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-rw-r--r--lib/Kconfig.debug5
-rw-r--r--lib/test_sort.c40
2 files changed, 22 insertions, 23 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 021bc9cd43da..84e050048343 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -2078,8 +2078,9 @@ config TEST_MIN_HEAP
If unsure, say N.
config TEST_SORT
- tristate "Array-based sort test"
- depends on DEBUG_KERNEL || m
+ tristate "Array-based sort test" if !KUNIT_ALL_TESTS
+ depends on KUNIT
+ default KUNIT_ALL_TESTS
help
This option enables the self-test function of 'sort()' at boot,
or at module load time.
diff --git a/lib/test_sort.c b/lib/test_sort.c
index 52edbe10f2e5..be02e3a098cf 100644
--- a/lib/test_sort.c
+++ b/lib/test_sort.c
@@ -1,4 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
+
+#include <kunit/test.h>
+
#include <linux/sort.h>
#include <linux/slab.h>
#include <linux/module.h>
@@ -7,18 +10,17 @@
#define TEST_LEN 1000
-static int __init cmpint(const void *a, const void *b)
+static int cmpint(const void *a, const void *b)
{
return *(int *)a - *(int *)b;
}
-static int __init test_sort_init(void)
+static void test_sort(struct kunit *test)
{
- int *a, i, r = 1, err = -ENOMEM;
+ int *a, i, r = 1;
- a = kmalloc_array(TEST_LEN, sizeof(*a), GFP_KERNEL);
- if (!a)
- return err;
+ a = kunit_kmalloc_array(test, TEST_LEN, sizeof(*a), GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, a);
for (i = 0; i < TEST_LEN; i++) {
r = (r * 725861) % 6599;
@@ -27,24 +29,20 @@ static int __init test_sort_init(void)
sort(a, TEST_LEN, sizeof(*a), cmpint, NULL);
- err = -EINVAL;
for (i = 0; i < TEST_LEN-1; i++)
- if (a[i] > a[i+1]) {
- pr_err("test has failed\n");
- goto exit;
- }
- err = 0;
- pr_info("test passed\n");
-exit:
- kfree(a);
- return err;
+ KUNIT_ASSERT_LE(test, a[i], a[i + 1]);
}
-static void __exit test_sort_exit(void)
-{
-}
+static struct kunit_case sort_test_cases[] = {
+ KUNIT_CASE(test_sort),
+ {}
+};
+
+static struct kunit_suite sort_test_suite = {
+ .name = "lib_sort",
+ .test_cases = sort_test_cases,
+};
-module_init(test_sort_init);
-module_exit(test_sort_exit);
+kunit_test_suites(&sort_test_suite);
MODULE_LICENSE("GPL");