Re: [PATCH] debug work struct cancel deadlocks with lockdep

From: Johannes Berg
Date: Thu Jul 05 2007 - 05:07:39 EST


On Thu, 2007-07-05 at 11:01 +0200, Peter Zijlstra wrote:

> You could of course make this STATIC_LOCKDEP_MAP_INIT() and place it
> near lockdep_init_map() :-)
>
> That way it would be clear that changes to either ought to be reflected
> in the other.

Sure. I have to repost anyway :)

How about

+/* both _name and _key must not be NULL */
+#define STATIC_LOCKDEP_MAP_INIT(_name, _key) \
+ { .name = (_name), .key = (_key), }

That'll still require some #ifdef foo inside workqueue.h but I think
it's cleaner to put just this into lockdep.h

johannes

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