Date: Fri, 31 Jan 2014 10:42:10 +0100
From: Louis-David Mitterrand <vindex+lists-dm-crypt@apartia.org>
Message-ID: <20140131094209.GA6499@apartia.fr>
References: <20140130160443.GA31280@apartia.fr>
 <20140130185010.GB12303@citd.de>
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In-Reply-To: <20140130185010.GB12303@citd.de>
Subject: Re: [dm-crypt] moving/resizing a dm-crypt partition
To: dm-crypt@saout.de

On Thu, Jan 30, 2014 at 07:50:10PM +0100, Matthias Schniedermeyer wrote:
> 
> As it is BTRFS, just create a second dm-crypt volume and add that to the 
> existing BTRFS. As BTRFS can span several physical volumes, creating one 
> big partition isn't strictly necessary.
> If you use the same password and have "luck" that your dm-crypt 
> setup-script in initrd/initramsfs opens both dm-crypt devices in one 
> go, there shouldn't even be any discomfort by that solution.

Hi,

This is an interesting solution, I didn't know about btrfs's spanning
capabilities.

As you point out the key is having initrd unlock both partitions and I'm
not sure how to do it. So in the end I chose the "hard" solution of
merging both partitions (with a backup), which went well.

Thanks,