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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 48E71C48BCD for ; Wed, 9 Jun 2021 06:53:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B57261249 for ; Wed, 9 Jun 2021 06:53:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233987AbhFIGzb (ORCPT ); Wed, 9 Jun 2021 02:55:31 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:5300 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231902AbhFIGza (ORCPT ); Wed, 9 Jun 2021 02:55:30 -0400 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4G0Hkg0VWBz1BJml; Wed, 9 Jun 2021 14:48:43 +0800 (CST) Received: from dggpeml500020.china.huawei.com (7.185.36.88) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 9 Jun 2021 14:53:34 +0800 Received: from huawei.com (10.175.127.227) by dggpeml500020.china.huawei.com (7.185.36.88) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 9 Jun 2021 14:53:34 +0800 From: Baokun Li To: , Thomas Gleixner CC: , , , , , , Hulk Robot Subject: [PATCH -next v2] clockevents: Use list_move instead of list_del/list_add in clockevents.c Date: Wed, 9 Jun 2021 15:02:42 +0800 Message-ID: <20210609070242.1322450-1-libaokun1@huawei.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Originating-IP: [10.175.127.227] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpeml500020.china.huawei.com (7.185.36.88) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Using list_move() instead of list_del() + list_add() in clockevents.c. Reported-by: Hulk Robot Signed-off-by: Baokun Li --- V1->V2: CC mailist kernel/time/clockevents.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index 0056d2bed53e..d59ac319f9f4 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -347,8 +347,7 @@ static void clockevents_notify_released(void) while (!list_empty(&clockevents_released)) { dev = list_entry(clockevents_released.next, struct clock_event_device, list); - list_del(&dev->list); - list_add(&dev->list, &clockevent_devices); + list_move(&dev->list, &clockevent_devices); tick_check_new_device(dev); } } @@ -576,8 +575,7 @@ void clockevents_exchange_device(struct clock_event_device *old, if (old) { module_put(old->owner); clockevents_switch_state(old, CLOCK_EVT_STATE_DETACHED); - list_del(&old->list); - list_add(&old->list, &clockevents_released); + list_move(&old->list, &clockevents_released); } if (new) {