Comment 23 for bug 533784

Unless we're lucky and it's only this commit, that creates problems:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=6abf66018f7fe231720e50f9a47b142182388869

Due to KMS migration, it's really hard to tell, what could be
the real reason, as this is one of the dirs with most of the changes.