On Fri, Aug 06, 2021 at 11:13:29PM +0200, Heiner Kallweit wrote: > p2sb_spinlock is used in i801_add_tco_spt() only, and in process context > only. Therefore a mutex is sufficient, and we can make the definition > local to i801_add_tco_spt(). The problem with either AFAICT is that it should actually hold PCI rescan lock. See the discussion with Message-ID 20210308122020.57071-1-andriy.shevchenko@xxxxxxxxxxxxxxx for the details. -- With Best Regards, Andy Shevchenko