Lines Matching defs:oldbrk
150 unsigned long newbrk, oldbrk;
163 oldbrk = PAGE_ALIGN(current->mm->brk);
165 if (oldbrk == newbrk) {
175 do_munmap(current->mm, newbrk, oldbrk-newbrk);
191 if (find_vma_intersection(current->mm, oldbrk, newbrk+PAGE_SIZE))
204 freepages -= (newbrk-oldbrk) >> PAGE_SHIFT;
211 do_brk(oldbrk, newbrk-oldbrk);
221 unsigned long oldbrk;
225 oldbrk = current->mm->brk;
228 error = oldbrk;