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added some comments

pull/40/head
TomasM 2017-11-12 11:52:53 -05:00
parent 46cecc778a
commit 09cb84bda4
1 changed files with 12 additions and 4 deletions
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16
initramfs/shutdown
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@ -32,13 +32,16 @@ umount_all()
# Update devs so we are aware of all active /dev/loop* files. # Update devs so we are aware of all active /dev/loop* files.
# Detach loop devices which are no longer used # Detach loop devices which are no longer used
debug_log "- Detaching loops"
mdev -s mdev -s
detach_free_loops detach_free_loops
# do it the dirty way, simply try to umount everything to get rid of most mounts # do it the dirty way, simply try to umount everything to get rid of most mounts
debug_log "- Unmounting submounts of union"
umount_all /oldroot umount_all /oldroot
# free aufs of /run mount, and umount aufs # free aufs of /run mount, and umount aufs
debug_log "- Unmounting union itself"
mkdir /run2 mkdir /run2
mount --move /oldroot/run /run2 mount --move /oldroot/run /run2
umount /oldroot umount /oldroot
@ -46,20 +49,19 @@ umount /oldroot
# remember from which device we are started, so we can eject it later # remember from which device we are started, so we can eject it later
DEVICE="$(cat /proc/mounts | grep /memory/data | grep /dev/ | cut -d " " -f 1)" DEVICE="$(cat /proc/mounts | grep /memory/data | grep /dev/ | cut -d " " -f 1)"
debug_log "- going through several cycles of umounts to clear everything left"
umount_all /run2 umount_all /run2
detach_free_loops detach_free_loops
umount_all /run2 umount_all /run2
detach_free_loops detach_free_loops
umount_all /run2 umount_all /run2
/bin/bash
# eject cdrom device if we were running from it # eject cdrom device if we were running from it
for i in $(cat /proc/sys/dev/cdrom/info | grep name); do for i in $(cat /proc/sys/dev/cdrom/info | grep name); do
if [ "$DEVICE" = "/dev/$i" ]; then if [ "$DEVICE" = "/dev/$i" ]; then
echo "Attemptiong to eject /dev/$i..." >/dev/console echo "[ OK ] Attemptiong to eject /dev/$i..."
eject /dev/$i eject /dev/$i
echo "CD/DVD tray will close in 6 seconds..." >/dev/console echo "[ OK ] CD/DVD tray will close in 6 seconds..."
sleep 6 sleep 6
eject -t /dev/$i eject -t /dev/$i
fi fi
@ -67,6 +69,12 @@ done
debug_shell debug_shell
debug_log $1 -f
$1 -f $1 -f
debug_log reboot -f
reboot -f reboot -f
echo We should never reach so far. Something is totally fucked up.
echo Here you have a shell, to experiment with the universe.
/bin/sh