From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: Al Boldi <a1426z@gawab.com>
Cc: Eric Van Hensbergen <ericvh@gmail.com>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC] VFS: FS CoW using redirection
Date: Wed, 23 Aug 2006 19:24:02 +0200 [thread overview]
Message-ID: <20060823172402.GC15851@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <200607091550.36407.a1426z@gawab.com>
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.
Jörn
--
...one more straw can't possibly matter...
-- Kirby Bakken
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next prev parent reply other threads:[~2006-08-23 17:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-08 17:41 [RFC] VFS: FS CoW using redirection Al Boldi
2006-07-08 18:32 ` Eric Van Hensbergen
2006-07-09 12:50 ` Al Boldi
2006-07-11 19:57 ` Al Boldi
2006-08-23 17:24 ` Jörn Engel [this message]
2006-08-23 18:05 ` Josef Sipek
2006-08-26 19:05 ` Al Boldi
2006-08-27 17:15 ` Jörn Engel
2006-08-28 2:10 ` Josef Sipek
2006-07-09 2:53 ` Shaya Potter
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