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

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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>
This commit is contained in:
Joel Becker
2008-08-22 12:46:09 -07:00
committed by Mark Fasheh
parent 1625f8ac15
commit 8d6220d6a7
6 changed files with 44 additions and 67 deletions
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6
fs/ocfs2/dir.c
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@@ -1194,7 +1194,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
handle_t *handle;
struct ocfs2_extent_tree et;
ocfs2_get_dinode_extent_tree(&et, dir, di_bh);
ocfs2_init_dinode_extent_tree(&et, dir, di_bh);
alloc = ocfs2_clusters_for_bytes(sb, bytes);
@@ -1363,7 +1363,6 @@ out:
brelse(dirdata_bh);
ocfs2_put_extent_tree(&et);
return ret;
}
@@ -1485,9 +1484,8 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
spin_lock(&OCFS2_I(dir)->ip_lock);
if (dir_i_size == ocfs2_clusters_to_bytes(sb, OCFS2_I(dir)->ip_clusters)) {
spin_unlock(&OCFS2_I(dir)->ip_lock);
ocfs2_get_dinode_extent_tree(&et, dir, parent_fe_bh);
ocfs2_init_dinode_extent_tree(&et, dir, parent_fe_bh);
num_free_extents = ocfs2_num_free_extents(osb, dir, &et);
ocfs2_put_extent_tree(&et);
if (num_free_extents < 0) {
status = num_free_extents;
mlog_errno(status);