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OSCL-LXR

 
 

    


0001 #!/bin/sh
0002 # SPDX-License-Identifier: GPL-2.0
0003 # description: Test wakeup tracer
0004 # requires: wakeup:tracer
0005 
0006 if ! which chrt ; then
0007   echo "chrt is not found. This test requires nice command."
0008   exit_unresolved
0009 fi
0010 
0011 echo wakeup > current_tracer
0012 echo 1 > tracing_on
0013 echo 0 > tracing_max_latency
0014 
0015 : "Wakeup higher priority task"
0016 chrt -f 5 sleep 1
0017 
0018 echo 0 > tracing_on
0019 grep '+ \[[[:digit:]]*\]' trace
0020 grep '==> \[[[:digit:]]*\]' trace
0021