From patchwork Tue Jan 3 11:39:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jing Zhang X-Patchwork-Id: 13087479 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 23771C46467 for ; Tue, 3 Jan 2023 13:55:41 +0000 (UTC) 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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id: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=VRLNLn6J2iI6diAECo6ZP4U4P0sJGt7uHU3rT5AezZc=; b=EsruvEYEiacaG5 bGFuA2m8MvJ2jzxpf1HsTWeQq/y1R2hYP4oHE3ZoDTp2q8r+eVofL1+cdqPN5vMKYvlwaXCo87rSn yvEYs5MRo4LiR0xnK1u8R0ZpiZBNps1k8T5DtBP9BU68VavM4l9SG6B20FZKYci/PfFii/H+EdF9c GpLwPoGyAXfFRoAG4FDp2qlz6A55va6qMkRT9IKGYEcHouoq+vmnOO1ui2qX/epCDiinSL5Ku6imE lmZRWtsISZPrx3If5azdF18mRggT+6RjVv6rFDrnnjtCrQ39lOBSRvlpP1Frs7USmMW6WiMgN170m R0D9oYISFGuSu5BTqMzA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pChkC-001hjt-0x; Tue, 03 Jan 2023 13:54:21 +0000 Received: from out30-8.freemail.mail.aliyun.com ([115.124.30.8]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pCfeA-0010iW-Po for linux-arm-kernel@lists.infradead.org; Tue, 03 Jan 2023 11:40:09 +0000 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R331e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045176;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=21;SR=0;TI=SMTPD_---0VYn6ldp_1672745993; Received: from srmbuffer011165236051.sqa.eu95(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0VYn6ldp_1672745993) by smtp.aliyun-inc.com; Tue, 03 Jan 2023 19:39:54 +0800 From: Jing Zhang To: John Garry , Ian Rogers , Xing Zhengjun , Will Deacon , James Clark , Mike Leach , Leo Yan Cc: linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andrew Kilroy , Shuai Xue , Zhuo Song , Jing Zhang Subject: [PATCH v5 4/6] perf vendor events arm64: Add branch metrics for neoverse-n2 Date: Tue, 3 Jan 2023 19:39:34 +0800 Message-Id: <1672745976-2800146-5-git-send-email-renyu.zj@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1672745976-2800146-1-git-send-email-renyu.zj@linux.alibaba.com> References: <1672745976-2800146-1-git-send-email-renyu.zj@linux.alibaba.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230103_034001_263524_02A8554A X-CRM114-Status: UNSURE ( 8.32 ) 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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add branch related metrics. Signed-off-by: Jing Zhang Acked-by: Ian Rogers --- .../arch/arm64/arm/neoverse-n2/metrics.json | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json index f81b40d..35e3710 100644 --- a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json +++ b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json @@ -152,5 +152,26 @@ "MetricGroup": "Cache", "MetricName": "ll_cache_read_hit_rate", "ScaleUnit": "100%" + }, + { + "MetricExpr": "BR_MIS_PRED_RETIRED / INST_RETIRED * 1000", + "BriefDescription": "The rate of branches mis-predicted per kilo instructions", + "MetricGroup": "Branch", + "MetricName": "branch_mpki", + "ScaleUnit": "MPKI" + }, + { + "MetricExpr": "BR_RETIRED / INST_RETIRED * 1000", + "BriefDescription": "The rate of branches retired per kilo instructions", + "MetricGroup": "Branch", + "MetricName": "branch_pki", + "ScaleUnit": "PKI" + }, + { + "MetricExpr": "BR_MIS_PRED_RETIRED / BR_RETIRED", + "BriefDescription": "The rate of branches mis-predited to the overall branches", + "MetricGroup": "Branch", + "MetricName": "branch_miss_pred_rate", + "ScaleUnit": "100%" } ]