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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92A9CC433EF for ; Fri, 6 May 2022 12:26:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1391784AbiEFM35 (ORCPT ); Fri, 6 May 2022 08:29:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56782 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1391771AbiEFM3w (ORCPT ); Fri, 6 May 2022 08:29:52 -0400 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 002C65D67B for ; Fri, 6 May 2022 05:26:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1651839969; x=1683375969; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wrXoe0hgaEcEZHX/TJlJBZD3R2f/+XqTEOuTr09xmSY=; b=WW10p5pnjiHGhBndWGXhiR0PuMEsC9NL0kj7hUon8M4fnhUTPCEgUEmI fe0fmVjWAxa9fwh96jWrHoqQm6mjXuC6zy9EVrXEi5916DYgVCC5RQDaj j0UyUjCXpMwkOtwG0Vo9IwoNpCrZM3oQndGbOCyBLzP51t6Kmhu+FnrRT Q2Ha0g0+Wbt2nFykFE7uR0aSbZgms4h3gU1HzRANzbSfO7+Misu2VBWjt mDTyxq2qyHbQjBEDZXwWYlaGU6WCEQoQsTaaA/L+nDXbdqFLdkLhJJwiC CBb3GJdyB/J3OsHgh6xLp8CavovPhX0nRLNXuucZ+/v/MuXfUvo18Wbfh A==; X-IronPort-AV: E=McAfee;i="6400,9594,10338"; a="266045732" X-IronPort-AV: E=Sophos;i="5.91,203,1647327600"; d="scan'208";a="266045732" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 May 2022 05:26:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,203,1647327600"; d="scan'208";a="709440665" Received: from ahunter-desktop.fi.intel.com ([10.237.72.92]) by fmsmga001.fm.intel.com with ESMTP; 06 May 2022 05:26:07 -0700 From: Adrian Hunter To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , Ian Rogers , Alexey Bayduraev , Namhyung Kim , Leo Yan , linux-kernel@vger.kernel.org Subject: [PATCH V2 02/23] libperf evsel: Add perf_evsel__enable_thread() Date: Fri, 6 May 2022 15:25:40 +0300 Message-Id: <20220506122601.367589-3-adrian.hunter@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220506122601.367589-1-adrian.hunter@intel.com> References: <20220506122601.367589-1-adrian.hunter@intel.com> MIME-Version: 1.0 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add perf_evsel__enable_thread() as a counterpart to perf_evsel__enable_cpu(), to enable all events for a thread. Signed-off-by: Adrian Hunter --- tools/lib/perf/evsel.c | 15 +++++++++++++++ tools/lib/perf/include/perf/evsel.h | 1 + 2 files changed, 16 insertions(+) diff --git a/tools/lib/perf/evsel.c b/tools/lib/perf/evsel.c index 20ae9f5f8b30..c1d58673f6ef 100644 --- a/tools/lib/perf/evsel.c +++ b/tools/lib/perf/evsel.c @@ -360,6 +360,21 @@ int perf_evsel__enable_cpu(struct perf_evsel *evsel, int cpu_map_idx) return perf_evsel__run_ioctl(evsel, PERF_EVENT_IOC_ENABLE, NULL, cpu_map_idx); } +int perf_evsel__enable_thread(struct perf_evsel *evsel, int thread) +{ + struct perf_cpu cpu __maybe_unused; + int idx; + int err; + + perf_cpu_map__for_each_cpu(cpu, idx, evsel->cpus) { + err = perf_evsel__ioctl(evsel, PERF_EVENT_IOC_ENABLE, NULL, idx, thread); + if (err) + return err; + } + + return 0; +} + int perf_evsel__enable(struct perf_evsel *evsel) { int i; diff --git a/tools/lib/perf/include/perf/evsel.h b/tools/lib/perf/include/perf/evsel.h index 2a9516b42d15..699c0ed97d34 100644 --- a/tools/lib/perf/include/perf/evsel.h +++ b/tools/lib/perf/include/perf/evsel.h @@ -36,6 +36,7 @@ LIBPERF_API int perf_evsel__read(struct perf_evsel *evsel, int cpu_map_idx, int struct perf_counts_values *count); LIBPERF_API int perf_evsel__enable(struct perf_evsel *evsel); LIBPERF_API int perf_evsel__enable_cpu(struct perf_evsel *evsel, int cpu_map_idx); +LIBPERF_API int perf_evsel__enable_thread(struct perf_evsel *evsel, int thread); LIBPERF_API int perf_evsel__disable(struct perf_evsel *evsel); LIBPERF_API int perf_evsel__disable_cpu(struct perf_evsel *evsel, int cpu_map_idx); LIBPERF_API struct perf_cpu_map *perf_evsel__cpus(struct perf_evsel *evsel); -- 2.25.1