Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758910Ab2FADkH (ORCPT ); Thu, 31 May 2012 23:40:07 -0400 Received: from terminus.zytor.com ([198.137.202.10]:60794 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758887Ab2FADkE (ORCPT ); Thu, 31 May 2012 23:40:04 -0400 Message-ID: <4FC83940.9010708@zytor.com> Date: Thu, 31 May 2012 20:38:40 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:12.0) Gecko/20120430 Thunderbird/12.0.1 MIME-Version: 1.0 To: Thavatchai Makphaibulcboke CC: Jean-Christophe PLAGNIOL-VILLARD , "lethal@linux-sh.org" , "tglx@linutronix.de" , "mingo@redhat.com" , "x86@kernel.org" , "kaloz@openwrt.org" , "matt.fleming@intel.com" , "lasse.collin@tukaani.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-s390@vger.kernel.org" , "linux-sh@vger.kernel.org" , "linux@arm.linux.org.uk" , "schwidefsky@de.ibm.com" , "heiko.carstens@de.ibm.com" , "linux390@de.ibm.com" Subject: Re: [PATCH] lib/decompress_unxz.c: removing all memory helper functions References: <1337875436-27640-1-git-send-email-tmac@hp.com> <20120528070336.GM3377@game.jcrosoft.org> <4FC82D89.1040108@hp.com> In-Reply-To: <4FC82D89.1040108@hp.com> X-Enigmail-Version: 1.4.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1004 Lines: 26 On 05/31/2012 07:48 PM, Thavatchai Makphaibulcboke wrote: > On 05/28/2012 01:03 AM, Jean-Christophe PLAGNIOL-VILLARD wrote: > >> can we do not duplicate those functions? >> >> Best Regards, >> J. > > Thanks J for the comment. Unfortunately, there is no easy way to share > files among different architectures' preboot environment. We have the > choices either to have each architecture define its own copies or the > decompressor defines them. I believe the former is preferable. As > Lasse also pointed out, this way any specific architecture could provide > an architectural dependent optimized version, if it chooses to. > We could always make a source code library, like we already in effect have for the compression functions themselves. -hpa -- 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/