From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Date: Sun, 11 Jul 2004 12:19:50 +0000 Subject: Re: serious performance regression due to NX patch Message-Id: <20040711121950.GU5889@parcelfarce.linux.theplanet.co.uk> List-Id: References: <200407100528.i6A5SF8h020094@napali.hpl.hp.com> <20040711030225.11fb61e7.akpm@osdl.org> In-Reply-To: <20040711030225.11fb61e7.akpm@osdl.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Andrew Morton Cc: Ingo Molnar , davidm@hpl.hp.com, suresh.b.siddha@intel.com, jun.nakajima@intel.com, torvalds@osdl.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org On Sun, Jul 11, 2004 at 03:02:25AM -0700, Andrew Morton wrote: > Apropos of nothing much, CONFIG_X86 would be preferreed here, but x86_64 > defines that too. IMO, x86-64 should stop defining CONFIG_X86. It's far more common to say "X86 && !X86_64" than it is to say X86. How about defining CONFIG_X86_COMMON and migrating usage of X86 to X86_COMMON? -- "Next the statesmen will invent cheap lies, putting the blame upon the nation that is attacked, and every man will be glad of those conscience-soothing falsities, and will diligently study them, and refuse to examine any refutations of them; and thus he will by and by convince himself that the war is just, and will thank God for the better sleep he enjoys after this process of grotesque self-deception." -- Mark Twain From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266580AbUGKMTx (ORCPT ); Sun, 11 Jul 2004 08:19:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266579AbUGKMTx (ORCPT ); Sun, 11 Jul 2004 08:19:53 -0400 Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:11945 "EHLO www.linux.org.uk") by vger.kernel.org with ESMTP id S266577AbUGKMTv (ORCPT ); Sun, 11 Jul 2004 08:19:51 -0400 Date: Sun, 11 Jul 2004 13:19:50 +0100 From: Matthew Wilcox To: Andrew Morton Cc: Ingo Molnar , davidm@hpl.hp.com, suresh.b.siddha@intel.com, jun.nakajima@intel.com, torvalds@osdl.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: serious performance regression due to NX patch Message-ID: <20040711121950.GU5889@parcelfarce.linux.theplanet.co.uk> References: <200407100528.i6A5SF8h020094@napali.hpl.hp.com> <20040711030225.11fb61e7.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040711030225.11fb61e7.akpm@osdl.org> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jul 11, 2004 at 03:02:25AM -0700, Andrew Morton wrote: > Apropos of nothing much, CONFIG_X86 would be preferreed here, but x86_64 > defines that too. IMO, x86-64 should stop defining CONFIG_X86. It's far more common to say "X86 && !X86_64" than it is to say X86. How about defining CONFIG_X86_COMMON and migrating usage of X86 to X86_COMMON? -- "Next the statesmen will invent cheap lies, putting the blame upon the nation that is attacked, and every man will be glad of those conscience-soothing falsities, and will diligently study them, and refuse to examine any refutations of them; and thus he will by and by convince himself that the war is just, and will thank God for the better sleep he enjoys after this process of grotesque self-deception." -- Mark Twain