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=-15.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 AC277C32753 for ; Wed, 14 Aug 2019 18:42:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7E9C421721 for ; Wed, 14 Aug 2019 18:42:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565808175; bh=N5TpHcUTmlrhvV3UqolE4KL8/LV8os0UPPGPsPlAXVs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=SuEtGUF/LhOZK/12pgSka1CD12ogePtVRCflXMzbVlLA8Gzr3zsDcHehe/NiOcI7j UfwK3Btx+SSogAwv2sp84rrWMmxYJJkyM6Gim9yRUH+DS+9E6maH063jY5wja41Nw/ SJSJfH6W/4hhlq16GfamPijA40k9IWgzlqE51ji8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729119AbfHNSmy (ORCPT ); Wed, 14 Aug 2019 14:42:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:53646 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728603AbfHNSmy (ORCPT ); Wed, 14 Aug 2019 14:42:54 -0400 Received: from quaco.ghostprotocols.net (unknown [177.195.212.110]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 37EE0216F4; Wed, 14 Aug 2019 18:42:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565808173; bh=N5TpHcUTmlrhvV3UqolE4KL8/LV8os0UPPGPsPlAXVs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GPgcIAEZrHzs7WkmB3gb6ln9asfb7xQqsAP1CiS+Jy5iRliPyQdnpivwFEtizUHx/ GOAJwzHlwgo1DUtvVqji+p10Mo3r4uvMvXxtfXhK8OpRLypN3Ba8koB6XhffnsFveL laxk9MKmTbaHcpN/LqGBfr0lJ3PbN51g9dTw8P0I= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter Subject: [PATCH 07/28] perf top: Set display thread COMM to help with debugging Date: Wed, 14 Aug 2019 15:40:30 -0300 Message-Id: <20190814184051.3125-8-acme@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190814184051.3125-1-acme@kernel.org> References: <20190814184051.3125-1-acme@kernel.org> 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 From: Arnaldo Carvalho de Melo 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: -- 2.21.0