ext4: convert DAX reads to iomap infrastructure
authorJan Kara <jack@suse.cz>
Sun, 20 Nov 2016 22:36:06 +0000 (17:36 -0500)
committerTheodore Ts'o <tytso@mit.edu>
Sun, 20 Nov 2016 22:36:06 +0000 (17:36 -0500)
commit364443cbcfe70f927b6a0dc0d410b4d4318bc1ca
treef482d79f1f1d84467a76d8a8cc0197b4e5a02f56
parenta3caa24b703794507bf2e0a68bdc800b90f5e70b
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>
fs/ext4/ext4.h
fs/ext4/file.c
fs/ext4/inode.c