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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 4081AC76190 for ; Tue, 23 Jul 2019 22:52:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2296C21926 for ; Tue, 23 Jul 2019 22:52:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392323AbfGWWwl (ORCPT ); Tue, 23 Jul 2019 18:52:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:56686 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392358AbfGWWwk (ORCPT ); Tue, 23 Jul 2019 18:52:40 -0400 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (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 D01F5227BF; Tue, 23 Jul 2019 22:52:39 +0000 (UTC) Received: from rostedt by gandalf.local.home with local (Exim 4.92) (envelope-from ) id 1hq3eA-000806-VM; Tue, 23 Jul 2019 18:52:38 -0400 Message-Id: <20190723225238.859019956@goodmis.org> User-Agent: quilt/0.65 Date: Tue, 23 Jul 2019 18:50:46 -0400 From: Steven Rostedt To: linux-trace-devel@vger.kernel.org Cc: Yordan Karadzhov Subject: [PATCH 2/2] kernel-shark: Set the DISPLAY environment for pkexec kshark-record References: <20190723225044.576298160@goodmis.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Sender: linux-trace-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org From: "Steven Rostedt (VMware)" When running a fresh install, I hit this: ERROR: Capture process failed: Unknown errorqt.qpa.screen: QXcbConnection: Could not connect to display Could not connect to any X display. This was due to pkexec not saving the DISPLAY environment variable. To solve this, pass that variable as one of the environment variables to pkexec. Signed-off-by: Steven Rostedt (VMware) --- kernel-shark/bin/kshark-su-record | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel-shark/bin/kshark-su-record b/kernel-shark/bin/kshark-su-record index 7faff1cb3339..8c9fbd02a351 100755 --- a/kernel-shark/bin/kshark-su-record +++ b/kernel-shark/bin/kshark-su-record @@ -6,4 +6,4 @@ then fi THIS_DIR=`dirname $0` -pkexec ${THIS_DIR}/kshark-record -o ${PWD}/trace.dat +pkexec env DISPLAY=${DISPLAY} ${THIS_DIR}/kshark-record -o ${PWD}/trace.dat -- 2.20.1