Re: [Xen-devel] [PATCH v2 4/4] xen/x86: Allow stubdom access to irq created for msi.

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 17.01.19 at 09:57, <roger.pau@xxxxxxxxxx> wrote:
> While not against using physdevop if we agree that a new hypercall is
> the way to go, I would prefer a domctl because this hypercall would
> only be used by toolstack components, and thus doesn't need to be
> added to the public stable ABI available to all guests, even if the
> functionality is actually limited to stubdomains.

But a new sub-op doesn't need to be part of the stable ABI.
See how e.g. various of the memory sub-ops are restricted to
be used by the tool stack, and hence not required to remain
unchanged.

Jan



_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel