From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261872AbTJJTHS (ORCPT ); Fri, 10 Oct 2003 15:07:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262279AbTJJTHS (ORCPT ); Fri, 10 Oct 2003 15:07:18 -0400 Received: from hockin.org ([66.35.79.110]:43275 "EHLO www.hockin.org") by vger.kernel.org with ESMTP id S261872AbTJJTHP (ORCPT ); Fri, 10 Oct 2003 15:07:15 -0400 Date: Fri, 10 Oct 2003 11:56:09 -0700 From: Tim Hockin To: William Lee Irwin III Cc: Linux Kernel mailing list Subject: Re: 2.7 thoughts Message-ID: <20031010185609.GA4875@hockin.org> References: <20031009115809.GE8370@vega.digitel2002.hu> <20031009165723.43ae9cb5.skraw@ithnet.com> <3F864F82.4050509@longlandclan.hopto.org> <20031010125137.4080a13b.skraw@ithnet.com> <3F86BD0E.4060607@longlandclan.hopto.org> <20031010143529.GT5112@vega.digitel2002.hu> <20031010144723.GC727@holomorphy.com> <20031010180320.GA1995@hockin.org> <20031010182909.GG727@holomorphy.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20031010182909.GG727@holomorphy.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 10, 2003 at 11:29:09AM -0700, William Lee Irwin III wrote: > I think there is some generalized cpu hotplug stuff that's gone in that > direction already, though I don't know any details. The bits about non- > cooperative offlining were very interesting to hear, though. I spoke with Rusty about it at OLS. I haven't tracked the hotplug CPU projects. I think that TASK_UNRUNNABLE is the sane way to handle said edge case, but at the time Rusty was leaning towards SIGPOWER. -- Notice that as computers are becoming easier and easier to use, suddenly there's a big market for "Dummies" books. Cause and effect, or merely an ironic juxtaposition of unrelated facts?