Vitaly Kuznetsov writes:
> Wanpeng Li writes:
>
>> Hi Vitaly, (fix my reply mess this time)
>> On Sat, 23 Jun 2018 at 01:09, Vitaly Kuznetsov wrote:
>>>
>>> When reviewing my "x86/hyper-v: use cheaper HVCALL_FLUSH_VIRTUAL_ADDRESS_
>>> {LIST,SPACE} hypercalls when possible" patch Michael suggest
On Wed, 27 Jun 2018 at 17:25, Vitaly Kuznetsov wrote:
>
> Wanpeng Li writes:
>
> > Hi Vitaly, (fix my reply mess this time)
> > On Sat, 23 Jun 2018 at 01:09, Vitaly Kuznetsov wrote:
> >>
> >> When reviewing my "x86/hyper-v: use cheaper HVCALL_FLUSH_VIRTUAL_ADDRESS_
> >> {LIST,SPACE} hypercalls w
Wanpeng Li writes:
> Hi Vitaly, (fix my reply mess this time)
> On Sat, 23 Jun 2018 at 01:09, Vitaly Kuznetsov wrote:
>>
>> When reviewing my "x86/hyper-v: use cheaper HVCALL_FLUSH_VIRTUAL_ADDRESS_
>> {LIST,SPACE} hypercalls when possible" patch Michael suggested to apply the
>> same idea to PV
Wanpeng Li writes:
> Hi Vitaly, (fix my reply mess this time)
> On Sat, 23 Jun 2018 at 01:09, Vitaly Kuznetsov wrote:
>>
>> When reviewing my "x86/hyper-v: use cheaper HVCALL_FLUSH_VIRTUAL_ADDRESS_
>> {LIST,SPACE} hypercalls when possible" patch Michael suggested to apply the
>> same idea to PV
Hi Vitaly, (fix my reply mess this time)
On Sat, 23 Jun 2018 at 01:09, Vitaly Kuznetsov wrote:
>
> When reviewing my "x86/hyper-v: use cheaper HVCALL_FLUSH_VIRTUAL_ADDRESS_
> {LIST,SPACE} hypercalls when possible" patch Michael suggested to apply the
> same idea to PV IPIs. Here we go!
>
> Despite
When reviewing my "x86/hyper-v: use cheaper HVCALL_FLUSH_VIRTUAL_ADDRESS_
{LIST,SPACE} hypercalls when possible" patch Michael suggested to apply the
same idea to PV IPIs. Here we go!
Despite what Hyper-V TLFS says about HVCALL_SEND_IPI hypercall, it can
actually be 'fast' (passing parameters thro