> - eliminate dynamically-allocated names (mostly useless when we start
quoted text
> merging slabs!)

not permit dynamically allocated name. I think this one is better, but
as a rule, describe in header is not enough.
It is helpful to print out some warning when someone break the rule.

quoted text
> kmem_cache_name() is also a highly suspect function in a
> post-merged-slabs kernel. As ext4 is the only user in the kernel, and it
> got it wrong, perhaps it's time to rip it out.

agree, kmem_cache_name() is ugly.

---
Best Regards
    Zeng Zhaoming
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