ceph_entity_inst
struct ceph_entity_inst *inst = &fsc->client->msgr.inst;
struct ceph_entity_inst inst; /* my name+address */
struct ceph_entity_inst mon_inst[] __counted_by(num_mon);
struct ceph_entity_inst src, orig_src;
struct ceph_entity_inst *inst =
struct ceph_entity_inst *inst = &monc->monmap->mon_inst[i];
struct ceph_entity_inst *inst = &monmap->mon_inst[i];