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Try to force remove dm devices in after test fails.

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This commit is contained in:
Milan Broz 2011-06-30 08:50:10 +00:00
parent 2df71f33ac
commit cf332f746e
1 changed files with 21 additions and 0 deletions
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21
test/lib/aux.sh
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@ -90,6 +90,27 @@ teardown_devs() {
rm -f DEVICES # devs is set in prepare_devs() rm -f DEVICES # devs is set in prepare_devs()
rm -f LOOP rm -f LOOP
# Try to remove test devices
# resume any linears to be sure we do not deadlock
STRAY_DEVS=$(dmsetup table | grep linear | sed 's/:.*//' | grep $COMMON_PREFIX | cut -d' ' -f 1)
for dm in $STRAY_DEVS ; do
# FIXME: only those really suspended
dmsetup resume $dm 2>/dev/null
done
# Now try to remove devices
finish=0
while [ $finish -eq 0 ] ; do
finish=1
STRAY_DEVS=$(dmsetup table | sed 's/:.*//' | grep $COMMON_PREFIX | cut -d' ' -f 1)
for dm in $STRAY_DEVS ; do
echo "Trying to remove stalled $dm"
dmsetup remove $dm 2>/dev/null
# Sucessful remove means repeat the loop once more
[ $? -eq 0 ] && finish=0
done
done
# Remove any loop devices that failed to get torn down if earlier tests aborted # Remove any loop devices that failed to get torn down if earlier tests aborted
STRAY_LOOPS=`losetup -a | grep $COMMON_PREFIX | cut -d: -f1` STRAY_LOOPS=`losetup -a | grep $COMMON_PREFIX | cut -d: -f1`
if test -n "$STRAY_LOOPS"; then if test -n "$STRAY_LOOPS"; then