From mboxrd@z Thu Jan 1 00:00:00 1970 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 3204CFA3740 for ; Mon, 31 Oct 2022 11:11:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230204AbiJaLLs (ORCPT ); Mon, 31 Oct 2022 07:11:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230174AbiJaLLr (ORCPT ); Mon, 31 Oct 2022 07:11:47 -0400 Received: from out30-44.freemail.mail.aliyun.com (out30-44.freemail.mail.aliyun.com [115.124.30.44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E9AEBC75B; Mon, 31 Oct 2022 04:11:45 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R111e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046060;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=18;SR=0;TI=SMTPD_---0VTVxoHo_1667214702; Received: from j66e01291.sqa.eu95.tbsite.net(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0VTVxoHo_1667214702) by smtp.aliyun-inc.com; Mon, 31 Oct 2022 19:11:43 +0800 From: Jing Zhang To: linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Cc: John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andrew Kilroy , Shuai Xue , Zhuo Song Subject: [PATCH RFC 2/6] perf vendor events arm64: Add TLB metrics for neoverse-n2 Date: Mon, 31 Oct 2022 19:11:30 +0800 Message-Id: <1667214694-89839-3-git-send-email-renyu.zj@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 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> Precedence: bulk List-ID: X-Mailing-List: linux-perf-users@vger.kernel.org Add TLB related metrics. Signed-off-by: Jing Zhang --- .../arch/arm64/arm/neoverse-n2/metrics.json | 28 ++++++++++++++++++++++ 1 file changed, 28 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 b6b3b19..066d905 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 @@ -26,5 +26,33 @@ "BriefDescription": "Backend Bound L1 topdown metric", "MetricGroup": "TopDownL1", "MetricName": "backend_bound" + }, + { + "MetricExpr": "ITLB_WALK / INST_RETIRED * 1000", + "PublicDescription": "The rate of TLB Walks per kilo instructions for instruction accesses", + "BriefDescription": "The rate of TLB Walks per kilo instructions for instruction accesses", + "MetricGroup": "TLB", + "MetricName": "itlb_mpki" + }, + { + "MetricExpr": "ITLB_WALK / L1I_TLB", + "PublicDescription": "The rate of ITLB Walks to the overall TLB lookups initiated from the instruction side", + "BriefDescription": "The rate of ITLB Walks to the overall TLB lookups", + "MetricGroup": "TLB", + "MetricName": "itlb_walk_rate" + }, + { + "MetricExpr": "DTLB_WALK / INST_RETIRED * 1000", + "PublicDescription": "The rate of TLB Walks per kilo instructions for data accesses", + "BriefDescription": "The rate of TLB Walks per kilo instructions for data accesses", + "MetricGroup": "TLB", + "MetricName": "dtlb_mpki" + }, + { + "MetricExpr": "DTLB_WALK / L1D_TLB", + "PublicDescription": "The rate of DTLB Walks to the overall TLB lookups made by the program", + "BriefDescription": "The rate of DTLB Walks to the overall TLB lookups", + "MetricGroup": "TLB", + "MetricName": "dtlb_walk_rate" } ] \ No newline at end of file -- 1.8.3.1