From nobody Mon Sep 15 02:14:56 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2228C63797 for ; Tue, 17 Jan 2023 07:30:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235591AbjAQHac (ORCPT ); Tue, 17 Jan 2023 02:30:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34524 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235596AbjAQHaB (ORCPT ); Tue, 17 Jan 2023 02:30:01 -0500 Received: from out30-56.freemail.mail.aliyun.com (out30-56.freemail.mail.aliyun.com [115.124.30.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 583A223877; Mon, 16 Jan 2023 23:30:00 -0800 (PST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R561e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046056;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=21;SR=0;TI=SMTPD_---0VZm6e3m_1673940593; Received: from srmbuffer011165236051.sqa.eu95(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0VZm6e3m_1673940593) by smtp.aliyun-inc.com; Tue, 17 Jan 2023 15:29:53 +0800 From: Jing Zhang To: John Garry , Ian Rogers Cc: Xing Zhengjun , Will Deacon , James Clark , Mike Leach , Leo Yan , 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 v8 5/9] perf vendor events arm64: Add TLB metrics for neoverse-n2-v2 Date: Tue, 17 Jan 2023 15:29:29 +0800 Message-Id: <1673940573-90503-6-git-send-email-renyu.zj@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1673940573-90503-1-git-send-email-renyu.zj@linux.alibaba.com> References: <1673940573-90503-1-git-send-email-renyu.zj@linux.alibaba.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add TLB related metrics. Signed-off-by: Jing Zhang Reviewed-by: John Garry Acked-by: Ian Rogers --- .../arch/arm64/arm/neoverse-n2-v2/metrics.json | 49 ++++++++++++++++++= ++++ 1 file changed, 49 insertions(+) diff --git a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.js= on b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json index 4e7417f..60bbd8f 100644 --- a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json +++ b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/metrics.json @@ -13,5 +13,54 @@ }, { "ArchStdEvent": "BACKEND_BOUND" + }, + { + "MetricExpr": "L1D_TLB_REFILL / L1D_TLB", + "BriefDescription": "The rate of L1D TLB refill to the overall L1D= TLB lookups", + "MetricGroup": "TLB", + "MetricName": "l1d_tlb_miss_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "L1I_TLB_REFILL / L1I_TLB", + "BriefDescription": "The rate of L1I TLB refill to the overall L1I= TLB lookups", + "MetricGroup": "TLB", + "MetricName": "l1i_tlb_miss_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "L2D_TLB_REFILL / L2D_TLB", + "BriefDescription": "The rate of L2D TLB refill to the overall L2D= TLB lookups", + "MetricGroup": "TLB", + "MetricName": "l2_tlb_miss_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "DTLB_WALK / INST_RETIRED * 1000", + "BriefDescription": "The rate of TLB Walks per kilo instructions f= or data accesses", + "MetricGroup": "TLB", + "MetricName": "dtlb_mpki", + "ScaleUnit": "1MPKI" + }, + { + "MetricExpr": "DTLB_WALK / L1D_TLB", + "BriefDescription": "The rate of DTLB Walks to the overall L1D TLB= lookups", + "MetricGroup": "TLB", + "MetricName": "dtlb_walk_rate", + "ScaleUnit": "100%" + }, + { + "MetricExpr": "ITLB_WALK / INST_RETIRED * 1000", + "BriefDescription": "The rate of TLB Walks per kilo instructions f= or instruction accesses", + "MetricGroup": "TLB", + "MetricName": "itlb_mpki", + "ScaleUnit": "1MPKI" + }, + { + "MetricExpr": "ITLB_WALK / L1I_TLB", + "BriefDescription": "The rate of ITLB Walks to the overall L1I TLB= lookups", + "MetricGroup": "TLB", + "MetricName": "itlb_walk_rate", + "ScaleUnit": "100%" } ] --=20 1.8.3.1