On Wed, Feb 12, 2020 at 12:07:29PM -0500, Vivek Goyal wrote: > Add a new field "sector_t dax_offset" to "struct iomap". This will be > filled by filesystems and dax code will make use of this to convert > sector into page offset (dax_pgoff()), instead of bdev_dax_pgoff(). This > removes the dependency of having to pass in block device for dax operations. NAK. The iomap is not a structure to bolt random layering violation onto.