FXSR              457 arch/x86/kvm/cpuid.c 		F(FXSR) | F(XMM) | F(XMM2) | F(SELFSNOOP) |
FXSR              467 arch/x86/kvm/cpuid.c 		F(FXSR) | F(FXSR_OPT) | f_gbpages | f_rdtscp |
FXSR             4064 arch/x86/kvm/emulate.c 	if (!(edx & FFL(FXSR)))