Re: [Xen-devel] [PATCH 2/5] libxl/PCI: establish per-device reserved memory policy earlier

[Wei Liu <wl@xxxxxxx>]

On Tue, Feb 18, 2020 at 04:46:44PM +0100, Jan Beulich wrote:
> Reserved device memory region processing as well as E820 table creation
> happen earlier than the adding of (PCI) devices, yet they consume the
> policy (e.g. to decide whether to add entries to the E820 table). But so
> far it was only at the stage of PCI device addition that the final
> policy was established (i.e. if not explicitly specified by the guest
> config file).
> 
> Note that I couldn't find the domain ID to be available in
> libxl__domain_device_construct_rdm(), but observing that
> libxl__device_pci_setdefault() also doesn't use it, for the time being
> DOMID_INVALID gets passed. An obvious alternative would be to drop the
> unused parameter/argument, yet at that time the question would be
> whether to also drop other unused ones.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Wei Liu <wl@xxxxxxx>

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