[PATCH] kthread: Spontaneous exit support

[Christoph Hellwig]

On Tue, Apr 24, 2007 at 03:08:57PM +0200, Jan Engelhardt wrote:
> >I don't think having to parallel APIs is a good idea, people will
> >get utterly confused which one to use.  Better always grab a reference
> >in kthread_create and drop it in kthread_stop.  For normal thread
> >no change in behaviour and only slightly more code in the slowpath.
> 
> I *am* already confused... a driver of mine does:
> 
> static __init int thkd_init(void)
> {
> 	touch_task = kthread_run(touch_thread, Device, "thkd");
> 	...
> }
> 
> and
> 
> static __exit void thkd_exit(void)
> {
> 	kthread_stop(touch_task);
> 	/* I bet something is missing */
> }
> 
> now what good would kthread_run do me?

Please read the kerneldoc documentation for kthread_create