11.08.2020 18:59, Dmitry Osipenko пишет: > 11.08.2020 04:07, Michał Mirosław пишет: >> Allocating memory with regulator_list_mutex held makes lockdep unhappy >> when memory pressure makes the system do fs_reclaim on eg. eMMC using >> a regulator. Push the lock inside regulator_init_coupling() after the >> allocation. > ... > > Reviewed-by: Dmitry Osipenko <dig...@gmail.com> >
On the other hand, couldn't it be better to just remove taking the list_mutex from the regulator_lock_dependent()? I think the list_mutex is only needed to protect from supply/couple regulator being removed during of the locking process, but maybe this is not something we should worry about?
