From patchwork Tue Jun 8 03:33:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "liuqi (BA)" X-Patchwork-Id: 12305255 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=-14.2 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, UNWANTED_LANGUAGE_BODY,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 639A0C47094 for ; Tue, 8 Jun 2021 03:36:57 +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 2895A61042 for ; Tue, 8 Jun 2021 03:36:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2895A61042 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=UtcbOWQ9qnNDe3K4LOSPrkqbhi2Cp/iJUge60VsiUAM=; b=hHDwZD1auNDoGF zEc5iG4232icTKgH9AdZWf6i0ktNB1UPqSmPZ9J8V9esZnUs6fFSTeDlB7u+nDzlZmP2CrZ1+AlZU APMNtde38kBjFebWLt4k/HowqKam7qbvu7vqczqtdSglLIuqvp7FvKcVMkw+Nn3KD9IFlWjogLhhJ UG1X3N4ytjvXUBeC2XZmo/JwKzXoF3/npsaNCcuCNEk9lKd1Jedybz9ouPSfRb7hFHpfM2OUTVaLh rwNKh9NuNG+FzKsD4d8OdTOwtykL1E+trrwkFCFVGG3NAvViFyXojymNCgLLQ3/0stilmq5FN7Obd zAW/+vnEjE62u96hqNWA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lqSVm-006HjN-Iw; Tue, 08 Jun 2021 03:34:42 +0000 Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lqSUu-006HUZ-NT for linux-arm-kernel@lists.infradead.org; Tue, 08 Jun 2021 03:33:51 +0000 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4FzbNb2CLsz6vv9; Tue, 8 Jun 2021 11:30:39 +0800 (CST) Received: from dggema757-chm.china.huawei.com (10.1.198.199) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Tue, 8 Jun 2021 11:33:41 +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; Tue, 8 Jun 2021 11:33:41 +0800 From: Qi Liu To: , CC: , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin Subject: [PATCH v3 1/9] perf: Add EVENT_ATTR_ID to simplify event attributes Date: Tue, 8 Jun 2021 11:33:13 +0800 Message-ID: <1623123201-45634-2-git-send-email-liuqi115@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1623123201-45634-1-git-send-email-liuqi115@huawei.com> References: <1623123201-45634-1-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-20210607_203348_938883_C172E027 X-CRM114-Status: GOOD ( 10.79 ) 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 HiSilicon PMU driver, 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, \