Please ignore it.
--Hongzhi
On 2018年07月20日 15:42, Hongzhi.Song wrote:
The debug info can not be written to trace buffer immediately
by thread. So we should sleep some seconds.
Signed-off-by: Hongzhi.Song <[email protected]>
---
meta/lib/oeqa/runtime/cases/ksample.py | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/meta/lib/oeqa/runtime/cases/ksample.py
b/meta/lib/oeqa/runtime/cases/ksample.py
index 260bc3c..3e9cfc6 100644
--- a/meta/lib/oeqa/runtime/cases/ksample.py
+++ b/meta/lib/oeqa/runtime/cases/ksample.py
@@ -18,7 +18,8 @@ class KSample(OERuntimeTestCase):
else:
# check result
result = ("%s" % match_string) in output
- self.assertTrue(result)
+ msg = output
+ self.assertTrue(result, msg)
self.assertEqual(status, 0, cmd)
def check_config(self, config_opt=''):
@@ -126,7 +127,16 @@ class KSampleTest(KSample):
self.cmd_and_check("echo 1 >
/sys/kernel/debug/tracing/events/sample-trace/enable")
self.cmd_and_check("cat
/sys/kernel/debug/tracing/events/sample-trace/enable")
# check result
- self.cmd_and_check("cat /sys/kernel/debug/tracing/trace | grep hello | head -n1 | cut
-d\':\' -f2", " foo_bar")
+ status = 1
+ count = 0
+ while status != 0:
+ time.sleep(1)
+ status, output = self.target.run('cat
/sys/kernel/debug/tracing/trace | grep hello | head -n1 | cut -d\':\' -f2')
+ if " foo_bar" in output:
+ break
+ count = count + 1
+ if count > 5:
+ self.skipTest("Time out for check result")
# disable trace
self.cmd_and_check("echo 0 >
/sys/kernel/debug/tracing/events/sample-trace/enable")
# clean up trace
--
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