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 E7F15C433E0 for ; Thu, 24 Dec 2020 13:23:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B6DE92222B for ; Thu, 24 Dec 2020 13:23:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728666AbgLXNXC (ORCPT ); Thu, 24 Dec 2020 08:23:02 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:9988 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726746AbgLXNXC (ORCPT ); Thu, 24 Dec 2020 08:23:02 -0500 Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4D1rM4407jzhrnS; Thu, 24 Dec 2020 21:21:36 +0800 (CST) Received: from ubuntu.network (10.175.138.68) by DGGEMS406-HUB.china.huawei.com (10.3.19.206) with Microsoft SMTP Server id 14.3.498.0; Thu, 24 Dec 2020 21:22:10 +0800 From: Zheng Yongjun To: , , , CC: Zheng Yongjun Subject: [PATCH v2 -next] ext4: use DEFINE_MUTEX() for mutex lock Date: Thu, 24 Dec 2020 21:22:44 +0800 Message-ID: <20201224132244.30907-1-zhengyongjun3@huawei.com> X-Mailer: git-send-email 2.22.0 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.138.68] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init(). Signed-off-by: Zheng Yongjun --- fs/ext4/super.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 94472044f4c1..8776f06a639d 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -59,7 +59,7 @@ #include static struct ext4_lazy_init *ext4_li_info; -static struct mutex ext4_li_mtx; +static DEFINE_MUTEX(ext4_li_mtx); static struct ratelimit_state ext4_mount_msg_ratelimit; static int ext4_load_journal(struct super_block *, struct ext4_super_block *, @@ -6640,7 +6640,6 @@ static int __init ext4_init_fs(void) ratelimit_state_init(&ext4_mount_msg_ratelimit, 30 * HZ, 64); ext4_li_info = NULL; - mutex_init(&ext4_li_mtx); /* Build-time check for flags consistency */ ext4_check_flag_values(); -- 2.22.0