On Mon, Jun 27, 2022 at 09:29:50PM -0500, Mike Christie wrote: > This patch adds a callout to configure a backend's unmap settings. This > will be used in this patchset to allow userspace to setup unmap after > the initial device setup similar to how we can setup the other attrs > post device configuration. > > Signed-off-by: Mike Christie <michael.christie@xxxxxxxxxx> Looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>