1 files changed, 1 insertions, 0 deletions

diff --git a/fs/mount.h b/fs/mount.h
index e9c37dd3d00..630fafc616b 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -6,6 +6,7 @@ struct mnt_namespace {
         atomic_t                count;
         struct mount *  root;
         struct list_head        list;
+        struct user_namespace   *user_ns;
         u64                     seq;    /* Sequence number to prevent loops */
         wait_queue_head_t poll;
         int event;