19 	int i, fd;  in read_rss()  local
22 	fd = open("/proc/self/statm", O_RDONLY);  in read_rss()
23 	assert(fd > 2);  in read_rss()
25 	read(fd, buf, sizeof(buf) - 1);  in read_rss()
32 static void do_mmap(int fd, int extra_flags, int unmap)  in do_mmap()  argument
40 	p = mmap(NULL, length, PROT_READ | PROT_WRITE, flags, fd, 0);  in do_mmap()
57 	int fd, err;  in open_file()  local
60 	fd = open(path, O_CREAT | O_RDWR | O_TRUNC | O_EXCL  in open_file()
62 	assert(fd > 2);  in open_file()
64 	err = ftruncate(fd, length);  in open_file()
66 	return fd;  in open_file()
71 	int hugefd, fd;  in main()  local
73 	fd = open_file("/dev/shm/hugetlbhog");  in main()
78 	do_mmap(fd, 0, 1);  in main()