tree 2c3f662c55ab4a0a22989c06edf0d027387bfbed
parent 1625f8ac151743e452ec062c2989669c508ffa48
author Joel Becker <joel.becker@oracle.com> 1219434369 -0700
committer Mark Fasheh <mfasheh@suse.com> 1223942225 -0700

ocfs2: Change ocfs2_get_*_extent_tree() to ocfs2_init_*_extent_tree()

The original get/put_extent_tree() functions held a reference on
et_root_bh.  However, every single caller already has a safe reference,
making the get/put cycle irrelevant.

We change ocfs2_get_*_extent_tree() to ocfs2_init_*_extent_tree().  It
no longer gets a reference on et_root_bh.  ocfs2_put_extent_tree() is
removed.  Callers now have a simpler init+use pattern.

Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>