Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933646Ab2JZPHA (ORCPT ); Fri, 26 Oct 2012 11:07:00 -0400 Received: from mail-pa0-f46.google.com ([209.85.220.46]:50637 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932078Ab2JZPG5 (ORCPT ); Fri, 26 Oct 2012 11:06:57 -0400 Message-ID: <508AA709.7010202@gmail.com> Date: Fri, 26 Oct 2012 09:06:49 -0600 From: David Ahern User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:16.0) Gecko/20121010 Thunderbird/16.0.1 MIME-Version: 1.0 To: Ingo Molnar CC: Arnaldo Carvalho de Melo , linux-kernel@vger.kernel.org, Andrew Vagin , Borislav Petkov , David Howells , Frederic Weisbecker , Jiri Olsa , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Stephane Eranian , Steven Rostedt , arnaldo.melo@gmail.com, Arnaldo Carvalho de Melo Subject: Re: [GIT PULL 0/9] perf/core improvements and fixes References: <1351261913-28250-1-git-send-email-acme@infradead.org> <20121026145451.GA14379@gmail.com> In-Reply-To: <20121026145451.GA14379@gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 822 Lines: 21 On 10/26/12 8:54 AM, Ingo Molnar wrote: >> perf/core improvements: >> >> . perf inject changes to allow showing where a task sleeps, from Andrew Vagin. >> >> . Makefile improvements from Namhyung Kim. > > These are really useful: there used to be a couple of seconds of > wait time at the beginning of every perf build - these are now > nicely explained with the various CHK entries. PERF-VERSION-GEN and specifically the git commands are the cause of more delay than the config checks, especially when doing the build in a VM with the kernel source on an NFS mount. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/