1 files changed, 4 insertions, 12 deletions

diff --git a/ipc/util.h b/ipc/util.h
index ca245fae2f98..f37d160c98fe 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -10,7 +10,6 @@
 #ifndef _IPC_UTIL_H
 #define _IPC_UTIL_H
 
-#include <linux/idr.h>
 #include <linux/err.h>
 
 #define USHRT_MAX 0xffff
@@ -22,22 +21,14 @@ void shm_init (void);
 
 struct ipc_namespace;
 
-int sem_init_ns(struct ipc_namespace *ns);
-int msg_init_ns(struct ipc_namespace *ns);
-int shm_init_ns(struct ipc_namespace *ns);
+void sem_init_ns(struct ipc_namespace *ns);
+void msg_init_ns(struct ipc_namespace *ns);
+void shm_init_ns(struct ipc_namespace *ns);
 
 void sem_exit_ns(struct ipc_namespace *ns);
 void msg_exit_ns(struct ipc_namespace *ns);
 void shm_exit_ns(struct ipc_namespace *ns);
 
-struct ipc_ids {
-        int in_use;
-        unsigned short seq;
-        unsigned short seq_max;
-        struct rw_semaphore rw_mutex;
-        struct idr ipcs_idr;
-};
-
 /*
  * Structure that holds the parameters needed by the ipc operations
  * (see after)
@@ -68,6 +59,7 @@ struct ipc_ops {
 };
 
 struct seq_file;
+struct ipc_ids;
 
 void ipc_init_ids(struct ipc_ids *);
 #ifdef CONFIG_PROC_FS