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systemd/SOURCES/0412-cgroup-Test-that-it-s-...

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3.9 KiB

From ef4157dab3d267c33ec2a06ae9bb5e4c87f785a6 Mon Sep 17 00:00:00 2001
From: Chris Down <chris@chrisdown.name>
Date: Fri, 3 May 2019 08:40:11 -0400
Subject: [PATCH] cgroup: Test that it's possible to set memory protection to 0
again
The previous commit fixes this up, and this should prevent it
regressing.
(cherry picked from commit 465ace74d9820824968ab5e82c81e42c2f1894b0)
Related: #1763435
---
src/test/test-cgroup-unit-default.c | 6 +++---
test/dml-passthrough-set-ml.service | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/test/test-cgroup-unit-default.c b/src/test/test-cgroup-unit-default.c
index 54f7d50c45..1938609cee 100644
--- a/src/test/test-cgroup-unit-default.c
+++ b/src/test/test-cgroup-unit-default.c
@@ -39,7 +39,7 @@ static int test_default_memory_low(void) {
* 1. dml-passthrough.slice sets MemoryLow=100. This should not affect its children, as only
* DefaultMemoryLow is propagated, not MemoryLow. As such, all leaf services should end up with
* memory.low as 50, inherited from dml.slice, *except* for dml-passthrough-set-ml.service, which
- * should have the value of 25, as it has MemoryLow explicitly set.
+ * should have the value of 0, as it has MemoryLow explicitly set.
*
* ┌───────────┐
* │ dml.slice │
@@ -49,7 +49,7 @@ static int test_default_memory_low(void) {
* │ dml-passthrough.slice │
* └───────────┬───────────┘
* ┌───────────────────────────────────┼───────────────────────────────────┐
- * no new settings DefaultMemoryLow=15 MemoryLow=25
+ * no new settings DefaultMemoryLow=15 MemoryLow=0
* ┌───────────────┴───────────────┐ ┌────────────────┴────────────────┐ ┌───────────────┴────────────────┐
* │ dml-passthrough-empty.service │ │ dml-passthrough-set-dml.service │ │ dml-passthrough-set-ml.service │
* └───────────────────────────────┘ └─────────────────────────────────┘ └────────────────────────────────┘
@@ -122,7 +122,7 @@ static int test_default_memory_low(void) {
assert_se(unit_get_ancestor_memory_low(dml_passthrough) == 100);
assert_se(unit_get_ancestor_memory_low(dml_passthrough_empty) == dml_tree_default);
assert_se(unit_get_ancestor_memory_low(dml_passthrough_set_dml) == 50);
- assert_se(unit_get_ancestor_memory_low(dml_passthrough_set_ml) == 25);
+ assert_se(unit_get_ancestor_memory_low(dml_passthrough_set_ml) == 0);
assert_se(unit_get_ancestor_memory_low(dml_override) == dml_tree_default);
assert_se(unit_get_ancestor_memory_low(dml_override_empty) == 10);
diff --git a/test/dml-passthrough-set-ml.service b/test/dml-passthrough-set-ml.service
index 2abd591389..2e568b5deb 100644
--- a/test/dml-passthrough-set-ml.service
+++ b/test/dml-passthrough-set-ml.service
@@ -5,4 +5,4 @@ Description=DML passthrough set ML service
Slice=dml-passthrough.slice
Type=oneshot
ExecStart=/bin/true
-MemoryLow=25
+MemoryLow=0