CEPH_SUB_OSDMAP
[CEPH_SUB_OSDMAP] = "osdmap",
while (monc->subs[CEPH_SUB_OSDMAP].have < epoch) {
monc->subs[CEPH_SUB_OSDMAP].have >= epoch,
__ceph_monc_want_map(monc, CEPH_SUB_OSDMAP, 0, false);
if (ceph_monc_want_map(&osdc->client->monc, CEPH_SUB_OSDMAP,
ceph_monc_got_map(&osdc->client->monc, CEPH_SUB_OSDMAP,