On Sat, Dec 23, 2017 at 04:57:04PM -0800, Dan Williams wrote:
In preparation for the dax implementation to start associating dax
to inodes via page->mapping, we need to provide a 'struct
address_space_operations' instance for dax. Otherwise, direct-I/O
triggers incorrect page cache assumptions and warnings.
As mentioned in the previous patch please opencode the ops.
Also now that there are different address space ops please implement
a purely DAX-specific xfs_dax_writepages instead of handling both in