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From: Colin Walters <walters@verbum.org>
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Subject: Re: [PATCH 1/3] fs, xfs: introduce S_IOMAP_IMMUTABLE
Date: Mon, 31 Jul 2017 12:32:27 -0400
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To: Dan Williams <dan.j.williams@intel.com>
Cc: Jan Kara <jack@suse.cz>, linux-nvdimm@lists.01.org, "Darrick J. Wong" <darrick.wong@oracle.com>, Dave Chinner <david@fromorbit.com>, linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, Alexander Viro <viro@zeniv.linux.org.uk>, Andy Lutomirski <luto@kernel.org>, linux-fsdevel <linux-fsdevel@vger.kernel.org>, Christoph Hellwig <hch@lst.de>
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On Mon, Jul 31, 2017, at 12:29 PM, Dan Williams wrote:
> 
> How is S_CONTENTS_IMMUTABLE different than S_IMMUTABLE?

We still want the ability to make hardlinks.
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