167 		ksft_print_msg("Disabling (unmerging) KSM failed\n");  in __mmap_and_merge_range()
179 		ksft_print_msg("mmap() failed\n");  in __mmap_and_merge_range()
185 		ksft_print_msg("MADV_NOHUGEPAGE failed\n");  in __mmap_and_merge_range()
193 		ksft_print_msg("mprotect() failed\n");  in __mmap_and_merge_range()
206 			ksft_print_msg("PR_SET_MEMORY_MERGE=1 failed\n");  in __mmap_and_merge_range()
212 			ksft_print_msg("MADV_MERGEABLE failed\n");  in __mmap_and_merge_range()
222 		ksft_print_msg("Running KSM failed\n");  in __mmap_and_merge_range()
249 		ksft_test_result_fail("Merging memory failed");  in mmap_and_merge_range()
270 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");  in test_unmerge()
290 		ksft_test_result_skip("open(\"/proc/self/ksm_stat\") failed\n");  in test_unmerge_zero_pages()
294 		ksft_test_result_skip("open \"/sys/kernel/mm/ksm/use_zero_pages\" failed\n");  in test_unmerge_zero_pages()
298 		ksft_test_result_skip("write \"/sys/kernel/mm/ksm/use_zero_pages\" failed\n");  in test_unmerge_zero_pages()
316 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");  in test_unmerge_zero_pages()
357 		ksft_test_result_fail("MADV_DONTNEED failed\n");  in test_unmerge_discarded()
362 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");  in test_unmerge_discarded()
390 		ksft_test_result_skip("__NR_userfaultfd failed\n");  in test_unmerge_uffd_wp()
398 		ksft_test_result_fail("UFFDIO_API failed\n");  in test_unmerge_uffd_wp()
408 		ksft_test_result_fail("UFFDIO_REGISTER_MODE_WP failed\n");  in test_unmerge_uffd_wp()
417 		ksft_test_result_fail("UFFDIO_WRITEPROTECT failed\n");  in test_unmerge_uffd_wp()
422 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");  in test_unmerge_uffd_wp()
447 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=1 failed\n");  in test_prctl()
453 		ksft_test_result_fail("PR_GET_MEMORY_MERGE failed\n");  in test_prctl()
462 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=0 failed\n");  in test_prctl()
468 		ksft_test_result_fail("PR_GET_MEMORY_MERGE failed\n");  in test_prctl()
503 		ksft_test_result_fail("Merge in child failed\n");  in test_child_ksm_err()
521 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=1 failed\n");  in test_prctl_fork()
529 		ksft_test_result_fail("fork() failed\n");  in test_prctl_fork()
534 		ksft_test_result_fail("waitpid() failed\n");  in test_prctl_fork()
545 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=0 failed\n");  in test_prctl_fork()
564 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=1 failed\n");  in test_prctl_fork_exec()
570 		ksft_test_result_skip("fork() failed\n");  in test_prctl_fork_exec()
592 		ksft_test_result_fail("waitpid() failed\n");  in test_prctl_fork_exec()
597 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=0 failed\n");  in test_prctl_fork_exec()
616 		ksft_test_result_fail("PR_SET_MEMORY_MERGE=0 failed\n");  in test_prctl_unmerge()
642 			ksft_test_result_fail("ptrace write failed\n");  in test_prot_none()
649 		ksft_test_result_fail("MADV_UNMERGEABLE failed\n");  in test_prot_none()
663 		ksft_exit_fail_msg("opening /proc/self/mem failed\n");  in init_global_file_handles()
666 		ksft_exit_skip("open(\"/sys/kernel/mm/ksm/run\") failed\n");  in init_global_file_handles()
669 		ksft_exit_skip("open(\"/sys/kernel/mm/ksm/full_scans\") failed\n");  in init_global_file_handles()
672 		ksft_exit_skip("open(\"/proc/self/pagemap\") failed\n");  in init_global_file_handles()
716 		ksft_exit_fail_msg("%d out of %d tests failed\n",  in main()