From nobody Thu Feb 12 04:50:02 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 016BFC77B61 for ; Fri, 28 Apr 2023 07:45:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345756AbjD1HpL (ORCPT ); Fri, 28 Apr 2023 03:45:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49086 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345789AbjD1Hol (ORCPT ); Fri, 28 Apr 2023 03:44:41 -0400 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76687524E for ; Fri, 28 Apr 2023 00:43:43 -0700 (PDT) Received: by mail-yb1-xb49.google.com with SMTP id 3f1490d57ef6-b9a77926afbso3247248276.3 for ; Fri, 28 Apr 2023 00:43:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1682667757; x=1685259757; h=cc:to:from:subject:references:mime-version:message-id:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=uX2HSmx6kEz7AF/sikU4sT7+5OfRWtA69N2zyZbBkbM=; b=VkvgZ4KYk/ndL4LWFbTnj3rYWBe2DK9IbET5a1kWoJF+SJFdMrGEosRMaWDrqnmcfo 3gFQg1aO5aF2Sba2I5Ogp8GCnnrLVbZaRQzU9tuQw5WYeByMEdC+b/ClhTFnXKBD9QB5 YtmDFxUediXWrCa0/uIXlAIuAVvY63AHzSG/XfdWWDODX5Y1+xG45OJ0m4PuVyg2Uy9F 8eQoPDidm7+FUCK35QlYIdnqw1CpQMPsbxzQCuDDBokF9ZcfLgLd/UQOKYKLx/CNuMOz 6+IX3ONXFa99yMR2ZCXNnp6LrhV2J81rrfLHKAyb+pWHGrryzRmAuadv6A/tN3GzAQu4 CKkg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682667757; x=1685259757; h=cc: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=uX2HSmx6kEz7AF/sikU4sT7+5OfRWtA69N2zyZbBkbM=; b=cVyBsVSYnB4Yq7cuRfxhioshNIo6lzbFyA5Yl7MVX8bqMKk3yopMCkiOJgarTeA9Ub WaMjZ+QevNVzClG8kFdd4taahsukbOGGMoftDL3h1WwxbKJh93rCG27f4FFYw4T88s84 1ojQIFYemFPcXW+sTNkgfxMLk6HBfB2/KT4cvCcIDs6FjqAOnsT0SF1H9t90g0Et2vRe oE9c8TbzUaIysvcbvhO+Z7ivxD6YIkviABdedJHO5mwriXPQ+nnHWjaExYah2Ebziy3F /CzznZVqIAnxUqnLZT65MEBG7xS6JwjmIL2at4427iC7GrBQ0bRRakWfNzt6+sCsGJVi mHhA== X-Gm-Message-State: AC+VfDz0xrLk3MfgBl7oRoImYPOmrFUi6Wpulmerc0QMG2DUAySSiu9Q mGUGBq47Gwc9/IrN79avq13+AVkqDfZS X-Google-Smtp-Source: ACHHUZ5NDbaK6ak1FCFdBo1qY2R91nuxVheLyFjRfArktUVD4mWeepX+rWKcyGZOUf98tNMn/kX0ELT/OfCv X-Received: from irogers.svl.corp.google.com ([2620:15c:2d4:203:24a7:aeb5:5de4:c29b]) (user=irogers job=sendgmr) by 2002:a25:4884:0:b0:b9a:6a68:7c25 with SMTP id v126-20020a254884000000b00b9a6a687c25mr2508411yba.5.1682667757163; Fri, 28 Apr 2023 00:42:37 -0700 (PDT) Date: Fri, 28 Apr 2023 00:37:56 -0700 In-Reply-To: <20230428073809.1803624-1-irogers@google.com> Message-Id: <20230428073809.1803624-31-irogers@google.com> Mime-Version: 1.0 References: <20230428073809.1803624-1-irogers@google.com> X-Mailer: git-send-email 2.40.1.495.gc816e09b53d-goog Subject: [PATCH v2 30/43] perf test: Add cputype testing to perf stat From: Ian Rogers To: Arnaldo Carvalho de Melo , Kan Liang , Ahmad Yasin , Peter Zijlstra , Ingo Molnar , Stephane Eranian , Andi Kleen , Perry Taylor , Samantha Alt , Caleb Biggers , Weilin Wang , Edward Baker , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Adrian Hunter , Florian Fischer , Rob Herring , Zhengjun Xing , John Garry , Kajol Jain , Sumanth Korikkar , Thomas Richter , Tiezhu Yang , Ravi Bangoria , Leo Yan , Yang Jihong , James Clark , Suzuki Poulouse , Kang Minchul , Athira Rajeev , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Ian Rogers Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Check a bogus PMU fails and that a known PMU succeeds. Limit to PMUs known cpu, cpu_atom and armv8_pmuv3_0 ones. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/stat.sh | 44 ++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh index 2c1d3f704995..fe1283ca39d1 100755 --- a/tools/perf/tests/shell/stat.sh +++ b/tools/perf/tests/shell/stat.sh @@ -91,9 +91,53 @@ test_topdown_weak_groups() { echo "Topdown weak groups test [Success]" } =20 +test_cputype() { + # Test --cputype argument. + echo "cputype test" + + # Bogus PMU should fail. + if perf stat --cputype=3D"123" -e instructions true > /dev/null 2>&1 + then + echo "cputype test [Bogus PMU didn't fail]" + err=3D1 + return + fi + + # Find a known PMU for cputype. + pmu=3D"" + for i in cpu cpu_atom armv8_pmuv3_0 + do + if test -d "/sys/devices/$i" + then + pmu=3D"$i" + break + fi + if perf stat -e "$i/instructions/" true > /dev/null 2>&1 + then + pmu=3D"$i" + break + fi + done + if test "x$pmu" =3D "x" + then + echo "cputype test [Skipped known PMU not found]" + return + fi + + # Test running with cputype produces output. + if ! perf stat --cputype=3D"$pmu" -e instructions true 2>&1 | grep -E -q= "instructions" + then + echo "cputype test [Failed count missed with given filter]" + err=3D1 + return + fi + echo "cputype test [Success]" +} + test_default_stat test_stat_record_report test_stat_repeat_weak_groups test_topdown_groups test_topdown_weak_groups +test_cputype exit $err --=20 2.40.1.495.gc816e09b53d-goog