Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755866AbYK2KTR (ORCPT ); Sat, 29 Nov 2008 05:19:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751146AbYK2KS6 (ORCPT ); Sat, 29 Nov 2008 05:18:58 -0500 Received: from out1.smtp.messagingengine.com ([66.111.4.25]:54364 "EHLO out1.smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751103AbYK2KS5 (ORCPT ); Sat, 29 Nov 2008 05:18:57 -0500 X-Sasl-enc: e+OFJzL8YfyXWSVMT2+OMXjUAgZL1Rs0UNKpy1PyUwBl 1227953935 Date: Sat, 29 Nov 2008 10:18:49 +0000 From: James Le Cuirot To: Max Krasnyansky Cc: "Rafael J. Wysocki" , suspend-devel@lists.sourceforge.net, LKML , pm list , netdev@vger.kernel.org Subject: Re: [Suspend-devel] TAP (and TUN?) devices not working after resume Message-ID: <20081129101849.277ba756@symphony> In-Reply-To: <48894D88.9010104@qualcomm.com> References: <20080714154720.791f6640@symphony> <200807141812.45264.rjw@sisk.pl> <48894D88.9010104@qualcomm.com> X-Mailer: Claws Mail 3.5.0 (GTK+ 2.14.3; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1477 Lines: 37 On Thu, 24 Jul 2008 20:50:32 -0700 Max Krasnyansky wrote: > > On Monday, 14 of July 2008, James Le Cuirot wrote: > >> > >> Hi, > >> > >> uswsusp works great on my machine except for one thing. I use a TAP > >> device for QEMU and after resuming from suspend, it doesn't work > >> anymore until I delete it and recreate it. This is rather annoying > >> because if I have QEMU open, it means I have to close it before > >> recreating the interface and then boot Windows up again. I use > >> OpenVPN to create/delete the interface but I think that's all it > >> does. The rest is done by the kernel. So I'm guessing something's > >> up with the TUN/TAP driver or uswsusp itself. I'm using version > >> 0.8. Sorry if this has already been fixed. > > I bet it's flow control related. I've fixed a bug in flow control > handling for persistent devices recently. > btw Does it still happen with >= 2.6.26 ? > > I'll play with some test code on my laptop and see if I can reproduce > this issue. > > Max Sorry about the crazy delay here, I didn't need to use QEMU for ages and I don't like firing up Windows unless I have too. :D I'm not sure about 2.6.26 but this appears to be fixed in 2.6.27. Thanks, James -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/