Re: [PATCH v2] rcu/nocb: Handle concurrent nocb kthreads creation

[David Woodhouse]

On Mon, 2021-12-13 at 12:22 +0100, Frederic Weisbecker wrote:
> I was about to ack the patch but, should we really add code that isn't going to
> be necessary before a long while?

Yeah, I'm torn on that. In this case it's harmless enough and it makes
the code reentrant in its own right instead of relying on the fact that
the cpuhp code won't invoke it multiple times in parallel. So I think
that's reasonable defensive programming.

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