From mboxrd@z Thu Jan  1 00:00:00 1970
From: jim owens <jowens@hp.com>
Subject: Re: [Ocfs2-devel] [PATCH 1/3] fs: Document the reflink(2) system
 call.
Date: Wed, 06 May 2009 10:30:57 -0400
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References: <1241331303-23753-1-git-send-email-joel.becker@oracle.com> <1241331303-23753-2-git-send-email-joel.becker@oracle.com> <20090505010703.GA12731@shareable.org> <20090505071608.GB10258@mail.oracle.com> <20090505080936.GG3209@webber.adilger.int> <20090505165628.GC7835@mail.oracle.com> <20090505212417.GO3209@webber.adilger.int> <20090505213206.GM7835@mail.oracle.com> <20090506071531.GB6976@mit.edu> <4A019DA9.4050700@hp.com>
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Cc: Andreas Dilger <adilger@sun.com>,
	Jamie Lokier <jamie@shareable.org>,
	linux-fsdevel@vger.kernel.org, jmorris@namei.org,
	ocfs2-devel@oss.oracle.com, viro@zeniv.linux.org.uk
To: Theodore Tso <tytso@mit.edu>, joel.becker@oracle.com
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P.S. as people have already said, both

1) "snapfile" - Joel's reflink(2) design.
2) "cowfilecopy" - Ted's/Jamie's kernel cp.

could be 1 syscall with a "preserve" flag that requires CAP_FCHOWN.