Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932582AbWCOFli (ORCPT ); Wed, 15 Mar 2006 00:41:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932596AbWCOFli (ORCPT ); Wed, 15 Mar 2006 00:41:38 -0500 Received: from proof.pobox.com ([207.106.133.28]:17569 "EHLO proof.pobox.com") by vger.kernel.org with ESMTP id S932582AbWCOFlh (ORCPT ); Wed, 15 Mar 2006 00:41:37 -0500 Date: Tue, 14 Mar 2006 23:44:16 -0600 From: Nathan Lynch To: Ashok Raj Cc: Andrew Morton , olel@ans.pl, venkatesh.pallipadi@intel.com, linux-kernel@vger.kernel.org, suresh.b.siddha@intel.com, rajesh.shah@intel.com, ak@muc.de Subject: Re: More than 8 CPUs detected and CONFIG_X86_PC cannot handle it on 2.6.16-rc6 Message-ID: <20060315054416.GF3205@localhost.localdomain> References: <20060312032523.109361c1.akpm@osdl.org> <20060312073524.A9213@unix-os.sc.intel.com> <20060312143053.530ef6c9.akpm@osdl.org> <20060313113615.A24797@unix-os.sc.intel.com> <20060313115155.24dfb6f3.akpm@osdl.org> <20060313120552.A25020@unix-os.sc.intel.com> <20060313142223.7ac20a65.akpm@osdl.org> <20060313150435.A26689@unix-os.sc.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060313150435.A26689@unix-os.sc.intel.com> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 800 Lines: 22 Ashok Raj wrote: > On Mon, Mar 13, 2006 at 02:22:23PM -0800, Andrew Morton wrote: > > > > And does it affect pretend-x86-hotplug, or is it only affecting real hotplug? > > > its no more pretend-x86, in the past we used to put the cpu in idle(), > now we do put the cpu in halt and bring back by another startup ipi, just like > boot sequence, both for x86 and x86_64. That's actually broken since 2.6.14 (at least on my P3 box); please see: Subject: i386 cpu hotplug bug - instant reboot when onlining secondary http://lkml.org/lkml/2006/2/19/186 - 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/