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Re: [coreutils] cp --reflink

From: Giuseppe Scrivano
Subject: Re: [coreutils] cp --reflink
Date: Mon, 22 Mar 2010 21:22:22 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

"jeff.liu" <address@hidden> writes:

> I found cp(1) has an '--reflink' option, at first, I think it is means the 
> OCFS2 reflink
> operation(please refer to
> But by checking through the source code, looks it does another thing for 
> Btrfs only.
> So is it better to fix this option name to another more meaningful one? we 
> can then using this
> option once OCFS2 reflink spread over other linux FS?

AFAICS, Btrfs does the same thing, copy-on-write on data extents; how
does OCFS2 reflink differ (from an user point of view)?


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