1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index cda614da40cf..a0fab71f200f 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1267,6 +1267,9 @@ static int parse_cgroupfs_options(char *data, struct cgroup_sb_opts *opts)
                         pr_err("cgroup: sane_behavior: clone_children is not allowed\n");
                         return -EINVAL;
                 }
+
+                if (opts->flags & CGRP_ROOT_XATTR)
+                        pr_warning("cgroup: sane_behavior: xattr is always available, flag unnecessary\n");
         }
 
         /*