ocfs2: Remove unused ocfs2_restore_xattr_block().

Since now ocfs2 supports empty xattr buckets, we will never remove
the xattr index tree even if all the xattrs are removed, so this
function will never be called. So remove it.

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

diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index 74d1faba23bb4ee468a71ac6e3e5742608ecde00..789fb70462c932702ea671b71b48ccb59331c27f 100644 (file)
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -1791,52 +1791,6 @@ cleanup:
        return ret;
 }
 
-/*
- * When all the xattrs are deleted from index btree, the ocfs2_xattr_tree
- * will be erased and ocfs2_xattr_block will have its ocfs2_xattr_header
- * re-initialized.
- */
-static int ocfs2_restore_xattr_block(struct inode *inode,
-                                    struct ocfs2_xattr_search *xs)
-{
-       int ret;
-       handle_t *handle;
-       struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
-       struct ocfs2_xattr_block *xb =
-               (struct ocfs2_xattr_block *)xs->xattr_bh->b_data;
-       struct ocfs2_extent_list *el = &xb->xb_attrs.xb_root.xt_list;
-       u16 xb_flags = le16_to_cpu(xb->xb_flags);
-
-       BUG_ON(!(xb_flags & OCFS2_XATTR_INDEXED) ||
-               le16_to_cpu(el->l_next_free_rec) != 0);
-
-       handle = ocfs2_start_trans(osb, OCFS2_XATTR_BLOCK_UPDATE_CREDITS);
-       if (IS_ERR(handle)) {
-               ret = PTR_ERR(handle);
-               handle = NULL;
-               goto out;
-       }
-
-       ret = ocfs2_journal_access(handle, inode, xs->xattr_bh,
-                                  OCFS2_JOURNAL_ACCESS_WRITE);
-       if (ret < 0) {
-               mlog_errno(ret);
-               goto out_commit;
-       }
-
-       memset(&xb->xb_attrs, 0, inode->i_sb->s_blocksize -
-              offsetof(struct ocfs2_xattr_block, xb_attrs));
-
-       xb->xb_flags = cpu_to_le16(xb_flags & ~OCFS2_XATTR_INDEXED);
-
-       ocfs2_journal_dirty(handle, xs->xattr_bh);
-
-out_commit:
-       ocfs2_commit_trans(osb, handle);
-out:
-       return ret;
-}
-
 /*
  * ocfs2_xattr_block_set()
  *
@@ -1947,8 +1901,6 @@ out:
        }
 
        ret = ocfs2_xattr_set_entry_index_block(inode, xi, xs);
-       if (!ret && xblk->xb_attrs.xb_root.xt_list.l_next_free_rec == 0)
-               ret = ocfs2_restore_xattr_block(inode, xs);
 
 end: