linux-ext4 - Re: [PATCH] [RFC] New fsck option to ignore device-mapper crypto devices

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Date:	Wed, 12 Mar 2008 16:14:55 -0400
From:	Theodore Tso <tytso@....edu>
To:	Matthias Koenig <mkoenig@...e.de>
Cc:	Dave Kleikamp <shaggy@...ux.vnet.ibm.com>, ludwig.nussel@...e.de,
	linux-ext4@...r.kernel.org
Subject: Re: [PATCH] [RFC] New fsck option to ignore device-mapper crypto
	devices

On Wed, Mar 12, 2008 at 04:02:36PM -0400, Theodore Tso wrote:
> So here's another way you could do things that doesn't require any
> patches to fsck at all.  Just add "comment=crypto" into the option
> field of /etc/fstab, like this.  
> 
> /dev/mapper/crypto-frobnitz /crypto1           ext3    comment=crypto  1 1
> 
> Then you can skip filesystems that have the comment=crypto in the
> options field via:
> 
>      fsck -AR -t opts=!comment=crypto

Oh by the way, in case you haven't tried this, the best way to test
exactly what fsck will do with a set of arguments is by using the -NV
options, i.e.:

      fsck -ARNV -t opts=!comment=crypto

						- Ted
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