use funclatency

/virtual/main.c:43:9: error: no member named 'atomic_increment' in 'struct avg_table_t'
avg.atomic_increment(lat, delta);
~~~ ^
/virtual/main.c:44:9: error: no member named 'atomic_increment' in 'struct avg_table_t'
avg.atomic_increment(cnt);
~~~ ^
/virtual/main.c:47:10: error: no member named 'atomic_increment' in 'struct dist_table_t'
dist.atomic_increment(bpf_log2l(delta));
~~~~ ^
3 errors generated.
Traceback (most recent call last):
File "funclatency.py", line 317, in
b = BPF(text=bpf_text)
File "/usr/lib/python3.6/site-packages/bcc/__init__.py", line 347, in __init__
raise Exception("Failed to compile BPF module %s" % (src_file or ""))
Exception: Failed to compile BPF module