From patchwork Wed Jun 9 06:40:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "liuqi (BA)" X-Patchwork-Id: 12309115 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=-17.0 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 C0336C47095 for ; Wed, 9 Jun 2021 06:45:13 +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 7E08061249 for ; Wed, 9 Jun 2021 06:45:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7E08061249 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:References:In-Reply-To: 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: List-Owner; bh=+qPr1aeXc/oiqHCv1VyZ8Uw6qXjGYIGgp7dxZDQsFEU=; b=vV7wvv4fYXpUVP hr9CsSr8IJ2LoHGs/k2XQIDUguUk8ADjlPBW5yUe9LEPVY0BKpbtyodKSr02F9XaQ4nXxcmHpYBYQ kBjYwK+a12GXlRUF1AESDb45PzjamTTQ+nbGwpfkz7wXGBtQWfgUCFB26ZA5t2C6CRxjgeBtUot52 USkrvTF0a8sug9XAbcZ+5BLtCDe9ASbD1IPyxI3ajJjfraVP/uaQs1rBTQ2qHF2PbVAWB8PjvdSMu UEYWKqaogFi2uhYfgiF5FJHpszC6RZRXlUk6f7J5g3EroUMZXKGoaLs3Qmv8rEClvCg2FFq9ovR2U UxZ/kKmQrd6gogcUxSjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lqrw7-00Bwme-GO; Wed, 09 Jun 2021 06:43:35 +0000 Received: from szxga08-in.huawei.com ([45.249.212.255]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lqruk-00BwFV-SS for linux-arm-kernel@lists.infradead.org; Wed, 09 Jun 2021 06:42:15 +0000 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.55]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4G0HTJ1HQnz1BKSk; Wed, 9 Jun 2021 14:37:08 +0800 (CST) Received: from dggema757-chm.china.huawei.com (10.1.198.199) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Wed, 9 Jun 2021 14:41:59 +0800 Received: from localhost.localdomain (10.69.192.56) by dggema757-chm.china.huawei.com (10.1.198.199) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Wed, 9 Jun 2021 14:41:58 +0800 From: Qi Liu To: , , CC: , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin Subject: [PATCH v4 1/7] perf: Add EVENT_ATTR_ID to simplify event attributes Date: Wed, 9 Jun 2021 14:40:57 +0800 Message-ID: <1623220863-58233-2-git-send-email-liuqi115@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1623220863-58233-1-git-send-email-liuqi115@huawei.com> References: <1623220863-58233-1-git-send-email-liuqi115@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggema757-chm.china.huawei.com (10.1.198.199) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210608_234211_220636_266A9E54 X-CRM114-Status: GOOD ( 10.62 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Similar EVENT_ATTR macros are defined in many PMU drivers, like Arm PMU driver, Arm SMMU PMU driver. So add a generic macro to simplify code. Cc: Peter Zijlstra Cc: Ingo Molnar Cc: Arnaldo Carvalho de Melo Cc: Mark Rutland Cc: Alexander Shishkin Signed-off-by: Qi Liu --- include/linux/perf_event.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index f5a6a2f..2d510ad 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1576,6 +1576,12 @@ static struct perf_pmu_events_attr _var = { \ .event_str = _str, \ }; +#define PMU_EVENT_ATTR_ID(_name, _show, _id) \ + (&((struct perf_pmu_events_attr[]) { \ + { .attr = __ATTR(_name, 0444, _show, NULL), \ + .id = _id, } \ + })[0].attr.attr) + #define PMU_FORMAT_ATTR(_name, _format) \ static ssize_t \ _name##_show(struct device *dev, \