Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263226AbUCTETN (ORCPT ); Fri, 19 Mar 2004 23:19:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263228AbUCTETM (ORCPT ); Fri, 19 Mar 2004 23:19:12 -0500 Received: from fmr05.intel.com ([134.134.136.6]:49087 "EHLO hermes.jf.intel.com") by vger.kernel.org with ESMTP id S263226AbUCTETL (ORCPT ); Fri, 19 Mar 2004 23:19:11 -0500 Subject: Re: 2.6.4-mm2 From: Len Brown To: Mark Wong Cc: Andrew Morton , axboe@suse.de, linux-kernel@vger.kernel.org In-Reply-To: References: Content-Type: text/plain Organization: Message-Id: <1079756340.7277.631.camel@dhcppc4> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.3 Date: 19 Mar 2004 23:19:00 -0500 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 811 Lines: 28 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. acpi=off does not disable HT "noht" doesn't exist. Please see my message yesterday w/ subject "how to disable HT" cheers, -Len - 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/