Re: [PATCH v7 10/39] KVM: x86: hyper-v: Don't use sparse_set_to_vcpu_mask() in kvm_hv_send_ipi()

From: Vitaly Kuznetsov
Date: Wed Jun 22 2022 - 10:29:29 EST


Paolo Bonzini <pbonzini@xxxxxxxxxx> writes:

> On 6/21/22 15:17, Vitaly Kuznetsov wrote:
>>>
>>> Just to be clear, PV IPI does*not* support the VP_ID, right?
>> Hm, with Hyper-V PV IPI hypercall vCPUs are also addressed by their
>> VP_IDs, not by their APIC ids so similar to Hyper-V PV TLB flush we need
>> to convert the supplied set (either flat u64 bitmask of VP_IDs for
>> non-EX hypercall or a sparse set for -EX).
>>
>
> So this means the series needs a v8, right?
>

No, I was just trying to explaini what the patch is doing in the series,
it looks good to me (but I'm biased, of course).

--
Vitaly