1include <linux/stat.h> 2include <uapi/linux/fuse.h> 3include <uapi/linux/fcntl.h> 4include <include/linux/kernfs.h> 5 6resource fd_zswapd_pid[fd] 7openat$fd_zswapd_pid(fd const[AT_FDCWD], file ptr[in, string["/dev/memcg/memory.zswapd_pid"]], flags const[O_RDWR], mode const[0]) fd_zswapd_pid 8 9type read_fd_zswapd_pid array[int8, 1024] 10read$ZSWAPD_PID(fd fd_zswapd_pid, buf ptr[out, read_fd_zswapd_pid], len bytesize[buf])