From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 11 Jul 2013 16:42:12 +0000 (+0200)
Subject: cgroup: don't ever try to destroy the cgroup of the root slice
X-Git-Tag: v206~138
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=8a84192905a9845fda31b65cc433127f9c2f95ae

cgroup: don't ever try to destroy the cgroup of the root slice

The root slice is after all the root cgroup, so don't attempt to delete
it.
---

diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index b9ef00c61..d0f36cb18 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -531,7 +531,7 @@ void unit_destroy_cgroup(Unit *u) {
         if (!u->cgroup_path)
                 return;
 
-        r = cg_trim_with_mask(u->cgroup_mask, u->cgroup_path, true);
+        r = cg_trim_with_mask(u->cgroup_mask, u->cgroup_path, !unit_has_name(u, SPECIAL_ROOT_SLICE));
         if (r < 0)
                 log_debug("Failed to destroy cgroup %s: %s", u->cgroup_path, strerror(-r));