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(parent: 80ea8e2) | patch
Btrfs: prevent qgroup destroy when there are still relations
authorArne Jansen <sensille@gmx.net>
Thu, 17 Jan 2013 08:22:09 +0000 (01:22 -0700)
committerChris Mason <chris.mason@fusionio.com>
Tue, 22 Jan 2013 01:18:11 +0000 (20:18 -0500)
commit7fbadd86b23c911d229239fb626ade3a6dc257d5
tree2104949c48c4549331ac632ae265bfca8532b279tree | snapshot
parent80ea8e2fa8521057f96a7e863419860fe80fa073commit | diff
Btrfs: prevent qgroup destroy when there are still relations

Currently you can just destroy a qgroup even though it is in use by other qgroups
or has qgroups assigned to it. This patch prevents destruction of qgroups unless
they are completely unused. Otherwise destroy will return EBUSY.

Reported-by: Eric Hopper <hopper@omnifarious.org>
Signed-off-by: Arne Jansen <sensille@gmx.net>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
fs/btrfs/qgroup.c diff | blob | history
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