timekeeping_valid_for_hres(9)

✨ NAME ✨

timekeeping_valid_for_hres — the little vibe check that tells you if timekeeping is suitable for hres 💅

Like yes bestie, it's literally a yes/no situation and it's giving "am I hres-ready or not" energy.

🦋 SYNOPSIS 🦋

int timekeeping_valid_for_hres (void );

🌸 ARGUMENTS 🌸

• void — no arguments, none, zero, nada 🫶 she takes nothing and she still shows up. iconic.

🔥 SEE ALSO 🔥

Ok so the whole squad lives in the kernel file ./kernel/time/timekeeping.c and honestly the friend group is huge, so buckle up 🎀 no cap, every single one of these is part of the lore:

• struct tk_fast(9)
• tk_setup_internals(9)
• update_fast_timekeeper(9)
• ktime_get_mono_fast_ns(9)
• ktime_get_raw_fast_ns(9)
• ktime_get_boot_fast_ns(9)
• ktime_get_tai_fast_ns(9)
• ktime_get_real_fast_ns(9)
• halt_fast_timekeeper(9)
• pvclock_gtod_register_notifier(9)
• pvclock_gtod_unregister_notifier(9)
• timekeeping_forward_now(9)
• ktime_get_real_ts64(9)
• ktime_mono_to_any(9)
• ktime_get_raw(9)
• ktime_get_ts64(9)
• ktime_get_seconds(9)
• ktime_get_real_seconds(9)
• __ktime_get_real_seconds(9)
• ktime_get_snapshot_id(9)
• adjust_historical_crosststamp(9)
• ktime_real_to_base_clock(9)
• get_device_system_crosststamp(9)
• timekeeping_clocksource_has_base(9)
• do_settimeofday64(9)
• __timekeeping_inject_offset(9)
• timekeeping_notify(9)
• ktime_get_raw_ts64(9)
• timekeeping_max_deferment(9)
• read_persistent_clock64(9)
• read_persistent_wall_and_boot_offset(9)
• __timekeeping_inject_sleeptime(9)
• timekeeping_inject_sleeptime64(9)
• timekeeping_resume(9)
• update_wall_time(9)
• getboottime64(9)
• ktime_get_coarse_real_ts64_mg(9)
• ktime_get_real_ts64_mg(9)
• ktime_get_update_offsets_now(9)
• random_get_entropy_fallback(9)
• do_adjtimex(9)
• hardpps(9)
• ktime_get_aux(9)
• ktime_get_aux_ts64(9)

go read those if you want the full story, bestie — this page is just the doorway 🚪✨

k that's the whole page, mwah 💖 this came from the ./kernel/time corner of the universe, dated October 2026, and it's part of the Kernel API Manual — catch you on the next page, love u, bye 🎀🌈