PAGE_CPA_TEST 177 arch/x86/mm/pageattr-test.c err = change_page_attr_set(&test_addr, len[i], PAGE_CPA_TEST, 0); PAGE_CPA_TEST 210 arch/x86/mm/pageattr-test.c err = change_page_attr_clear(&test_addr, len[i], PAGE_CPA_TEST, 0);