tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-hist.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: trace_marker trigger - test histogram trigger
   4 # requires: set_event events/ftrace/print/trigger events/ftrace/print/hist
   5 # flags: instance
   6
   7 fail() { #msg
   8     echo $1
   9     exit_fail
  10 }
  11
  12 echo "Test histogram trace_marker trigger"
  13
  14 echo 'hist:keys=common_pid' > events/ftrace/print/trigger
  15 for i in `seq 1 10` ; do echo "hello" > trace_marker; done
  16 grep 'hitcount: *10$' events/ftrace/print/hist > /dev/null || \
  17     fail "hist trigger did not trigger correct times on trace_marker"
  18
  19 exit 0