From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 13 Aug 2010 00:08:34 +0000 (+0200)
Subject: cgroup: try harder to find a unit a PID belongs to by traversing through parent cgroups
X-Git-Tag: v8~103
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=4455bcd0e646eda1a952671734045bf1b2e9b69f;hp=598b557bf0dea33db2c13d383382efbd847ed5f0

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

diff --git a/src/cgroup.c b/src/cgroup.c
index 23ba5d86a..fff00d017 100644
--- 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) {