use umount -R to unmount recursively bound mounts

Author: leahneukirchen

lib.sh.in

@@ -99,7 +99,7 @@ umount_pseudofs() {
     # contingency where the psuedofs mounts are not present.
     if [ -d "${ROOTFS}" ]; then
         for f in dev proc sys; do
-            umount -f "$ROOTFS/$f" >/dev/null 2>&1
+            umount -R -f "$ROOTFS/$f" >/dev/null 2>&1
         done
     fi
     umount -f "$ROOTFS/tmp" >/dev/null 2>&1

mklive.sh.in

@@ -51,9 +51,9 @@ mount_pseudofs() {
     done
 }
 umount_pseudofs() {
-    umount -f "$ROOTFS"/sys >/dev/null 2>&1
-    umount -f "$ROOTFS"/dev >/dev/null 2>&1
-    umount -f "$ROOTFS"/proc >/dev/null 2>&1
+    umount -R -f "$ROOTFS"/sys >/dev/null 2>&1
+    umount -R -f "$ROOTFS"/dev >/dev/null 2>&1
+    umount -R -f "$ROOTFS"/proc >/dev/null 2>&1
 }
 error_out() {
     umount_pseudofs