PA_2_SLICE
if ((mnode = slice_to_memnode[PA_2_SLICE(base)]) == -1)
slice_to_memnode[PA_2_SLICE(base)] = mnode;
if ((mnode = slice_to_memnode[PA_2_SLICE(base)]) == -1)
slice_to_memnode[PA_2_SLICE(base)] = mnode;
if ((mnode = slice_to_memnode[PA_2_SLICE(base)]) == -1)
slice_to_memnode[PA_2_SLICE(base)] = mnode;
if ((mnode = slice_to_memnode[PA_2_SLICE(base)]) == -1)
slice_to_memnode[PA_2_SLICE(base)] = mnode;