From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261798AbTDQPuy (ORCPT ); Thu, 17 Apr 2003 11:50:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261804AbTDQPux (ORCPT ); Thu, 17 Apr 2003 11:50:53 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:16327 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S261798AbTDQPuw (ORCPT ); Thu, 17 Apr 2003 11:50:52 -0400 Subject: Re: Subtle semantic issue with sleep callbacks in drivers From: Alan Cox To: John Bradford Cc: Patrick Mochel , Grover Andrew , Benjamin Herrenschmidt , Linux Kernel Mailing List In-Reply-To: <200304171459.h3HExMBa000217@81-2-122-30.bradfords.org.uk> References: <200304171459.h3HExMBa000217@81-2-122-30.bradfords.org.uk> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Message-Id: <1050591871.31390.79.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 17 Apr 2003 16:04:32 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Iau, 2003-04-17 at 15:59, John Bradford wrote: > The machines are never accessed except over the LAN in normal use, but > it's quite possible that you'd want to suspend the whole cluster > overnight, for example, or at least some nodes which were not in use, > and you wouldn't care about the VGA card being restored. Fine,. set the "dont post" flag, set the callback to a null function