Re: [PATCH net-next v4 3/5] net: dsa: mv88e6xxx: decouple the PTP timecounter from the register lock
Luke Howard <[email protected]>
| Newsgroups | dev.linux.lists.sashiko-reviews,org.kernel.vger.netdev |
|---|---|
| Message-ID | <[email protected]> |
> Because cancel_delayed_work_sync() is waiting for the worker to finish while > holding the mutex the worker needs, can this lead to an AB-BA deadlock? This is a pre-existing bug with a simple fix that will be made in the next revision. Luke