From patchwork Tue Jul 28 08:57:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ian Rogers X-Patchwork-Id: 1337638 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20161025 header.b=qXtWjiaX; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BG9Yj1cw7z9sTm for ; Tue, 28 Jul 2020 18:58:01 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728362AbgG1I6A (ORCPT ); Tue, 28 Jul 2020 04:58:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40794 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728272AbgG1I5n (ORCPT ); Tue, 28 Jul 2020 04:57:43 -0400 Received: from mail-qv1-xf49.google.com (mail-qv1-xf49.google.com [IPv6:2607:f8b0:4864:20::f49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0FDCFC0619D2 for ; Tue, 28 Jul 2020 01:57:43 -0700 (PDT) Received: by mail-qv1-xf49.google.com with SMTP id q21so6676968qve.5 for ; Tue, 28 Jul 2020 01:57:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=q3XkGvkSp73lf1KyQuDb99nbGEDl/ReSCh9uyduGkdU=; b=qXtWjiaX/X6jEvENfZzMiQ6bR2rwgKrF5oawDZFJvh7JYW6DBI6Q5Leoj87XZUrx1Z 6+tP83e7P1y1/U/iBST/jiMqIfqw94WXHOB/tDJL9XsjwP1M7e9L+rPIBNm4/5DFh4H7 Q96VMUzyaKqGnMQT+urC/PqUrZg0qEs9KXJ3ZHKQfk375qNKjDrVJNSgQ9F+P+i79MWQ REGmPxyqHZ+W1PgAVmEsDjrwoi/V8XFNH2ZEh9Bh8li641FJxE3mr7VM6sNv4caeqH+D kmIj/EtUe0XInSOR+HaRxRHQj6vvDZvKXIcirg4Qhr/NU9RYMumF5lG20sdyQEgmsYjt Vw4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=q3XkGvkSp73lf1KyQuDb99nbGEDl/ReSCh9uyduGkdU=; b=Ms/EtUjrHki0PpDWVajDlIcWGWR25QUEjJBH7urVxPqXHdC0CE1JpqTQSaaEKwzDJ6 8bv2NLoiHyqJjh5A3S0jVPRTCWeH+XxZ7i1udMFK6P7PcINyPtdDLYbpcRoDaNhFTNUl f8OMOHcUd6tg6SqZ0S6smzqlWtjTn8QoeCMQ6ZpIKn7J6prsWYSzzLWTmvXKNRt9NhAa 5srsOMKeiVUlzYVX563J9m1Ph8WKQgO+kx4NimupZVvet1UbKxpcv25DyHHvdpa3mIUT jY6iEDmtQVnPTWF2jiGhMgXjh9VYQrKRIYCQ9o33UYoeuzLu2IwLK+xO++7Cbi2ZegKV EpbQ== X-Gm-Message-State: AOAM5338ZzZW47xJsHFUSaBSZ6Qs15YdDllyvhOoTsSEs2BO/KCMKQZ9 qUhdD2RHyRnte4BRUr3Sy4DwocVV7s6p X-Google-Smtp-Source: ABdhPJx+iEtRDw+ObO5QJWeLCfNTNad7nt4l5nFw31VuVCSw5kTb0RhobnC7LyOnVY3dXLgBgQ+3uho2FoTI X-Received: by 2002:a0c:c60b:: with SMTP id v11mr1006575qvi.122.1595926662092; Tue, 28 Jul 2020 01:57:42 -0700 (PDT) Date: Tue, 28 Jul 2020 01:57:32 -0700 In-Reply-To: <20200728085734.609930-1-irogers@google.com> Message-Id: <20200728085734.609930-4-irogers@google.com> Mime-Version: 1.0 References: <20200728085734.609930-1-irogers@google.com> X-Mailer: git-send-email 2.28.0.163.g6104cc2f0b6-goog Subject: [PATCH v2 3/5] perf test: Ensure sample_period is set libpfm4 events From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , Andrii Nakryiko , John Fastabend , KP Singh , Adrian Hunter , Andi Kleen , Athira Rajeev , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org Cc: Stephane Eranian , Ian Rogers Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Test that a command line option doesn't override the period set on a libpfm4 event. Without libpfm4 test passes as unsupported. Signed-off-by: Ian Rogers --- tools/perf/tests/attr/README | 1 + tools/perf/tests/attr/test-record-pfm-period | 9 +++++++++ 2 files changed, 10 insertions(+) create mode 100644 tools/perf/tests/attr/test-record-pfm-period diff --git a/tools/perf/tests/attr/README b/tools/perf/tests/attr/README index 430024f618f1..6cd408108595 100644 --- a/tools/perf/tests/attr/README +++ b/tools/perf/tests/attr/README @@ -53,6 +53,7 @@ Following tests are defined (with perf commands): perf record -i kill (test-record-no-inherit) perf record -n kill (test-record-no-samples) perf record -c 100 -P kill (test-record-period) + perf record -c 1 --pfm-events=cycles:period=2 (test-record-pfm-period) perf record -R kill (test-record-raw) perf stat -e cycles kill (test-stat-basic) perf stat kill (test-stat-default) diff --git a/tools/perf/tests/attr/test-record-pfm-period b/tools/perf/tests/attr/test-record-pfm-period new file mode 100644 index 000000000000..368f5b814094 --- /dev/null +++ b/tools/perf/tests/attr/test-record-pfm-period @@ -0,0 +1,9 @@ +[config] +command = record +args = --no-bpf-event -c 10000 --pfm-events=cycles:period=77777 kill >/dev/null 2>&1 +ret = 1 + +[event:base-record] +sample_period=77777 +sample_type=7 +freq=0