52 		perror("fopen");  in get_vm_area()
96 		perror("fopen pagemap");  in get_pageflags()
103 		perror("fseek pagemap");  in get_pageflags()
108 		perror("fread pagemap");  in get_pageflags()
123 		perror("fopen kpageflags");  in get_kpageflags()
128 		perror("fseek kpageflags");  in get_kpageflags()
133 		perror("fread kpageflags");  in get_kpageflags()
155 		perror("fopen smaps");  in seek_to_smaps_entry()
359 		perror("test_mlock_locked mmap");  in test_mlock_lock()
368 		perror("mlock2(0)");  in test_mlock_lock()
377 		perror("munlock()");  in test_mlock_lock()
468 		perror("test_mlock_locked mmap");  in test_mlock_onfault()
477 		perror("mlock2(MLOCK_ONFAULT)");  in test_mlock_onfault()
490 		perror("munlock()");  in test_mlock_onfault()
511 		perror("test_mlock_locked mmap");  in test_lock_onfault_of_present()
522 		perror("mlock2(MLOCK_ONFAULT)");  in test_lock_onfault_of_present()
559 		perror("test_munlockall mmap");  in test_munlockall()
564 		perror("mlockall(MCL_CURRENT)");  in test_munlockall()
572 		perror("munlockall()");  in test_munlockall()
585 		perror("test_munlockall second mmap");  in test_munlockall()
590 		perror("mlockall(MCL_CURRENT | MCL_ONFAULT)");  in test_munlockall()
598 		perror("munlockall()");  in test_munlockall()
606 		perror("mlockall(MCL_CURRENT | MCL_FUTURE)");  in test_munlockall()
614 		perror("munlockall()");  in test_munlockall()
639 		perror("mmap()");  in test_vma_management()
648 		perror("mlock(ONFAULT)\n");  in test_vma_management()
671 		perror("munlock()");  in test_vma_management()
690 		perror("munlock()");  in test_vma_management()
718 		perror("mlockall");  in test_mlockall()