treewide: Add SPDX license identifier - Makefile/Kconfig
Add SPDX license identifiers to all Make/Kconfig files which:
- Have no license information of any form
These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:
GPL-2.0-only
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/tools/bpf/Makefile.helpers b/tools/bpf/Makefile.helpers
index c34fea7..854d084 100644
--- a/tools/bpf/Makefile.helpers
+++ b/tools/bpf/Makefile.helpers
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
ifndef allow-override
include ../scripts/Makefile.include
include ../scripts/utilities.mak
diff --git a/tools/bpf/bpftool/Documentation/Makefile b/tools/bpf/bpftool/Documentation/Makefile
index f7663a3..815ac98 100644
--- a/tools/bpf/bpftool/Documentation/Makefile
+++ b/tools/bpf/bpftool/Documentation/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
include ../../../scripts/Makefile.include
include ../../../scripts/utilities.mak
diff --git a/tools/bpf/bpftool/Makefile b/tools/bpf/bpftool/Makefile
index 4ad1f08..a7afea4 100644
--- a/tools/bpf/bpftool/Makefile
+++ b/tools/bpf/bpftool/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
include ../../scripts/Makefile.include
include ../../scripts/utilities.mak