btrfs: qgroup: clear STATUS_FLAG_ON in disabling quota.

we forgot to clear STATUS_FLAG_ON in quota_disable(), it will cause a problem shown as below: # mount /dev/sdc /mnt # btrfs quota enable /mnt # btrfs quota disable /mnt # btrfs quota rescan /mnt quota rescan started <--- expecting it fail here. # echo $? 0 Signed-off-by: Dongsheng Yang <[email protected]> Reviewed-by: Josef Bacik <[email protected]> Signed-off-by: Chris Mason <[email protected]>
makiko-fly · Apr 13, 2015 · 8ea0ec9 · 8ea0ec9
1 parent 53b7cde
commit 8ea0ec9
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
@@ -966,6 +966,7 @@ int btrfs_quota_disable(struct btrfs_trans_handle *trans,
 	fs_info->pending_quota_state = 0;
 	quota_root = fs_info->quota_root;
 	fs_info->quota_root = NULL;
+	fs_info->qgroup_flags &= ~BTRFS_QGROUP_STATUS_FLAG_ON;
 	spin_unlock(&fs_info->qgroup_lock);
 
 	btrfs_free_qgroup_config(fs_info);