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-rw-r--r--mm/damon/core-test.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/mm/damon/core-test.h b/mm/damon/core-test.h
index 3db9b7368756..fae64d32b925 100644
--- a/mm/damon/core-test.h
+++ b/mm/damon/core-test.h
@@ -289,6 +289,35 @@ static void damon_test_set_regions(struct kunit *test)
damon_destroy_target(t);
}
+static void damon_test_update_monitoring_result(struct kunit *test)
+{
+ struct damon_attrs old_attrs = {
+ .sample_interval = 10, .aggr_interval = 1000,};
+ struct damon_attrs new_attrs;
+ struct damon_region *r = damon_new_region(3, 7);
+
+ r->nr_accesses = 15;
+ r->age = 20;
+
+ new_attrs = (struct damon_attrs){
+ .sample_interval = 100, .aggr_interval = 10000,};
+ damon_update_monitoring_result(r, &old_attrs, &new_attrs);
+ KUNIT_EXPECT_EQ(test, r->nr_accesses, 15);
+ KUNIT_EXPECT_EQ(test, r->age, 2);
+
+ new_attrs = (struct damon_attrs){
+ .sample_interval = 1, .aggr_interval = 1000};
+ damon_update_monitoring_result(r, &old_attrs, &new_attrs);
+ KUNIT_EXPECT_EQ(test, r->nr_accesses, 150);
+ KUNIT_EXPECT_EQ(test, r->age, 2);
+
+ new_attrs = (struct damon_attrs){
+ .sample_interval = 1, .aggr_interval = 100};
+ damon_update_monitoring_result(r, &old_attrs, &new_attrs);
+ KUNIT_EXPECT_EQ(test, r->nr_accesses, 150);
+ KUNIT_EXPECT_EQ(test, r->age, 20);
+}
+
static struct kunit_case damon_test_cases[] = {
KUNIT_CASE(damon_test_target),
KUNIT_CASE(damon_test_regions),
@@ -299,6 +328,7 @@ static struct kunit_case damon_test_cases[] = {
KUNIT_CASE(damon_test_split_regions_of),
KUNIT_CASE(damon_test_ops_registration),
KUNIT_CASE(damon_test_set_regions),
+ KUNIT_CASE(damon_test_update_monitoring_result),
{},
};