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mm/damon/tests/core-kunit: add damos_commit_quota_goals() test 

Add a new unit test for damos_commit_quota_goals().

Link: https://lkml.kernel.org/r/20251111184415.141757-7-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Brendan Higgins <brendan.higgins@linux.dev>
Cc: David Gow <davidgow@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
SeongJae Park 2025-11-11 10:44:05 -08:00 committed by Andrew Morton
parent 99f89debaf
commit d9adfb8a28
1 changed files with 81 additions and 0 deletions
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81
mm/damon/tests/core-kunit.h
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@ -580,6 +580,86 @@ static void damos_test_commit_quota_goal(struct kunit *test)
});
}
static void damos_test_commit_quota_goals_for(struct kunit *test,
struct damos_quota_goal *dst_goals, int nr_dst_goals,
struct damos_quota_goal *src_goals, int nr_src_goals)
{
struct damos_quota dst, src;
struct damos_quota_goal *goal, *next;
bool skip = true;
int i;
INIT_LIST_HEAD(&dst.goals);
INIT_LIST_HEAD(&src.goals);
for (i = 0; i < nr_dst_goals; i++) {
/*
* When nr_src_goals is smaller than dst_goals,
* damos_commit_quota_goals() will kfree() the dst goals.
* Make it kfree()-able.
*/
goal = damos_new_quota_goal(dst_goals[i].metric,
dst_goals[i].target_value);
if (!goal)
goto out;
damos_add_quota_goal(&dst, goal);
}
skip = false;
for (i = 0; i < nr_src_goals; i++)
damos_add_quota_goal(&src, &src_goals[i]);
damos_commit_quota_goals(&dst, &src);
i = 0;
damos_for_each_quota_goal(goal, (&dst)) {
KUNIT_EXPECT_EQ(test, goal->metric, src_goals[i].metric);
KUNIT_EXPECT_EQ(test, goal->target_value,
src_goals[i++].target_value);
}
KUNIT_EXPECT_EQ(test, i, nr_src_goals);
out:
damos_for_each_quota_goal_safe(goal, next, (&dst))
damos_destroy_quota_goal(goal);
if (skip)
kunit_skip(test, "goal alloc fail");
}
static void damos_test_commit_quota_goals(struct kunit *test)
{
damos_test_commit_quota_goals_for(test,
(struct damos_quota_goal[]){}, 0,
(struct damos_quota_goal[]){
{
.metric = DAMOS_QUOTA_USER_INPUT,
.target_value = 123,
},
}, 1);
damos_test_commit_quota_goals_for(test,
(struct damos_quota_goal[]){
{
.metric = DAMOS_QUOTA_USER_INPUT,
.target_value = 234,
},
}, 1,
(struct damos_quota_goal[]){
{
.metric = DAMOS_QUOTA_USER_INPUT,
.target_value = 345,
},
}, 1);
damos_test_commit_quota_goals_for(test,
(struct damos_quota_goal[]){
{
.metric = DAMOS_QUOTA_USER_INPUT,
.target_value = 456,
},
}, 1,
(struct damos_quota_goal[]){}, 0);
}
static void damos_test_commit_filter_for(struct kunit *test,
struct damos_filter *dst, struct damos_filter *src)
{
@ -866,6 +946,7 @@ static struct kunit_case damon_test_cases[] = {
KUNIT_CASE(damon_test_moving_sum),
KUNIT_CASE(damos_test_new_filter),
KUNIT_CASE(damos_test_commit_quota_goal),
KUNIT_CASE(damos_test_commit_quota_goals),
KUNIT_CASE(damos_test_commit_filter),
KUNIT_CASE(damos_test_filter_out),
KUNIT_CASE(damon_test_feed_loop_next_input),