You keep forgetting to Cc Shuah's other email.
On Tue, 5 May 2020 18:14:45 +0800
Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx> wrote:
> The UNRESOLVED state is much more apporiate than the UNSUPPORTED state
> for the absence of the test module, as it matches "test was set up
> incorrectly" situation in the README file.
>
> A possible scenario is that the function was enabled (supported by the
> kernel) but the module was not installed properly, in this case we
> cannot call this as UNSUPPORTED.
>
> This change also make it consistent with other module-related tests
> in ftrace.
Acked-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
Shuah,
Can you take this after Masami gives his ack (if he does that is).
Thanks,
-- Steve
>
> Signed-off-by: Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx>
> ---
> .../testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc b/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc
> index cbd1743..2b82c80e 100644
> --- a/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc
> +++ b/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc
> @@ -17,7 +17,14 @@ unsup() { #msg
> exit_unsupported
> }
>
> -modprobe $MOD || unsup "$MOD module not available"
> +unres() { #msg
> + reset_tracer
> + rmmod $MOD || true
> + echo $1
> + exit_unresolved
> +}
> +
> +modprobe $MOD || unres "$MOD module not available"
> rmmod $MOD
>
> grep -q "preemptoff" available_tracers || unsup "preemptoff tracer not enabled"
