tree 08198271a0382cafcc4c0de2fc1efcf35cb400af
parent c3afcbb34426a9291e4c038540129053a72c3cd8
author Mark Fasheh <mark.fasheh@oracle.com> 1182188884 -0700
committer Mark Fasheh <mark.fasheh@oracle.com> 1184113920 -0700

ocfs2: btree changes for unwritten extents

Writes to a region marked as unwritten might result in a record split or
merge. We can support splits by making minor changes to the existing insert
code. Merges require left rotations which mostly re-use right rotation
support functions.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>