block: kyber: check if there are requests in ctx in kyber_has_work()

There may be request in sw queue, and not fetched to domain queue
yet, so check it in kyber_has_work().

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/block/kyber-iosched.c b/block/kyber-iosched.c
index db5bfc6..b4df317 100644
--- a/block/kyber-iosched.c
+++ b/block/kyber-iosched.c
@@ -649,7 +649,7 @@ static bool kyber_has_work(struct blk_mq_hw_ctx *hctx)
 		if (!list_empty_careful(&khd->rqs[i]))
 			return true;
 	}
-	return false;
+	return sbitmap_any_bit_set(&hctx->ctx_map);
 }
 
 #define KYBER_LAT_SHOW_STORE(op)					\