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,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 830C1C47094 for ; Mon, 31 May 2021 01:56:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 51E1060FE9 for ; Mon, 31 May 2021 01:56:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230024AbhEaB6O (ORCPT ); Sun, 30 May 2021 21:58:14 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:3293 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229912AbhEaB6J (ORCPT ); Sun, 30 May 2021 21:58:09 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.53]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4FtdZD6zdZz1BGmJ; Mon, 31 May 2021 09:51:48 +0800 (CST) Received: from dggpemm500004.china.huawei.com (7.185.36.219) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Mon, 31 May 2021 09:56:28 +0800 Received: from huawei.com (10.174.28.241) by dggpemm500004.china.huawei.com (7.185.36.219) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Mon, 31 May 2021 09:56:28 +0800 From: Bixuan Cui To: CC: , , Bixuan Cui Subject: [PATCH -next] mm/mmap_lock: fix warning when CONFIG_TRACING is not defined Date: Mon, 31 May 2021 09:55:27 +0800 Message-ID: <20210531015527.49785-1-cuibixuan@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain; charset="y" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.28.241] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500004.china.huawei.com (7.185.36.219) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix the warning: [-Wunused-function] mm/mmap_lock.c:157:20: warning: ‘get_mm_memcg_path’ defined but not used static const char *get_mm_memcg_path(struct mm_struct *mm) ^~~~~~~~~~~~~~~~~ Signed-off-by: Bixuan Cui --- mm/mmap_lock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/mmap_lock.c b/mm/mmap_lock.c index 03ee85c696ef..ec7899b08690 100644 --- a/mm/mmap_lock.c +++ b/mm/mmap_lock.c @@ -154,7 +154,7 @@ static inline void put_memcg_path_buf(void) * The caller must call put_memcg_path_buf() once the buffer is no longer * needed. This must be done while preemption is still disabled. */ -static const char *get_mm_memcg_path(struct mm_struct *mm) +static const char __maybe_unused *get_mm_memcg_path(struct mm_struct *mm) { char *buf = NULL; struct mem_cgroup *memcg = get_mem_cgroup_from_mm(mm); -- 2.17.1