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

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: Generic dynamic event - add/remove kprobe events
   4 # requires: dynamic_events "place: [<module>:]<symbol>":README "place (kretprobe): [<module>:]<symbol>":README
   5
   6 echo 0 > events/enable
   7 echo > dynamic_events
   8
   9 PLACE=$FUNCTION_FORK
  10
  11 echo "p:myevent1 $PLACE" >> dynamic_events
  12 echo "r:myevent2 $PLACE" >> dynamic_events
  13
  14 grep -q myevent1 dynamic_events
  15 grep -q myevent2 dynamic_events
  16 test -d events/kprobes/myevent1
  17 test -d events/kprobes/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