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-rw-r--r--include/linux/cgroup-defs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 8fc3f0452289..7593c1a46786 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -45,6 +45,7 @@ enum {
CSS_NO_REF = (1 << 0), /* no reference counting for this css */
CSS_ONLINE = (1 << 1), /* between ->css_online() and ->css_offline() */
CSS_RELEASED = (1 << 2), /* refcnt reached zero, released */
+ CSS_VISIBLE = (1 << 3), /* css is visible to userland */
};
/* bits in struct cgroup flags field */