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Re: [Xen-devel] [PATCH] arm64: xen: Implement EFI reset_system callback
- To: Matt Fleming <matt@xxxxxxxxxxxxxxxxxxx>
- From: Daniel Kiper <daniel.kiper@xxxxxxxxxx>
- Date: Wed, 19 Apr 2017 21:29:06 +0200
- Cc: Mark Rutland <mark.rutland@xxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, sstabellini@xxxxxxxxxx, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxx, Julien Grall <julien.grall@xxxxxxx>, linux-efi@xxxxxxxxxxxxxxx, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
- Delivery-date: Wed, 19 Apr 2017 19:30:34 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Tue, Apr 18, 2017 at 02:46:50PM +0100, Matt Fleming wrote:
> 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.
Why?
> I'd much prefer to see Mark's idea implemented.
If you wish I do not object.
Daniel
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