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SubjectRe: [RFC] VFS: FS CoW using redirection
On Wed, Aug 23, 2006 at 07:24:02PM +0200, Jörn Engel wrote:
> On Sun, 9 July 2006 15:50:36 +0300, Al Boldi wrote:
> >
> > Consider something simple like this:
> >
> > VFS - anyFS1 (r/w) used normally, unless ENotFound, then redirect read to
> > \ anyFS2, or CoW from anyFS2 to anyFS1.
> > anyFS2 (r/o) used normally.
> That concept is known as union mount. Jan Blunck did some patches in
> that direction, you might be able to find them in the archives. If
> not, just send him a mail.

Or you can give Unionfs a try:

Josef "Jeff" Sipek.

The box said "Windows XP or better required". So I installed Linux.
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