Date: Sat, 15 Jan 2005 19:46:59 -0500
To: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC] shared subtrees
Message-ID: <20050116004659.GA6556@fieldses.org>
References: <20050113221851.GI26051@parcelfarce.linux.theplanet.co.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20050113221851.GI26051@parcelfarce.linux.theplanet.co.uk>
User-Agent: Mutt/1.5.6+20040907i
From: "J. Bruce Fields" <bfields@fieldses.org>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 964
Lines: 22

On Thu, Jan 13, 2005 at 10:18:51PM +0000, Al Viro wrote:
> 	2. mount
> 
> We have a new vfsmount A and want to attach it to mountpoint somewhere in
> vfsmount B.  If B does not belong to any p-node, everything is as usual; A
> doesn't become a member or slave of any p-node and is simply attached to B.
> 
> If B belongs to a p-node p, consider all vfsmounts B1,...,Bn that get events
> propagated from B and all p-nodes p1,...,pk that contain them.
> 	* A gets cloned into n copies and these copies (A1,...,An) are attached
> to corresponding points in B1,...,Bn.
> 	* k new p-nodes (q1,...,qk) are created
> 	* Ai is contained in qj <=> Bi is contained in qj

Minor typo: looks like that second qj should be pj.

--b.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/