timer_list: Use ktime_t over nanoseconds

hrtimers use ktime_t in their implementation and API.
The timer list performs a lot of unnecessary conversion to nanoseconds
which make the code harder to read and are also wrong in case the values
ever become negative.

Remove the conversions.

Signed-off-by: Thomas Weißschuh (Schneider Electric) <thomas.weissschuh@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Link: https://patch.msgid.link/20260803-auxclock-nanosleep-prep-v2-5-910cbd485390@linutronix.de
This commit is contained in:
Thomas Weißschuh (Schneider Electric) 2026-08-03 12:04:36 +02:00 • committed by Thomas Gleixner
commit 859b069ec5