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# Test support for partitions on loop devices
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# Copyright (C) 2008-2012 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. "${srcdir=.}/init.sh"; path_prepend_ ../parted
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require_udevadm_settle_
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&& { udevadm settle --timeout=3; losetup -d "$loopdev"; }
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# If the loop module is loaded, unload it first
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if lsmod | grep '^loop[[:space:]]'; then
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# Insert loop module with max_part > 1
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modprobe loop max_part=7 || fail=1
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dd if=/dev/zero of=backing_file bs=1M count=4 >/dev/null 2>&1 || fail=1
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# Set up loop device on top of backing file
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loopdev=$(losetup -f --show backing_file)
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test -z "$loopdev" && fail=1
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require_partitionable_loop_device_ $loopdev
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# Expect this to succeed
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parted -s "$loopdev" mklabel msdos > err 2>&1 || fail=1
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compare /dev/null err || fail=1 # expect no output
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parted -s "$loopdev" mkpart primary 1M 2M > err 2>&1 || fail=1
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compare /dev/null err || fail=1 # expect no output
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udevadm settle --timeout=5 || fail=1
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# Verify that the partition appeared in /proc/partitions
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entry=$(basename "$loopdev"p1)
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grep "$entry" /proc/partitions || { cat /proc/partitions; fail=1; }
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# Remove the partition
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parted -s "$loopdev" rm 1 > err 2>&1 || fail=1
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compare /dev/null err || fail=1 # expect no output
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udevadm settle --timeout=5 || fail=1
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# Verify that the partition got removed from /proc/partitions
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grep "$entry" /proc/partitions && fail=1
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removed
tests/t8001-loop-blkpg.sh
