From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262867AbULRMR2 (ORCPT ); Sat, 18 Dec 2004 07:17:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262870AbULRMR2 (ORCPT ); Sat, 18 Dec 2004 07:17:28 -0500 Received: from static64-74.dsl-blr.eth.net ([61.11.64.74]:49925 "EHLO linmail.globaledgesoft.com") by vger.kernel.org with ESMTP id S262867AbULRMRU (ORCPT ); Sat, 18 Dec 2004 07:17:20 -0500 Message-ID: <41C41EA6.2040807@globaledgesoft.com> Date: Sat, 18 Dec 2004 17:42:22 +0530 From: krishna User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.2) Gecko/20040805 Netscape/7.2 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Skylar Thompson CC: Linux Kernel Subject: Re: What does a dead CPU means in CONFIG_HOTPLUG_CPU References: <41C3B5D2.70801@globaledgesoft.com> <41C4054D.10105@cs.earlham.edu> In-Reply-To: <41C4054D.10105@cs.earlham.edu> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Thank you very much Skylar Thompson wrote: > krishna wrote: > >> Hi all, >> >> Can any one tell what is a "dead CPU" in CONFIG_HOTPLUG_CPU . > > > It's a CPU that needs to be swapped out while the system is still > running. Some high-end systems (Sun SPARCs and IBM POWERs come to > mind) don't require a system shutdown to replace a bad CPU. >