gather_buf_offset  311 ompi/mca/coll/portals4/coll_portals4_gather.c         uint64_t gather_buf_offset = (ptrdiff_t)request->u.gather.my_rank * request->u.gather.packed_size;
gather_buf_offset  312 ompi/mca/coll/portals4/coll_portals4_gather.c         iov.iov_len = request->u.gather.gather_bytes - gather_buf_offset;
gather_buf_offset  313 ompi/mca/coll/portals4/coll_portals4_gather.c         iov.iov_base = (IOVBASE_TYPE *) (request->u.gather.gather_buf + gather_buf_offset);