tools/testing/selftests/ftrace/test.d/kprobe/kprobe_non_uniq_symbol.tc

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 # description: Test failure of registering kprobe on non unique symbol
   4 # requires: kprobe_events
   5
   6 SYMBOL='name_show'
   7
   8 # We skip this test on kernel where SYMBOL is unique or does not exist.
   9 if [ "$(grep -c -E "[[:alnum:]]+ t ${SYMBOL}" /proc/kallsyms)" -le '1' ]; then
  10         exit_unsupported
  11 fi
  12
  13 ! echo "p:test_non_unique ${SYMBOL}" > kprobe_events