Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mm/damon/tests/core-kunit: add damos_commit() test
Add a new unit test for damos_commit().
Link: https://lkml.kernel.org/r/20251111184415.141757-11-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>
authored by
SeongJae Park
and committed by
Andrew Morton
299a88f6
eec573b8
+92
+92
mm/damon/tests/core-kunit.h
+92
mm/damon/tests/core-kunit.h
···
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});
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}
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+
static void damos_test_help_initailize_scheme(struct damos *scheme)
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+
{
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INIT_LIST_HEAD(&scheme->quota.goals);
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INIT_LIST_HEAD(&scheme->filters);
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INIT_LIST_HEAD(&scheme->ops_filters);
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}
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+
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static void damos_test_commit_for(struct kunit *test, struct damos *dst,
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struct damos *src)
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{
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int err;
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damos_test_help_initailize_scheme(dst);
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damos_test_help_initailize_scheme(src);
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+
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err = damos_commit(dst, src);
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if (err)
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kunit_skip(test, "damos_commit fail");
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+
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KUNIT_EXPECT_EQ(test, dst->pattern.min_sz_region,
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src->pattern.min_sz_region);
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KUNIT_EXPECT_EQ(test, dst->pattern.max_sz_region,
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src->pattern.max_sz_region);
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KUNIT_EXPECT_EQ(test, dst->pattern.min_nr_accesses,
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src->pattern.min_nr_accesses);
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KUNIT_EXPECT_EQ(test, dst->pattern.max_nr_accesses,
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src->pattern.max_nr_accesses);
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KUNIT_EXPECT_EQ(test, dst->pattern.min_age_region,
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src->pattern.min_age_region);
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KUNIT_EXPECT_EQ(test, dst->pattern.max_age_region,
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+
src->pattern.max_age_region);
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+
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KUNIT_EXPECT_EQ(test, dst->action, src->action);
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KUNIT_EXPECT_EQ(test, dst->apply_interval_us, src->apply_interval_us);
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+
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KUNIT_EXPECT_EQ(test, dst->wmarks.metric, src->wmarks.metric);
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KUNIT_EXPECT_EQ(test, dst->wmarks.interval, src->wmarks.interval);
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KUNIT_EXPECT_EQ(test, dst->wmarks.high, src->wmarks.high);
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KUNIT_EXPECT_EQ(test, dst->wmarks.mid, src->wmarks.mid);
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KUNIT_EXPECT_EQ(test, dst->wmarks.low, src->wmarks.low);
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+
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switch (src->action) {
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case DAMOS_MIGRATE_COLD:
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case DAMOS_MIGRATE_HOT:
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KUNIT_EXPECT_EQ(test, dst->target_nid, src->target_nid);
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break;
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default:
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break;
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}
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}
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+
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static void damos_test_commit(struct kunit *test)
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{
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damos_test_commit_for(test,
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&(struct damos){
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.pattern = (struct damos_access_pattern){
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1, 2, 3, 4, 5, 6},
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.action = DAMOS_PAGEOUT,
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.apply_interval_us = 1000000,
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.wmarks = (struct damos_watermarks){
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DAMOS_WMARK_FREE_MEM_RATE,
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+
900, 100, 50},
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},
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&(struct damos){
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.pattern = (struct damos_access_pattern){
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2, 3, 4, 5, 6, 7},
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.action = DAMOS_PAGEOUT,
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.apply_interval_us = 2000000,
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.wmarks = (struct damos_watermarks){
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DAMOS_WMARK_FREE_MEM_RATE,
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800, 50, 30},
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});
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damos_test_commit_for(test,
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&(struct damos){
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.pattern = (struct damos_access_pattern){
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1, 2, 3, 4, 5, 6},
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.action = DAMOS_PAGEOUT,
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.apply_interval_us = 1000000,
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.wmarks = (struct damos_watermarks){
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DAMOS_WMARK_FREE_MEM_RATE,
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900, 100, 50},
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},
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&(struct damos){
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.pattern = (struct damos_access_pattern){
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2, 3, 4, 5, 6, 7},
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.action = DAMOS_MIGRATE_HOT,
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.apply_interval_us = 2000000,
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.target_nid = 5,
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+
});
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+
}
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+
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static void damos_test_filter_out(struct kunit *test)
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{
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struct damon_target *t;
···
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1078
KUNIT_CASE(damos_test_commit_quota),
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KUNIT_CASE(damos_test_commit_dests),
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KUNIT_CASE(damos_test_commit_filter),
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KUNIT_CASE(damos_test_commit),
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KUNIT_CASE(damos_test_filter_out),
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KUNIT_CASE(damon_test_feed_loop_next_input),
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KUNIT_CASE(damon_test_set_filters_default_reject),