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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 29B66C38A2A for ; Sun, 10 May 2020 15:10:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E52FB20735 for ; Sun, 10 May 2020 15:10:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="PUuQsm5q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729292AbgEJPKO (ORCPT ); Sun, 10 May 2020 11:10:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48664 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728882AbgEJPKN (ORCPT ); Sun, 10 May 2020 11:10:13 -0400 Received: from mail-pj1-x1044.google.com (mail-pj1-x1044.google.com [IPv6:2607:f8b0:4864:20::1044]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6C122C061A0C for ; Sun, 10 May 2020 08:10:13 -0700 (PDT) Received: by mail-pj1-x1044.google.com with SMTP id y6so6520044pjc.4 for ; Sun, 10 May 2020 08:10:13 -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=X0glvZ9Uc9djdHjs6Vrqf3MeDwiLKp7EUlpX6bcp3Fs=; b=PUuQsm5qKJU9SVQK4BiOIgtnFCk34EQeL7yxv6CETJD28R9vDa+i1y5zDRqmIH9f+/ nsdhAHCUXyJQSvzsSy/i+cbsHnL+w88swfLx5CADQSH7OVTk5384AvZEhFWQiPD41Oe9 66GzzOieyu8UfBNl8rE7K3HwlnDDKXnmIOAFSFwsERn1gDjYJltOEXSl9FkfjnBbKZX3 IwWWDzzi9HoPHqL/NtzzQIt21s/5FY9wPGgt6no0F1L4vv1dSdqHbat/89nnPRku72fI O9vwI4cvTozQsMBkSycGDBpg6x7tZyfQLUXP1oTFJR7i2xcbrcP5SNnn69DrMuXgErg4 +HhA== 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=X0glvZ9Uc9djdHjs6Vrqf3MeDwiLKp7EUlpX6bcp3Fs=; b=EmX6alEoD+rRn6BzLmttrvGc2FETgiZ72kvRN2jmOGrCSI30SDvkL9aVB/d49akeLU qsnlju5eYCoUEyHRBCfBk6ORyShJyRv487Q3S5s4jhwDEA4FsMdygOsnrqq/hlD8Bjz9 6sNtNIJzYH7hpc6fwWGtYomZO3gjVzTMB40WTD2p8p/8m34GD13vYo06jnLsPtikTQbX h7tS5brHZmeoxOPS8SOYmazjYohk0nRVFhX3RXwNwVlkZYLKqPqWgi8XXTHycRcSQ5QQ mQ+/Eto5mttMvysVzoJiKyiR+V5OU3tbsJs+wCr3eQvx/n6ddGOKxlQF70aPIeW8y5L0 v/6g== X-Gm-Message-State: AGi0PuaHQB77alVstBOEdcFvLbaYGK/c/TQRGXEv26afHctkRKYfMg2M SIMXeTxdwGuVRK69as8s1uE= X-Google-Smtp-Source: APiQypLm8bzOWDeC9wJvQjS2mXX5Qc8Nh+WrfVQeGR7sNrJO8Ml/WxLKyrKhV6gYKT5KmB9eBuY5jg== X-Received: by 2002:a17:902:7289:: with SMTP id d9mr11560464pll.147.1589123412987; Sun, 10 May 2020 08:10:12 -0700 (PDT) Received: from vultr.guest ([149.248.10.52]) by smtp.gmail.com with ESMTPSA id v7sm6870909pfm.146.2020.05.10.08.10.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 10 May 2020 08:10:12 -0700 (PDT) From: Changbin Du To: Jiri Olsa , Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Ingo Molnar , Namhyung Kim , Steven Rostedt , linux-kernel@vger.kernel.org, Changbin Du Subject: [PATCH 16/19] perf ftrace: add option -t/--tid to filter by thread id Date: Sun, 10 May 2020 23:06:25 +0800 Message-Id: <20200510150628.16610-17-changbin.du@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200510150628.16610-1-changbin.du@gmail.com> References: <20200510150628.16610-1-changbin.du@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This allows us to trace single thread instead of the whole process. Signed-off-by: Changbin Du --- tools/perf/builtin-ftrace.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c index 0b39b6a88026..8d04e5afe2d3 100644 --- a/tools/perf/builtin-ftrace.c +++ b/tools/perf/builtin-ftrace.c @@ -707,6 +707,8 @@ int cmd_ftrace(int argc, const char **argv) "List available functions to filter"), OPT_STRING('p', "pid", &ftrace.target.pid, "pid", "trace on existing process id"), + OPT_STRING('t', "tid", &ftrace.target.tid, "tid", + "trace on existing thread id (exclusive to --pid)"), OPT_INCR('v', "verbose", &verbose, "be more verbose"), OPT_BOOLEAN('a', "all-cpus", &ftrace.target.system_wide, -- 2.25.1