MAP_FILE           58 tools/testing/selftests/proc/proc-self-map-files-001.c 	p = mmap(NULL, PAGE_SIZE, PROT_NONE, MAP_PRIVATE|MAP_FILE, fd, 0);
MAP_FILE           65 tools/testing/selftests/proc/proc-self-map-files-002.c 		p = mmap((void *)va, PAGE_SIZE, PROT_NONE, MAP_PRIVATE|MAP_FILE|MAP_FIXED, fd, 0);