>
> Here's a series for fixing these. At this point they are totally
> untested except that I did compile them. Note that your analysis
> appeared correct for all cases but ocfs2, which does use get_sb_bdev()
> and hence gets ->s_bdi assigned.
>
> You can see them here, I'll post the series soon:
>
>
http://git.kernel.dk/?p=linux-2.6-block.git;a=shortlog;h=refs/heads/for-linus
>
> The first patch is a helper addition, the rest are per-fs fixups.
