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=-11.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 16393C31E40 for ; Thu, 15 Aug 2019 09:21:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D184D2186A for ; Thu, 15 Aug 2019 09:21:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b="1kdlT60Q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731222AbfHOJVD (ORCPT ); Thu, 15 Aug 2019 05:21:03 -0400 Received: from terminus.zytor.com ([198.137.202.136]:44801 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730212AbfHOJVD (ORCPT ); Thu, 15 Aug 2019 05:21:03 -0400 Received: from terminus.zytor.com (localhost [127.0.0.1]) by terminus.zytor.com (8.15.2/8.15.2) with ESMTPS id x7F9KtTN2270943 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Thu, 15 Aug 2019 02:20:55 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 terminus.zytor.com x7F9KtTN2270943 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2019071901; t=1565860856; bh=i6A/28iwIBUJHa3y2ozSH6Drz8wmQPMXfjLx+p5iyHI=; h=Date:From:Cc:Reply-To:To:Subject:From; b=1kdlT60Q7l+3zAqw+30XfZm7G0+fj0kWDSlvatD8NWnGjDzjdvO2WIF7CrJk+TMH7 1JZKSFN2hL6EUaMZV/0RLx45ny4+JUEtiaLp5oAq+GEQ0YOUUItd+TklYJ9xevSuHd WyQgpqKgbZ5QCUg0Gn71RWAA1cViijzuVqnhBu4/5QEkILxVoGMZGEnDAcQzBm0GM/ 0JEU2l9C3d2+DLexeYV0HQMaNqn0O2g4ANiUQy9HM9z+hQIWBXhWihXNEPVlLOHGCy E0lLwD7cbp7p59daXyCgm7PlPtdpCaLpJRbOwgndoqkfW3O/H5bBU9jrODmj0+wAfx ++oe7AwdPfgAQ== Received: (from tipbot@localhost) by terminus.zytor.com (8.15.2/8.15.2/Submit) id x7F9KsYo2270940; Thu, 15 Aug 2019 02:20:54 -0700 Date: Thu, 15 Aug 2019 02:20:54 -0700 X-Authentication-Warning: terminus.zytor.com: tipbot set sender to tipbot@zytor.com using -f From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: linux-kernel@vger.kernel.org, namhyung@kernel.org, adrian.hunter@intel.com, hpa@zytor.com, jolsa@kernel.org, acme@redhat.com, tglx@linutronix.de, mingo@kernel.org Reply-To: linux-kernel@vger.kernel.org, hpa@zytor.com, adrian.hunter@intel.com, namhyung@kernel.org, acme@redhat.com, jolsa@kernel.org, mingo@kernel.org, tglx@linutronix.de To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf top: Set display thread COMM to help with debugging Git-Commit-ID: 1205a2719e52b6b52e0f9c0011554419da0377a0 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 1205a2719e52b6b52e0f9c0011554419da0377a0 Gitweb: https://git.kernel.org/tip/1205a2719e52b6b52e0f9c0011554419da0377a0 Author: Arnaldo Carvalho de Melo AuthorDate: Tue, 6 Aug 2019 11:20:42 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 12 Aug 2019 16:26:02 -0300 perf top: Set display thread COMM to help with debugging When we want to attach just to the thread that updates the display it helps having its COMM stand out, so change it from the default "perf" to "perf-top-UI". Cc: Adrian Hunter Cc: Jiri Olsa Cc: Namhyung Kim Link: https://lkml.kernel.org/n/tip-5w0hmlk3zfvysxvpsh763k9w@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-top.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 1a4615a5f6c9..94e34853a238 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -601,6 +601,8 @@ static void *display_thread_tui(void *arg) */ unshare(CLONE_FS); + prctl(PR_SET_NAME, "perf-top-UI", 0, 0, 0); + perf_top__sort_new_samples(top); /* @@ -651,6 +653,8 @@ static void *display_thread(void *arg) */ unshare(CLONE_FS); + prctl(PR_SET_NAME, "perf-top-UI", 0, 0, 0); + display_setup_sig(); pthread__unblock_sigwinch(); repeat: