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| author | Wanpeng Li <wanpeng.li@hotmail.com> | 2017-07-13 18:30:41 -0700 |
|---|---|---|
| committer | Radim Krčmář <rkrcmar@redhat.com> | 2017-07-14 14:26:16 +0200 |
| commit | adfe20fb48785dd73af3bf91407196eb5403c8cf (patch) | |
| tree | fb89b189418b350f609c08203f7b5b24f7f193ce /arch/x86/include/asm/kvm_host.h | |
| parent | 1261bfa326f5e903166498628a1894edce0caabc (diff) | |
| download | lwn-adfe20fb48785dd73af3bf91407196eb5403c8cf.tar.gz lwn-adfe20fb48785dd73af3bf91407196eb5403c8cf.zip | |
KVM: async_pf: Force a nested vmexit if the injected #PF is async_pf
Add an nested_apf field to vcpu->arch.exception to identify an async page
fault, and constructs the expected vm-exit information fields. Force a
nested VM exit from nested_vmx_check_exception() if the injected #PF is
async page fault.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_host.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 4f20ee6c79a1..5e9ac508f718 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -550,6 +550,7 @@ struct kvm_vcpu_arch { bool reinject; u8 nr; u32 error_code; + u8 nested_apf; } exception; struct kvm_queued_interrupt { @@ -651,6 +652,7 @@ struct kvm_vcpu_arch { u32 id; bool send_user_only; u32 host_apf_reason; + unsigned long nested_apf_token; } apf; /* OSVW MSRs (AMD only) */ |