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Date: Tue, 26 Feb 2013 18:08:17 +1100
From: Dave Chinner <david@fromorbit.com>
To: Remco Hosman - Yerf IT <remco@yerf-it.nl>
Cc: Suman C <schakrava@gmail.com>, linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: lvm volume like support
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On Tue, Feb 26, 2013 at 07:28:43AM +0100, Remco Hosman - Yerf IT wrote:
> would be really cool if a TRIM to the loopback device would do a
> 'hole punch' on the file

dfaa2ef loop: add discard support for loop devices

-- 
Dave Chinner
david@fromorbit.com