virtp             446 ompi/mca/coll/libnbc/nbc_ialltoall.c   int res, speer, rpeer, virtp;
virtp             470 ompi/mca/coll/libnbc/nbc_ialltoall.c     virtp = (p / 2 + 1) * 2;
virtp             472 ompi/mca/coll/libnbc/nbc_ialltoall.c     stmpbuf = (char *)tmpbuf + datasize * (p + virtp / 2);