tree f18d110c2fdc771ca69ea6a83399f0c13f758664
parent 6e84200c0a2994b991259d19450eee561029bf70
author Pankaj Gupta <pagupta@redhat.com> 1562335404 +0530
committer Dan Williams <dan.j.williams@intel.com> 1562365150 -0700

libnvdimm: add dax_dev sync flag

This patch adds 'DAXDEV_SYNC' flag which is set
for nd_region doing synchronous flush. This later
is used to disable MAP_SYNC functionality for
ext4 & xfs filesystem for devices don't support
synchronous flush.

Signed-off-by: Pankaj Gupta <pagupta@redhat.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>