Path: blob/master/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
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#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Test wakeup RT tracer # requires: wakeup_rt:tracer chrt:program echo wakeup_rt > current_tracer echo 1 > tracing_on echo 0 > tracing_max_latency : "Wakeup a realtime task" chrt -f 5 sleep 1 echo 0 > tracing_on grep "+ \[[[:digit:]]*\]" trace grep "==> \[[[:digit:]]*\]" trace