patch 2.6.30 and 2.6.30.1 xfs/nfs oops fix, radix tree

[Michael Weissenbacher]

Hi!
> Eric has been very helpful in helping me downgrade xfs in 2.6.30.1 to 2.6.28.7
> version (getting 2.6.28.7 to compile in 2.6.30.1) which removed the oopses.
Thank you for posting this patch. I have a few production boxes too which i needed to downgrade back to 2.6.28 because of the "radix tree oops" problem. Will try if the patch fixes my problems in 2.6.30 too and report back here.

kind regards,
Michael