diff --git a/[refs] b/[refs]
index f790cb84fb6c..489cbf23f1ac 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 84406c153a5bfa5d8b428a0933e9d39db6b59a75
+refs/heads/master: 20fad13ac66ac001c19220d3d08b4de5b6cca6e1
diff --git a/trunk/include/linux/pid_namespace.h b/trunk/include/linux/pid_namespace.h
index 1a49ab5ec7b9..1af82c4e17d4 100644
--- a/trunk/include/linux/pid_namespace.h
+++ b/trunk/include/linux/pid_namespace.h
@@ -14,6 +14,8 @@ struct pidmap {
 
 #define PIDMAP_ENTRIES         ((PID_MAX_LIMIT + 8*PAGE_SIZE - 1)/PAGE_SIZE/8)
 
+struct bsd_acct_struct;
+
 struct pid_namespace {
 	struct kref kref;
 	struct pidmap pidmap[PIDMAP_ENTRIES];
@@ -25,6 +27,9 @@ struct pid_namespace {
 #ifdef CONFIG_PROC_FS
 	struct vfsmount *proc_mnt;
 #endif
+#ifdef CONFIG_BSD_PROCESS_ACCT
+	struct bsd_acct_struct *bacct;
+#endif
 };
 
 extern struct pid_namespace init_pid_ns;