itimer_get_remtime(9)

🎀 NAME 🎀

okay bestie, welcome to the itimer_get_remtime(9) page from the Kernel API Manual — this one is literally about getting the remaining time for the timer 💖

itimer_get_remtime — get remaining time for the timer ✨

✨ SYNOPSIS ✨

struct timespec64 itimer_get_remtime (struct hrtimer *timer );

💅 ARGUMENTS 💅

• timer — the timer to read, bestie 🫶 that’s the one you’re checking, no cap.

🦋 DESCRIPTION 🦋

It returns the delta between the expiry time and now 🌸 and the way that works is: that delta can be less than zero, or 1usec for an pending expired timer. periodt 💀

lowkey important detail: less than zero is a whole valid vibe here, and 1usec is specifically called out for an pending expired timer 👑

🌈 SEE ALSO 🌈

• Kernel file ./kernel/time/itimer.c and alarm_setitimer(9) — go read those too, iykyk 🔥

mwah 💋 cute lil sign-off: this page lives under ./kernel/time, dated October 2026, and it’s literally the itimer_get_remtime(9) page from the Kernel API Manual. bye bestie 🫶🎀