From 82725b20e22fb85377f61a16f6d0d5cfc28b45d3 Mon Sep 17 00:00:00 2001 From: "Dong, Eddie" Date: Mon, 30 Mar 2009 16:21:08 +0800 Subject: KVM: MMU: Emulate #PF error code of reserved bits violation Detect, indicate, and propagate page faults where reserved bits are set. Take care to handle the different paging modes, each of which has different sets of reserved bits. [avi: fix pte reserved bits for efer.nxe=0] Signed-off-by: Eddie Dong Signed-off-by: Avi Kivity --- arch/x86/include/asm/kvm_host.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/x86/include/asm/kvm_host.h') diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 8351c4d00ac..548b97d284d 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -261,6 +261,7 @@ struct kvm_mmu { union kvm_mmu_page_role base_role; u64 *pae_root; + u64 rsvd_bits_mask[2][4]; }; struct kvm_vcpu_arch { @@ -791,5 +792,6 @@ asmlinkage void kvm_handle_fault_on_reboot(void); #define KVM_ARCH_WANT_MMU_NOTIFIER int kvm_unmap_hva(struct kvm *kvm, unsigned long hva); int kvm_age_hva(struct kvm *kvm, unsigned long hva); +int cpuid_maxphyaddr(struct kvm_vcpu *vcpu); #endif /* _ASM_X86_KVM_HOST_H */ -- cgit v1.2.3