summaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/lapic.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 6f4ce2575d09..d29da25ea525 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -13,6 +13,11 @@ struct kvm_lapic {
u32 divide_count;
struct kvm_vcpu *vcpu;
bool irr_pending;
+ /**
+ * APIC register page. The layout matches the register layout seen by
+ * the guest 1:1, because it is accessed by the vmx microcode.
+ * Note: Only one register, the TPR, is used by the microcode.
+ */
void *regs;
gpa_t vapic_addr;
struct page *vapic_page;