From mboxrd@z Thu Jan 1 00:00:00 1970 From: C Anthony Risinger Subject: Re: Snapshot reconciliation Date: Tue, 28 Jun 2011 10:07:19 -0500 Message-ID: References: <9577A2A8-5786-4491-A676-2CBD10DBAC1B@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: linux-btrfs To: =?UTF-8?Q?Jo=C3=A3o_Eduardo_Lu=C3=ADs?= Return-path: In-Reply-To: <9577A2A8-5786-4491-A676-2CBD10DBAC1B@gmail.com> List-ID: 2011/6/28 Jo=C3=A3o Eduardo Lu=C3=ADs : > Hello. > > Can anyone think of a simple way to copy a set of pages from a given = file (which may or may not be scattered throughout multiple extents) fr= om a snapshot to correct pages within another file on another snapshot? > > This might sound silly, but the whole purpose is to create some sort = of reconciliation method between divergent snapshots taken from the sam= e original subvolume. generic deduplication? Josef posted some patches back in Jan: http://www.spinics.net/lists/linux-btrfs/msg07818.html http://www.spinics.net/lists/linux-btrfs/msg07819.html (etc) =2E.. if that's what your looking for. i don't know whats all needed t= o make it work at this point, ie. if you only need the patch to btrfs-progs or some combination. there could be more recent patches but i don't recall anyone talking about any. C Anthony -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html