Re: [Xen-devel] RE: xl fails to work with some command

[Gianni Tedesco <gianni.tedesco@xxxxxxxxxx>]

On Mon, 2010-08-23 at 14:32 +0100, Zhang, Yang Z wrote:
> > -----Original Message-----
> > From: Stefano Stabellini [mailto:stefano.stabellini@xxxxxxxxxxxxx]
> > Sent: Monday, August 23, 2010 6:13 PM
> > To: Zhang, Yang Z
> > Cc: Ian Campbell; xen-devel@xxxxxxxxxxxxxxxxxxx; Stefano Stabellini
> > Subject: RE: xl fails to work with some command
> > 
> > On Mon, 23 Aug 2010, Zhang, Yang Z wrote:
> > > 3.        xenu cannot work with xl. When boot xenu, guest will wait at 
> > > XENBUS:
> > waiting for devices to initializes. And all the xenu cases fail
> > >
> > 
> > I guess xenu is a linux pv guest in this context.
> > I test this use case faily often so I am surprised you found bugs;
> > it should work AFAIK.
> I have double check this case with xl and xm. For xm, it work well. But for 
> xl, it still show XENBUS:
> waiting for devices to initializes.
> 
> > > 5.        All windows UP guest cannot start. It always will crash. And 
> > > all the
> > windows UP cases fail.
> > >
> > 
> > I don't know about Windows gusts but I test Linux PV on HVM guests
> > every day and they work fine.
> Maybe you can have a try with windows UP guest.
> 
> > 
> > > 6.  vcpu-set is not supported by xl. So some RAS case which use xl 
> > > vcpu-set
> > to set guest's cpu set will fails. case "vcpu_hot_add_64_g32e" fails.
> > >
> > 
> > actually vcpu-set is supported by xl, have you found any bugs using
> it?
> For pv guest, it work well. But for HVM guest, xl miss some function
> about cpu hotplug which was added recently.
> 
> xl seems only support FLR and didn't support Second Bus Reset and
> D0/D3. Will you add them in xl?

It's on my list of things to do but a lot of other work needs doing with
the PCI code first.


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