From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 159AEC64EB8 for ; Thu, 4 Oct 2018 05:01:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B3D60213A2 for ; Thu, 4 Oct 2018 05:01:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B3D60213A2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727144AbeJDLxB (ORCPT ); Thu, 4 Oct 2018 07:53:01 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:13596 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726735AbeJDLxA (ORCPT ); Thu, 4 Oct 2018 07:53:00 -0400 Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id A106D93D90F1B; Thu, 4 Oct 2018 13:00:50 +0800 (CST) Received: from linux-ibm.site (10.175.102.37) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.399.0; Thu, 4 Oct 2018 13:00:48 +0800 From: zhong jiang To: CC: , , , , , Subject: [PATCHv2] btrfs: list usage cleanup Date: Thu, 4 Oct 2018 12:48:27 +0800 Message-ID: <1538628507-32593-1-git-send-email-zhongjiang@huawei.com> X-Mailer: git-send-email 1.7.12.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.102.37] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Trival cleanup, list_move_tail will implement the same function that list_del() + list_add_tail() will do. hence just replace them. Signed-off-by: zhong jiang --- fs/btrfs/send.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 094cc144..30e7e12 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -2075,8 +2075,8 @@ static struct name_cache_entry *name_cache_search(struct send_ctx *sctx, */ static void name_cache_used(struct send_ctx *sctx, struct name_cache_entry *nce) { - list_del(&nce->list); - list_add_tail(&nce->list, &sctx->name_cache_list); + /* delete from sctx->name_cache_list and add as its tail */ + list_move_tail(&nce->list, &sctx->name_cache_list); } /* -- 1.7.12.4