selftests/mm/cow.c

725 	ret = madvise(mem, pagesize, MADV_NOHUGEPAGE);
736 		madvise(mem, pagesize, MADV_PAGEOUT);
789 	ret = madvise(mem, thpsize, MADV_HUGEPAGE);
836 		ret = madvise(mem + pagesize, thpsize - pagesize, MADV_DONTNEED);
869 		ret = madvise(mem + pagesize, thpsize - pagesize, MADV_DONTFORK);
883 		ret = madvise(mem + pagesize, thpsize - pagesize, MADV_DOFORK);
897 		madvise(mem, size, MADV_PAGEOUT);
1223 		ret = madvise(mem, size, MADV_COLLAPSE);
1235 		ret = madvise(mem + size / 2, size / 2, MADV_DONTFORK);
1243 		ret = madvise(mem, size / 2, MADV_DONTFORK);
1287 		ret = madvise(mem, size, MADV_DOFORK);
1297 		ret = madvise(mem, size, MADV_COLLAPSE);
1497 	ret = madvise(mem, pmdsize, MADV_HUGEPAGE);
1498 	ret |= madvise(smem, pmdsize, MADV_HUGEPAGE);