On Tue, Jun 14, 2022 at 03:54:12PM +0200, Laurent Dufour wrote:

The watchdog_mutex is exported to allow some variable to be changed under
its protection and prevent any conflict.
The lockup_detector_reconfigure() function is exported and is expected to
be called under the protection of watchdog_mutex.

Please provide an actual function accessor instead of directly touching
a global lock.