tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: event trigger - test traceon/off trigger
   4 # requires: set_event events/sched/sched_process_fork/trigger
   5
   6 fail() { #msg
   7     echo $1
   8     exit_fail
   9 }
  10
  11 echo "Test traceoff trigger"
  12 echo 1 > tracing_on
  13 echo 'traceoff' > events/sched/sched_process_fork/trigger
  14 ( echo "forked")
  15 if [ `cat tracing_on` -ne 0 ]; then
  16     fail "traceoff trigger on sched_process_fork did not work"
  17 fi
  18
  19 reset_trigger
  20
  21 echo "Test traceon trigger"
  22 echo 0 > tracing_on
  23 echo 'traceon' > events/sched/sched_process_fork/trigger
  24 ( echo "forked")
  25 if [ `cat tracing_on` -ne 1 ]; then
  26     fail "traceoff trigger on sched_process_fork did not work"
  27 fi
  28
  29 reset_trigger
  30
  31 echo "Test semantic error for traceoff/on trigger"
  32 ! echo 'traceoff:badparam' > events/sched/sched_process_fork/trigger
  33 ! echo 'traceoff+0' > events/sched/sched_process_fork/trigger
  34 echo 'traceon' > events/sched/sched_process_fork/trigger
  35 ! echo 'traceon' > events/sched/sched_process_fork/trigger
  36 ! echo 'traceoff' > events/sched/sched_process_fork/trigger
  37
  38 exit 0