tree f482d79f1f1d84467a76d8a8cc0197b4e5a02f56
parent a3caa24b703794507bf2e0a68bdc800b90f5e70b
author Jan Kara <jack@suse.cz> 1479681366 -0500
committer Theodore Ts'o <tytso@mit.edu> 1479681366 -0500

ext4: convert DAX reads to iomap infrastructure

Implement basic iomap_begin function that handles reading and use it for
DAX reads.

Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>