[PATCH 09/17] tests: hwsim: add more tracing

Johannes Berg johannes at sipsolutions.net
Mon Sep 25 00:20:49 PDT 2023


From: Johannes Berg <johannes.berg at intel.com>

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 at intel.com>
---
 tests/hwsim/run-tests.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/hwsim/run-tests.py b/tests/hwsim/run-tests.py
index f63bb567766c..0d69f303c103 100755
--- a/tests/hwsim/run-tests.py
+++ b/tests/hwsim/run-tests.py
@@ -132,7 +132,7 @@ class DataCollector(object):
     def __enter__(self):
         if self._tracing:
             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,
                                                stdout=subprocess.PIPE,
                                                stderr=open('/dev/null', 'w'),
-- 
2.41.0




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