dmsquash-live-root: Request overflow support for persistent snapshot.

diff --git a/modules.d/90dmsquash-live/dmsquash-live-root.sh b/modules.d/90dmsquash-live/dmsquash-live-root.sh
index 531617e38ac3331bd3e1c93d0622e7affed43360..714e1dc0088658d00bebf1696b7f90d00ba4348e 100755 (executable)
--- a/modules.d/90dmsquash-live/dmsquash-live-root.sh
+++ b/modules.d/90dmsquash-live/dmsquash-live-root.sh
@@ -171,7 +171,7 @@ do_live_overlay() {
         # Create a snapshot of the base image
         echo 0 $sz thin /dev/mapper/live-overlay-pool 0 $base | dmsetup create live-rw
     else
-        echo 0 $sz snapshot $base $over p 8 | dmsetup create live-rw
+        echo 0 $sz snapshot $base $over PO 8 | dmsetup create live-rw
     fi
 
     # Create a device that always points to a ro base image