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Mike Leach authored
Return stack is a programmable option on some ETM and PTM hardware. Adds the option flags to enable this from the perf event command line. Signed-off-by:
Mike Leach <mike.leach@linaro.org> Signed-off-by:
Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
b97971be