Re: next-20090211: BUG: MAX_LOCKDEP_SUBCLASSES too low!

From: Peter Zijlstra
Date: Wed Feb 11 2009 - 07:22:50 EST


On Wed, 2009-02-11 at 13:23 +0100, Peter Zijlstra wrote:
> On Wed, 2009-02-11 at 15:14 +0300, Alexander Beregalov wrote:
> > Hi
> >
> > Full dmesg is attached.
> >
> > Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
> > .... MAX_LOCKDEP_SUBCLASSES: 8
> > .... MAX_LOCK_DEPTH: 48
> > .... MAX_LOCKDEP_KEYS: 8191
> > .... CLASSHASH_SIZE: 4096
> > .... MAX_LOCKDEP_ENTRIES: 8192
> > .... MAX_LOCKDEP_CHAINS: 16384
> > .... CHAINHASH_SIZE: 8192
> > memory used by lock dependency info: 4351 kB
> > per task-struct memory footprint: 2688 bytes
> > <..>
> > BUG: MAX_LOCKDEP_SUBCLASSES too low!
> > turning off the locking correctness validator.
>
> Is this an allyesconfig or something other massive bloated?

Sorry, not playing attention, its SUB classes.. let me look at that,
that smells like a rotten annotation.
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