kref_put
kref_put(&kobj->kref, linux_kobject_release);
kref_put(&((ep)->kref), _c4iw_free_ep); \
kref_put(&to_c4iw_qp(qp)->kref, queue_qp_free);
kref_put(&up->ref_count, up_rel_func);
kref_put(&up->ref_count, up_rel_func);
kref_put(&mc->mcref, release_mc);
kref_put(&mc->mcref, release_mc);
kref_put(&mc->mcref, release_mc);
kref_put(&entry->ref, rdma_user_mmap_entry_free);
kref_put(&entry->ref, rdma_user_mmap_entry_free);
kref_put(&uobject->ref, uverbs_uobject_free);
kref_put(&ufile->ref, ib_uverbs_release_file);
kref_put(&sa_dev->port[i].sm_ah->ref, free_sm_ah);
kref_put(&port->sm_ah->ref, free_sm_ah);
kref_put(&port->sm_ah->ref, free_sm_ah);
kref_put(&query->sm_ah->ref, free_sm_ah);
kref_put(&query->sm_ah->ref, free_sm_ah);
kref_put(&file->ref, ib_uverbs_release_file);
kref_put(&file->ref, ib_uverbs_release_file);
kref_put(&ah->ref, ipoib_free_ah);