[PATCH 4/4] xfs: fix the logspace waiting algorithm

[Christoph Hellwig]

On Mon, Dec 05, 2011 at 01:53:16PM +1100, Dave Chinner wrote:
> Actually, it's quite simple to fix simply by having the free space
> check return the grant head value at the time of the check and then
> using that as the old value in the cmpxchg loop for updating the
> grant head. That is:

I;ll give it a go for 3.3.