fx_tmp 4149 arch/x86/kvm/emulate.c struct fxregs_state fx_tmp; fx_tmp 4152 arch/x86/kvm/emulate.c rc = asm_safe("fxsave %[fx]", , [fx] "+m"(fx_tmp)); fx_tmp 4153 arch/x86/kvm/emulate.c memcpy((void *)fx_state + used_size, (void *)&fx_tmp + used_size,