Lines Matching defs:oldbrk
200 unsigned long newbrk, oldbrk, origbrk;
231 * of oldbrk with newbrk then it can escape the test and let the data
240 oldbrk = PAGE_ALIGN(mm->brk);
241 if (oldbrk == newbrk) {
259 ret = __do_munmap(mm, newbrk, oldbrk-newbrk, &uf, true);
270 next = find_vma(mm, oldbrk);
275 if (do_brk_flags(oldbrk, newbrk-oldbrk, 0, &uf) < 0)
280 populate = newbrk > oldbrk && (mm->def_flags & VM_LOCKED) != 0;
287 mm_populate(oldbrk, newbrk - oldbrk);