From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932656AbWFVVrP (ORCPT ); Thu, 22 Jun 2006 17:47:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932659AbWFVVrP (ORCPT ); Thu, 22 Jun 2006 17:47:15 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:25569 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S932656AbWFVVrO (ORCPT ); Thu, 22 Jun 2006 17:47:14 -0400 Date: Thu, 22 Jun 2006 23:46:01 +0200 From: Pavel Machek To: Jeremy Fitzhardinge Cc: "Randy.Dunlap" , KAMEZAWA Hiroyuki , clameter@sgi.com, ntl@pobox.com, akpm@osdl.org, linux-kernel@vger.kernel.org, ashok.raj@intel.com, ak@suse.de, nickpiggin@yahoo.com.au, mingo@elte.hu Subject: Re: [PATCH] stop on cpu lost Message-ID: <20060622214601.GB4462@elf.ucw.cz> References: <20060620125159.72b0de15.kamezawa.hiroyu@jp.fujitsu.com> <20060621225609.db34df34.akpm@osdl.org> <20060622150848.GL16029@localdomain> <20060622084513.4717835e.rdunlap@xenotime.net> <20060623010550.0e26a46e.kamezawa.hiroyu@jp.fujitsu.com> <20060622092422.256d6692.rdunlap@xenotime.net> <20060622182231.GC4193@elf.ucw.cz> <449AF500.7000106@goop.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <449AF500.7000106@goop.org> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Čt 22-06-06 12:52:32, Jeremy Fitzhardinge wrote: > Pavel Machek wrote: > >That's what I'd prefer... as swsusp uses cpu hotplug. > > Does it have to? I presume this has been considered before, but what if > the other CPUs were just idled for suspend rather than "removed"? Basically yes, it has to. Idling cpus is easy, but bringing cpus back up during resume is not, and we'd like to reuse cpu hotplug code. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html