b8b637d770ef ("ublk: fix build warning on iov_iter_get_pages2")
981f95a571e3 ("ublk: cleanup ublk_copy_user_pages")
ae9f5ccea4c2 ("block: ublk_drv: cleanup 'struct ublk_map_data'")
2f3af723447c ("block: ublk_drv: add two helpers to clean up map/unmap request")
23ef8220f287 ("block: ublk_drv: don't consider flush request in map/unmap io")