Re: [PATCH] udev enhancements to use kernel event queue

[Patrick Mochel]

> A class number is an excellent idea, and could have potential 
> performance gains.  I thought of making such a patch, but expected it 
> would be rejected since it is necessarily required and would require 
> changes to significant sections of the kernel (to add the class to each 
> object type).
> 
> Have any better ideas for an implementation that doesn't touch so many 
> sections of the kernel?

It should be trivial - we can use the subsystem name that the kobject 
belongs to for the class ID. And, struct subsystem can gain a sequence 
number, instead of having a global one in lib/kobject.c.

	-pat