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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 8AF21C47089 for ; Fri, 28 May 2021 01:44:46 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 47E07613D1 for ; Fri, 28 May 2021 01:44:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 47E07613D1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=pvaN/CnWFNeeSJY/8Nxbu7S4+O9N3E1wH8uaFPeX/94=; b=y9kwUztu2dhyxm MYTQZRIgRaTEwo4hvpNqcYUBC5hpEkGPZq1BmoKqMQ81mlV9U3OyX5HjFWmBa78BDnmQ5aBoC6Lyl ArcwpBy1SxyjBZSEAb4oHiFadwe5ngKR4SsmwMkcMz7OZfVzbzc8RlPseQ0Ql8Q9KxQo1S3oi8286 u0hcmGy4xB/riNi4OVF2is83vBPCghS/2k8MBjWBipJak0JZJjGf2mAUkoqgwFMeFxm8GfvT14DIS nEvdMF9TiObfLs+y8IUxu/05M6a6Uw8qf+Sp2zfCsFwkuL0Yy0HqRnxk41zjrayYKxExxR0G2usq5 T6Tactp/gqdRvOOOuwbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmRXD-00B2wc-GC; Fri, 28 May 2021 01:43:35 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmRX9-00B2uc-Es for linux-arm-kernel@lists.infradead.org; Fri, 28 May 2021 01:43:32 +0000 Received: from dggeml712-chm.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4FrnSw3qYKzYmH8; Fri, 28 May 2021 09:40:48 +0800 (CST) Received: from dggema769-chm.china.huawei.com (10.1.198.211) by dggeml712-chm.china.huawei.com (10.3.17.123) 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 09:43:28 +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 09:43:28 +0800 From: YueHaibing To: , CC: , , YueHaibing Subject: [PATCH -next] perf: arm_spe: use DEVICE_ATTR_RO macro Date: Fri, 28 May 2021 09:43:18 +0800 Message-ID: <20210528014318.23380-1-yuehaibing@huawei.com> X-Mailer: git-send-email 2.10.2.windows.1 MIME-Version: 1.0 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210527_184331_694950_2D6ED41B X-CRM114-Status: UNSURE ( 9.42 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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/arm_spe_pmu.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c index e3711cb4c1b5..773285dd539f 100644 --- a/drivers/perf/arm_spe_pmu.c +++ b/drivers/perf/arm_spe_pmu.c @@ -231,15 +231,14 @@ static const struct attribute_group arm_spe_pmu_format_group = { .attrs = arm_spe_pmu_formats_attr, }; -static ssize_t arm_spe_pmu_get_attr_cpumask(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t cpumask_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct arm_spe_pmu *spe_pmu = dev_get_drvdata(dev); return cpumap_print_to_pagebuf(true, buf, &spe_pmu->supported_cpus); } -static DEVICE_ATTR(cpumask, S_IRUGO, arm_spe_pmu_get_attr_cpumask, NULL); +static DEVICE_ATTR(cpumask); static struct attribute *arm_spe_pmu_attrs[] = { &dev_attr_cpumask.attr, -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel