ceph_start_encoding
ceph_start_encoding(&p, 2, 1, buf_size - CEPH_ENCODING_START_BLK_LEN);
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(&p, 1, 1,
ceph_start_encoding(p, 1, 1, sizeof(addr->type) +
ceph_start_encoding(p, 4, 3, hoid_encoding_size(hoid));
ceph_start_encoding(p, 1, 1, CEPH_PGID_ENCODING_LEN + 1);
ceph_start_encoding(p, 5, 4, ceph_oloc_encoding_size(oloc));
ceph_start_encoding(&p, 2, 2, sizeof(struct ceph_osd_reqid));