From patchwork Tue Dec 15 06:54:17 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miao Xie X-Patchwork-Id: 67536 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id nBF6nqHa002943 for ; Tue, 15 Dec 2009 06:49:52 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753897AbZLOGtv (ORCPT ); Tue, 15 Dec 2009 01:49:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752957AbZLOGtu (ORCPT ); Tue, 15 Dec 2009 01:49:50 -0500 Received: from cn.fujitsu.com ([222.73.24.84]:53179 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1754128AbZLOGtt (ORCPT ); Tue, 15 Dec 2009 01:49:49 -0500 Received: from tang.cn.fujitsu.com (tang.cn.fujitsu.com [10.167.250.3]) by song.cn.fujitsu.com (Postfix) with ESMTP id 98403170119; Tue, 15 Dec 2009 14:49:48 +0800 (CST) Received: from fnst.cn.fujitsu.com (tang.cn.fujitsu.com [127.0.0.1]) by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id nBF6mQIu018550; Tue, 15 Dec 2009 14:48:26 +0800 Received: from [127.0.0.1] (unknown [10.167.141.211]) by fnst.cn.fujitsu.com (Postfix) with ESMTPA id 9E7D9D430D; Tue, 15 Dec 2009 14:50:07 +0800 (CST) Message-ID: <4B273299.5040309@cn.fujitsu.com> Date: Tue, 15 Dec 2009 14:54:17 +0800 From: Miao Xie Reply-To: miaox@cn.fujitsu.com User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.1.5) Gecko/20091204 Thunderbird/3.0 MIME-Version: 1.0 To: Chris Mason CC: Linux Btrfs Subject: [PATCH 4/4] btrfs: remove tree_search() in extent_map.c Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 07ec673..fe4bb5e 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -150,20 +150,6 @@ static struct rb_node *__tree_search(struct rb_root *root, u64 offset, return NULL; } -/* - * look for an offset in the tree, and if it can't be found, return - * the first offset we can find smaller than 'offset'. - */ -static inline struct rb_node *tree_search(struct rb_root *root, u64 offset) -{ - struct rb_node *prev; - struct rb_node *ret; - ret = __tree_search(root, offset, &prev, NULL); - if (!ret) - return prev; - return ret; -} - /* check to see if two extent_map structs are adjacent and safe to merge */ static int mergable_maps(struct extent_map *prev, struct extent_map *next) {