Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750732AbWKFXug (ORCPT ); Mon, 6 Nov 2006 18:50:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753731AbWKFXug (ORCPT ); Mon, 6 Nov 2006 18:50:36 -0500 Received: from ns.suse.de ([195.135.220.2]:29921 "EHLO mx1.suse.de") by vger.kernel.org with ESMTP id S1750732AbWKFXug (ORCPT ); Mon, 6 Nov 2006 18:50:36 -0500 From: Andi Kleen To: "Ulrich Drepper" Subject: Re: [PATCH] conditionalize some x86-64 options Date: Tue, 7 Nov 2006 00:50:31 +0100 User-Agent: KMail/1.9.5 Cc: "Linux Kernel Mailing List" , "Andrew Morton" References: <200611050208.23814.ak@suse.de> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200611070050.31499.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 792 Lines: 25 On Tuesday 07 November 2006 00:19, Ulrich Drepper wrote: > On 11/4/06, Andi Kleen wrote: > > No -- the CPU selection on x86-64 means "optimize for", but doesn't > > mean don't run on other CPUs. > > Then please explain this: > > config X86_HT > bool > depends on SMP && !MK8 > default y HT scheduler is just an optimization -- not needed for any functionality. Doesn't break anything when not there. But I agree the && !MK8 is bogus and should be probably removed (or perhaps moved into a default) -Andi - 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/