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KVM/Hyper-V/VMX: Add direct tlb flush support

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Hyper-V provides direct tlb flush function which helps
L1 Hypervisor to handle Hyper-V tlb flush request from
L2 guest. Add the function support for VMX.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Tianyu Lan <Tianyu.Lan@microsoft.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Vitaly Kuznetsov
2019-08-22 22:30:21 +08:00
committed by Paolo Bonzini
parent 344c6c8047
commit 6f6a657c99
4 changed files with 47 additions and 0 deletions
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arch/x86/include/asm/kvm_host.h
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@@ -844,6 +844,8 @@ struct kvm_hv {
/* How many vCPUs have VP index != vCPU index */
atomic_t num_mismatched_vp_indexes;
struct hv_partition_assist_pg *hv_pa_pg;
};
enum kvm_irqchip_mode {