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.
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