code.vuplus.com Git - vuplus_openembedded/blob - packages/openprotium-init/files/initscripts/umountinitrd.sh

   1 #!/bin/sh
   2 #
   3 # umount /mnt, which is where the initrd ends up mounted
   4 # if the directory /initrd is not present, if this fails
   5 # then the /initrd is mounted and we want to remount that
   6 # ro - this works round the shutdown -r hang problem
   7 . /etc/default/functions
   8 #
   9 # if we are turnup'ed to disk, then just unmount the initrd all together
  10 #
  11 if [ -e /initrd/dev/.devfsd ]; then
  12         [ "$VERBOSE" = "very" ] && echo "Unmounting initrd..."
  13         umount /initrd/dev
  14         umount /initrd
  15         exit 0
  16 fi
  17
  18 while read device directory remainder
  19 do
  20         case "$directory" in
  21         /mnt)   echo "InitRD: unmount initrd on /mnt" >&2
  22                 umount /mnt;;
  23         /initrd)# need the device for a remount
  24                 ffspart=Flashdisk
  25                 ffsdev="$(mtblockdev $ffspart)"
  26                 echo "InitRD: remount $ffdev read-only on /initrd" >&2
  27                 if test -n "$ffsdev" -a -b "$ffsdev"
  28                 then
  29                         mount -o remount,ro "$ffsdev" /initrd
  30                 else
  31                         echo "Flashdisk: $ffsdev: flash device not found" >&2
  32                 fi;;
  33         esac
  34 done </proc/mounts