V_savhash_mask
#define SAVHASH_HASHVAL(spi) (key_u32hash(spi) & V_savhash_mask)
for (i = 0; i < V_savhash_mask + 1; i++)
V_savhashtbl = hashinit(SAVHASH_NHASH, M_IPSEC_SA, &V_savhash_mask);
for (i = 0; i < V_savhash_mask + 1; i++)
hashdestroy(V_savhashtbl, M_IPSEC_SA, V_savhash_mask);