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-rw-r--r--ipc/Makefile1
-rw-r--r--ipc/compat.c1
-rw-r--r--ipc/msg.c1
-rw-r--r--ipc/namespace.c1
-rw-r--r--ipc/sem.c1
-rw-r--r--ipc/shm.c1
-rw-r--r--ipc/syscall.c1
-rw-r--r--ipc/util.c1
-rw-r--r--ipc/util.h1
9 files changed, 9 insertions, 0 deletions
diff --git a/ipc/Makefile b/ipc/Makefile
index 9c200e544434..c2558c430f51 100644
--- a/ipc/Makefile
+++ b/ipc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ipc.
#
diff --git a/ipc/compat.c b/ipc/compat.c
index b17bf93d7b49..5ab8225923af 100644
--- a/ipc/compat.c
+++ b/ipc/compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 32 bit compatibility code for System V IPC
*
diff --git a/ipc/msg.c b/ipc/msg.c
index 06be5a9adfa4..bce7ac1c8099 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/msg.c
* Copyright (C) 1992 Krishna Balasubramanian
diff --git a/ipc/namespace.c b/ipc/namespace.c
index fc850c526698..f59a89966f92 100644
--- a/ipc/namespace.c
+++ b/ipc/namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/namespace.c
* Copyright (C) 2006 Pavel Emelyanov <xemul@openvz.org> OpenVZ, SWsoft Inc.
diff --git a/ipc/sem.c b/ipc/sem.c
index f7385bce5fd3..b2698ebdcb31 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/sem.c
* Copyright (C) 1992 Krishna Balasubramanian
diff --git a/ipc/shm.c b/ipc/shm.c
index badac463e2c8..bd652755d32c 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/shm.c
* Copyright (C) 1992, 1993 Krishna Balasubramanian
diff --git a/ipc/syscall.c b/ipc/syscall.c
index 667022746ca5..26b45db2e007 100644
--- a/ipc/syscall.c
+++ b/ipc/syscall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sys_ipc() is the old de-multiplexer for the SysV IPC calls.
*
diff --git a/ipc/util.c b/ipc/util.c
index 78755873cc5b..79b30eee32cd 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/util.c
* Copyright (C) 1992 Krishna Balasubramanian
diff --git a/ipc/util.h b/ipc/util.h
index b21297bc11eb..579112d90016 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/ipc/util.h
* Copyright (C) 1999 Christoph Rohland