2247 static int timekeeping_validate_timex(const struct __kernel_timex *txc)  in timekeeping_validate_timex()  argument
2249 	if (txc->modes & ADJ_ADJTIME) {  in timekeeping_validate_timex()
2251 		if (!(txc->modes & ADJ_OFFSET_SINGLESHOT))  in timekeeping_validate_timex()
2253 		if (!(txc->modes & ADJ_OFFSET_READONLY) &&  in timekeeping_validate_timex()
2258 		if (txc->modes && !capable(CAP_SYS_TIME))  in timekeeping_validate_timex()
2264 		if (txc->modes & ADJ_TICK &&  in timekeeping_validate_timex()
2265 		    (txc->tick <  900000/USER_HZ ||  in timekeeping_validate_timex()
2266 		     txc->tick > 1100000/USER_HZ))  in timekeeping_validate_timex()
2270 	if (txc->modes & ADJ_SETOFFSET) {  in timekeeping_validate_timex()
2283 		if (txc->time.tv_usec < 0)  in timekeeping_validate_timex()
2286 		if (txc->modes & ADJ_NANO) {  in timekeeping_validate_timex()
2287 			if (txc->time.tv_usec >= NSEC_PER_SEC)  in timekeeping_validate_timex()
2290 			if (txc->time.tv_usec >= USEC_PER_SEC)  in timekeeping_validate_timex()
2299 	if ((txc->modes & ADJ_FREQUENCY) && (BITS_PER_LONG == 64)) {  in timekeeping_validate_timex()
2300 		if (LLONG_MIN / PPM_SCALE > txc->freq)  in timekeeping_validate_timex()
2302 		if (LLONG_MAX / PPM_SCALE < txc->freq)  in timekeeping_validate_timex()
2313 int do_adjtimex(struct __kernel_timex *txc)  in do_adjtimex()  argument
2323 	ret = timekeeping_validate_timex(txc);  in do_adjtimex()
2327 	if (txc->modes & ADJ_SETOFFSET) {  in do_adjtimex()
2329 		delta.tv_sec  = txc->time.tv_sec;  in do_adjtimex()
2330 		delta.tv_nsec = txc->time.tv_usec;  in do_adjtimex()
2331 		if (!(txc->modes & ADJ_NANO))  in do_adjtimex()
2348 	ret = __do_adjtimex(txc, &ts, &tai, &ad);  in do_adjtimex()
2362 	if (txc->modes & (ADJ_FREQUENCY | ADJ_TICK))  in do_adjtimex()