Re: [Xen-users] XenKernelFeatures wiki page added

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Apr 08, 2010 at 04:59:54PM +0200, Matej Zary wrote:
> From http://wiki.debian.org/Xen:
> 
> The default Lenny kernel is the newer paravirt_ops version (2.6.26), which 
> does not function as a dom0 (except for the -xen variants, which have dom0 
> support but also some issues running as domU (please clarify?). It will also 
> not support PCI passthrough in a domU. For PCI passthrough, you have to run 
> the 2.6.18 etch kernel as both dom0 and domU.
> 

The default Lenny 2.6.26-2 kernel uses pvops, and doesn't support dom0 or 
pci-passthrough.

Lenny's 2.6.26-2-xen is based on early version Novell/OpenSuse forward-ported 
Xenlinux patches,
so it's NOT based on pvops, and it has dom0 support, and also pci-passthrough 
support (afaik).

-- Pasi

> 
> 
> So it seems like it's the Etch Xen kernel - I was never able to do PCI 
> passthru on stock Lenny Xen kernel, so now I know at least why. :)
> 
> 
> Regards
> 
> Matej
> 
> -----Original Message-----
> From: Pasi Kärkkäinen [mailto:pasik@xxxxxx] 
> Sent: Thursday, April 08, 2010 4:23 PM
> To: Matej Zary
> Cc: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] XenKernelFeatures wiki page added
> 
> On Wed, Apr 07, 2010 at 11:31:31PM +0200, Matej Zary wrote:
> > Hi Pasi,
> > 
> > 
> > great work, wish this was availabe when I started with Xen - it would save 
> > me a lot of headache. :)
> > 
> > But to stay on topic - are you sure regarding the Debian Etch Linux 
> > 2.6.18-6-xen (Xenlinux) and Debian Lenny Linux 2.6.26-2-xen (Xenlinux) 
> > pciback and pcifront capatibilities? IIRC, Debian Lenny is the less capable 
> > one, not the Etch. (I might be worng thought) :)
> > 
> 
> Good catch. I think etch has pciback/front. I just updated the wiki.
> Someone please let me know if it's not like that :)
> 
> -- Pasi
> 
> > Regards
> > 
> > Matej
> > 
> > -----Original Message-----
> > From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx 
> > [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Pasi Kärkkäinen
> > Sent: Wednesday, April 07, 2010 11:18 PM
> > To: xen-devel@xxxxxxxxxxxxxxxxxxx
> > Cc: xen-users@xxxxxxxxxxxxxxxxxxx
> > Subject: [Xen-users] XenKernelFeatures wiki page added
> > 
> > Hello,
> > 
> > I just wrote this:
> > http://wiki.xensource.com/xenwiki/XenKernelFeatures
> > 
> > The plan is to have a list of features available in different Xen enabled 
> > kernels.
> > 
> > Please review the page/tables and let me know if you find something wrong,
> > or something that is missing.
> > 
> > Thanks!
> > 
> > -- Pasi
> > 
> > 
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> > 
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> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users

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