Messages in this thread | | | Date | Thu, 29 Aug 2013 19:41:28 +0530 | Subject | wakeup tracer not able to capture traces on 3.4 kernel | From | Prabhat Kumar Ravi <> |
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Hi,
I trying to capture traces through wakeup tracer, but not able to capture it on 3.4 kernel with cortex A9 processor, armv7. {{{ / # mount -t debugfs nodev /debug / # sysctl kernel.ftrace_enabled=1 kernel.ftrace_enabled = 1 / # echo wakeup > /debug/tracing/current_tracer / # echo latency-format > /debug/tracing/trace_options / # echo 0 > /debug/tracing/tracing_max_latency / # echo 1 > /debug/tracing/tracing_on / # sleep 10 / # echo 0 > /debug/tracing/tracing_on / # cat /debug/tracing/trace # tracer: wakeup # }}}
Please suggest me where I am wrong.
Regards, Prabhat
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