10.12.2021 22:42, Dmitry Osipenko пишет: ... >>> There is no strong requirement for priorities to be unique, the reboot.c >>> code will work properly. >> >> In which case adding the WARN() is not appropriate IMV. >> >> Also I've looked at the existing code and at least in some cases the >> order in which the notifiers run doesn't matter. I'm not sure what >> the purpose of this patch is TBH. > > The purpose is to let developer know that driver needs to be corrected. > >>> The potential problem is on the user's side and the warning is intended >>> to aid the user. >> >> Unless somebody has the panic_on_warn mentioned previously set and >> really the user need not understand what the WARN() is about. IOW, >> WARN() helps developers, not users. >> >>> We can make it a strong requirement, but only after converting and >>> testing all kernel drivers. >> >> Right. >> >>> I'll consider to add patches for that. >> >> But can you avoid adding more patches to this series? > > I won't add more patches since such patches can be added only after > completion of transition to the new API of the whole kernel. > Thank you for the review.