selftests/mm/ksm_functional_tests.c

233 	if (madvise(map, size, MADV_UNMERGEABLE)) {
234 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");
279 	if (madvise(map, size / 2, MADV_UNMERGEABLE)) {
280 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");
325 	if (madvise(map, size, MADV_UNMERGEABLE)) {
326 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");
385 	if (madvise(map, size, MADV_UNMERGEABLE)) {
386 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");
585 	if (madvise(map + size / 2, size / 2, MADV_UNMERGEABLE)) {
586 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");