Re: [PATCH RFCv2] nfsd: fix race with open / open upgrade stateids

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On Thu, Nov 05, 2015 at 04:54:45PM -0500, Andrew W Elble wrote:
> 
> > Is there some lock imbalance?:
> 
> Hmmmm, I'll have to poke at that a bit.
> 
> > When you send a v2 patch, would you mind also describing what's changed?
> > If you stick the description here (between the --- and the diff), it'll
> > be discarded when git applies the patch (which is what we want).
> 
> Ah. In this case, v1 missed unlocking the rwsem if nfs4_upgrade_open()
> returned status.

OK.  Just to make sure, I checked again, and I was indeed testing with
your v2 (on top of some patches of my own which I'm fairly certain
weren't the cause, but I'll double check that as well).

--b.
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