rbtree, sched/fair: Use rb_add_cached()

Reduce rbtree boiler plate by using the new helper function.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Davidlohr Bueso <dbueso@suse.de>
This commit is contained in:
Peter Zijlstra 2020-04-29 17:04:12 +02:00 • committed by Ingo Molnar
commit bf9be9a163