hrtimer_start_range_ns_user
if (!hrtimer_start_range_ns_user(&ctx->t.tmr, exp, 0, mode))
extern bool hrtimer_start_range_ns_user(struct hrtimer *timer, ktime_t tim,
return hrtimer_start_range_ns_user(timer, soft, delta, mode);
if (!hrtimer_start_range_ns_user(&alarm->timer, expires, 0, HRTIMER_MODE_ABS)) {
EXPORT_SYMBOL_GPL(hrtimer_start_range_ns_user);