Re: avoid crashes from faulty crushmap

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On Fri, 3 Feb 2012, Alexandre Oliva wrote:

> I messed up a crush map the other day, mixing components of different
> types in a single rule.  The crushmap compiler didn't complain, but mons
> and osds would crash when applying those rules.  I had to use this patch
> to recover the cluster.  Only the second hunk was relevant, but I
> figured a BUG_ON that stops you from fixing the problem is best avoided
> ;-)

Applied this; thanks!  The only remaining BUG_ON is for a code invariant, 
not unexpected crush map data.

sage
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