block: fix blk_abort_request on blk-mq

Signed-off-by: Christoph Hellwig <hch@lst.de>

Moved blk_mq_rq_timed_out() definition to the private blk-mq.h header.

Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/block/blk-mq.h b/block/blk-mq.h
index ca4964a..a3c613a 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -60,6 +60,8 @@
 extern int blk_mq_sysfs_register(struct request_queue *q);
 extern void blk_mq_sysfs_unregister(struct request_queue *q);
 
+extern void blk_mq_rq_timed_out(struct request *req, bool reserved);
+
 /*
  * Basic implementation of sparser bitmap, allowing the user to spread
  * the bits over more cachelines.