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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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10
fs/ocfs2/file.c
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@ -512,12 +512,11 @@ int ocfs2_add_inode_data(struct ocfs2_super *osb,
int ret;
struct ocfs2_extent_tree et;
ocfs2_get_dinode_extent_tree(&et, inode, fe_bh);
ocfs2_init_dinode_extent_tree(&et, inode, fe_bh);
ret = ocfs2_add_clusters_in_btree(osb, inode, logical_offset,
clusters_to_add, mark_unwritten,
&et, handle,
data_ac, meta_ac, reason_ret);
ocfs2_put_extent_tree(&et);
return ret;
}
@ -568,10 +567,9 @@ restart_all:
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(long long)i_size_read(inode), le32_to_cpu(fe->i_clusters),
clusters_to_add);
ocfs2_get_dinode_extent_tree(&et, inode, bh);
ocfs2_init_dinode_extent_tree(&et, inode, bh);
status = ocfs2_lock_allocators(inode, &et, clusters_to_add, 0,
&data_ac, &meta_ac);
ocfs2_put_extent_tree(&et);
if (status) {
mlog_errno(status);
goto leave;
@ -1243,11 +1241,10 @@ static int __ocfs2_remove_inode_range(struct inode *inode,
struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
struct ocfs2_extent_tree et;
ocfs2_get_dinode_extent_tree(&et, inode, di_bh);
ocfs2_init_dinode_extent_tree(&et, inode, di_bh);
ret = ocfs2_lock_allocators(inode, &et, 0, 1, NULL, &meta_ac);
if (ret) {
ocfs2_put_extent_tree(&et);
mlog_errno(ret);
return ret;
}
@ -1304,7 +1301,6 @@ out:
if (meta_ac)
ocfs2_free_alloc_context(meta_ac);
ocfs2_put_extent_tree(&et);
return ret;
}