powerpc/kernel/process.c

541 		unsigned long fpexc_mode = 0;
549 			fpexc_mode = current->thread.fpexc_mode;
560 		regs_set_return_msr(regs, regs->msr | new_msr | fpexc_mode);
2016 	 * fpexc_mode.  fpexc_mode is also used for setting FP exception
2034 			tsk->thread.fpexc_mode = val &
2050 	tsk->thread.fpexc_mode = __pack_fe01(val);
2053 						| tsk->thread.fpexc_mode);
2062 	if (tsk->thread.fpexc_mode & PR_FP_EXC_SW_ENABLE) {
2078 			val = tsk->thread.fpexc_mode;
2083 		val = __unpack_fe01(tsk->thread.fpexc_mode);