ffs softdeps fix request

[Jeff Roberson]

On Mon, 28 Feb 2005, Alfred Perlstein wrote:

> There's an artifact of ffs softupdates that causes issues if a crash
> occurs while deleting or creating files.
>

You should really ask Kirk about this sort of thing.

> Basically, one can wind up with a directory that is empty, but the
> link count is artificially high.  Then you can have a directory
> that is empty, but not removeable.  It would be somewhat trivial
> to add some code to check the directory's contents when a VOP_RMDIR
> would have failed because of the link count check.
>
> But then my head went all explody when trying to figure out how
> that would impact the background fsck in progress.
>
> Any ideas?
>
> --
> - Alfred Perlstein
> - Research Engineering Development Inc.
> - email: bright at mu.org cell: 408-480-4684
>