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#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Test wakeup tracer # requires: wakeup:tracer chrt:program echo wakeup > current_tracer echo 1 > tracing_on echo 0 > tracing_max_latency : "Wakeup higher priority task" chrt -f 5 sleep 1 echo 0 > tracing_on grep '+ \[[[:digit:]]*\]' trace grep '==> \[[[:digit:]]*\]' trace