1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/nsproxy.h b/include/linux/nsproxy.h
index 27f37c1ec1d9..fdfb0e44912f 100644
--- a/include/linux/nsproxy.h
+++ b/include/linux/nsproxy.h
@@ -7,6 +7,7 @@
 struct mnt_namespace;
 struct uts_namespace;
 struct ipc_namespace;
+struct pid_namespace;
 
 /*
  * A structure to contain pointers to all per-process
@@ -27,6 +28,7 @@ struct nsproxy {
         struct uts_namespace *uts_ns;
         struct ipc_namespace *ipc_ns;
         struct mnt_namespace *mnt_ns;
+        struct pid_namespace *pid_ns;
 };
 extern struct nsproxy init_nsproxy;