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From: bfields@fieldses.org (J. Bruce Fields)
To: Dave Chinner <david@fromorbit.com>
Cc: lsf-pc@lists.linux-foundation.org, linux-fsdevel@vger.kernel.org,
	linux-xfs@vger.kernel.org
Subject: Re: [LSF/MM TOPIC] Virtual block address space mapping
Date: Wed, 31 Jan 2018 21:23:32 -0500	[thread overview]
Message-ID: <20180201022332.GD3814@fieldses.org> (raw)
In-Reply-To: <20180129100834.rhpgnz5572zxmqep@destitution>

On Mon, Jan 29, 2018 at 09:08:34PM +1100, Dave Chinner wrote:
> I've implemented both sides on XFS to provide the capability for an
> XFS filesystem to host XFS subvolumes. however, this is an abstract
> interface and so if someone modifies ext4 to use a virtual block
> address space, then XFS will be able to host cloneable ext4
> subvolumes, too. :P

This sounds really interesting.

Would it be possible to write up a brief summary of your current
interface?  Even if it's not completely correct it might be a useful
starting point.

--b.

  parent reply	other threads:[~2018-02-01  2:23 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-29 10:08 [LSF/MM TOPIC] Virtual block address space mapping Dave Chinner
2018-01-31 21:25 ` Darrick J. Wong
2018-02-01  2:01   ` Dave Chinner
2018-02-01  2:23 ` J. Bruce Fields [this message]
2018-02-01  5:21   ` Dave Chinner

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