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btrfs: qgroup: update limit info in function btrfs_run_qgroups().

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When we commit_transaction(), qgroups in btree should be updated.
But, limit info is not considered currently. It will cause a problem
when a qgroup of a snapshot inherit the limit info from srcqgroup,
then there is an inconsistency.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Dongsheng Yang 2014-11-20 21:04:56 -05:00 committed by Chris Mason
parent 1510e71c62
commit d3001ed3a8
1 changed files with 4 additions and 0 deletions
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4
fs/btrfs/qgroup.c
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@ -2151,6 +2151,10 @@ int btrfs_run_qgroups(struct btrfs_trans_handle *trans,
list_del_init(&qgroup->dirty);
spin_unlock(&fs_info->qgroup_lock);
ret = update_qgroup_info_item(trans, quota_root, qgroup);
if (ret)
fs_info->qgroup_flags |=
BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
ret = update_qgroup_limit_item(trans, quota_root, qgroup);
if (ret)
fs_info->qgroup_flags |=
BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;