* [to-be-updated] test_sysctl-add-simple-proc_dointvec-case.patch removed from -mm tree
@ 2017-06-29 19:35 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2017-06-29 19:35 UTC (permalink / raw)
To: ebiederm, keescook, mcgrof, mm-commits, shuah
The patch titled
Subject: test_sysctl: add simple proc_dointvec() case
has been removed from the -mm tree. Its filename was
test_sysctl-add-simple-proc_dointvec-case.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
From: "Luis R. Rodriguez" <mcgrof@kernel.org>
Subject: test_sysctl: add simple proc_dointvec() case
Test against a simple proc_dointvec() case. While at it, add a test
against INT_MAX. Make sure INT_MAX works, and INT_MAX+1 will fail. Also
test negative values work.
Link: http://lkml.kernel.org/r/20170525233729.18530-5-mcgrof@kernel.org
Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
lib/test_sysctl.c | 11 +++
tools/testing/selftests/sysctl/sysctl.sh | 62 +++++++++++++++++++++
2 files changed, 73 insertions(+)
diff -puN lib/test_sysctl.c~test_sysctl-add-simple-proc_dointvec-case lib/test_sysctl.c
--- a/lib/test_sysctl.c~test_sysctl-add-simple-proc_dointvec-case
+++ a/lib/test_sysctl.c
@@ -41,11 +41,15 @@ static int i_one_hundred = 100;
struct test_sysctl_data {
int int_0001;
+ int int_0002;
+
char string_0001[65];
};
static struct test_sysctl_data test_data = {
.int_0001 = 60,
+ .int_0002 = 1,
+
.string_0001 = "(none)",
};
@@ -61,6 +65,13 @@ static struct ctl_table test_table[] = {
.extra2 = &i_one_hundred,
},
{
+ .procname = "int_0002",
+ .data = &test_data.int_0002,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec,
+ },
+ {
.procname = "string_0001",
.data = &test_data.string_0001,
.maxlen = sizeof(test_data.string_0001),
diff -puN tools/testing/selftests/sysctl/sysctl.sh~test_sysctl-add-simple-proc_dointvec-case tools/testing/selftests/sysctl/sysctl.sh
--- a/tools/testing/selftests/sysctl/sysctl.sh~test_sysctl-add-simple-proc_dointvec-case
+++ a/tools/testing/selftests/sysctl/sysctl.sh
@@ -31,6 +31,7 @@ TEST_FILE=$(mktemp)
# we have tons of space.
ALL_TESTS="0001:1:1"
ALL_TESTS="$ALL_TESTS 0002:1:1"
+ALL_TESTS="$ALL_TESTS 0003:1:1"
test_modprobe()
{
@@ -59,6 +60,9 @@ function allow_user_defaults()
if [ -z $MAX_DIGITS ]; then
MAX_DIGITS=$(($PAGE_SIZE/8))
fi
+ if [ -z $INT_MAX ]; then
+ INT_MAX=$(getconf INT_MAX)
+ fi
}
test_reqs()
@@ -99,6 +103,9 @@ reset_vals()
int_0001)
VAL="60"
;;
+ int_0002)
+ VAL="1"
+ ;;
string_0001)
VAL="(none)"
;;
@@ -268,6 +275,48 @@ run_limit_digit()
test_rc
}
+# You are using an int
+run_limit_digit_int()
+{
+ echo -n "Testing INT_MAX works ..."
+ reset_vals
+ TEST_STR="$INT_MAX"
+ echo -n $TEST_STR > $TARGET
+
+ if ! verify "${TARGET}"; then
+ echo "FAIL" >&2
+ rc=1
+ else
+ echo "ok"
+ fi
+ test_rc
+
+ echo -n "Testing INT_MAX + 1 will fail as expected..."
+ reset_vals
+ let TEST_STR=$INT_MAX+1
+ echo -n $TEST_STR > $TARGET 2> /dev/null
+
+ if verify "${TARGET}"; then
+ echo "FAIL" >&2
+ rc=1
+ else
+ echo "ok"
+ fi
+ test_rc
+
+ echo -n "Testing negative values will work as expected..."
+ reset_vals
+ TEST_STR="-3"
+ echo -n $TEST_STR > $TARGET 2> /dev/null
+ if ! verify "${TARGET}"; then
+ echo "FAIL" >&2
+ rc=1
+ else
+ echo "ok"
+ fi
+ test_rc
+}
+
run_stringtests()
{
echo -n "Writing entire sysctl in short writes ... "
@@ -361,6 +410,18 @@ sysctl_test_0002()
run_stringtests
}
+sysctl_test_0003()
+{
+ TARGET="${SYSCTL}/int_0002"
+ reset_vals
+ ORIG=$(cat "${TARGET}")
+ TEST_STR=$(( $ORIG + 1 ))
+
+ run_numerictests
+ run_limit_digit
+ run_limit_digit_int
+}
+
list_tests()
{
echo "Test ID list:"
@@ -371,6 +432,7 @@ list_tests()
echo
echo "0001 x $(get_test_count 0001) - tests proc_dointvec_minmax()"
echo "0002 x $(get_test_count 0002) - tests proc_dostring()"
+ echo "0003 x $(get_test_count 0003) - tests proc_dointvec()"
}
test_reqs
_
Patches currently in -mm which might be from mcgrof@kernel.org are
maintainers-give-proc-sysctl-some-maintainer-love.patch
sysctl-fix-lax-sysctl_check_table-sanity-check.patch
sysctl-kdocify-sysctl_writes_strict.patch
sysctl-fold-sysctl_writes_strict-checks-into-helper.patch
sysctl-simplify-unsigned-int-support.patch
sysctl-add-unsigned-int-range-support.patch
test_sysctl-add-dedicated-proc-sysctl-test-driver.patch
test_sysctl-add-simple-proc_douintvec-case.patch
test_sysctl-test-against-int-proc_dointvec-array-support.patch
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2017-06-29 19:35 [to-be-updated] test_sysctl-add-simple-proc_dointvec-case.patch removed from -mm tree akpm
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