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-rwxr-xr-xtools/testing/selftests/sysctl/sysctl.sh42
1 files changed, 42 insertions, 0 deletions
diff --git a/tools/testing/selftests/sysctl/sysctl.sh b/tools/testing/selftests/sysctl/sysctl.sh
index a4262955d30f..0aa8a86140e9 100755
--- a/tools/testing/selftests/sysctl/sysctl.sh
+++ b/tools/testing/selftests/sysctl/sysctl.sh
@@ -39,6 +39,7 @@ ALL_TESTS="$ALL_TESTS 0003:1:1:int_0002"
ALL_TESTS="$ALL_TESTS 0004:1:1:uint_0001"
ALL_TESTS="$ALL_TESTS 0005:3:1:int_0003"
ALL_TESTS="$ALL_TESTS 0006:50:1:bitmap_0001"
+ALL_TESTS="$ALL_TESTS 0007:1:1:boot_int"
test_modprobe()
{
@@ -752,6 +753,46 @@ sysctl_test_0006()
run_bitmaptest
}
+sysctl_test_0007()
+{
+ TARGET="${SYSCTL}/boot_int"
+ if [ ! -f $TARGET ]; then
+ echo "Skipping test for $TARGET as it is not present ..."
+ return $ksft_skip
+ fi
+
+ if [ -d $DIR ]; then
+ echo "Boot param test only possible sysctl_test is built-in, not module:"
+ cat $TEST_DIR/config >&2
+ return $ksft_skip
+ fi
+
+ echo -n "Testing if $TARGET is set to 1 ..."
+ ORIG=$(cat "${TARGET}")
+
+ if [ x$ORIG = "x1" ]; then
+ echo "ok"
+ return 0
+ fi
+ echo "FAIL"
+ echo "Checking if /proc/cmdline contains setting of the expected parameter ..."
+ if [ ! -f /proc/cmdline ]; then
+ echo "/proc/cmdline does not exist, test inconclusive"
+ return 0
+ fi
+
+ FOUND=$(grep -c "sysctl[./]debug[./]test_sysctl[./]boot_int=1" /proc/cmdline)
+ if [ $FOUND = "1" ]; then
+ echo "Kernel param found but $TARGET is not 1, TEST FAILED"
+ rc=1
+ test_rc
+ fi
+
+ echo "Skipping test, expected kernel parameter missing."
+ echo "To perform this test, make sure kernel is booted with parameter: sysctl.debug.test_sysctl.boot_int=1"
+ return $ksft_skip
+}
+
list_tests()
{
echo "Test ID list:"
@@ -766,6 +807,7 @@ list_tests()
echo "0004 x $(get_test_count 0004) - tests proc_douintvec()"
echo "0005 x $(get_test_count 0005) - tests proc_douintvec() array"
echo "0006 x $(get_test_count 0006) - tests proc_do_large_bitmap()"
+ echo "0007 x $(get_test_count 0007) - tests setting sysctl from kernel boot param"
}
usage()