1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 5207c28c2402..50d8cc37498b 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -275,6 +275,9 @@ enum {
          * - "tasks" is removed.  Everything should be at process
          *   granularity.  Use "cgroup.procs" instead.
          *
+         * - "cgroup.procs" is not sorted.  pids will be unique unless they
+         *   got recycled inbetween reads.
+         *
          * - "release_agent" and "notify_on_release" are removed.
          *   Replacement notification mechanism will be implemented.
          *