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

To: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Subject: [Xen-devel] RE: xl fails to work with some command
From: "Zhang, Yang Z" <yang.z.zhang@xxxxxxxxx>
Date: Mon, 23 Aug 2010 21:32:29 +0800
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Cc: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: xl fails to work with some command
> -----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?

best regards

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