2 files changed, 13 insertions, 0 deletions

diff --git a/mdk-stage1/NEWS b/mdk-stage1/NEWS
index 7b0918ce6..816a92452 100644
--- a/mdk-stage1/NEWS
+++ b/mdk-stage1/NEWS
@@ -1,4 +1,5 @@
 - do not advice long dead pcmcia.img & network.img images (mga#5466)
+- first attempt at supporting XenBlk discs
 
 1.65
 - load btrfs module to mount btrfs
diff --git a/mdk-stage1/mount.c b/mdk-stage1/mount.c
index 6c180d8e6..918f5d1a2 100644
--- a/mdk-stage1/mount.c
+++ b/mdk-stage1/mount.c
@@ -72,6 +72,18 @@ int ensure_dev_exists(const char * dev)
 			}
 		} else if (name[3])
 			minor += (name[3] - '0');
+	} else if (ptr_begins_static_str(name, "xvd")) {
+		/* Virtual disks */
+		major = 202;
+		minor = (name[2] - 'a') << 4;
+		if (name[4] && name[5]) {
+			minor += 10 + (name[5] - '0');
+			if (name[4] > 1 || name[5] > 5) {
+				log_message("I don't know how to create device %s, please post bugreport to me!", dev);
+				return -1;
+			}
+		} else if (name[4])
+			minor += (name[4] - '0');
 	} else if (ptr_begins_static_str(name, "hd")) {
 		/* IDE disks/cd's */
 		if (name[2] == 'a')