tree db5eeb11c8f607b17a21798750414b76ebd3db5f
parent 32ea275008d8c76fa3f40d10d0ffc694a214dfef
author Eric Sandeen <sandeen@sandeen.net> 1543902399 -0500
committer Theodore Ts'o <tytso@mit.edu> 1543902399 -0500

ext4: hard fail dax mount on unsupported devices

As dax inches closer to production use, an administrator should not
be surprised by silently disabling the feature they asked for.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>