treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 82

Based on 1 normalized pattern(s):

this code is released under the gnu general public license version 2
or later

extracted by the scancode license scanner the SPDX license identifier

GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3 file(s).

Signed-off-by: Thomas Gleixner <[e-mail]>
Reviewed-by: Kate Stewart <[e-mail]>
Reviewed-by: Allison Randal <[e-mail]>
Reviewed-by: Richard Fontana <[e-mail]>
Reviewed-by: Armijn Hemel <[e-mail]>
Cc: [e-mail]
Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

arch/x86/kernel/smp.c

···
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *	Intel SMP support routines.
  *
···
  *      (c) 2002,2003 Andi Kleen, SuSE Labs.
  *
  *	i386 and x86_64 integration by Glauber Costa <[e-mail]>
- *
- *	This code is released under the GNU General Public License version 2 or
- *	later.
  */
 
 #include <linux/init.h>

arch/x86/kernel/smpboot.c

···
+// SPDX-License-Identifier: GPL-2.0-or-later
  /*
  *	x86 SMP booting functions
  *
···
  *	Thanks to Intel for making available several different Pentium,
  *	Pentium Pro and Pentium-II/Xeon MP machines.
  *	Original development of Linux SMP code supported by Caldera.
- *
- *	This code is released under the GNU General Public License version 2 or
- *	later.
  *
  *	Fixes
  *		Felix Koop	:	NR_CPUS used properly

arch/x86/platform/uv/tlb_uv.c

···
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *	SGI UltraViolet TLB flush routines.
  *
  *	(c) 2008-2014 Cliff Wickman <[e-mail]>, SGI.
- *
- *	This code is released under the GNU General Public License version 2 or
- *	later.
  */
 #include <linux/seq_file.h>
 #include <linux/proc_fs.h>