Re: [Xen-devel] RFC: Still TODO for 4.2?

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Mon, 16 Jan 2012, Jan Beulich wrote:
> >>> On 16.01.12 at 14:39, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> > On Wed, 2012-01-04 at 16:55 +0000, Jan Beulich wrote:
> >> >>> On 04.01.12 at 17:29, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> >> > What are the outstanding things to do before we think we can start on
> >> > the 4.2 -rc's? Does anyone have a timetable in mind?
> >> > 
> >> > hypervisor:
> >> > 
> >> >       * ??? - Keir, Tim, Jan?
> >> 
> >> Apart from a few small things that I have on my todo list, the only
> >> bigger one (at least from an possible impact perspective) is the
> >> round-up of the closing of the security hole in MSI-X passthrough
> >> (uniformly - i.e. even for Dom0 - disallowing write access to MSI-X
> >> table pages), which I intended to do only once the upstream qemu
> >> patch series also incorporates the respective recent qemu-xen
> >> change.
> > 
> > It sounds like this issue is a blocker for the release, whereas the
> > upstream qemu support for pci passthrough is not necessarily. Has your
> > precondition for inclusion been met yet or do we need to prod someone?
> 
> I didn't see updated upstream qemu patches since this was discussed
> on irc - Anthony, do you have a rough time line?
 
We had long discussions on qemu-devel and on #qemu, I think we have a
plan now and I am currently prototyping a different approach to solve
the issue. The new approach requires libxl support, so I would still
like to put upstream qemu save/restore in the roadmap, at least for the
libxl side.

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