Re: [v5] workqueue: Remove unnecessary kfree() call in rcu_free_wq()

From: Markus Elfring
Date: Thu May 28 2020 - 11:02:56 EST

> I'm also confused why they have been debating about the changelog
> after the patch was queued.

I suggest to take another look at the provided patch review comments.

> My statement was about "the patch is a correct cleanup,
> but the changelog is totally misleading".

The commit message was accordingly adjusted, wasn't it?

> destroy_workqueue(percpu_wq) -> rcu_free_wq()
> or
> destroy_workqueue(unbound_wq) -> put_pwq() ->
> pwq_unbound_release_workfn() -> rcu_free_wq()
> So the patch is correct to me. Only can destroy_workqueue()
> lead to rcu_free_wq().
> Still, the kfree(NULL) is harmless. But it is cleaner
> to have the patch.

Thanks for such a feedback.

> But the changelog is wrong, even after the lengthened debating,

Do you expect any corresponding improvements?

> and English is not my mother tongue, so I just looked on.

How will the patch review evolve further despite of this information?