[PATCH 4.17 50/56] dm: prevent DAX mounts if not supported

4.17-stable review patch. If anyone has any objections, please let me know. -- From: Ross Zwisler commit dbc626597c39b24cefce09fbd8e9dea85869a801 upstream. Currently device_supports_dax() just checks to see if the QUEUE_FLAG_DAX flag is set on the device's request queue to

[PATCH 4.17 50/56] dm: prevent DAX mounts if not supported

4.17-stable review patch. If anyone has any objections, please let me know. -- From: Ross Zwisler commit dbc626597c39b24cefce09fbd8e9dea85869a801 upstream. Currently device_supports_dax() just checks to see if the QUEUE_FLAG_DAX flag is set on the device's request queue to