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author | Avi Kivity <avi@redhat.com> | 2009-12-29 18:43:06 +0200 |
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committer | Marcelo Tosatti <mtosatti@redhat.com> | 2010-03-01 12:35:50 -0300 |
commit | e8467fda83cdc9de53972fee0cd2e6916cf66f41 (patch) | |
tree | 3a1644bf9b26f29eee74614f70e9d9a82c079ea9 /arch/x86/kvm/kvm_cache_regs.h | |
parent | 4d4ec0874583b127caac1d0f84033c8971b2fd2a (diff) | |
download | linux-e8467fda83cdc9de53972fee0cd2e6916cf66f41.tar.bz2 |
KVM: VMX: Allow the guest to own some cr0 bits
We will use this later to give the guest ownership of cr0.ts.
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/kvm_cache_regs.h')
-rw-r--r-- | arch/x86/kvm/kvm_cache_regs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/kvm_cache_regs.h b/arch/x86/kvm/kvm_cache_regs.h index f46859751b30..6b419a36cbd9 100644 --- a/arch/x86/kvm/kvm_cache_regs.h +++ b/arch/x86/kvm/kvm_cache_regs.h @@ -40,6 +40,8 @@ static inline u64 kvm_pdptr_read(struct kvm_vcpu *vcpu, int index) static inline ulong kvm_read_cr0_bits(struct kvm_vcpu *vcpu, ulong mask) { + if (mask & vcpu->arch.cr0_guest_owned_bits) + kvm_x86_ops->decache_cr0_guest_bits(vcpu); return vcpu->arch.cr0 & mask; } |