From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263026AbTDRMRc (ORCPT ); Fri, 18 Apr 2003 08:17:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263027AbTDRMRb (ORCPT ); Fri, 18 Apr 2003 08:17:31 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:50636 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S263026AbTDRMRb (ORCPT ); Fri, 18 Apr 2003 08:17:31 -0400 Subject: Re: Subtle semantic issue with sleep callbacks in drivers From: Alan Cox To: Greg KH Cc: John Bradford , Jeff Garzik , Patrick Mochel , Grover Andrew , Benjamin Herrenschmidt , Linux Kernel Mailing List In-Reply-To: <20030418073754.GA2753@kroah.com> References: <20030417150926.GA25402@gtf.org> <200304171547.h3HFljoK000140@81-2-122-30.bradfords.org.uk> <20030418073754.GA2753@kroah.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1050665407.1218.8.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 18 Apr 2003 12:30:08 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Gwe, 2003-04-18 at 08:37, Greg KH wrote: > > Hmm, well what about with a PCI hotswap capable board - presumably > > then we could have the situation where a new VGA card appears that we > > _have_ to POST? > > PCI Hotplug does not support video cards for just this reason. Crap reason. You let the /sbin/hotplug helper use LRMI to post the card. The technology side is not that hard except for the problems with X sticking its nose in places it shouldnt and the PCI user space access from kernel being too weak for some stuff.