From nobody Sun Feb 8 17:37:05 2026 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 E64C4C77B73 for ; Fri, 26 May 2023 21:56:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244335AbjEZV4O (ORCPT ); Fri, 26 May 2023 17:56:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244239AbjEZVzp (ORCPT ); Fri, 26 May 2023 17:55:45 -0400 Received: from mail-yw1-x1149.google.com (mail-yw1-x1149.google.com [IPv6:2607:f8b0:4864:20::1149]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F2EA1E7D for ; Fri, 26 May 2023 14:55:15 -0700 (PDT) Received: by mail-yw1-x1149.google.com with SMTP id 00721157ae682-565a33c35b1so24835517b3.0 for ; Fri, 26 May 2023 14:55:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1685138101; x=1687730101; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=9JhuPa0yYdr5XE/axPY0rbTmGM2hgd+SHnXF4ixe3X8=; b=p0hBHqS/kbJjbfJGwxuRUo04ZHzZbtiNWdu0VCN16lg2GCJKFhldQ3gID0UCNDrGb1 JOWxsmzR3ywCY/Gm3Pl4YYD/zV4eBhbkic6TCsvAflXi4lTIB61pRixmuNxGz8vI/qkf yyjNMq9HSpljKwvyxhiZhmK2eWeI33/fERKy4D1iHYrlE8l2KpG1UK6pqoShCsXX0vB7 XzVUxo2tDj66XT77zGSdnRNR2gw3KzJJCdlpmTB3UHpxKKMYfZGvkp1ul1/VX0nANezt wyAB/4em/wmseHezl+U2xh+KsmCgIkQFD1MHX051cfvrYUKz6dfR1r8WtHXKO5Hvh6Ed ZVVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685138101; x=1687730101; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=9JhuPa0yYdr5XE/axPY0rbTmGM2hgd+SHnXF4ixe3X8=; b=kejc4FOesye8hY1GQ74CLZGG4XEJRhYc6wrt9/ATKKPPMsRx1gyfp7tsqvWdpN25Ix pPsQ+mYAWDM+MLA+JUCABS+ksra6cVH717GU8z3EO+1eV66FgXPnagad8hNduidiwJkZ Qe3I6D3lhod2ttPYfhIS6Ilb8Jd03HHqNeAPXcs8AAuzQiqY5hBJPz0ZF+wJOE91hKpH UJRWjCiQCFuc2oA8RTpZcmVoQktpM8UAxbkeVYuxwIFg9E7cIVUSB9gFhl2aD+kaFn6l WoD893CICR3yOVMIQi6elqyl3acKOvLS8DHshN1+X3F5gtU7A9HarSi6KsLqif4qVTpN OAIA== X-Gm-Message-State: AC+VfDwF0bN77OvGQLULU9Zo4icuXB3Chl+gfpEV9LvwuyS5T0uTLY/j a12H8Yv4yFbpXZJ9RRziHhKfHSnj6Vj/ X-Google-Smtp-Source: ACHHUZ4A0QwFGk16QfrxzwtIBAupC8GjSkfGg2PYWQQdvdXEGuWw24/+woiJ/4Rrhd0rgNdBl/p0Z5U9NhWo X-Received: from irogers.svl.corp.google.com ([2620:15c:2d4:203:3b4e:312c:644:a642]) (user=irogers job=sendgmr) by 2002:a81:ce01:0:b0:565:9e73:f92f with SMTP id t1-20020a81ce01000000b005659e73f92fmr1805177ywi.10.1685138100933; Fri, 26 May 2023 14:55:00 -0700 (PDT) Date: Fri, 26 May 2023 14:53:56 -0700 In-Reply-To: <20230526215410.2435674-1-irogers@google.com> Message-Id: <20230526215410.2435674-22-irogers@google.com> Mime-Version: 1.0 References: <20230526215410.2435674-1-irogers@google.com> X-Mailer: git-send-email 2.41.0.rc0.172.g3f132b7071-goog Subject: [PATCH v4 21/35] perf header: Avoid hybrid PMU list in write_pmu_caps From: Ian Rogers To: Suzuki K Poulose , Mike Leach , Leo Yan , John Garry , Will Deacon , James Clark , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Adrian Hunter , Kajol Jain , Jing Zhang , Kan Liang , Zhengjun Xing , Ravi Bangoria , Madhavan Srinivasan , Athira Rajeev , Ming Wang , Huacai Chen , Sandipan Das , Dmitrii Dolgov <9erthalion6@gmail.com>, Sean Christopherson , Ali Saidi , Rob Herring , Thomas Richter , Kang Minchul , linux-kernel@vger.kernel.org, coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Avoid perf_pmu__for_each_hybrid_pmu by iterating all PMUs are dumping the core ones. This will eventually allow removal of the hybrid PMU list. Signed-off-by: Ian Rogers Reviewed-by: Kan Liang --- tools/perf/util/header.c | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 276870221ce0..e24cc8f316cd 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -51,7 +51,6 @@ #include "bpf-event.h" #include "bpf-utils.h" #include "clockid.h" -#include "pmu-hybrid.h" =20 #include #include @@ -1589,17 +1588,21 @@ static int write_pmu_caps(struct feat_fd *ff, * Write hybrid pmu caps first to maintain compatibility with * older perf tool. */ - pmu =3D NULL; - perf_pmu__for_each_hybrid_pmu(pmu) { - ret =3D __write_pmu_caps(ff, pmu, true); - if (ret < 0) - return ret; + if (perf_pmu__has_hybrid()) { + pmu =3D NULL; + while ((pmu =3D perf_pmu__scan(pmu))) { + if (!pmu->is_core) + continue; + + ret =3D __write_pmu_caps(ff, pmu, true); + if (ret < 0) + return ret; + } } =20 pmu =3D NULL; while ((pmu =3D perf_pmu__scan(pmu))) { - if (!pmu->name || !strcmp(pmu->name, "cpu") || - !pmu->nr_caps || perf_pmu__is_hybrid(pmu->name)) + if (pmu->is_core || !pmu->nr_caps) continue; =20 ret =3D __write_pmu_caps(ff, pmu, true); --=20 2.41.0.rc0.172.g3f132b7071-goog