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 X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 26EF6C00303 for ; Mon, 12 Apr 2021 09:43:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1089C61399 for ; Mon, 12 Apr 2021 09:43:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243783AbhDLJnD (ORCPT ); Mon, 12 Apr 2021 05:43:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240722AbhDLJKy (ORCPT ); Mon, 12 Apr 2021 05:10:54 -0400 Received: from mail-pg1-x532.google.com (mail-pg1-x532.google.com [IPv6:2607:f8b0:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA059C06138E for ; Mon, 12 Apr 2021 02:10:21 -0700 (PDT) Received: by mail-pg1-x532.google.com with SMTP id f29so8882785pgm.8 for ; Mon, 12 Apr 2021 02:10:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=3QeA4bIK5GaZsi48yUhmbO7fOznvzIDvWJ10aqKKUg0=; b=vt2TktJL6sP6xFjdFxGR7uglI/UC0Owncgl8oyIgcTZouxROhQ4JVSQBQ4nDOL/4Qj I8slMZbYCulDkKW2d+RvBuWslqB0rQ9oQ0Q3uOyhPTlaw6kaNamGmyqxKFmp79aZJtWH 0HwAxCww3+LRgwE4Y3/RdPoNUHfydxxQzUxPlMF8C0C1l5OArPdsi5zWFbgUv+SZbPMV GhBS2qouSqcjPaz3ed9eeIROs6d/FECR31NybBYArkfO9Ffr9OkTD/bUE6rGGvQbhToH WKmoOYCrtdKmQgpkacR5WWXXkZrdi5v5uS4w3fk3XaUvAa1gqSy6ExTgfugTODb7dxbH xJXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=3QeA4bIK5GaZsi48yUhmbO7fOznvzIDvWJ10aqKKUg0=; b=kAbdmUE1L0PMOTxlDznjx06Ce5XGmLNXz2GYqtBI1dVWNH3fAluZ1ubxT1pvCPg1+V jGhNHXrJGBny5A63tB3A5msWaWVmQf7gCTRG7vOGYXsYmo7jevCqL17sgk9WGluSNsf6 dR80O34J73Y/XDRb30flBTEzOu4ltmyiqo95omfCOCl7EAfF7ec32CzP3RJ93zh4ppCe AsfZpaZI1Es0/NVgj2fAIE/oh6ogAW24dRpZhbgrlWwnQXGEd3j23IkIrLB1VXZM+dKv gAWW5mnbVhaFjAoqhTVw2aDT+6PDMT2KAQCDiASxlpwqmCshy0hKgERKsdxlkJqE5xyM vZvg== X-Gm-Message-State: AOAM531v/0J9en9HcdHujRfjgRuWaJOZWtiI5f0ZLW2LbVod5m0V3Lny p2zfq83DLwf1RnFhjjOtHs/mUw== X-Google-Smtp-Source: ABdhPJx0D8tER8JD0nOmci8alet46I5dGHvx0NScfJNBsS9ElKisGVU5VVvwo9X10yefzRdfZOZiaA== X-Received: by 2002:a63:77cf:: with SMTP id s198mr25996394pgc.252.1618218621208; Mon, 12 Apr 2021 02:10:21 -0700 (PDT) Received: from localhost ([116.206.101.232]) by smtp.gmail.com with ESMTPSA id l10sm9231324pfc.125.2021.04.12.02.10.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Apr 2021 02:10:20 -0700 (PDT) From: Leo Yan To: Arnaldo Carvalho de Melo , Al Grant , John Garry , Will Deacon , Mathieu Poirier , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Adrian Hunter , Dave Martin , James Clark , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v4 0/6] perf arm-spe: Enable timestamp Date: Mon, 12 Apr 2021 17:10:00 +0800 Message-Id: <20210412091006.468557-1-leo.yan@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch set is to enable timestamp for Arm SPE trace. It reads out TSC parameters from the TIME_CONV event, the parameters are used for conversion between timer counter and kernel time and which is applied for Arm SPE samples. This version dropped the change for adding hardware clock parameters into auxtrace info, alternatively, it utilizes the TIME_CONV event to extract the clock parameters which is used for timestamp calculation. This patch set can be clearly applied on perf/core branch with: commit 2c0cb9f56020 ("perf test: Add a shell test for 'perf stat --bpf-counters' new option") Ths patch series has been tested on Hisilicon D06 platform. Changes from v3: * Let to be backwards-compatible for TIME_CONV event (Adrian). Changes from v2: * Changed to use TIME_CONV event for extracting clock parameters (Al). Changes from v1: * Rebased patch series on the latest perf/core branch; * Fixed the patch for dumping TSC parameters to support both the older and new auxtrace info format. Leo Yan (6): perf arm-spe: Remove unused enum value ARM_SPE_PER_CPU_MMAPS perf arm-spe: Save clock parameters from TIME_CONV event perf arm-spe: Convert event kernel time to counter value perf arm-spe: Assign kernel time to synthesized event perf arm-spe: Bail out if the trace is later than perf event perf arm-spe: Don't wait for PERF_RECORD_EXIT event tools/perf/util/arm-spe.c | 74 +++++++++++++++++++++++++++++++++------ tools/perf/util/arm-spe.h | 1 - 2 files changed, 64 insertions(+), 11 deletions(-) -- 2.25.1