Re: [PATCH 25/48] rcu: Mark writes to rcu_sync ->gp_count field

[Oleg Nesterov]

On 05/07, Paul E. McKenney wrote:
>
> By the stricter data-race rules used in RCU code [1],
..
> [1] https://docs.google.com/document/d/1FwZaXSg3A55ivVoWffA9iMuhJ3_Gmj_E494dLYjjyLQ/edit?usp=sharing

I am getting more and more confused...

Does this mean that KCSAN/etc treats the files in kernel/rcu/
differently than the "Rest of Kernel"? Or what?

And how is it enforced?

Oleg.