From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756028Ab3I3RwH (ORCPT ); Mon, 30 Sep 2013 13:52:07 -0400 Received: from mail-yh0-f47.google.com ([209.85.213.47]:59066 "EHLO mail-yh0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754343Ab3I3RwF (ORCPT ); Mon, 30 Sep 2013 13:52:05 -0400 Date: Mon, 30 Sep 2013 14:46:39 -0300 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: David Ahern , Linus Torvalds , Linux Kernel Mailing List , Peter Zijlstra , Thomas Gleixner , Andrew Morton , Jiri Olsa , Namhyung Kim Subject: Re: [PATCH] perf auto-dep: Speed up feature tests by building them in parallel Message-ID: <20130930174639.GH10293@ghostprotocols.net> References: <20130912200236.GC11400@ghostprotocols.net> <20130912203116.GD32644@gmail.com> <20130912204313.GA3259@gmail.com> <20130915091029.GA21465@gmail.com> <20130930164210.GA22342@gmail.com> <20130930171220.GC10293@ghostprotocols.net> <20130930172741.GD10293@ghostprotocols.net> <20130930173052.GE10293@ghostprotocols.net> <20130930173627.GF10293@ghostprotocols.net> <20130930173914.GG10293@ghostprotocols.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130930173914.GG10293@ghostprotocols.net> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Mon, Sep 30, 2013 at 02:39:14PM -0300, Arnaldo Carvalho de Melo escreveu: > Em Mon, Sep 30, 2013 at 02:36:27PM -0300, Arnaldo Carvalho de Melo escreveu: > > Another suggestion: To provide a short sentence with each feature > > stating what will be not present when something is "OFF", or even a > > sentence stating what the feature is about, so the user get a better > > picture of what is (not) being built into his tool. > > > > Probably reusing strings we already have in the makefiles. > > And also reusing existing strings to tell the user which devel packages > should be installed to get that feature built/enabled. config/Makefile:187: No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev config/Makefile:251: No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99 config/Makefile:279: slang not found, disables TUI support. Please install slang-devel or libslang-dev config/Makefile:292: GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev config/Makefile:346: The path '/usr/bin/python-config' is not executable. config/Makefile:350: No python-config tool was found config/Makefile:350: Python support will not be built config/Makefile:444: No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev My bad, its still there, sorry for the noise 8-) I'm testing removing devel packages, one by one, removing gtk2-devel provides the biggest reduction in build time, no surprises :) - Arnaldo