On Fri, 2017-06-09 at 13:24 -0700, Dan Williams wrote: > Allow device-mapper to route flush operations to the > per-target implementation. In order for the device stacking to work > we need a dax_dev and a pgoff relative to that device. This gives > each layer of the stack the information it needs to look up the > operation pointer for the next level. > > This conceptually allows for an array of mixed device drivers with > varying flush implementations. > > Cc: Toshi Kani <toshi.k...@hpe.com> > Reviewed-by: Mike Snitzer <snit...@redhat.com> > Signed-off-by: Dan Williams <dan.j.willi...@intel.com>
Looks good to me. Reviewed-by: Toshi Kani <toshi.k...@hpe.com> Thanks, -Toshi
