(closes bug 1604)
umount: do not try to free loop device or erase mtab if remounted ro
umount: do not complain several times about the same mountpoint
function old new delta
umount_main 646 638 -8
packed_usage 23662 23652 -10
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(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-18) Total: -18 bytes