From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 22 Nov 2018 23:48:31 +0000 (+0100)
Subject: cgroup: extend cg_mask_supported() comment a bit
X-Git-Tag: v240~225^2~7
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=67558d15ece919977fae1b15af75fcc24e00e4a9;p=thirdparty%2Fsystemd.git

cgroup: extend cg_mask_supported() comment a bit
---

diff --git a/src/basic/cgroup-util.c b/src/basic/cgroup-util.c
index d38452cfcbb..3f94602c8f0 100644
--- a/src/basic/cgroup-util.c
+++ b/src/basic/cgroup-util.c
@@ -2368,9 +2368,9 @@ int cg_mask_supported(CGroupMask *ret) {
         CGroupMask mask;
         int r;
 
-        /* Determines the mask of supported cgroup controllers. Only
-         * includes controllers we can make sense of and that are
-         * actually accessible. */
+        /* Determines the mask of supported cgroup controllers. Only includes controllers we can make sense of and that
+         * are actually accessible. Only covers real controllers, i.e. not the CGROUP_CONTROLLER_BPF_xyz
+         * pseudo-controllers. */
 
         r = cg_all_unified();
         if (r < 0)