rotate_key_fd 247 tools/testing/selftests/net/tcp_fastopen_backup_key.c int rotate_key_fd = 0; rotate_key_fd 265 tools/testing/selftests/net/tcp_fastopen_backup_key.c rotate_key(rcv_fds[rotate_key_fd]); rotate_key_fd 266 tools/testing/selftests/net/tcp_fastopen_backup_key.c if (++rotate_key_fd >= N_LISTEN) rotate_key_fd 267 tools/testing/selftests/net/tcp_fastopen_backup_key.c rotate_key_fd = 0;