Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932634AbVIMMqs (ORCPT ); Tue, 13 Sep 2005 08:46:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932635AbVIMMqr (ORCPT ); Tue, 13 Sep 2005 08:46:47 -0400 Received: from ms001msg.fastwebnet.it ([213.140.2.51]:29636 "EHLO ms001msg.fastwebnet.it") by vger.kernel.org with ESMTP id S932634AbVIMMqr (ORCPT ); Tue, 13 Sep 2005 08:46:47 -0400 Date: Tue, 13 Sep 2005 14:47:49 +0200 From: Paolo Ornati To: simrw@sim-basis.de Cc: linux-kernel@vger.kernel.org, akpm@osdl.org Subject: Re: [patch 2.6.14-rc1] i386: Correct Pentium optimization Message-ID: <20050913144749.28794d63@localhost> In-Reply-To: <3974.192.168.6.50.1126612308.squirrel@simlinux> References: <3974.192.168.6.50.1126612308.squirrel@simlinux> X-Mailer: Sylpheed-Claws 1.9.13 (GTK+ 2.6.7; x86_64-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: 1219 Lines: 25 On Tue, 13 Sep 2005 13:51:48 +0200 (CEST) simrw@sim-basis.de wrote: > -cflags-$(CONFIG_MPENTIUMII) += -march=i686 $(call cc-option,-mtune=pentium2) > -cflags-$(CONFIG_MPENTIUMIII) += -march=i686 $(call cc-option,-mtune=pentium3) > -cflags-$(CONFIG_MPENTIUMM) += -march=i686 $(call cc-option,-mtune=pentium3) > -cflags-$(CONFIG_MPENTIUM4) += -march=i686 $(call cc-option,-mtune=pentium4) > +cflags-$(CONFIG_MPENTIUMII) += $(call cc-option,-march=pentium2,-march=i686) > +cflags-$(CONFIG_MPENTIUMIII) += $(call cc-option,-march=pentium3,-march=i686) > +cflags-$(CONFIG_MPENTIUMM) += $(call cc-option,-march=pentium-m,-march=i686) > +cflags-$(CONFIG_MPENTIUM4) += $(call cc-option,-march=pentium4,-march=i686) I'm not sure that it is safe, read this: http://groups.google.it/group/linux.kernel/browse_frm/thread/89467f7aa9963d4f/b4575e40eecc713a?lnk=st&q=march%3Dpentium4+mtune+group:linux.kernel&rnum=1&hl=it#b4575e40eecc713a -- Paolo Ornati Linux 2.6.14-rc1 on x86_64 - 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/