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* Remove loopback devices during shutdown, since they may prevent

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filesystems from being unmounted.

svn path=/nixos/trunk/; revision=30203
This commit is contained in:
Eelco Dolstra 2011-11-03 02:15:33 +00:00
parent aac71e8f95
commit a4d2682238
1 changed files with 7 additions and 0 deletions
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7
modules/system/upstart-events/shutdown.nix
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@ -88,6 +88,13 @@ with pkgs.lib;
tryAgain= tryAgain=
failed= # list of mount points that couldn't be unmounted/remounted failed= # list of mount points that couldn't be unmounted/remounted
# Get rid of loopback devices.
loDevices=$(losetup -a | sed 's#^\(/dev/loop[0-9]\+\).*#\1#')
if [ -n "$loDevices" ]; then
echo "removing loopback devices $loDevices..."
losetup -d $loDevices
fi
cp /proc/mounts /dev/.mounts # don't read /proc/mounts while it's changing cp /proc/mounts /dev/.mounts # don't read /proc/mounts while it's changing
exec 4< /dev/.mounts exec 4< /dev/.mounts
while read -u 4 device mp fstype options rest; do while read -u 4 device mp fstype options rest; do