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| author | Zheng Yejian <zhengyejian1@huawei.com> | 2023-08-05 11:38:16 +0800 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2023-08-16 15:13:40 -0400 |
| commit | 5450be6befc63670f2c05aa6773a8e437b39a3fe (patch) | |
| tree | 2d4581b2ac4bd781ccb6f213e8b44e67975f0ae8 /scripts/gdb/linux/utils.py | |
| parent | b71645d6af10196c46cbe3732de2ea7d36b3ff6d (diff) | |
selftests/ftrace: Add a basic testcase for snapshot
This testcase is constrived to reproduce a problem that the cpu buffers
become unavailable which is due to 'record_disabled' of array_buffer and
max_buffer being messed up.
Local test result after bugfix:
# ./ftracetest test.d/00basic/snapshot1.tc
=== Ftrace unit tests ===
[1] Snapshot and tracing_cpumask [PASS]
[2] (instance) Snapshot and tracing_cpumask [PASS]
# of passed: 2
# of failed: 0
# of unresolved: 0
# of untested: 0
# of unsupported: 0
# of xfailed: 0
# of undefined(test bug): 0
Link: https://lkml.kernel.org/r/20230805033816.3284594-3-zhengyejian1@huawei.com
Cc: <mhiramat@kernel.org>
Cc: <vnagarnaik@google.com>
Cc: <shuah@kernel.org>
Signed-off-by: Zheng Yejian <zhengyejian1@huawei.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'scripts/gdb/linux/utils.py')
0 files changed, 0 insertions, 0 deletions