Commit 978d910d authored by Yan Zheng's avatar Yan Zheng Committed by Chris Mason
Browse files

Btrfs: always update root items for fs trees at commit time



commit_fs_roots skips updating root items for fs trees that aren't modified.
This is unsafe now that relocation code modifies root item's last_snapshot
field without modifying corresponding fs tree.
Signed-off-by: default avatarYan Zheng <zheng.yan@oracle.com>
Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent b263c2c8
......@@ -543,13 +543,13 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans,
btrfs_free_log(trans, root);
btrfs_update_reloc_root(trans, root);
if (root->commit_root == root->node)
continue;
free_extent_buffer(root->commit_root);
root->commit_root = btrfs_root_node(root);
if (root->commit_root != root->node) {
free_extent_buffer(root->commit_root);
root->commit_root = btrfs_root_node(root);
btrfs_set_root_node(&root->root_item,
root->node);
}
btrfs_set_root_node(&root->root_item, root->node);
err = btrfs_update_root(trans, fs_info->tree_root,
&root->root_key,
&root->root_item);
......
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