tick: Document protections for tick related data
authorThomas Gleixner <tglx@linutronix.de>
Tue, 17 Nov 2020 13:19:44 +0000 (14:19 +0100)
committerThomas Gleixner <tglx@linutronix.de>
Thu, 19 Nov 2020 09:48:28 +0000 (10:48 +0100)
commitc398960cd82b233886fbff163986f998b5a5c008
tree6d73b864dac7e999941a34ade55baa1b403e2013
parentf73f64d5687192bc8eb7f3d9521ca6256b79f224
tick: Document protections for tick related data

The protection rules for tick_next_period and last_jiffies_update are blury
at best. Clarify this.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20201117132006.197713794@linutronix.de
kernel/time/tick-common.c
kernel/time/tick-sched.c