GRU_NUM_TGH
return GRU_NUM_TGH * GRU_CACHE_LINE_BYTES;
if (GRU_NUM_TGH * GRU_CACHE_LINE_BYTES > ubufend - ubuf)
for (i = 0; i < GRU_NUM_TGH; i++) {
n = GRU_NUM_TGH - gru->gs_tgh_first_remote;