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 X-Spam-Level: X-Spam-Status: No, score=-11.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54F71C56201 for ; Wed, 21 Oct 2020 16:04:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D11B222C8 for ; Wed, 21 Oct 2020 16:04:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2502464AbgJUQEK (ORCPT ); Wed, 21 Oct 2020 12:04:10 -0400 Received: from mga07.intel.com ([134.134.136.100]:36326 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2394870AbgJUQEK (ORCPT ); Wed, 21 Oct 2020 12:04:10 -0400 IronPort-SDR: LB7Mzkr4xGKERdDmXTNhehmFhTQG1TtV4zyAG/AaZI7AI/I2haxO1W8Ha91fu4GVfzGuifoLtD 2hxlT1aww2zw== X-IronPort-AV: E=McAfee;i="6000,8403,9780"; a="231583947" X-IronPort-AV: E=Sophos;i="5.77,401,1596524400"; d="scan'208";a="231583947" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Oct 2020 09:03:52 -0700 IronPort-SDR: lfkg0aRbSF0CbAk1QGveoaw1cGL59JeJcg+7+JjbkiCak/WQ5TOQnmFxBJ890Z+AaxHQNI0KI+ CALsqnBNL/CQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,401,1596524400"; d="scan'208";a="359543646" Received: from linux.intel.com ([10.54.29.200]) by orsmga007.jf.intel.com with ESMTP; 21 Oct 2020 09:03:52 -0700 Received: from [10.249.231.46] (abudanko-mobl.ccr.corp.intel.com [10.249.231.46]) by linux.intel.com (Postfix) with ESMTP id D09DD580107; Wed, 21 Oct 2020 09:03:49 -0700 (PDT) Subject: [PATCH v2 09/15] perf record: introduce thread specific objects for trace streaming From: Alexey Budankov To: Arnaldo Carvalho de Melo , Jiri Olsa Cc: Namhyung Kim , Alexander Shishkin , Adrian Hunter , Andi Kleen , Peter Zijlstra , Ingo Molnar , linux-kernel References: <1ec29ed6-0047-d22f-630b-a7f5ccee96b4@linux.intel.com> Organization: Intel Corp. Message-ID: Date: Wed, 21 Oct 2020 19:03:48 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <1ec29ed6-0047-d22f-630b-a7f5ccee96b4@linux.intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Introduce thread local data object and its array to be used for threaded trace streaming. Signed-off-by: Alexey Budankov --- tools/perf/builtin-record.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index ba26d75c51d6..8e512096a060 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -85,11 +85,29 @@ struct switch_output { int cur_file; }; +struct thread_data { + pid_t tid; + struct { + int msg[2]; + int ack[2]; + } comm; + struct fdarray pollfd; + int ctlfd_pos; + struct mmap *maps; + int nr_mmaps; + struct record *rec; + unsigned long long samples; + unsigned long waking; + u64 bytes_written; +}; + struct record { struct perf_tool tool; struct record_opts opts; u64 bytes_written; struct perf_data data; + struct thread_data *thread_data; + int nr_thread_data; struct auxtrace_record *itr; struct evlist *evlist; struct perf_session *session; -- 2.24.1