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-rw-r--r--src/core/cgroup.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 6815ca907a..83678e6e03 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -606,10 +606,15 @@ static const char *migrate_callback(CGroupControllerMask mask, void *userdata) {
static int unit_create_cgroups(Unit *u, CGroupControllerMask mask) {
_cleanup_free_ char *path = NULL;
+ CGroupContext *c;
int r;
assert(u);
+ c = unit_get_cgroup_context(u);
+ if (!c)
+ return 0;
+
path = unit_default_cgroup_path(u);
if (!path)
return log_oom();
@@ -633,10 +638,15 @@ static int unit_create_cgroups(Unit *u, CGroupControllerMask mask) {
u->cgroup_realized = true;
u->cgroup_realized_mask = mask;
- /* Then, possibly move things over */
- r = cg_migrate_everywhere(u->manager->cgroup_supported, u->cgroup_path, u->cgroup_path, migrate_callback, u);
- if (r < 0)
- log_warning_errno(r, "Failed to migrate cgroup from to %s: %m", u->cgroup_path);
+ if (u->type != UNIT_SLICE && !c->delegate) {
+
+ /* Then, possibly move things over, but not if
+ * subgroups may contain processes, which is the case
+ * for slice and delegation units. */
+ r = cg_migrate_everywhere(u->manager->cgroup_supported, u->cgroup_path, u->cgroup_path, migrate_callback, u);
+ if (r < 0)
+ log_warning_errno(r, "Failed to migrate cgroup from to %s: %m", u->cgroup_path);
+ }
return 0;
}