Messages in this thread | | | From | Shuah Khan <> | Date | Wed, 18 Mar 2020 10:35:29 -0600 | Subject | Re: [RFC][PATCH 12/11] selftest/ftrace: Fix function trigger test to handle trace not disabling the tracer |
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On Wed, Mar 18, 2020 at 9:13 AM Steven Rostedt <rostedt@goodmis.org> wrote: > > > From: "Steven Rostedt (VMware)" <rostedt@goodmis.org> > > The ftrace selftest "ftrace - test for function traceon/off triggers" > enables all events and reads the trace file. Now that the trace file does > not disable tracing, and will attempt to continually read new data that is > added, the selftest gets stuck reading the trace file. This is because the > data added to the trace file will fill up quicker than the reading of it. > > By only enabling scheduling events, the read can keep up with the writes. > Instead of enabling all events, only enable the scheduler events. > > Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org> > --- > .../selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
+ linux-kselttest and my LF email.
thanks, -- Shuah
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