diff --git a/block/blk.h b/block/blk.h
index a134231fd22a31acad73cf58815060f7ae81d708..2a0ea32d249fdaa9694e0249e435777565535d70 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -36,7 +36,6 @@ bool __blk_end_bidi_request(struct request *rq, int error,
 void blk_rq_timed_out_timer(unsigned long data);
 void blk_delete_timer(struct request *);
 void blk_add_timer(struct request *);
-void __generic_unplug_device(struct request_queue *);
 
 /*
  * Internal atomic flags for request handling