ceph_mds_reply_inode
struct ceph_mds_reply_inode in = { };
struct ceph_mds_reply_inode *info = iinfo->in;
ceph_decode_need(p, end, sizeof(struct ceph_mds_reply_inode), bad);
*p += sizeof(struct ceph_mds_reply_inode) +
struct ceph_mds_reply_inode *in;