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SubjectRE: [PATCH v15 6/9] arm64/kvm: Add hypercall service for kvm ptp.
Date
Hi Marc,

> -----Original Message-----
> From: Marc Zyngier <maz@kernel.org>
> Sent: Tuesday, November 24, 2020 5:07 PM
> To: Jianyong Wu <Jianyong.Wu@arm.com>
> Cc: netdev@vger.kernel.org; yangbo.lu@nxp.com; john.stultz@linaro.org;
> tglx@linutronix.de; pbonzini@redhat.com; sean.j.christopherson@intel.com;
> richardcochran@gmail.com; Mark Rutland <Mark.Rutland@arm.com>;
> will@kernel.org; Suzuki Poulose <Suzuki.Poulose@arm.com>; Andre
> Przywara <Andre.Przywara@arm.com>; Steven Price
> <Steven.Price@arm.com>; linux-kernel@vger.kernel.org; linux-arm-
> kernel@lists.infradead.org; kvmarm@lists.cs.columbia.edu;
> kvm@vger.kernel.org; Steve Capper <Steve.Capper@arm.com>; Justin He
> <Justin.He@arm.com>; nd <nd@arm.com>
> Subject: Re: [PATCH v15 6/9] arm64/kvm: Add hypercall service for kvm ptp.
>
> On 2020-11-24 05:20, Jianyong Wu wrote:
> > Hi Marc,
>
> [...]
>
> >> > +/* ptp_kvm counter type ID */
> >> > +#define ARM_PTP_VIRT_COUNTER 0
> >> > +#define ARM_PTP_PHY_COUNTER 1
> >> > +#define ARM_PTP_NONE_COUNTER 2
> >>
> >> The architecture definitely doesn't have this last counter.
> >
> > Yeah, this is just represent no counter data needed from guest.
> > Some annotation should be added here.
>
> I'd rather you remove it entirely, or explain why you really cannot do without
> a fake counter.

OK, I will remove it.

Thanks
Jianyong
>
> M.
> --
> Jazz is not dead. It just smells funny...

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