From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751630AbdG0Sa4 (ORCPT ); Thu, 27 Jul 2017 14:30:56 -0400 Received: from smtp.polymtl.ca ([132.207.4.11]:54310 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751458AbdG0Saz (ORCPT ); Thu, 27 Jul 2017 14:30:55 -0400 X-Greylist: delayed 1054 seconds by postgrey-1.27 at vger.kernel.org; Thu, 27 Jul 2017 14:30:55 EDT From: =?UTF-8?q?Genevi=C3=A8ve=20Bastien?= To: linux-kernel@vger.kernel.org Cc: =?UTF-8?q?Genevi=C3=A8ve=20Bastien?= , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Alexander Shishkin , Mathieu Desnoyers , Julien Desfossez , Francis Deslauriers , Jiri Olsa Subject: [PATCH 3/3] perf: Add doc when no conversion support compiled Date: Thu, 27 Jul 2017 14:12:05 -0400 Message-Id: <20170727181205.24843-3-gbastien@versatic.net> X-Mailer: git-send-email 2.13.3 In-Reply-To: <20170727181205.24843-1-gbastien@versatic.net> References: <20170727181205.24843-1-gbastien@versatic.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Poly-FromMTA: ([132.207.72.9]) at Thu, 27 Jul 2017 18:12:49 +0000 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds documentation on the environment variables needed to the message telling that no conversion support is compiled in. Cc: Peter Zijlstra Cc: Ingo Molnar Cc: Arnaldo Carvalho de Melo Cc: Alexander Shishkin Cc: Mathieu Desnoyers Cc: Julien Desfossez Cc: Francis Deslauriers Cc: Jiri Olsa Cc: Geneviève Bastien Signed-off-by: Geneviève Bastien --- tools/perf/builtin-data.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/builtin-data.c b/tools/perf/builtin-data.c index 0adb5f82335a..46cd8490baf4 100644 --- a/tools/perf/builtin-data.c +++ b/tools/perf/builtin-data.c @@ -69,7 +69,7 @@ static int cmd_data_convert(int argc, const char **argv) }; #ifndef HAVE_LIBBABELTRACE_SUPPORT - pr_err("No conversion support compiled in.\n"); + pr_err("No conversion support compiled in. perf should be compiled with environment variables LIBBABELTRACE=1 and LIBBABELTRACE_DIR=/path/to/libbabeltrace/\n"); return -1; #endif -- 2.13.3