5.9.2 bpftrace -l 'usdt:*' doesnt run on new version.

[asmca]

book section 5.9.2, page 150,
quote"""

bpftrace -l 'usdt:/usr/local/cpython/python'

usdt:/usr/local/cpython/python:line
usdt:/usr/local/cpython/python:function__entry
usdt:/usr/local/cpython/python:function__return
......
"""

on my env:
Oracle Linux 7.9
kernel: 5.4.17-2136.304.1.el7uek.x86_64

bpftrace-0.13.0-2.el7.x86_64
$bpftrace --version
bpftrace v0.13.0

[root@EL7 ~]$bpftrace -l 'usdt:/usr/bin/python'
stdin:1:1-21: ERROR: usdt probe type requires 2 or 3 arguments
usdt:/usr/bin/python

seems bpftrace -l parameter changes in newer versions.

[tmcgilchrist]

If you extend the command to bpftrace -l 'usdt:*:*' with the extra :* it will show the matched probes. The same change should work for the python example.