systemd/SOURCES/0348-core-fix-re-realization-of-cgroup-siblings.patch
2021-09-10 05:03:39 +00:00

63 lines
2.8 KiB
Diff

From ca843e40587fb87fe20bd0561b6ccb42aaafc4ab Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 9 Jan 2020 17:30:31 +0100
Subject: [PATCH] core: fix re-realization of cgroup siblings
This is a fix-up for eef85c4a3f8054d29383a176f6cebd1ef3a15b9a which
broke this.
Tracked down by @w-simon
Fixes: #14453
(cherry picked from commit 65f6b6bdcb500c576674b5838e4cc4c35e18bfde)
Related: #1818054
---
src/core/cgroup.c | 21 +++++++--------------
1 file changed, 7 insertions(+), 14 deletions(-)
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 664d269483..3f7665b755 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -1796,32 +1796,25 @@ unsigned manager_dispatch_cgroup_realize_queue(Manager *m) {
static void unit_add_siblings_to_cgroup_realize_queue(Unit *u) {
Unit *slice;
- /* This adds the siblings of the specified unit and the
- * siblings of all parent units to the cgroup queue. (But
- * neither the specified unit itself nor the parents.) */
+ /* This adds the siblings of the specified unit and the siblings of all parent units to the cgroup
+ * queue. (But neither the specified unit itself nor the parents.) */
while ((slice = UNIT_DEREF(u->slice))) {
Iterator i;
Unit *m;
void *v;
- HASHMAP_FOREACH_KEY(v, m, u->dependencies[UNIT_BEFORE], i) {
- if (m == u)
- continue;
-
- /* Skip units that have a dependency on the slice
- * but aren't actually in it. */
+ HASHMAP_FOREACH_KEY(v, m, slice->dependencies[UNIT_BEFORE], i) {
+ /* Skip units that have a dependency on the slice but aren't actually in it. */
if (UNIT_DEREF(m->slice) != slice)
continue;
- /* No point in doing cgroup application for units
- * without active processes. */
+ /* No point in doing cgroup application for units without active processes. */
if (UNIT_IS_INACTIVE_OR_FAILED(unit_active_state(m)))
continue;
- /* If the unit doesn't need any new controllers
- * and has current ones realized, it doesn't need
- * any changes. */
+ /* If the unit doesn't need any new controllers and has current ones realized, it
+ * doesn't need any changes. */
if (unit_has_mask_realized(m,
unit_get_target_mask(m),
unit_get_enable_mask(m),