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base-files: upgrade: try umount lvm and loop devices

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Try umount on device mapper and loop devices still mounted, so the
subsequent call to disactivate all physical volumes and delete all
loop devices is more likely to succeed.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2021-08-04 19:03:16 +01:00
parent b37f0dde78
commit e67865c569
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1 changed files with 4 additions and 0 deletions
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package/base-files/files/lib/upgrade/stage2
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@ -64,6 +64,10 @@ switch_to_ramfs() {
/bin/mount -o remount,ro /mnt
/bin/umount -l /mnt
grep -e "^/dev/dm-.*" -e "^/dev/loop.*" /proc/mounts | while read bdev mp _r; do
umount $mp
done
[ "$RAMFS_COPY_LOSETUP" ] && losetup -D
[ "$RAMFS_COPY_LVM" ] && {
mkdir -p /tmp/lvm/cache