On Fri, Jun 05, 2009 at 08:32:21AM +0100, Andrew Lyon wrote:
> On Thu, Jun 4, 2009 at 4:45 PM, Keir Fraser <keir.fraser@xxxxxxxxxxxxx> wrote:
> > Folks,
> >
> > With 3.4 out the door it is time to revisit the state of our Linux
> > repositories. Currently we have a number of trees in various states of
> > maintenance:
> > - linux-2.6.18-xen.hg: the 'original' tree. Still maintained, used and
> > tested but increasingly long in the tooth.
> > - ext/linux-2.6.27-xen.hg: a snapshot of opensuse's kernel port. This
> > clones tree is not maintained or tested.
> > - XCI/linux-2.6.27.git: a forward port of the Xen patches to 2.6.27.
> > Maintained as part of XCI project.
> > - Jeremy's pv_ops patches against kernel.org: maintained, (somewhat)
> > tested, but incomplete.
> >
> > It is probably time to kill the 2.6.18 tree, or at least stop active
> > development within it. It is increasingly a kludged collection of backports
> > of more recent kernel patches, and is also missing a lot of drivers for more
> > modern hardware.
> >
> > Our proposal is to move XCI's linux-2.6.27 tree out of the XCI subproject
> > and make it the main user tree. Development and automated testing would
> > occur on that tree and of course on Jeremy's pv_ops patchset (which we want
> > to completely move onto at some point in the future).
> >
> > What do people think of this as a plan?
> >
> > -- Keir
>
> I think 2.6.27 is already out of date and you should start with 2.6.29
> using my rebased patches, people have been using them since I did
> 2.6.25 and 2.6.29 is the most stable one yet, as Boris said in another
> thread the xenbits 2.6.27 tree does not shutdown cleanly but 2.6.29
> does, I'm sure that could be fixed but right now I dont know of any
> issues with 2.6.29 at all, so why not make the jump to the current
> stable kernel :).
>
> XCI should update to 2.6.29 as well.
>
Just to clear it up, Keir proposed to use the XCI 2.6.27-git tree as a
starting point, not the unmaintained and buggy 2.6.27-xen.
But anyway, I think the best option would be to start with Andrew's patches
for 2.6.29.
> I use pci passthrough with a pci express usb2 card, I also use scsi
> passthrough with a ultrium tape drive, usually running several windows
> hvm's and a couple of 2.6.29 pv domU's as well, no problems.
>
That's good.
-- Pasi
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