Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263765AbTFJVp4 (ORCPT ); Tue, 10 Jun 2003 17:45:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262431AbTFJVoi (ORCPT ); Tue, 10 Jun 2003 17:44:38 -0400 Received: from mailrelay2.lanl.gov ([128.165.4.103]:11416 "EHLO mailrelay2.lanl.gov") by vger.kernel.org with ESMTP id S264030AbTFJVnf (ORCPT ); Tue, 10 Jun 2003 17:43:35 -0400 Subject: Re: Wrong number of cpus detected/reported From: Steven Cole To: Alan Cox Cc: Samuel Flory , John Appleby , xyko_ig@ig.com.br, Linux Kernel Mailing List In-Reply-To: <1055280955.32661.35.camel@dhcp22.swansea.linux.org.uk> References: <434747C01D5AC443809D5FC540501131569E@bobcat.unickz.com> <3EE64161.5010102@rackable.com> <1055279041.2270.42.camel@spc9.esa.lanl.gov> <1055280955.32661.35.camel@dhcp22.swansea.linux.org.uk> Content-Type: text/plain Organization: Message-Id: <1055281927.2269.47.camel@spc9.esa.lanl.gov> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.4-1.1mdk Date: 10 Jun 2003 15:52:07 -0600 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 727 Lines: 20 On Tue, 2003-06-10 at 15:35, Alan Cox wrote: > > wp : yes > > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm > > bogomips : 2798.38 > > > > See that ht flag near the end? > > The ht flag means the ht facilities (mtrr etc) are present, doesnt mean > HT necessarily is Is there a reliable method, apart from knowing 'a priori' the mapping from CPU models and stepping to hyperthreading capability? Steven - 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/