Re: [Xen-devel] [PATCH v3 01/13] x86/time.c: Use correct guest TSC frequency in tsc_set_info()

[Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>]

On 12/30/2015 10:03 PM, Haozhong Zhang wrote:
> When TSC_MODE_PVRDTSCP is used for a HVM container and TSC scaling is
> available, use the non-zero value of argument gtsc_khz of tsc_set_info()
> as the guest TSC frequency rather than using the host TSC
> frequency. Otherwise, TSC scaling will not be able get the correct ratio
> between the host and guest TSC frequencies.
>
> Signed-off-by: Haozhong Zhang <haozhong.zhang@xxxxxxxxx>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>


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