yangerkun 8907e1a6bb quota: fix a problem about transfer quota
[ Upstream commit c6d9c35d16f1bafd3fec64b865e569e48cbcb514 ]

Run below script as root, dquot_add_space will return -EDQUOT since
__dquot_transfer call dquot_add_space with flags=0, and dquot_add_space
think it's a preallocation. Fix it by set flags as DQUOT_SPACE_WARN.

mkfs.ext4 -O quota,project /dev/vdb
mount -o prjquota /dev/vdb /mnt
setquota -P 23 1 1 0 0 /dev/vdb
dd if=/dev/zero of=/mnt/test-file bs=4K count=1
chattr -p 23 test-file

Fixes: 7b9ca4c61bc2 ("quota: Reduce contention on dq_data_lock")
Signed-off-by: yangerkun <yangerkun@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-07-21 09:04:28 +02:00
..
2018-07-08 15:30:51 +02:00
2018-12-17 09:28:54 +01:00
2018-12-21 14:13:04 +01:00
2017-09-04 19:05:15 -04:00
2019-03-13 14:03:11 -07:00