctx)
 {
        struct bfq_data *bfqd = hctx->queue->elevator->elevator_data;
        struct request *rq;
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
        struct bfq_queue *in_serv_queue, *bfqq;
        bool waiting_rq, idle_timer_disabled;
 #endif
 
        spin_lock_irq(&bfqd->lock);
 
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
        in_serv_queue = bfqd->in_service_queue;
        waiting_rq = in_serv_queue && bfq_bfqq_wait_request(in_serv_queue);
 
@@ -3714,7 +3714,7 @@ static struct request *bfq_dispatch_request(struct blk_mq_hw_ctx *hctx)
 #endif
        spin_unlock_irq(&bfqd->lock);
 
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
        bfqq = rq ? RQ_BFQQ(rq) : NULL;
        if (!idle_timer_disabled && !bfqq)
                return rq;
@@ -4281,7 +4281,7 @@ static void bfq_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq,
 {
        struct request_queue *q = hctx->queue;
        struct bfq_data *bfqd = q->elevator->elevator_data;
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
        struct bfq_queue *bfqq = RQ_BFQQ(rq);
        bool idle_timer_disabled = false;
        unsigned int cmd_flags;
@@ -4304,7 +4304,7 @@ static void bfq_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq,
                else
                        list_add_tail(&rq->queuelist, &bfqd->dispatch);
        } else {
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
                idle_timer_disabled = __bfq_insert_request(bfqd, rq);
                /*
                 * Update bfqq, because, if a queue merge has occurred
@@ -4323,7 +4323,7 @@ static void bfq_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq,
                }
        }
 
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
        /*
         * Cache cmd_flags before releasing scheduler lock, because rq
         * may disappear afterwards (for example, because of a request
@@ -4333,7 +4333,7 @@ static void bfq_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq,
 #endif
        spin_unlock_irq(&bfqd->lock);
 
-#ifdef CONFIG_BFQ_GROUP_IOSCHED
+#if defined(CONFIG_BFQ_GROUP_IOSCHED) && defined(CONFIG_DEBUG_BLK_CGROUP)
        if (!bfqq)
                return;
        /*