cgroup: try harder to find a unit a PID belongs to by traversing through parent cgroups

2025-03-31 14:50:15 +03:00 · 2010-08-13 02:08:34 +02:00 · 2010-08-13 02:08:34 +02:00 · 4455bcd0e6
commit 4455bcd0e6
parent 598b557bf0
1 changed files with 15 additions and 0 deletions
--- a/src/cgroup.c
+++ b/src/cgroup.c
@ -335,6 +335,21 @@ Unit* cgroup_unit_by_pid(Manager *m, pid_t pid) {
                return NULL;

        l = hashmap_get(m->cgroup_bondings, group);
+
+        if (!l) {
+                char *slash;
+
+                while ((slash = strrchr(group, '/'))) {
+                        if (slash == group)
+                                break;
+
+                        *slash = 0;
+
+                        if ((l = hashmap_get(m->cgroup_bondings, group)))
+                                break;
+                }
+        }
+
        free(group);

        LIST_FOREACH(by_path, b, l) {