Re: [PATCH v2 09/17] debugobjects: Make object hash locks nestable terminal locks

Petr Mladek
2018-11-23T09:29:16Z

On Thu 2018-11-22 15:17:52, Waiman Long wrote:
> On 11/22/2018 10:33 AM, Petr Mladek wrote:
> > On Mon 2018-11-19 13:55:18, Waiman Long wrote:
> >> By making the object hash locks nestable terminal locks, we can avoid
> >> a bunch of unnecessary lockdep validations as well as saving space
> >> in the lockdep tables.
> > Please, explain which terminal lock might be nested.
>
> So the db_lock is made to be nestable that it can allow acquisition of
> pool_lock (a regular terminal lock) underneath it.

Please, mention this in the commit message.

Best Regards,
Petr