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=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 3EF5FC47089 for ; Fri, 28 May 2021 01:48:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 10B4A611AD for ; Fri, 28 May 2021 01:48:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229753AbhE1Btn (ORCPT ); Thu, 27 May 2021 21:49:43 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:2381 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229749AbhE1Btn (ORCPT ); Thu, 27 May 2021 21:49:43 -0400 Received: from dggeml756-chm.china.huawei.com (unknown [172.30.72.53]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4FrnY80bdKz66Np; Fri, 28 May 2021 09:44:28 +0800 (CST) Received: from dggema769-chm.china.huawei.com (10.1.198.211) by dggeml756-chm.china.huawei.com (10.1.199.158) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Fri, 28 May 2021 09:48:06 +0800 Received: from localhost (10.174.179.215) by dggema769-chm.china.huawei.com (10.1.198.211) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Fri, 28 May 2021 09:48:06 +0800 From: YueHaibing To: , , , CC: , , , YueHaibing Subject: [PATCH -next] perf: qcom: use DEVICE_ATTR_RO macro Date: Fri, 28 May 2021 09:47:49 +0800 Message-ID: <20210528014749.24068-1-yuehaibing@huawei.com> X-Mailer: git-send-email 2.10.2.windows.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.174.179.215] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggema769-chm.china.huawei.com (10.1.198.211) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Use DEVICE_ATTR_RO() helper instead of plain DEVICE_ATTR(), which makes the code a bit shorter and easier to read. Signed-off-by: YueHaibing --- drivers/perf/qcom_l3_pmu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/perf/qcom_l3_pmu.c b/drivers/perf/qcom_l3_pmu.c index bba078077c93..081273543c6b 100644 --- a/drivers/perf/qcom_l3_pmu.c +++ b/drivers/perf/qcom_l3_pmu.c @@ -670,15 +670,15 @@ static const struct attribute_group qcom_l3_cache_pmu_events_group = { /* cpumask */ -static ssize_t qcom_l3_cache_pmu_cpumask_show(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t cpumask_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct l3cache_pmu *l3pmu = to_l3cache_pmu(dev_get_drvdata(dev)); return cpumap_print_to_pagebuf(true, buf, &l3pmu->cpumask); } -static DEVICE_ATTR(cpumask, 0444, qcom_l3_cache_pmu_cpumask_show, NULL); +static DEVICE_ATTR_RO(cpumask); static struct attribute *qcom_l3_cache_pmu_cpumask_attrs[] = { &dev_attr_cpumask.attr, -- 2.17.1