On Tue, 2020-06-16 at 15:45 +0200, Petr Mladek wrote: > On Sat 2020-06-13 09:57:34, Jim Cromie wrote: > > There are *lots* of ad-hoc debug printing solutions in kernel, > > this is a 1st attempt at providing a common mechanism for many of them. > > I agree that it might make sense to provide some common mechanism. [] > My problem with this approach is that it is too generic. Each class > would have different meaning in each subsystem. > > It might help to replace any existing variants. But it would be hard > for developers debugging the code. They would need to study/remember > the meaning of these groups for particular subsystems. They would > need to set different values for different messages. > > Could you please provide more details about the potential users? > Would be possible to find some common patterns and common > meaning of the groups?
I doubt the utility of common patterns. Verbosity is common but groupings are not. Look at the DRM patterns vs other groups. $ git grep 'MODULE_PARM_DESC.*debug'
