blk-wbt: kill check for legacy queue type

Everything is blk-mq at this point, so it doesn't make any sense
to have this option available as it does nothing.

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>

1 files changed, 1 insertions, 2 deletions

diff --git a/block/blk-wbt.c b/block/blk-wbt.c
index 8ac93fcbaa2e..0fc222d4194b 100644
--- a/block/blk-wbt.c
+++ b/block/blk-wbt.c
@@ -709,8 +709,7 @@ void wbt_enable_default(struct request_queue *q)
         if (!test_bit(QUEUE_FLAG_REGISTERED, &q->queue_flags))
                 return;
 
-        if ((q->mq_ops && IS_ENABLED(CONFIG_BLK_WBT_MQ)) ||
-            (q->request_fn && IS_ENABLED(CONFIG_BLK_WBT_SQ)))
+        if (q->mq_ops && IS_ENABLED(CONFIG_BLK_WBT_MQ))
                 wbt_init(q);
 }
 EXPORT_SYMBOL_GPL(wbt_enable_default);