diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 9b440221755d..7fa2a1db51e6 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -943,6 +943,7 @@ static void blkfront_connect(struct blkfront_info *info)
 		printk(KERN_INFO "Setting capacity to %Lu\n",
 		       sectors);
 		set_capacity(info->gd, sectors);
+		revalidate_disk(info->gd);
 
 		/* fall through */
 	case BLKIF_STATE_SUSPENDED: