Export write_tree_block() function and allow it write extent without
transaction.
This provides the basis for later uuid change function.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
return 0;
}
-static int write_tree_block(struct btrfs_trans_handle *trans,
+int write_tree_block(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct extent_buffer *eb)
{
BUG();
}
- if (!btrfs_buffer_uptodate(eb, trans->transid))
+ if (trans && !btrfs_buffer_uptodate(eb, trans->transid))
BUG();
btrfs_set_header_flag(eb, BTRFS_HEADER_FLAG_WRITTEN);
int verify);
int verify_tree_block_csum_silent(struct extent_buffer *buf, u16 csum_size);
int btrfs_read_buffer(struct extent_buffer *buf, u64 parent_transid);
+int write_tree_block(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root,
+ struct extent_buffer *eb);
int write_and_map_eb(struct btrfs_trans_handle *trans, struct btrfs_root *root,
struct extent_buffer *eb);