Vitaly Kuznetsov writes:
> Roman Kagan writes:
>
>> On Fri, Dec 08, 2017 at 11:50:00AM +0100, Vitaly Kuznetsov wrote:
>>> When we run nested KVM on Hyper-V guests we need to update masterclocks for
>>> all guests when L1 migrates to a host with
Roman Kagan writes:
> On Fri, Dec 08, 2017 at 11:50:00AM +0100, Vitaly Kuznetsov wrote:
>> When we run nested KVM on Hyper-V guests we need to update masterclocks for
>> all guests when L1 migrates to a host with different TSC frequency.
>> Implement the procedure in the
On Fri, Dec 08, 2017 at 11:50:00AM +0100, Vitaly Kuznetsov wrote:
> When we run nested KVM on Hyper-V guests we need to update masterclocks for
> all guests when L1 migrates to a host with different TSC frequency.
> Implement the procedure in the following way:
> - Pause all guests.
> - Tell our
When we run nested KVM on Hyper-V guests we need to update masterclocks for
all guests when L1 migrates to a host with different TSC frequency.
Implement the procedure in the following way:
- Pause all guests.
- Tell our host (Hyper-V) to stop emulating TSC accesses.
- Update our gtod copy,