tools/testing/selftests/ftrace/test.d/ftrace/func-filter-stacktrace.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: ftrace - stacktrace filter command
   4 # flags: instance
   5
   6 check_filter_file set_ftrace_filter
   7
   8 echo _do_fork:stacktrace >> set_ftrace_filter
   9
  10 grep -q "_do_fork:stacktrace:unlimited" set_ftrace_filter
  11
  12 (echo "forked"; sleep 1)
  13
  14 grep -q "<stack trace>" trace