diff --git a/block/blk-core.c b/block/blk-core.c
index ee1a1e7e63ccfc3e735566e3725febee1890bb2e..8d07c1b7e7018238099c5be64a61aa89b68fb7df 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1612,11 +1612,12 @@ void submit_bio(int rw, struct bio *bio)
 
 		if (unlikely(block_dump)) {
 			char b[BDEVNAME_SIZE];
-			printk(KERN_DEBUG "%s(%d): %s block %Lu on %s\n",
+			printk(KERN_DEBUG "%s(%d): %s block %Lu on %s (%u sectors)\n",
 			current->comm, task_pid_nr(current),
 				(rw & WRITE) ? "WRITE" : "READ",
 				(unsigned long long)bio->bi_sector,
-				bdevname(bio->bi_bdev, b));
+				bdevname(bio->bi_bdev, b),
+				count);
 		}
 	}