Re: [Xen-devel] [PATCH v2 2/2] xen: implement VCPUOP_register_runstate_phys_memory_area

[Julien Grall <julien.grall@xxxxxxx>]

On 14/05/2019 11:08, Andrii Anisov wrote:
> Hello Julien,
>
> On 14.05.19 12:58, Julien Grall wrote:
> > > I guess we should agree what to implement first.
> > I think there are an agreement that the two methods should not be used together.
> For a domain or for a particular VCPU?
> How should we response on the request to register paddr when we already have 
> registered vaddr and vice versa?
From the discussion with Jan, you would tear down the previous solution and then
register the new version. So this allows cases like a bootloader and a kernel 
using different version of the interface.
Cheers,

--
Julien Grall

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