Re: [PATCH 04/22][RFC] Unionfs: Common file operations

Shaya Potter
2006-09-01T22:37:19Z

On Fri, 2006-09-01 at 18:20 -0400, Trond Myklebust wrote:

> Race! You cannot open an underlying NFS file by name after it has been
> looked up: you have no guarantee that it hasn't been renamed.

In a unionfs case that's not an issue. Nothing else is allowed to use
the backing store (i.e. the nfs fs) while unionfs is using it, so there
shouldn't be a renaming issue.

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VGER BF report: H 0