On Tue, 16 Jun 2015 11:41:51 -0400
Steven Rostedt <[email protected]> wrote:
> > if (l) {
> > hlist_del_rcu(&l->hash_node);
> > htab->count--;
> > - kfree_rcu(l, rcu);
> > + /* kfree_rcu(l, rcu); */
>
> So this kfree_rcu() is only being used to defer a free, and has nothing
> to do with having to free 'l' from rcu?
>
If you still require kfree_rcu() but can not call it here, still use an
irq_work, and have the irq_work handler call kfree_rcu().
-- Steve
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