Re: [PATCH v4 11/22] kthread: Better support freezable kthread workers

[Tejun Heo <tj@kernel.org>]

On Mon, Jan 25, 2016 at 04:45:00PM +0100, Petr Mladek wrote:
> @@ -556,6 +556,7 @@ void __init_kthread_worker(struct kthread_worker *worker,
>  				const char *name,
>  				struct lock_class_key *key)
>  {
> +	worker->flags = 0;
>  	spin_lock_init(&worker->lock);
>  	lockdep_set_class_and_name(&worker->lock, key, name);
>  	INIT_LIST_HEAD(&worker->work_list);

Maybe memset the thing and drop 0, NULL inits?

> @@ -638,7 +643,8 @@ repeat:
>  EXPORT_SYMBOL_GPL(kthread_worker_fn);
>  
>  static struct kthread_worker *
> -__create_kthread_worker(int cpu, const char namefmt[], va_list args)
> +__create_kthread_worker(unsigned int flags, int cpu,
> +			const char namefmt[], va_list args)

Wouldn't @cpu, @flags be less confusing?  You would end up with, (A,
B, C) and (B, C) instead of (A, B, C) and (A, C).

Thanks.

-- 
tejun

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