From patchwork Tue Jul 28 08:57:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ian Rogers X-Patchwork-Id: 1337632 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=nVjd2v2r; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BG9YJ1JPvz9sTk for ; Tue, 28 Jul 2020 18:57:40 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728346AbgG1I5j (ORCPT ); Tue, 28 Jul 2020 04:57:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40758 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728313AbgG1I5g (ORCPT ); Tue, 28 Jul 2020 04:57:36 -0400 Received: from mail-pf1-x44a.google.com (mail-pf1-x44a.google.com [IPv6:2607:f8b0:4864:20::44a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BCE74C061794 for ; Tue, 28 Jul 2020 01:57:36 -0700 (PDT) Received: by mail-pf1-x44a.google.com with SMTP id c2so14372476pfj.5 for ; Tue, 28 Jul 2020 01:57:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=gVIM4kdH9NokKpwghbO519hac6rQk+0+42h/FkNtOmc=; b=nVjd2v2r9Q1oUMii1yR5ZajFAwiIRcWUQZazQMb/M7UontU6LQuWm5iwdtO3/n33O3 Lb/zwJgQ/trsVmsWM8ohNipHPaIrC/bcGltE6QrazEYolwkY9LueMxvJCL7eDHlUuYco ZucijjlK3XDHN5p4OFutR+qjpMiOuLpYOafkxRVNDwV1htvZ9XHd+T1m148q4q2dN5rt hAISvDZdZavoiVStR4KiWdFYODjwthY7LtG1+Qv/6wchJSBTZ0Mjb7czpWg2y9EcA87g qPVL8qlTgMK3qmH1S94tx62jzon1UhmDo3yuxY7QDeINXqv43TYLPZivOivq2SQIflsY JBsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=gVIM4kdH9NokKpwghbO519hac6rQk+0+42h/FkNtOmc=; b=cF1frqz1tZ07YudkqoSTpgRCRpFhf2jLBO1wFEKp/Ly2kBc1cbcZ33TcqZJh/lk1QK 09qBBwj/TH3CdGBj4RFvTCjsYSQoH82+2BEhPGkovkFN6sE7dgYmJ5NSAswlntuVmwMq YnCJDQWRZiVWi6nmQinbSODV98zcIbpcbD/IVBTGLOi9r+TWtrGOgWpHA3evFryZpij0 Vciy5kQNooDI/ZYO9MiKovootT73Ltq+caHzMsM8dmimywd2LPdl3v37XG09u/JXRpX1 /o78PgEL7Q/FVALO1aqe7HIeRqtbYPYMgVciS8u/kkpwWkca0fpxjjDx0eMO83C/hmVN XrIQ== X-Gm-Message-State: AOAM530Lng0EceDzl0OIfRjfFE7s+rjgcnVvuUsc4ig1xvTDcfaMIGwu rMF9IJH//EatuSvEajCiv+KzR2ixIaAt X-Google-Smtp-Source: ABdhPJwp2u/D21xwmzwq6NAD7G2DvtD23wewLcS0WtXYTfXCdBdhEV3/tkm4JQwe+UMNfMzo/RXIQNFXG/57 X-Received: by 2002:a17:90b:94c:: with SMTP id dw12mr3465095pjb.214.1595926656213; Tue, 28 Jul 2020 01:57:36 -0700 (PDT) Date: Tue, 28 Jul 2020 01:57:29 -0700 Message-Id: <20200728085734.609930-1-irogers@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.28.0.163.g6104cc2f0b6-goog Subject: [PATCH v2 0/5] Fixes for setting event freq/periods 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 Some fixes that address issues for regular and pfm4 events with 2 additional perf_event_attr tests. Various authors, David Sharp isn't currently at Google. v2. corrects the commit message following Athira Rajeev's suggestion. David Sharp (1): perf record: Set PERF_RECORD_PERIOD if attr->freq is set. Ian Rogers (3): perf test: Ensure sample_period is set libpfm4 events perf record: Don't clear event's period if set by a term perf test: Leader sampling shouldn't clear sample period Stephane Eranian (1): perf record: Prevent override of attr->sample_period for libpfm4 events tools/perf/tests/attr/README | 2 ++ tools/perf/tests/attr/test-record-group2 | 29 ++++++++++++++++++++ tools/perf/tests/attr/test-record-pfm-period | 9 ++++++ tools/perf/util/evsel.c | 10 +++++-- tools/perf/util/record.c | 28 +++++++++++++------ 5 files changed, 67 insertions(+), 11 deletions(-) create mode 100644 tools/perf/tests/attr/test-record-group2 create mode 100644 tools/perf/tests/attr/test-record-pfm-period