The patch titled
Subject: mm/damon/core-test: add a test for damon_update_monitoring_results()
has been added to the -mm mm-unstable branch. Its filename is
mm-damon-core-test-add-a-test-for-damon_update_monitoring_results.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-core-test-add-a-test-for-damon_update_monitoring_results.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: SeongJae Park <sj@xxxxxxxxxx>
Subject: mm/damon/core-test: add a test for damon_update_monitoring_results()
Date: Thu, 19 Jan 2023 01:38:31 +0000
Add a simple unit test for damon_update_monitoring_results() function.
Link: https://lkml.kernel.org/r/20230119013831.1911-4-sj@xxxxxxxxxx
Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
Cc: Brendan Higgins <brendanhiggins@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/mm/damon/core-test.h~mm-damon-core-test-add-a-test-for-damon_update_monitoring_results
+++ a/mm/damon/core-test.h
@@ -289,6 +289,35 @@ static void damon_test_set_regions(struc
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_case
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),
{},
};
_
Patches currently in -mm which might be from sj@xxxxxxxxxx are
mm-damon-core-update-kernel-doc-comments-for-damos-action-supports-of-each-damon-operations-set.patch
mm-damon-core-update-kernel-doc-comments-for-damos-filters-supports-of-each-damon-operations-set.patch
docs-mm-damon-index-mention-damos-on-the-intro.patch
docs-admin-guide-mm-damon-usage-update-damos-actions-filters-supports-of-each-damon-operations-set.patch
docs-mm-damon-add-a-maintainer-profile-for-damon.patch
maintainers-damon-link-maintainer-profile-git-trees-and-website.patch
selftests-damon-sysfs-hide-expected-write-failures.patch
selftests-damon-debugfs_rm_non_contexts-hide-expected-write-error-messages.patch
mm-damon-update-comments-in-damonh-for-damon_attrs.patch
mm-damon-core-update-monitoring-results-for-new-monitoring-attributes.patch
mm-damon-core-test-add-a-test-for-damon_update_monitoring_results.patch
scripts-spelling-add-a-few-more-typos.patch
