272 	long chg = 0;  in region_chg()  local
298 		chg = t - f;  in region_chg()
305 	chg = t - f;  in region_chg()
318 			chg += rg->to - t;  in region_chg()
321 		chg -= rg->to - rg->from;  in region_chg()
328 	return chg;  in region_chg()
331 	return chg;  in region_chg()
338 	long chg = 0;  in region_truncate()  local
350 		chg = rg->to - end;  in region_truncate()
359 		chg += rg->to - rg->from;  in region_truncate()
366 	return chg;  in region_truncate()
373 	long chg = 0;  in region_count()  local
389 		chg += seg_to - seg_from;  in region_count()
393 	return chg;  in region_count()
557 static int vma_has_reserves(struct vm_area_struct *vma, long chg)  in vma_has_reserves()  argument
569 		if (vma->vm_flags & VM_MAYSHARE && chg == 0)  in vma_has_reserves()
629 				long chg)  in dequeue_huge_page_vma()  argument
644 	if (!vma_has_reserves(vma, chg) &&  in dequeue_huge_page_vma()
664 				if (!vma_has_reserves(vma, chg))  in dequeue_huge_page_vma()
1439 	long chg;  in vma_needs_reservation()  local
1446 	chg = region_chg(resv, idx, idx + 1);  in vma_needs_reservation()
1449 		return chg;  in vma_needs_reservation()
1451 		return chg < 0 ? chg : 0;  in vma_needs_reservation()
1473 	long chg;  in alloc_huge_page()  local
1486 	chg = vma_needs_reservation(h, vma, addr);  in alloc_huge_page()
1487 	if (chg < 0)  in alloc_huge_page()
1489 	if (chg || avoid_reserve)  in alloc_huge_page()
1498 	page = dequeue_huge_page_vma(h, vma, addr, avoid_reserve, chg);  in alloc_huge_page()
1520 	if (chg || avoid_reserve)  in alloc_huge_page()
3567 	long ret, chg;  in hugetlb_reserve_pages()  local
3590 		chg = region_chg(resv_map, from, to);  in hugetlb_reserve_pages()
3597 		chg = to - from;  in hugetlb_reserve_pages()
3603 	if (chg < 0) {  in hugetlb_reserve_pages()
3604 		ret = chg;  in hugetlb_reserve_pages()
3613 	gbl_reserve = hugepage_subpool_get_pages(spool, chg);  in hugetlb_reserve_pages()
3626 		(void)hugepage_subpool_put_pages(spool, chg);  in hugetlb_reserve_pages()
3654 	long chg = 0;  in hugetlb_unreserve_pages()  local
3659 		chg = region_truncate(resv_map, offset);  in hugetlb_unreserve_pages()
3668 	gbl_reserve = hugepage_subpool_put_pages(spool, (chg - freed));  in hugetlb_unreserve_pages()