[PATCH] arm64: xen: Implement EFI reset_system callback

[Matt Fleming]

On Thu, 06 Apr, at 04:55:11PM, Mark Rutland wrote:
> 
> Please, let's keep the Xen knowledge constrained to the Xen EFI wrapper,
> rather than spreading it further.
> 
> IMO, given reset_system is a *mandatory* function, the Xen wrapper
> should provide an implementation.
> 
> I don't see why you can't implement a wrapper that calls the usual Xen
> poweroff/reset functions.

I realise I'm making a sweeping generalisation, but adding
EFI_PARAVIRT is almost always the wrong thing to do.

I'd much prefer to see Mark's idea implemented.