new_end          2630 user/usertests.c   char *i, *prev_end, *new_end;
new_end          2637 user/usertests.c   new_end = prev_end + REGION_SZ;
new_end          2639 user/usertests.c   for (i = prev_end + PGSIZE; i < new_end; i += 64 * PGSIZE)
new_end          2642 user/usertests.c   for (i = prev_end + PGSIZE; i < new_end; i += 64 * PGSIZE) {
new_end          2659 user/usertests.c   char *i, *prev_end, *new_end;
new_end          2666 user/usertests.c   new_end = prev_end + REGION_SZ;
new_end          2668 user/usertests.c   for (i = prev_end + PGSIZE; i < new_end; i += PGSIZE * PGSIZE)
new_end          2671 user/usertests.c   for (i = prev_end + PGSIZE; i < new_end; i += PGSIZE * PGSIZE) {