Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933102Ab0BZJ6m (ORCPT ); Fri, 26 Feb 2010 04:58:42 -0500 Received: from mail-iw0-f182.google.com ([209.85.223.182]:37263 "EHLO mail-iw0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932641Ab0BZJ6l (ORCPT ); Fri, 26 Feb 2010 04:58:41 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=TJwfGkvDvMkPKTPUcKiyfrgyrcArmiOvi41ZH0tVLruCotdfogBGyvtIHQClGoiz5f 0V1/O2W2cu+FsHLQHYDhWeVRDYl274Kw+RDNmDGUGpcRrhv2D3GsDeD6AR/Fs+Gsf4A/ 915OU8DBprJ6rtmFvbOAlUZOkX100qRnc2dsA= MIME-Version: 1.0 In-Reply-To: References: <20100225155359.GA2722@darkstar> <20100225185515.GB3305@core2> <1267170179.12041.4.camel@Joe-Laptop.home> Date: Fri, 26 Feb 2010 11:58:40 +0200 Message-ID: Subject: Re: [PATCH 03/07] kernel.h string cleanup From: Alexey Dobriyan To: Dave Young Cc: Joe Perches , Andrew Morton , Ingo Molnar , Greg Kroah-Hartman , Steven Rostedt , Frederic Weisbecker , linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 965 Lines: 34 On Fri, Feb 26, 2010 at 11:55 AM, Dave Young wrote: > It will be more clean to put externs/declarations to their own header files. > At the same time compiling time benifits as well. > > printk/panic/string/trace header are splited then included by kernel.h so > just hexdump/int_sqrt are actually seperated. > > fresh boot You mean cold-cache compile so results are basically random? > and same .config, make without -j, test result as following: > > with the patches applied: > > time: > real 15m16.504s > user 12m51.866s > sys 1m39.700s > > vmlinux .text size: 003bfcd2 > > without the patches applied* > time: > real 15m20.518s > user 12m54.120s > sys 1m40.190s Not scientific at all. -- 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/