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authorJens Axboe <axboe@kernel.dk>2018-10-24 03:39:36 -0600
committerJens Axboe <axboe@kernel.dk>2018-11-07 13:42:32 -0700
commit7ca01926463a15f5d2681458643b2453930b873a (patch)
tree06ea203ffd839dfb7dfe0be9a10287679b898d36 /block/blk-mq-tag.c
parent2cdf2caecda6cb16c24c6bdd2484d4cec99cfbb3 (diff)
block: remove legacy rq tagging
It's now unused, kill it. Reviewed-by: Hannes Reinecke <hare@suse.com> Tested-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Omar Sandoval <osandov@fb.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-mq-tag.c')
-rw-r--r--block/blk-mq-tag.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index cfda95b85d34..4254e74c1446 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -530,10 +530,8 @@ u32 blk_mq_unique_tag(struct request *rq)
struct blk_mq_hw_ctx *hctx;
int hwq = 0;
- if (q->mq_ops) {
- hctx = blk_mq_map_queue(q, rq->mq_ctx->cpu);
- hwq = hctx->queue_num;
- }
+ hctx = blk_mq_map_queue(q, rq->mq_ctx->cpu);
+ hwq = hctx->queue_num;
return (hwq << BLK_MQ_UNIQUE_TAG_BITS) |
(rq->tag & BLK_MQ_UNIQUE_TAG_MASK);