Re: [PATCH V3 2/2] target/i386/kvm: Add Hyper-V direct tlb flush support

2019-10-23 Thread Paolo Bonzini
On 22/10/19 22:14, Roman Kagan wrote: > On Tue, Oct 22, 2019 at 07:04:11PM +0200, Paolo Bonzini wrote: >> On 16/10/19 15:07, lantianyu1...@gmail.com wrote: > > Somehow this patch never got through to me so I'll reply here. > >>> From: Tianyu Lan >>> >>> Hyper-V direct tlb flush targets KVM on Hy

Re: [PATCH V3 2/2] target/i386/kvm: Add Hyper-V direct tlb flush support

2019-10-22 Thread Roman Kagan
On Tue, Oct 22, 2019 at 07:04:11PM +0200, Paolo Bonzini wrote: > On 16/10/19 15:07, lantianyu1...@gmail.com wrote: Somehow this patch never got through to me so I'll reply here. > > From: Tianyu Lan > > > > Hyper-V direct tlb flush targets KVM on Hyper-V guest. > > Enable direct TLB flush for i

Re: [PATCH V3 2/2] target/i386/kvm: Add Hyper-V direct tlb flush support

2019-10-22 Thread Paolo Bonzini
On 16/10/19 15:07, lantianyu1...@gmail.com wrote: > From: Tianyu Lan > > Hyper-V direct tlb flush targets KVM on Hyper-V guest. > Enable direct TLB flush for its guests meaning that TLB > flush hypercalls are handled by Level 0 hypervisor (Hyper-V) > bypassing KVM in Level 1. Due to the different