EFER_FFXSR       1363 arch/x86/kvm/svm.c 		kvm_enable_efer_bits(EFER_FFXSR);
EFER_FFXSR       1433 arch/x86/kvm/x86.c 	if (efer & EFER_FFXSR && !guest_cpuid_has(vcpu, X86_FEATURE_FXSR_OPT))