Re: [PATCH 7/7] KVM: SVM: hyper-v: Direct Virtual Flush support

2021-04-08 Thread Vitaly Kuznetsov
Vineeth Pillai writes: > From Hyper-V TLFS: > "The hypervisor exposes hypercalls (HvFlushVirtualAddressSpace, > HvFlushVirtualAddressSpaceEx, HvFlushVirtualAddressList, and > HvFlushVirtualAddressListEx) that allow operating systems to more > efficiently manage the virtual TLB. The L1

[PATCH 7/7] KVM: SVM: hyper-v: Direct Virtual Flush support

2021-04-07 Thread Vineeth Pillai
>From Hyper-V TLFS: "The hypervisor exposes hypercalls (HvFlushVirtualAddressSpace, HvFlushVirtualAddressSpaceEx, HvFlushVirtualAddressList, and HvFlushVirtualAddressListEx) that allow operating systems to more efficiently manage the virtual TLB. The L1 hypervisor can choose to allow its