tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: Generic dynamic event - add/remove fprobe events
   4 # requires: dynamic_events "f[:[<group>/][<event>]] <func-name>[%return] [<args>]":README
   5
   6 echo 0 > events/enable
   7 echo > dynamic_events
   8
   9 PLACE=$FUNCTION_FORK
  10
  11 echo "f:myevent1 $PLACE" >> dynamic_events
  12 echo "f:myevent2 $PLACE%return" >> dynamic_events
  13
  14 grep -q myevent1 dynamic_events
  15 grep -q myevent2 dynamic_events
  16 test -d events/fprobes/myevent1
  17 test -d events/fprobes/myevent2
  18
  19 echo "-:myevent2" >> dynamic_events
  20
  21 grep -q myevent1 dynamic_events
  22 ! grep -q myevent2 dynamic_events
  23
  24 echo > dynamic_events
  25
  26 clear_trace