Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264262AbUFDCx1 (ORCPT ); Thu, 3 Jun 2004 22:53:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264283AbUFDCx1 (ORCPT ); Thu, 3 Jun 2004 22:53:27 -0400 Received: from mtvcafw.sgi.com ([192.48.171.6]:3524 "EHLO omx3.sgi.com") by vger.kernel.org with ESMTP id S264262AbUFDCxZ (ORCPT ); Thu, 3 Jun 2004 22:53:25 -0400 Date: Thu, 3 Jun 2004 19:58:07 -0700 From: Paul Jackson To: Andrew Morton Cc: linux-kernel@vger.kernel.org, ak@muc.de, ashok.raj@intel.com, hch@infradead.org, jbarnes@sgi.com, joe.korty@ccur.com, manfred@colorfullife.com, colpatch@us.ibm.com, mikpe@csd.uu.se, nickpiggin@yahoo.com.au, rusty@rustcorp.com.au, Simon.Derr@bull.net, wli@holomorphy.com Subject: Re: [PATCH] cpumask 5/10 rewrite cpumask.h - single bitmap based implementation Message-Id: <20040603195807.53d7d41c.pj@sgi.com> In-Reply-To: <20040603172547.2880eeb0.akpm@osdl.org> References: <20040603094339.03ddfd42.pj@sgi.com> <20040603101010.4b15734a.pj@sgi.com> <20040603170725.4b3f8b34.akpm@osdl.org> <20040603172547.2880eeb0.akpm@osdl.org> Organization: SGI X-Mailer: Sylpheed version 0.8.10claws (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1095 Lines: 26 Andrew wrote: > Although for some reason your patches shrink my sparc64 build from > > text data bss dec hex filename > 3508730 895000 302656 4706386 47d052 vmlinux > to 3507586 895080 302656 4705322 47cc2a vmlinux Yes - these are typical of the kernel text space reductions that I am seeing as well. Various little tweaks here and there, with a careful eye to changes in the output of "nm -S". The one exception being ia64, where I saved an additional 15000 or so kernel text bytes by uninlining find_next_bit(). Other arch's might want to try that same optimization. I ran out of gas, and lacked the resources, to persue that. -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson 1.650.933.1373 - 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/