Re: locking api self-test hanging

[Peter Zijlstra]

On Mon, 2008-02-04 at 05:04 -0800, Andrew Morton wrote:

> After disabling both CONFIG_DEBUG_LOCKING_API_SELFTESTS and netconsole
> (using current mainline) I get a login prompt, and also...

> [    7.819146] WARNING: at kernel/lockdep.c:2033 trace_hardirqs_on+0x9b/0x10d()

> That warning in lockdep.c should have a comment explaining to readers under
> which circumstances it will trigger, and what they did wrong.  In fact if
> I've interpreted it correctly I don't see why it's a DEBUG_LOCKS_WARN_ON
> thing at all?  It should be a first-class lockdep warning?

Agreed, I'll make lockdep print a nice error.

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