From: "J. Bruce Fields" <bfields@fieldses.org>
To: Mike Waychison <Michael.Waychison@Sun.COM>
Cc: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC] shared subtrees
Date: Mon, 17 Jan 2005 14:32:06 -0500 [thread overview]
Message-ID: <20050117193206.GH24830@fieldses.org> (raw)
In-Reply-To: <41EC1253.8080902@sun.com>
On Mon, Jan 17, 2005 at 02:30:27PM -0500, Mike Waychison wrote:
> Well, if I understand it correctly:
>
> (assuming /foo is vfsmount A)
>
> $> mount --make-shared /foo
>
> will make A->A
>
> $> mount --bind /foo /foo/bar
>
> will create a vfsmount B based off A, but because A is in a p-node,
> A->B, B->A.
>
> Then, we attach B to A in the vfsmount tree, but because A->B in the
> propagation tree, B also gets a vfsmount C added on dentry 'bar'.
> Recurse ad infinitum.
>
> Make sense?
Yes, but couldn't the whole thing be avoided if we just agreed that the
propagation wasn't set up till after B was attached to A?
--b.
next prev parent reply other threads:[~2005-01-17 19:32 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-13 22:18 [RFC] shared subtrees Al Viro
2005-01-13 23:30 ` Mike Waychison
2005-01-14 0:19 ` Al Viro
2005-01-14 1:11 ` Erez Zadok
2005-01-14 1:38 ` Al Viro
2005-01-16 0:46 ` J. Bruce Fields
2005-01-16 0:51 ` Al Viro
2005-01-16 16:02 ` J. Bruce Fields
2005-01-16 18:06 ` Al Viro
2005-01-16 18:42 ` J. Bruce Fields
2005-01-17 6:11 ` Al Viro
2005-01-17 17:32 ` J. Bruce Fields
2005-01-25 21:07 ` Ram
2005-01-25 21:47 ` Mike Waychison
2005-01-25 21:55 ` J. Bruce Fields
2005-01-25 23:56 ` Mike Waychison
2005-01-25 22:02 ` Ram
2005-02-01 23:37 ` J. Bruce Fields
2005-02-02 1:37 ` J. Bruce Fields
2005-02-01 23:21 ` J. Bruce Fields
2005-02-02 18:36 ` Ram
2005-02-02 19:45 ` Mike Waychison
2005-02-02 20:33 ` Ram
2005-02-02 21:08 ` Mike Waychison
2005-02-02 21:25 ` J. Bruce Fields
2005-02-02 21:33 ` Mike Waychison
2005-02-02 21:48 ` J. Bruce Fields
2005-04-05 9:37 ` Ram
2005-01-17 18:31 ` Mike Waychison
2005-01-17 19:00 ` J. Bruce Fields
2005-01-17 19:30 ` Mike Waychison
2005-01-17 19:32 ` J. Bruce Fields [this message]
2005-01-17 20:11 ` Mike Waychison
2005-01-17 20:39 ` Al Viro
2005-01-18 19:44 ` Mike Waychison
2005-01-17 21:21 ` J. Bruce Fields
2005-01-28 22:31 ` Mike Waychison
2005-01-29 4:40 ` raven
2005-01-31 17:19 ` Mike Waychison
2005-02-01 1:31 ` Ian Kent
2005-02-01 2:28 ` Ram
2005-02-01 7:02 ` Mike Waychison
2005-02-01 19:27 ` Ram
2005-02-01 21:15 ` Mike Waychison
2005-02-01 23:33 ` Ram
2005-02-02 2:10 ` J. Bruce Fields
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