Btrfs: minor comments

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-03-17 14:29:23 -04:00 committed by David Woodhouse
parent e089f05c18
commit 4068947886
1 changed files with 5 additions and 0 deletions

View File

@ -294,6 +294,10 @@ static int balance_level(struct btrfs_trans_handle *trans, struct btrfs_root
parent_buf = path->nodes[level + 1];
pslot = path->slots[level + 1];
/*
* deal with the case where there is only one pointer in the root
* by promoting the node below to a root
*/
if (!parent_buf) {
struct btrfs_buffer *child;
u64 blocknr = mid_buf->blocknr;
@ -1043,6 +1047,7 @@ static int split_leaf(struct btrfs_trans_handle *trans, struct btrfs_root
int ret;
int wret;
/* first try to make some room by pushing left and right */
wret = push_leaf_left(trans, root, path, data_size);
if (wret < 0)
return wret;