EFER_SCE
if (!(efer & EFER_SCE))
vcpu->arch.efer = EFER_SCE | EFER_LME | EFER_LMA | EFER_NX;
ignore_bits |= EFER_SCE;
ignore_bits &= ~(u64)EFER_SCE;
(vmx->vcpu.arch.efer & EFER_SCE);
u64 __read_mostly efer_reserved_bits = ~((u64)(EFER_SCE | EFER_LME | EFER_LMA));
static u64 __read_mostly efer_reserved_bits = ~((u64)EFER_SCE);