KVM: SVM: Emulate read/write access to cr8
This patch adds code to emulate the access to the cr8 register to the x86 instruction emulator in kvm. This is needed on svm, where there is no hardware decode for control register access. Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com> Signed-off-by: NMarkus Rechberger <markus.rechberger@amd.com> Signed-off-by: NAvi Kivity <avi@qumranet.com>
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