# Re: \[RFC PATCH 02/18\] kthread: Add API for iterant kthreads

- From: Petr Mladek \<hidden\>
- Date: 2015-06-15 12:46:57 
- List: linux-api
- Page: https://ratatoskr.run/linux-api/2015/06/4515973
- Thread: https://ratatoskr.run/linux-nfs/2015/06/4510097/t.md

```text
On Tue 2015-06-09 15:23:49, Tejun Heo wrote:
> Hello, Petr.
> 
> On Fri, Jun 05, 2015 at 05:01:01PM +0200, Petr Mladek wrote:
> > +static int kthread_iterant_fn(void *kti_ptr)
> > +{
> > +	struct kthread_iterant *kti = kti_ptr;
> > +	void *data = kti->data;
> > +
> > +	if (kti->init)
> > +		kti->init(data);
> > +
> > +	do {
> > +		if (kti->func)
> > +			kti->func(data);
> 
> Is supporting kthread_iterant w/o the body function intentional?  If
> so, did you have anything specific on mind for it?  I don't think it
> matters either way.  Just curious how this came to be.

Good question. It might make sense to add a warning for kthreads
with empty main function.

Best Regards,
Petr
```