Subject: Re: [PATCH v6 10/10] arm64: Retrieve stolen time as paravirtualized guest

From: Marc Zyngier <[email-masked]>
Date: Mon, 21 Oct 2019 08:55:50 +0100

On 2019-10-21 06:01, Jürgen Groß wrote:
> On 19.10.19 22:28, Marc Zyngier wrote:

>> How about something like pv_time_init() instead? In the guest, this 
>> is
>> no way KVM specific, and I still hope for this to work on things 
>> like
>> Xen/HyperV/VMware (yeah, I'm foolishly optimistic). All the 
>> references
>> to KVM should go, and be replaced by something more generic (after
>> all, you're only implementing the spec, so feel free to call it
>> den0057_* if you really want).
>
> Xen guests already have the needed functionality. On ARM this just 
> needs
> to be hooked up.

Yes, Xen offers its own PV interface for that. But this code is about
implementing support for a cross hypervisor functionnality (which 
AFAICT
is not implemented by Xen).

         M.
-- 
Jazz is not dead. It just smells funny...

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