Re: fsync on large files

Raul Miller (rdm@test.legislate.com)
Thu, 18 Feb 1999 07:33:08 -0500


Alexander Viro <viro@math.psu.edu> wrote:
> mkdir a
> mkdir b
> mkdir a/c
> ln a/c b/c
> mkdir a/c/d
> mv b a/c/d
>
> If you have a way to deal with that... BTW, I strongly suspect
> that any solution involving scanning potential ancestors is *not* good -
> you can construct very unpleasant DoS that way.

You might be able to get away with having a list of parents structure
on multiply linked directories, which would have to be mirrored in
dcache.

-- 
Raul

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