[SRU][G][H][I][UNSTABLE][PATCH 0/1] selftests/ftrace: fix event-no-pid on 1-core machine
stefan.bader at canonical.com
Tue Jul 6 08:37:20 UTC 2021
On 05.07.21 17:47, Krzysztof Kozlowski wrote:
> BugLink: https://bugs.launchpad.net/bugs/1927749
> SRU Justification:
> * Kernel selftests ftrace test fails on small machines which makes it
> difficult/impossible to spot real ftrace failure.
> * Only 1-core CPUs are affected.
> * When running event-no-pid test on small machines (e.g. cloud 1-core
> instance), other events might not happen.
> * Schedule a simple sleep task to be sure that some other process events
> get recorded.
> * Fix accepted in mainline (v5.14-rc1 merge window).
> [Test Plan]
> * Run ftrace test from kernel selftests.
> [Where problems could occur]
> * Only kernel selftests should be affected.
> * ftrace test can have false positives or negatives.
> Best regards,
> Krzysztof Kozlowski (1):
> selftests/ftrace: fix event-no-pid on 1-core machine
> .../testing/selftests/ftrace/test.d/event/event-no-pid.tc | 7 +++++++
> 1 file changed, 7 insertions(+)
I just noticed that in the submission you say nothing about Focal, but the bug
report is having a task for it. Could you clarify please?
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