include <linux/stat.h>
include <uapi/linux/fuse.h>
include <uapi/linux/fcntl.h>
include <include/linux/kernfs.h>

resource fd_swappiness[fd]
openat$fd_swappiness(fd const[AT_FDCWD], file ptr[in, string["/dev/memcg/memory.swappiness"]], flags const[O_RDWR], mode const[0]) fd_swappiness

write$swappiness(fd fd_swappiness, data ptr[in, int32], len bytesize[data])

type read_swappiness array[int8, 1024]
read$swappiness(fd fd_swappiness, buf ptr[out, read_swappiness], len bytesize[buf])