From patchwork Mon Nov 14 07:41:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jing Zhang X-Patchwork-Id: 13041913 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 6CD7FC433FE for ; Mon, 14 Nov 2022 07:44:19 +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=3E41LnTWCWxdizacyI/Zwxu+t8M7dI9ULEoJeeszTxE=; b=qK1QcqaQlkQtuq Mj4eBtpQVaDHs8dw3uyeEfrSuC6kdVQ9cwLuTP8entRRDwZOLnN/YHcbaAKtFQe472M8NsJ4fTGMc 4nJht+c0JxQ2e2rr/QYG3klCrBtQIik+cnaiWPEcCqmZp0d6lPiH8KsdaVRchogJonHhnN358k7/n M0RLNyY6ipIqwmWMDtLh8TGQFGldYs5Z+nw8RUTf4xmzaszfLKSbaFlrzsk3mkDiRZNv9kpEgxIkf H6ZZWVtJS7urRry9uovjo3JGYzmlzq0Zl+EPlSJrJqzTsHbGLMOL8TWwlNUmo+zky/ISJYlmunUap kpAKZYfRsqhp1/nK8ulA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ouU7l-00GW6R-PN; Mon, 14 Nov 2022 07:43:21 +0000 Received: from out30-57.freemail.mail.aliyun.com ([115.124.30.57]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ouU7B-00GVuo-Rx for linux-arm-kernel@lists.infradead.org; Mon, 14 Nov 2022 07:42:50 +0000 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R411e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045168;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=19;SR=0;TI=SMTPD_---0VUjWi2J_1668411760; Received: from j66e01291.sqa.eu95.tbsite.net(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0VUjWi2J_1668411760) by smtp.aliyun-inc.com; Mon, 14 Nov 2022 15:42:41 +0800 From: Jing Zhang To: linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan Cc: 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: [RFC PATCH v2 4/6] perf vendor events arm64: Add branch metrics for neoverse-n2 Date: Mon, 14 Nov 2022 15:41:58 +0800 Message-Id: <1668411720-3581-5-git-send-email-renyu.zj@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1668411720-3581-1-git-send-email-renyu.zj@linux.alibaba.com> References: <1668411720-3581-1-git-send-email-renyu.zj@linux.alibaba.com> In-Reply-To: <1667214694-89839-1-git-send-email-renyu.zj@linux.alibaba.com> References: <1667214694-89839-1-git-send-email-renyu.zj@linux.alibaba.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221113_234246_091735_99D74CF0 X-CRM114-Status: UNSURE ( 8.31 ) 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 --- .../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 1690ef6..e960a66 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 @@ -131,5 +131,26 @@ "BriefDescription": "The rate of LL Cache read hit to the overall LL Cache read", "MetricGroup": "Cache", "MetricName": "ll_cache_read_hit_rate" + }, + { + "MetricExpr": "BR_MIS_PRED / INST_RETIRED * 1000", + "PublicDescription": "The rate of branches mis-predicted per kilo instructions", + "BriefDescription": "The rate of branches mis-predicted per kilo instructions", + "MetricGroup": "Branch", + "MetricName": "branch_mpki" + }, + { + "MetricExpr": "(BR_PRED - BR_MIS_PRED) / INST_RETIRED * 1000", + "PublicDescription": "The rate of branches retired per kilo instructions", + "BriefDescription": "The rate of branches retired per kilo instructions", + "MetricGroup": "Branch", + "MetricName": "branch_pki" + }, + { + "MetricExpr": "BR_MIS_PRED / BR_PRED", + "PublicDescription": "The rate of branches mis-predited to the overall branches", + "BriefDescription": "The rate of branches mis-predited to the overall branches", + "MetricGroup": "Branch", + "MetricName": "branch_miss_pred_rate" } ] \ No newline at end of file