Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753346Ab3JAMsw (ORCPT ); Tue, 1 Oct 2013 08:48:52 -0400 Received: from mail-qa0-f52.google.com ([209.85.216.52]:34537 "EHLO mail-qa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752005Ab3JAMsv (ORCPT ); Tue, 1 Oct 2013 08:48:51 -0400 Date: Tue, 1 Oct 2013 09:48:42 -0300 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: Linus Torvalds , David Ahern , Linux Kernel Mailing List , Peter Zijlstra , Thomas Gleixner , Andrew Morton , Jiri Olsa , Namhyung Kim Subject: Re: [PATCH] perf autodep: Remove strlcpy feature check, add __weak strlcpy implementation Message-ID: <20131001124842.GB2920@ghostprotocols.net> References: <20130912203116.GD32644@gmail.com> <20130912204313.GA3259@gmail.com> <20130915091029.GA21465@gmail.com> <20130930164210.GA22342@gmail.com> <20130930171220.GC10293@ghostprotocols.net> <20130930175342.GI10293@ghostprotocols.net> <20130930190434.GA3427@gmail.com> <20131001113456.GA31331@gmail.com> <20131001120455.GA8001@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131001120455.GA8001@gmail.com> 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 Content-Length: 787 Lines: 20 Em Tue, Oct 01, 2013 at 02:04:55PM +0200, Ingo Molnar escreveu: > So there's more speedups possible I think, for example we could construct > an 'optimistic' testcase that is generated live and includes a > concatenation of all the testcases. > > If the build of that file succeeds then we have a really efficient > fast-path both in the first-build and in the repeat-build case. > > If that build fails then we do the more finegrained feature check. > > Thoughts? Lets get what you have merged and continue from there ;-) - Arnaldo -- 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/