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tests: hwsim: Add more tracing

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Add SKB tracing (which shows now why/where a frame was dropped
in the stack), and also -T for stack trace at each event.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2023-09-25 09:20:49 +02:00 • committed by Jouni Malinen
parent d76dbe6c7c
commit d01f677c2a
1 changed files with 1 additions and 1 deletions
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2
tests/hwsim/run-tests.py
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@ -132,7 +132,7 @@ class DataCollector(object):
def __enter__(self): def __enter__(self):
if self._tracing: if self._tracing:
output = os.path.abspath(os.path.join(self._logdir, '%s.dat' % (self._testname, ))) output = os.path.abspath(os.path.join(self._logdir, '%s.dat' % (self._testname, )))
self._trace_cmd = subprocess.Popen(['trace-cmd', 'record', '-o', output, '-e', 'mac80211', '-e', 'cfg80211', '-e', 'printk', 'sh', '-c', 'echo STARTED ; read l'], self._trace_cmd = subprocess.Popen(['trace-cmd', 'record', '-o', output, '-T', '-e', 'skb', '-e', 'mac80211', '-e', 'cfg80211', '-e', 'printk', 'sh', '-c', 'echo STARTED ; read l'],
stdin=subprocess.PIPE, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=open('/dev/null', 'w'), stderr=open('/dev/null', 'w'),