tools/testing/selftests/locking/ww_mutex.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 # Kselftest framework requirement - SKIP code is 4.
   5 ksft_skip=4
   6
   7 # Runs API tests for struct ww_mutex (Wait/Wound mutexes)
   8 if ! /sbin/modprobe -q -n test-ww_mutex; then
   9         echo "ww_mutex: module test-ww_mutex is not found [SKIP]"
  10         exit $ksft_skip
  11 fi
  12
  13 if /sbin/modprobe -q test-ww_mutex; then
  14        /sbin/modprobe -q -r test-ww_mutex
  15        echo "locking/ww_mutex: ok"
  16 else
  17        echo "locking/ww_mutex: [FAIL]"
  18        exit 1
  19 fi