Re: [PATCH 09/40] autonuma: introduce kthread_bind_node()

[Konrad Rzeszutek Wilk]

> /**
>  * kthread_bind_node - bind a just-created kthread to the CPUs of a node.
>  * @p: thread created by kthread_create().
>  * @nid: node (might not be online, must be possible) for @k to run on.
>  *
>  * Description: This function is equivalent to set_cpus_allowed(),
>  * except that @nid doesn't need to be online, and the thread must be
>  * stopped (i.e., just returned from kthread_create()).
>  */
> void kthread_bind_node(struct task_struct *p, int nid)
> {
> 	/* Must have done schedule() in kthread() before we set_task_cpu */
> 	if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE)) {
> 		WARN_ON(1);
> 		return;
> 	}
> 
> 	/* It's safe because the task is inactive. */
> 	do_set_cpus_allowed(p, cpumask_of_node(nid));
> 	p->flags |= PF_THREAD_BOUND;
> }
> EXPORT_SYMBOL(kthread_bind_node);
> 
> The above should explain why it's not _GPL right now. As far as
> AutoNUMA is concerned I can drop the EXPORT_SYMBOL completely and not
> allow modules to call this. In fact I could have coded this inside
> autonuma too.

Ok. How about dropping it and then if its needed for modules then
export it out.
> 
> I can change it to _GPL, drop the EXPORT_SYMBOL or move it inside the
> autonuma code, let me know what you prefer. If I hear nothing I won't
> make changes.
> 
> Thanks,
> Andrea
> 
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