[PATCH] NLM: Add lockd reference counting and clean up lockd startup and shutdown

[Jeff Layton]

On Sat, 8 Dec 2007 14:07:47 +0000
Christoph Hellwig <hch at infradead.org> wrote:

> > +	mutex_lock(&nlmsvc_mutex);
> > +	while (atomic_read(&nlmsvc_ref) != 0) {
> 
> might be better to do the refcounting outside the thread and use the
> kthread api, which is something we still need to do for lockd anyway.
> 

Currently sending a SIGKILL to lockd tells it to drop all of its locks
without exiting. If we change lockd to use kthreads, will we have to
change that to use a different mechanism?

-- 
Jeff Layton <jlayton at redhat.com>