All of the users are now in ipc/msg.c so make the definition local to
that file to make code maintenance easier.  AKA to prevent rebuilding
the entire kernel when struct msg_queue changes.

Signed-off-by: "Eric W. Biederman" <ebied...@xmission.com>
---
 include/linux/msg.h | 18 ------------------
 ipc/msg.c           | 17 +++++++++++++++++
 2 files changed, 17 insertions(+), 18 deletions(-)

diff --git a/include/linux/msg.h b/include/linux/msg.h
index 0a7eefeee0d1..9a972a296b95 100644
--- a/include/linux/msg.h
+++ b/include/linux/msg.h
@@ -3,7 +3,6 @@
 #define _LINUX_MSG_H
 
 #include <linux/list.h>
-#include <linux/time64.h>
 #include <uapi/linux/msg.h>
 
 /* one msg_msg structure for each message */
@@ -16,21 +15,4 @@ struct msg_msg {
        /* the actual message follows immediately */
 };
 
-/* one msq_queue structure for each present queue on the system */
-struct msg_queue {
-       struct kern_ipc_perm q_perm;
-       time64_t q_stime;               /* last msgsnd time */
-       time64_t q_rtime;               /* last msgrcv time */
-       time64_t q_ctime;               /* last change time */
-       unsigned long q_cbytes;         /* current number of bytes on queue */
-       unsigned long q_qnum;           /* number of messages in queue */
-       unsigned long q_qbytes;         /* max number of bytes on queue */
-       pid_t q_lspid;                  /* pid of last msgsnd */
-       pid_t q_lrpid;                  /* last receive pid */
-
-       struct list_head q_messages;
-       struct list_head q_receivers;
-       struct list_head q_senders;
-} __randomize_layout;
-
 #endif /* _LINUX_MSG_H */
diff --git a/ipc/msg.c b/ipc/msg.c
index cdfab0825fce..af5a963306c4 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -43,6 +43,23 @@
 #include <linux/uaccess.h>
 #include "util.h"
 
+/* one msq_queue structure for each present queue on the system */
+struct msg_queue {
+       struct kern_ipc_perm q_perm;
+       time64_t q_stime;               /* last msgsnd time */
+       time64_t q_rtime;               /* last msgrcv time */
+       time64_t q_ctime;               /* last change time */
+       unsigned long q_cbytes;         /* current number of bytes on queue */
+       unsigned long q_qnum;           /* number of messages in queue */
+       unsigned long q_qbytes;         /* max number of bytes on queue */
+       pid_t q_lspid;                  /* pid of last msgsnd */
+       pid_t q_lrpid;                  /* last receive pid */
+
+       struct list_head q_messages;
+       struct list_head q_receivers;
+       struct list_head q_senders;
+} __randomize_layout;
+
 /* one msg_receiver structure for each sleeping receiver */
 struct msg_receiver {
        struct list_head        r_list;
-- 
2.14.1

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