From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Glanzmann <thomas@glanzmann.de>
Subject: Re: Data Deduplication with the help of an online filesystem check
Date: Tue, 28 Apr 2009 22:24:07 +0200
Message-ID: <20090428202407.GL7217@cip.informatik.uni-erlangen.de>
References: <20090427033331.GC17677@cip.informatik.uni-erlangen.de> <1240839448.26451.13.camel@think.oraclecorp.com> <20090428155900.GA1722@cip.informatik.uni-erlangen.de> <1240939437.15136.23.camel@think.oraclecorp.com>
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Cc: linux-btrfs@vger.kernel.org
To: Chris Mason <chris.mason@oracle.com>
Return-path: <linux-btrfs-owner@vger.kernel.org>
In-Reply-To: <1240939437.15136.23.camel@think.oraclecorp.com>
List-ID: <linux-btrfs.vger.kernel.org>

Hello,

> Not today.  The sage developers sent a patch to make an ioctl for this,
> but since it was hard coded to crc32c I haven't taken it yet.

could you send me the patch, I would love to make it work for arbritrary
checksums and resubmit.

        Thomas