init:Add support for subvol mount optionv1.1-rc8

1 files changed, 8 insertions, 2 deletions

diff --git a/init b/init
index c34eac8..9488750 100755
--- a/init
+++ b/init
@@ -20,6 +20,7 @@ export QUIET=0
 export INTERACTIVE=0
 export ROOTDEV=''
 export CRYPTROOT=''
+export MOUNTOPTS=()
 
 screen_init() {
   # Clear screen
@@ -36,8 +37,10 @@ screen_init() {
 mount_fakeroot() {
   local rootdev=${1}
   local fakeroot=${2}
+  shift && shift
+  local opts=(${@})
 
-  mount -o ro ${rootdev} ${fakeroot}
+  mount -o ro ${opts[@]} ${rootdev} ${fakeroot}
 }
 
 
@@ -91,6 +94,9 @@ parse_cmdline() {
           CRYPTROOT="$(echo ${i} | cut -d '=' -f 2)"
         fi
       ;;
+      subvol=*)
+        MOUNTOPTS+=(-o subvol=${i#*=})
+      ;;
       initdebug)
         # Enable debug mode (this is gonna be slow)
         DEBUG=1
@@ -227,7 +233,7 @@ main() {
 
   # Mount the fakeroot.
   log INFO "Mounting fakeroot"
-  mount_fakeroot ${ROOTDEV} ${fakeroot}
+  mount_fakeroot ${ROOTDEV} ${fakeroot} ${MOUNTOPTS[@]}
 
   # Ensure switch_root will be possible for destination fakeroot
   if [ ! -f "${fakeroot}/sbin/init" ]; then