Re: Implementing Meta File information in Linux

Hildo Biersma (hpp@elvenkind.com)
Tue, 15 Sep 1998 07:36:12 +0200

On Mon, Sep 14, 1998 at 10:05:05PM +0000, Jens-Uwe Mager wrote:
> In article <mng==199809141747.NAA25941@dcl.MIT.EDU>, "Theodore Y. Ts'o"
> <tytso@MIT.EDU> wrote:
>
> > That's easy to fix. You just index the external store by inode number,
> > and now renames are no longer a problem.
>
> Inode numbers are not persistent enough, they are re-used on deletes. Thus
> if you look up an inode in your external store you might reference meta
> data from an already deleted file.

That's why we have inode generation numbers...

Hildo Biersma

-- 
``We all enter this world in the same way: naked;
  screaming; soaked in blood. But if you live your life right,
  that kind of thing doesn't have to stop there.'' -- Dana Gould


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