In message <[EMAIL PROTECTED]>, Peter Wemm writes:

>Speaking of SMP and simple locks, I'd like to turn on the debugging
>simplelocks that keep a reference count and check before switching to make
>sure that a process doesn't sleep holding a lock.  This is a pretty
>fundamental sanity check and would have found the LK_INTERLOCK problem
>above before it got committed.

Absolutely, I also have seen some indications that checking spl levels
(#ifdef DIAGNOSTIC) might be warranted.

Poul-Henning Kamp             FreeBSD coreteam member
[EMAIL PROTECTED]               "Real hackers run -current on their laptop."
FreeBSD -- It will take a long time before progress goes too far!

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