Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 1 Jun 2002 21:21:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 1 Jun 2002 21:21:31 -0400 Received: from mail305.mail.bellsouth.net ([205.152.58.165]:35739 "EHLO imf05bis.bellsouth.net") by vger.kernel.org with ESMTP id ; Sat, 1 Jun 2002 21:21:30 -0400 Subject: Re: P4 hyperthreading From: Louis Garcia To: William Lee Irwin III Cc: linux-kernel@vger.kernel.org In-Reply-To: <20020602005003.GE14918@holomorphy.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.3 (1.0.3-6) Date: 01 Jun 2002 21:14:23 -0400 Message-Id: <1022980463.2427.3.camel@tiger> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Did I forget to say this is a UP box? I just wanted to know if hyperthreading is stable for a UP P4 box. Will acpismp=force still help? Thanks, --Lou On Sat, 2002-06-01 at 20:50, William Lee Irwin III wrote: > On Sat, Jun 01, 2002 at 08:40:44PM -0400, Louis Garcia wrote: > > How stable is hyperthreading under kernel-2.4.18? I compiled the kernel > > for the Pentium4 and dmesg shows CPU0 and CPU1, but CPU1 is disabled. > > How do I enable CPU1 and should I?? Do other libraries need to be updated > > or is hyperthreading like having a two processor box? > > acpismp=force seems to work on 2.4 here. > > > Cheers, > Bill - 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/