fxregs 102 arch/x86/kernel/fpu/init.c static struct fxregs_state fxregs __initdata; fxregs 104 arch/x86/kernel/fpu/init.c asm volatile("fxsave %0" : "+m" (fxregs)); fxregs 106 arch/x86/kernel/fpu/init.c mask = fxregs.mxcsr_mask;