diff options
Diffstat (limited to 'block/blk-mq.h')
| -rw-r--r-- | block/blk-mq.h | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h index 9fb06261518e..14b7efb94f75 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -106,15 +106,12 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q, { enum hctx_type type = HCTX_TYPE_DEFAULT; - if ((flags & REQ_HIPRI) && - q->tag_set->nr_maps > HCTX_TYPE_POLL && - q->tag_set->map[HCTX_TYPE_POLL].nr_queues && - test_bit(QUEUE_FLAG_POLL, &q->queue_flags)) + /* + * The caller ensure that if REQ_HIPRI, poll must be enabled. + */ + if (flags & REQ_HIPRI) type = HCTX_TYPE_POLL; - - else if (((flags & REQ_OP_MASK) == REQ_OP_READ) && - q->tag_set->nr_maps > HCTX_TYPE_READ && - q->tag_set->map[HCTX_TYPE_READ].nr_queues) + else if ((flags & REQ_OP_MASK) == REQ_OP_READ) type = HCTX_TYPE_READ; return ctx->hctxs[type]; |