Re: [Batch 17 patch 49/57] treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500

[Kate Stewart <kstewart@linuxfoundation.org>]

On Tue, Jun 4, 2019 at 5:01 AM Thomas Gleixner <tglx@linutronix.de> wrote:
>
> From: Thomas Gleixner tglx@linutronix.de
>
> Based on 2 normalized pattern(s):
>
>   this program is free software you can redistribute it and or modify
>   it under the terms of the gnu general public license version 2 as
>   published by the free software foundation
>
>   this program is free software you can redistribute it and or modify
>   it under the terms of the gnu general public license version 2 as
>   published by the free software foundation #
>
> extracted by the scancode license scanner the SPDX license identifier
>
>   GPL-2.0-only
>
> has been chosen to replace the boilerplate/reference in 4122 file(s).
>
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

> -# This program is free software; you can redistribute it and/or modify
> -# it under the terms of the GNU General Public License version 2 as
> -# published by the Free Software Foundation.
> -#
>
>  config ARC
>         def_bool y
> --- a/arch/arc/Makefile
> +++ b/arch/arc/Makefile
> @@ -1,10 +1,7 @@
> +# SPDX-License-Identifier: GPL-2.0-only
>  #
>  # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>  #
> -# This program is free software; you can redistribute it and/or modify
> -# it under the terms of the GNU General Public License version 2 as
> -# published by the Free Software Foundation.
> -#
>
>  KBUILD_DEFCONFIG := nsim_hs_defconfig
>
> --- a/arch/arc/boot/dts/axc001.dtsi
> +++ b/arch/arc/boot/dts/axc001.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/axc003.dtsi
> +++ b/arch/arc/boot/dts/axc003.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/axc003_idu.dtsi
> +++ b/arch/arc/boot/dts/axc003_idu.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014, 2015 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/axs101.dts
> +++ b/arch/arc/boot/dts/axs101.dts
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
>   *
>   * ARC AXS101 S/W development platform
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/axs103.dts
> +++ b/arch/arc/boot/dts/axs103.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/axs103_idu.dts
> +++ b/arch/arc/boot/dts/axs103_idu.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/axs10x_mb.dtsi
> +++ b/arch/arc/boot/dts/axs10x_mb.dtsi
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Support for peripherals on the AXS10x mainboard
>   *
>   * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  / {
> --- a/arch/arc/boot/dts/haps_hs.dts
> +++ b/arch/arc/boot/dts/haps_hs.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2016-2014 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/haps_hs_idu.dts
> +++ b/arch/arc/boot/dts/haps_hs_idu.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2016-2014 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/hsdk.dts
> +++ b/arch/arc/boot/dts/hsdk.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2017 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/nsim_700.dts
> +++ b/arch/arc/boot/dts/nsim_700.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/nsim_hs.dts
> +++ b/arch/arc/boot/dts/nsim_hs.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/nsim_hs_idu.dts
> +++ b/arch/arc/boot/dts/nsim_hs_idu.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/nsimosci.dts
> +++ b/arch/arc/boot/dts/nsimosci.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/nsimosci_hs.dts
> +++ b/arch/arc/boot/dts/nsimosci_hs.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/nsimosci_hs_idu.dts
> +++ b/arch/arc/boot/dts/nsimosci_hs_idu.dts
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/skeleton.dtsi
> +++ b/arch/arc/boot/dts/skeleton.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/skeleton_hs.dtsi
> +++ b/arch/arc/boot/dts/skeleton_hs.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  / {
> --- a/arch/arc/boot/dts/skeleton_hs_idu.dtsi
> +++ b/arch/arc/boot/dts/skeleton_hs_idu.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  / {
> --- a/arch/arc/boot/dts/vdk_axc003.dtsi
> +++ b/arch/arc/boot/dts/vdk_axc003.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2013, 2014 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/vdk_axc003_idu.dtsi
> +++ b/arch/arc/boot/dts/vdk_axc003_idu.dtsi
> @@ -1,9 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2014, 2015 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  /*
> --- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
> +++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Support for peripherals on the AXS10x mainboard (VDK version)
>   *
>   * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  / {
> --- a/arch/arc/boot/dts/vdk_hs38.dts
> +++ b/arch/arc/boot/dts/vdk_hs38.dts
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
>   *
>   * ARC HS38 Virtual Development Kit (VDK)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/boot/dts/vdk_hs38_smp.dts
> +++ b/arch/arc/boot/dts/vdk_hs38_smp.dts
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
>   * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
>   *
>   * ARC HS38 Virtual Development Kit, SMP version (VDK)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>  /dts-v1/;
>
> --- a/arch/arc/include/asm/arcregs.h
> +++ b/arch/arc/include/asm/arcregs.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef _ASM_ARC_ARCREGS_H
> --- a/arch/arc/include/asm/asm-offsets.h
> +++ b/arch/arc/include/asm/asm-offsets.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #include <generated/asm-offsets.h>
> --- a/arch/arc/include/asm/atomic.h
> +++ b/arch/arc/include/asm/atomic.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef _ASM_ARC_ATOMIC_H
> --- a/arch/arc/include/asm/barrier.h
> +++ b/arch/arc/include/asm/barrier.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ASM_BARRIER_H
> --- a/arch/arc/include/asm/bitops.h
> +++ b/arch/arc/include/asm/bitops.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef _ASM_BITOPS_H
> --- a/arch/arc/include/asm/bug.h
> +++ b/arch/arc/include/asm/bug.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef _ASM_ARC_BUG_H
> --- a/arch/arc/include/asm/cache.h
> +++ b/arch/arc/include/asm/cache.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ARC_ASM_CACHE_H
> --- a/arch/arc/include/asm/cacheflush.h
> +++ b/arch/arc/include/asm/cacheflush.h
> @@ -1,10 +1,7 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   *  vineetg: May 2011: for Non-aliasing VIPT D-cache following can be NOPs
>   *   -flush_cache_dup_mm (fork)
>   *   -likewise for flush_cache_mm (exit/execve)
> --- a/arch/arc/include/asm/checksum.h
> +++ b/arch/arc/include/asm/checksum.h
> @@ -1,10 +1,7 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   * Joern Rennecke  <joern.rennecke@embecosm.com>: Jan 2012
>   *  -Insn Scheduling improvements to csum core routines.
>   *      = csum_fold( ) largely derived from ARM version.
> --- a/arch/arc/include/asm/cmpxchg.h
> +++ b/arch/arc/include/asm/cmpxchg.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ASM_ARC_CMPXCHG_H
> --- a/arch/arc/include/asm/current.h
> +++ b/arch/arc/include/asm/current.h
> @@ -1,10 +1,7 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   * Vineetg: May 16th, 2008
>   *  - Current macro is now implemented as "global register" r25
>   */
> --- a/arch/arc/include/asm/delay.h
> +++ b/arch/arc/include/asm/delay.h
> @@ -1,10 +1,7 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   * Delay routines using pre computed loops_per_jiffy value.
>   *
>   * vineetg: Feb 2012
> --- a/arch/arc/include/asm/disasm.h
> +++ b/arch/arc/include/asm/disasm.h
> @@ -1,12 +1,9 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * several functions that help interpret ARC instructions
>   * used for unaligned accesses, kprobes and kgdb
>   *
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ARC_DISASM_H__
> --- a/arch/arc/include/asm/dma.h
> +++ b/arch/arc/include/asm/dma.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef ASM_ARC_DMA_H
> --- a/arch/arc/include/asm/dwarf.h
> +++ b/arch/arc/include/asm/dwarf.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2016-17 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef _ASM_ARC_DWARF_H
> --- a/arch/arc/include/asm/elf.h
> +++ b/arch/arc/include/asm/elf.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ASM_ARC_ELF_H
> --- a/arch/arc/include/asm/entry-compact.h
> +++ b/arch/arc/include/asm/entry-compact.h
> @@ -1,11 +1,8 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   * Vineetg: March 2009 (Supporting 2 levels of Interrupts)
>   *  Stack switching code can no longer reliably rely on the fact that
>   *  if we are NOT in user mode, stack is switched to kernel mode.
> --- a/arch/arc/include/asm/entry.h
> +++ b/arch/arc/include/asm/entry.h
> @@ -1,10 +1,7 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ASM_ARC_ENTRY_H
> --- a/arch/arc/include/asm/exec.h
> +++ b/arch/arc/include/asm/exec.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
>   */
>
>  #ifndef __ASM_ARC_EXEC_H
> --- a/arch/arc/include/asm/futex.h
> +++ b/arch/arc/include/asm/futex.h
> @@ -1,10 +1,7 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   * Vineetg: August 2010: From Android kernel work
>   */
>
> --- a/arch/arc/include/asm/highmem.h
> +++ b/arch/arc/include/asm/highmem.h
> @@ -1,10 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>   * Copyright (C) 2015 Synopsys, Inc. (www.synopsys.com)
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
>   */
>
>  #ifndef _ASM_HIGHMEM_H
> --- a/arch/arc/include/asm/hugepage.h
> +++ b/arch/arc/include/asm/hugepage.h
> @@ -1,9 +1,6 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
>  /*
>
>