From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from casper.infradead.org ([85.118.1.10]:51477 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752139Ab1HHTi1 (ORCPT ); Mon, 8 Aug 2011 15:38:27 -0400 Message-ID: <4E403B0A.6090702@infradead.org> Date: Mon, 08 Aug 2011 16:37:46 -0300 From: Mauro Carvalho Chehab MIME-Version: 1.0 To: Sarah Sharp CC: Hans de Goede , Greg KH , linux-usb@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, libusb-devel@lists.sourceforge.net, Alexander Graf , Gerd Hoffmann , hector@marcansoft.com, Jan Kiszka , Stefan Hajnoczi , pbonzini@redhat.com, Anthony Liguori , Jes Sorensen , Alan Stern , Oliver Neukum , Felipe Balbi , Clemens Ladisch , Jaroslav Kysela , Takashi Iwai , Laurent Pinchart , Theodore Kilgore , Adam Baker Subject: Re: USB mini-summit at LinuxCon Vancouver References: <20110610002103.GA7169@xanatos> <4E3B1B7B.2040501@infradead.org> <20110804225603.GA2557@kroah.com> <4E3B9FB4.30709@redhat.com> <20110808175837.GA6398@xanatos> In-Reply-To: <20110808175837.GA6398@xanatos> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Hi Sarah, Em 08-08-2011 14:58, Sarah Sharp escreveu: > On Fri, Aug 05, 2011 at 09:45:56AM +0200, Hans de Goede wrote: >> Hi, >> >> On 08/05/2011 12:56 AM, Greg KH wrote: >>> On Thu, Aug 04, 2011 at 07:21:47PM -0300, Mauro Carvalho Chehab wrote: >> I think it is important to separate oranges from apples here, there are >> at least 3 different problem classes which all seem to have gotten thrown >> onto a pile here: >> >> 1) The reason Mauro suggested having some discussion on this at the >> USB summit is because of a discussion about dual mode cameras on the >> linux media list. > ... >> 3) Re-direction of usb devices to virtual machines. This works by using >> the userspace usbfs interface from qemu / vmware / virtualbox / whatever. >> The basics of this work fine, but it lacks proper locking / safeguards >> for when a vm takes over a usb device from the in kernel driver. > > Hi Hans and Mauro, > > We have do room in the schedule for the USB mini-summit for this > discussion, since the schedule is still pretty flexible. The > preliminary schedule is up here: > > http://userweb.kernel.org/~sarah/linuxcon-usb-minisummit.html > > I think it's best to discuss the VM redirection in the afternoon when > some of the KVM folks join us after Hans' talk on USB redirection over > the network. > > It sounds like we need a separate topic for the dual mode cameras and TV > tuners. Yes, I suspect so. This subject is pending for quite some time, and it would be good to have people think together around a solution for that. > Mauro, do you want to lead that discussion in the early morning > (in a 9:30 to 10:30 slot) or in the late afternoon (in a 15:30 to 16:30 > slot)? I want to be sure we have all the video/media developers who are > interested in this topic present, and I don't know if they will be going > to the KVM forum. >>From my side, both slots work ok. Hans, what would fit better for you? > Link PM was originally slated for the 10am slot, but since we're missing > several people for that discussion (Alan Stern, Andiry Xu, and any of > the Intel folks who did the Moorestown USB 2.0 LPM), I think it will be > more useful to have that discussion on-list or at another conference. > > Sarah Sharp Thanks! Mauro