Re: [PATCH] lockdep: add lock_class information to lock_chain andoutput it

From: Ingo Molnar
Date: Fri Jun 20 2008 - 06:20:11 EST



* Huang, Ying <ying.huang@xxxxxxxxx> wrote:

> ïThis patch is not intended to be merged. Just hope it is useful for
> somebody want to investigate kernel locking behavior. The simple
> scripts attached with the mail can be used to draw class chain graph
> via graphviz.

hm, that looks pretty nice. Why not merge it? You could make it depend
on LOCKDEP_DEBUG perhaps, if kernel size/performance is an issue.

Ingo
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