tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-createremove.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: event trigger - test synthetic event create remove
   4
   5 fail() { #msg
   6     echo $1
   7     exit_fail
   8 }
   9
  10 if [ ! -f set_event ]; then
  11     echo "event tracing is not supported"
  12     exit_unsupported
  13 fi
  14
  15 if [ ! -f synthetic_events ]; then
  16     echo "synthetic event is not supported"
  17     exit_unsupported
  18 fi
  19
  20 echo "Test create synthetic event"
  21
  22 echo 'wakeup_latency  u64 lat pid_t pid char comm[16]' > synthetic_events
  23 if [ ! -d events/synthetic/wakeup_latency ]; then
  24     fail "Failed to create wakeup_latency synthetic event"
  25 fi
  26
  27 reset_trigger
  28
  29 echo "Test remove synthetic event"
  30 echo '!wakeup_latency  u64 lat pid_t pid char comm[16]' >> synthetic_events
  31 if [ -d events/synthetic/wakeup_latency ]; then
  32     fail "Failed to delete wakeup_latency synthetic event"
  33 fi
  34
  35 reset_trigger
  36
  37 echo "Test create synthetic event with an error"
  38 echo 'wakeup_latency  u64 lat pid_t pid char' > synthetic_events > /dev/null
  39 if [ -d events/synthetic/wakeup_latency ]; then
  40     fail "Created wakeup_latency synthetic event with an invalid format"
  41 fi
  42
  43 exit 0