HPL_packL Form the MPI structure for the row ring broadcasts.
forms the MPI data type for the panel to be broadcast.
Successful completion is indicated by the returned error code
PANEL (input/output) HPL_T_panel *
On entry, PANEL points to the current panel data structure
INDEX (input) const int
On entry, INDEX points to the first entry of the packed
buffer being broadcast.
LEN (input) const int
On entry, LEN is the length of the packed buffer.
IBUF (input) const int
On entry, IBUF specifies the panel buffer/count/type entries
that should be initialized.