Re: [Xen-devel] [PATCH 15/16] xen/vtd: prevent from assign the device with shared rmrr

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Sun, Sep 06, 2015 at 12:19:49PM +0800, Chen, Tiejun wrote:
[...]
> >>Tamas, do you actually mean to assign these to _different_
> >>>>guests, considering the log fragment above?)
> >>>>
> >>>>
> >>>No, I actually want to assign them to the same domain. The domain creation
> >>>fails with either of those devices specified for passthrough whether they
> >>>are to be attached to the same domain or not.
> >>>
> >>>
> >>Tamas, could you try this in your case?
> >>
> >
> >Took me a while to find the xl config option to set this flag (pci = [
> >'sbdf, rdm_policy=strict/relaxed' ]) but now it works as expected!
> >
> 
> I remember 'relaxed' is a default value so 'rdm_policy' can't be dropped
> here if you like this.
> 

For a specific PCI device, the default value is strict.

Wei.

> Thanks
> Tiejun

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