Re: [Xen-devel] [PATCH] Improve the current FLR logic

[Yosuke Iwamatsu <y-iwamatsu@xxxxxxxxxxxxx>]

Cui, Dexuan wrote:
> Thanks for your comments! 
> 
> For case 2) or 4), I think we might as well force the domain config file 
> specifying all the related devices.

Specifying all the related devices means allowing the domain to use them
all, but there may be a case that people want to limit devices available
to guests.
(Suppose there is a device that has several functions without FLR and
the administrator wants to let the guest domain use only one function,
for example.)

> 
> xm_pci_list_assignable_devices() does access to sysfs and invoke hypercall 
> directly.
> With respect to xmlrpc, I'm trying to move most of the function to xend.
> 
> I think xm_pci_list_assignable_devices only considers iommu devices. Maybe we 
> can extend  it to non-iommu devices in future.
> 

Thank you,
-- Yosuke

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