[merged mm-stable] mm-damon-core-test-add-a-test-for-damos_new_filter.patch removed from -mm tree

[merged mm-stable] mm-damon-core-test-add-a-test-for-damos_new_filter.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm/damon/core-test: add a test for damos_new_filter()
has been removed from the -mm tree.  Its filename was
     mm-damon-core-test-add-a-test-for-damos_new_filter.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: SeongJae Park <sj@kernel.org>
Subject: mm/damon/core-test: add a test for damos_new_filter()
Date: Sat, 29 Jul 2023 20:37:33 +0000

damos_new_filter() was having a bug that not initializing ->list field of
the returning damos_filter struct, which results in access to
uninitialized memory.  Add a unit test for the function.

Link: https://lkml.kernel.org/r/20230729203733.38949-3-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/damon/core-test.h |   13 +++++++++++++
 1 file changed, 13 insertions(+)

--- a/mm/damon/core-test.h~mm-damon-core-test-add-a-test-for-damos_new_filter
+++ a/mm/damon/core-test.h
@@ -341,6 +341,18 @@ static void damon_test_set_attrs(struct
 	KUNIT_EXPECT_EQ(test, damon_set_attrs(c, &invalid_attrs), -EINVAL);
 }
 
+static void damos_test_new_filter(struct kunit *test)
+{
+	struct damos_filter *filter;
+
+	filter = damos_new_filter(DAMOS_FILTER_TYPE_ANON, true);
+	KUNIT_EXPECT_EQ(test, filter->type, DAMOS_FILTER_TYPE_ANON);
+	KUNIT_EXPECT_EQ(test, filter->matching, true);
+	KUNIT_EXPECT_PTR_EQ(test, filter->list.prev, &filter->list);
+	KUNIT_EXPECT_PTR_EQ(test, filter->list.next, &filter->list);
+	damos_destroy_filter(filter);
+}
+
 static struct kunit_case damon_test_cases[] = {
 	KUNIT_CASE(damon_test_target),
 	KUNIT_CASE(damon_test_regions),
@@ -353,6 +365,7 @@ static struct kunit_case damon_test_case
 	KUNIT_CASE(damon_test_set_regions),
 	KUNIT_CASE(damon_test_update_monitoring_result),
 	KUNIT_CASE(damon_test_set_attrs),
+	KUNIT_CASE(damos_test_new_filter),
 	{},
 };
 
_

Patches currently in -mm which might be from sj@kernel.org are