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