diff options
Diffstat (limited to 'block/blk-mq-tag.c')
| -rw-r--r-- | block/blk-mq-tag.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c index 2dcd738c6952..3cfffef1feb3 100644 --- a/block/blk-mq-tag.c +++ b/block/blk-mq-tag.c @@ -37,29 +37,25 @@ static void blk_mq_update_wake_batch(struct blk_mq_tags *tags, * to get tag when first time, the other shared-tag users could reserve * budget for it. */ -bool __blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx) +void __blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx) { unsigned int users; if (blk_mq_is_shared_tags(hctx->flags)) { struct request_queue *q = hctx->queue; - if (test_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags) || - test_and_set_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags)) { - return true; - } + if (test_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags)) + return; + set_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags); } else { - if (test_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state) || - test_and_set_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state)) { - return true; - } + if (test_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state)) + return; + set_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state); } users = atomic_inc_return(&hctx->tags->active_queues); blk_mq_update_wake_batch(hctx->tags, users); - - return true; } /* |