Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263228AbUCTE0Q (ORCPT ); Fri, 19 Mar 2004 23:26:16 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263229AbUCTE0Q (ORCPT ); Fri, 19 Mar 2004 23:26:16 -0500 Received: from fw.osdl.org ([65.172.181.6]:48337 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S263228AbUCTE0P (ORCPT ); Fri, 19 Mar 2004 23:26:15 -0500 Date: Fri, 19 Mar 2004 20:26:16 -0800 From: Andrew Morton To: Len Brown Cc: markw@osdl.org, axboe@suse.de, linux-kernel@vger.kernel.org Subject: Re: 2.6.4-mm2 Message-Id: <20040319202616.21108d17.akpm@osdl.org> In-Reply-To: <1079756340.7277.631.camel@dhcppc4> References: <1079756340.7277.631.camel@dhcppc4> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-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: 829 Lines: 23 Len Brown wrote: > > On Fri, 2004-03-19 at 21:53, Mark Wong wrote: > > > > Thanks, so it's the CPU scheduler changes. Is that machine > > hyperthreaded? > > > And do you have CONFIG_X86_HT enabled? > > > > Yes and CONFIG_X86_HT is enabled but I have hyperthreading disabled > > with > > 'acpi=off noht' (whichever one does it.) > > CONFIG_X86_HT=y does not enable HT. > CONFIG_X86_HT=n does not disable HT. > It only controls if the cpu_sibling_map[] etc. are initialized. Err, the question I meant to ask Mark was "do you have CONFIG_SCHED_SMT enabled?" - 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/