NUM_MKEYS_PER_PAGE
u32 mkeys[NUM_MKEYS_PER_PAGE];
unsigned long tmp = ent->mkeys_queue.ci % NUM_MKEYS_PER_PAGE;
ent->mkeys_queue.num_pages * NUM_MKEYS_PER_PAGE) {
unsigned long tmp = (ent->mkeys_queue.ci - 1) % NUM_MKEYS_PER_PAGE;