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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 C6E93C4338F for ; Fri, 20 Aug 2021 10:55:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ABC5A60FDA for ; Fri, 20 Aug 2021 10:55:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239382AbhHTKzu (ORCPT ); Fri, 20 Aug 2021 06:55:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41546 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239478AbhHTKzP (ORCPT ); Fri, 20 Aug 2021 06:55:15 -0400 Received: from mail-ed1-x532.google.com (mail-ed1-x532.google.com [IPv6:2a00:1450:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1AA0BC0612AD; Fri, 20 Aug 2021 03:54:36 -0700 (PDT) Received: by mail-ed1-x532.google.com with SMTP id r19so13354947eds.13; Fri, 20 Aug 2021 03:54:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=L7QHu74I01dc1FE7Nbl6f48bT1s7R3OY2qQF09h9Bbs=; b=rsKLY3CieE6e1FPoqQmGK0tZzKJtc/ah2ScOE2u/7uWUe3V90iP8wF57N+ER+/iqzl sdfLG+REzRltj3wIeN0A82vaYPt4NC8YIH+3lHH6CX+0tidfnFJabsfHQvj+1huO9i7K edfG7rT9hBBxAQZsKd2At1tgs0cO3iAjedP3xQsw/GhG9x6FRlCplPGUEqRBedvNJgdV hW6qfKDQq9nwOh+ZAt0dmcXLV7JpFhHCNTwgCMyI4MBdfdgK5STs0ekSHJ9XXFN954Qo W3rtfoEg2DOrC/SheYOPh74OwXU1ENgitQeDQ4F+ZkIpATEe1SB1BrUeDxwuFgao/K3j kufg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=L7QHu74I01dc1FE7Nbl6f48bT1s7R3OY2qQF09h9Bbs=; b=qtQZUIUnDlLsVundr1RgQM4Pb21uOUysdoE0OQFsuPY/PJEVM0p50rVENVo/pKF00A 5Zly7IVxwG+7fgWUrr+LUf1UIqYukAJHAbofdcGJwZV++PUHbAZlGo8bN7dTR/wt/VBq uKPWQGy49ZNoacT8E2n2uWuKKmJZ7xqKM+gk8ASTYoPfuM1mg00gjXSng7XijccNCojX elw8Vn/o8hP196axsa09ob7P4Ffx0Sr/8SLbGuaA7PKb9oBTush/qW5XySNJd01ypNry jlWloio2dA0EhS1OyET67F0VisRwfwV174JFVSNxbm93JUzMFvdSxvXn/EmE7iwMtoF0 5psw== X-Gm-Message-State: AOAM533W8+8dRJbmB/j5lW1c1Qamjoqs5tFD5N8rJJmoteKtUSt5z5zF eIragqyx/FN/v6rK6KDtxIw= X-Google-Smtp-Source: ABdhPJzaK2X/Ig1CrjdXwDVCt/1WmKT7Om0a8PW3vPp9zvso+emdsTW4+2ayLWFo32wPgDVm61NmqA== X-Received: by 2002:aa7:c790:: with SMTP id n16mr21754078eds.223.1629456874674; Fri, 20 Aug 2021 03:54:34 -0700 (PDT) Received: from honeypot.epfl.ch (mob-176-243-199-7.net.vodafone.it. [176.243.199.7]) by smtp.googlemail.com with ESMTPSA id g29sm3451459edf.31.2021.08.20.03.54.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Aug 2021 03:54:34 -0700 (PDT) From: Riccardo Mancini To: Arnaldo Carvalho de Melo Cc: Ian Rogers , Namhyung Kim , Peter Zijlstra , Ingo Molnar , Mark Rutland , Jiri Olsa , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Alexey Bayduraev , Riccardo Mancini Subject: [RFC PATCH v3 14/15] perf test/synthesis: setup global workqueue Date: Fri, 20 Aug 2021 12:54:00 +0200 Message-Id: <17b1c402f4a2f82f784ef40de6c7b62d8c6846ed.1629454773.git.rickyman7@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch sets up the global workqueue in the synthesis test. The next patch will use it for synthesis. Signed-off-by: Riccardo Mancini --- tools/perf/bench/synthesize.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/tools/perf/bench/synthesize.c b/tools/perf/bench/synthesize.c index 05f7c923c745b4e8..738821113a005a6c 100644 --- a/tools/perf/bench/synthesize.c +++ b/tools/perf/bench/synthesize.c @@ -16,6 +16,7 @@ #include "../util/thread_map.h" #include "../util/tool.h" #include "../util/util.h" +#include "../util/workqueue/workqueue.h" #include #include #include @@ -208,6 +209,7 @@ static int run_multi_threaded(void) }; unsigned int nr_threads_synthesize; int err; + char errbuf[BUFSIZ]; if (max_threads == UINT_MAX) max_threads = sysconf(_SC_NPROCESSORS_ONLN); @@ -219,10 +221,17 @@ static int run_multi_threaded(void) for (nr_threads_synthesize = min_threads; nr_threads_synthesize <= max_threads; nr_threads_synthesize++) { - if (nr_threads_synthesize == 1) + if (nr_threads_synthesize == 1) { perf_set_singlethreaded(); - else + } else { + err = setup_global_workqueue(nr_threads_synthesize); + if (err) { + create_workqueue_strerror(global_wq, errbuf, sizeof(errbuf)); + pr_err("setup_global_workqueue: %s\n", errbuf); + return err; + } perf_set_multithreaded(); + } printf(" Number of synthesis threads: %u\n", nr_threads_synthesize); @@ -230,6 +239,9 @@ static int run_multi_threaded(void) err = do_run_multi_threaded(&target, nr_threads_synthesize); if (err) return err; + + if (nr_threads_synthesize > 1) + teardown_global_workqueue(); } perf_set_singlethreaded(); return 0; -- 2.31.1