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Date:   Wed, 20 Oct 2021 08:00:10 +0200
From:   Greg KH <>
To:     Imran Khan <>
Subject: Re: [RFC PATCH v4] workqueue: Introduce show_one_worker_pool and

On Wed, Oct 20, 2021 at 02:09:00PM +1100, Imran Khan wrote:
> Currently show_workqueue_state shows the state of all workqueues and of
> all worker pools. In certain cases we may need to dump state of only a
> specific workqueue or worker pool. For example in destroy_workqueue we
> only need to show state of the workqueue which is getting destroyed.
> So rename show_workqueue_state to show_all_workqueues(to signify it
> dumps state of all busy workqueues) and divide it into more granular
> functions (show_one_workqueue and show_one_worker_pool), that would show
> states of individual workqueues and worker pools and can be used in
> cases such as the one mentioned above.
> Also, as mentioned earlier, make destroy_workqueue dump data pertaining
> to only the workqueue that is being destroyed and make user(s) of
> earlier interface(show_workqueue_state), use new interface
> (show_all_workqueues).
> Signed-off-by: Imran Khan <>
> ---
> Changes in v4:
>   - Rebase on git://
>     for-5.16

"RFC" means "I am not sure about this patch, please do not apply it."

Yet a v4 is very odd, why not be sure about this?


greg k-h

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