Re: [PATCH v6 11/15] mm, fs, dax: handle layout changes to pinned dax mappings

To: Dan Williams <dan.j.williams@xxxxxxxxx>
Subject: Re: [PATCH v6 11/15] mm, fs, dax: handle layout changes to pinned dax mappings
From: Christoph Hellwig <hch@xxxxxx>
Date: Fri, 16 Mar 2018 20:01:17 +0100
Cc: linux-nvdimm@xxxxxxxxxxxx, Jan Kara <jack@xxxxxxx>, Jeff Moyer <jmoyer@xxxxxxxxxx>, Dave Chinner <david@xxxxxxxxxxxxx>, Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, "Darrick J. Wong" <darrick.wong@xxxxxxxxxx>, Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, linux-xfs@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <152112914418.24669.11429662058087306821.stgit@dwillia2-desk3.amr.corp.intel.com>
User-agent: Mutt/1.5.17 (2007-11-01)

Looks good (at least up to my comprehension of the mm code :))

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH v6 00/15] dax: fix dma vs truncate/hole-punch
  - From: Dan Williams
- [PATCH v6 11/15] mm, fs, dax: handle layout changes to pinned dax mappings
  - From: Dan Williams