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-rw-r--r--arch/x86/events/amd/core.c1
-rw-r--r--arch/x86/events/intel/core.c1
-rw-r--r--arch/x86/kernel/acpi/cstate.c1
-rw-r--r--arch/x86/kernel/alternative.c1
-rw-r--r--arch/x86/kernel/apic/apic.c1
-rw-r--r--arch/x86/kernel/cpu/amd.c1
-rw-r--r--arch/x86/kernel/cpu/common.c1
-rw-r--r--arch/x86/kernel/cpu/mce/core.c1
-rw-r--r--arch/x86/kernel/cpu/mce/dev-mcelog.c1
-rw-r--r--arch/x86/kernel/cpu/mce/therm_throt.c1
-rw-r--r--arch/x86/kernel/cpu/mtrr/generic.c1
-rw-r--r--arch/x86/kernel/crash.c1
-rw-r--r--arch/x86/kernel/e820.c1
-rw-r--r--arch/x86/kernel/fpu/core.c1
-rw-r--r--arch/x86/kernel/fpu/init.c1
-rw-r--r--arch/x86/kernel/fpu/xstate.c1
-rw-r--r--arch/x86/kernel/hpet.c1
-rw-r--r--arch/x86/kernel/irq.c1
-rw-r--r--arch/x86/kernel/nmi.c1
-rw-r--r--arch/x86/kernel/process_64.c1
-rw-r--r--arch/x86/kernel/ptrace.c1
-rw-r--r--arch/x86/kernel/setup.c1
-rw-r--r--arch/x86/kernel/tsc.c1
-rw-r--r--arch/x86/kernel/unwind_frame.c1
-rw-r--r--arch/x86/kernel/unwind_guess.c1
-rw-r--r--arch/x86/kernel/unwind_orc.c1
-rw-r--r--arch/x86/lib/clear_page_64.S1
-rw-r--r--arch/x86/lib/cpu.c1
-rw-r--r--arch/x86/lib/memcpy_64.S1
-rw-r--r--arch/x86/lib/usercopy_64.c1
-rw-r--r--arch/x86/mm/extable.c1
-rw-r--r--arch/x86/mm/highmem_32.c1
-rw-r--r--arch/x86/mm/init_32.c1
-rw-r--r--arch/x86/mm/init_64.c1
-rw-r--r--arch/x86/mm/ioremap.c1
-rw-r--r--arch/x86/mm/numa.c1
-rw-r--r--arch/x86/mm/pageattr.c1
-rw-r--r--arch/x86/mm/pat.c1
-rw-r--r--arch/x86/mm/tlb.c1
-rw-r--r--arch/x86/pci/common.c1
-rw-r--r--arch/x86/pci/legacy.c1
-rw-r--r--arch/x86/pci/xen.c1
-rw-r--r--arch/x86/platform/efi/quirks.c1
-rw-r--r--arch/x86/platform/intel-quark/imr.c1
-rw-r--r--arch/x86/platform/olpc/olpc_ofw.c1
45 files changed, 45 insertions, 0 deletions
diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c
index f15441b07dad..e7d35f60d53f 100644
--- a/arch/x86/events/amd/core.c
+++ b/arch/x86/events/amd/core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/perf_event.h>
#include <linux/export.h>
#include <linux/types.h>
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 546d13e436aa..a5436cee20b1 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Per core/cpu state
*
diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
index cb6e076a6d39..a5e5484988fd 100644
--- a/arch/x86/kernel/acpi/cstate.c
+++ b/arch/x86/kernel/acpi/cstate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2005 Intel Corporation
* Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 7b9b49dfc05a..390596b761e3 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) "SMP alternatives: " fmt
#include <linux/module.h>
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index ab6af775f06c..177aa8ef2afa 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Local APIC handling, local APIC timers
*
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index fb6a64bd765f..80a405c2048a 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/export.h>
#include <linux/bitops.h>
#include <linux/elf.h>
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index d7f55ad2dfb1..2c57fffebf9b 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* cpu_feature_enabled() cannot be used this early */
#define USE_EARLY_PGTABLE_L5
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index 5112a50e6486..282916f3b8d8 100644
--- a/arch/x86/kernel/cpu/mce/core.c
+++ b/arch/x86/kernel/cpu/mce/core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Machine check handler.
*
diff --git a/arch/x86/kernel/cpu/mce/dev-mcelog.c b/arch/x86/kernel/cpu/mce/dev-mcelog.c
index 9690ec5c8051..7c8958dee103 100644
--- a/arch/x86/kernel/cpu/mce/dev-mcelog.c
+++ b/arch/x86/kernel/cpu/mce/dev-mcelog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* /dev/mcelog driver
*
diff --git a/arch/x86/kernel/cpu/mce/therm_throt.c b/arch/x86/kernel/cpu/mce/therm_throt.c
index 10a3b0599300..6e2becf547c5 100644
--- a/arch/x86/kernel/cpu/mce/therm_throt.c
+++ b/arch/x86/kernel/cpu/mce/therm_throt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Thermal throttle event support code (such as syslog messaging and rate
* limiting) that was factored out from x86_64 (mce_intel.c) and i386 (p4.c).
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 86e277f8daf4..9356c1c9024d 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* This only handles 32bit MTRR on 32bit hosts. This is strictly wrong
* because MTRRs can span up to 40 bits (36bits on most modern x86)
diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
index a96ca8584803..576b2e1bfc12 100644
--- a/arch/x86/kernel/crash.c
+++ b/arch/x86/kernel/crash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Architecture specific (i386/x86_64) functions for kexec based crash dumps.
*
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 76dd605ee2a3..8f32e705a980 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Low level x86 E820 memory map handling functions.
*
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index ce243f76bdb7..466fca686fb9 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c
index 20d8fa7124c7..ef0030e3fe6b 100644
--- a/arch/x86/kernel/fpu/init.c
+++ b/arch/x86/kernel/fpu/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* x86 FPU boot time init code:
*/
diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index 9c459fd1d38e..3c36dd1784db 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* xsave/xrstor support.
*
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index fb32925a2e62..a0573f2e7763 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/clocksource.h>
#include <linux/clockchips.h>
#include <linux/interrupt.h>
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index 59b5f2ea7c2f..9b68b5b00ac9 100644
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Common interrupt code for 32 and 64 bit
*/
diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c
index 05b09896cfaf..4df7705022b9 100644
--- a/arch/x86/kernel/nmi.c
+++ b/arch/x86/kernel/nmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index f8e1af380cdf..250e4c4ac6d9 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 1995 Linus Torvalds
*
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 4b8ee05dd6ad..a166c960bc9e 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* By Ross Biro 1/23/92 */
/*
* Pentium III FXSR, SSE support
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 905dae880563..08a5f4a131f5 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 1995 Linus Torvalds
*
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 356dfc555a27..0b29e58f288e 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
diff --git a/arch/x86/kernel/unwind_frame.c b/arch/x86/kernel/unwind_frame.c
index 9b9fd4826e7a..6106760de716 100644
--- a/arch/x86/kernel/unwind_frame.c
+++ b/arch/x86/kernel/unwind_frame.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/sched.h>
#include <linux/sched/task.h>
#include <linux/sched/task_stack.h>
diff --git a/arch/x86/kernel/unwind_guess.c b/arch/x86/kernel/unwind_guess.c
index 4f0e17b90463..c49f10ffd8cd 100644
--- a/arch/x86/kernel/unwind_guess.c
+++ b/arch/x86/kernel/unwind_guess.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/sched.h>
#include <linux/ftrace.h>
#include <asm/ptrace.h>
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index 89be1be1790c..33b66b5c5aec 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/module.h>
#include <linux/sort.h>
#include <asm/ptrace.h>
diff --git a/arch/x86/lib/clear_page_64.S b/arch/x86/lib/clear_page_64.S
index 88acd349911b..75a5a4515fa7 100644
--- a/arch/x86/lib/clear_page_64.S
+++ b/arch/x86/lib/clear_page_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/x86/lib/cpu.c b/arch/x86/lib/cpu.c
index 2dd1fe13a37b..04967cdce5d1 100644
--- a/arch/x86/lib/cpu.c
+++ b/arch/x86/lib/cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/types.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S
index 9d05572370ed..92748660ba51 100644
--- a/arch/x86/lib/memcpy_64.S
+++ b/arch/x86/lib/memcpy_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright 2002 Andi Kleen */
#include <linux/linkage.h>
diff --git a/arch/x86/lib/usercopy_64.c b/arch/x86/lib/usercopy_64.c
index 9952a01cad24..e0e006f1624e 100644
--- a/arch/x86/lib/usercopy_64.c
+++ b/arch/x86/lib/usercopy_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* User address space access functions.
*
diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c
index b0a2de8d2f9e..4d75bc656f97 100644
--- a/arch/x86/mm/extable.c
+++ b/arch/x86/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/extable.h>
#include <linux/uaccess.h>
#include <linux/sched/debug.h>
diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c
index 0d4bdcb84da5..0a1898b8552e 100644
--- a/arch/x86/mm/highmem_32.c
+++ b/arch/x86/mm/highmem_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/highmem.h>
#include <linux/export.h>
#include <linux/swap.h> /* for totalram_pages */
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 075e568098f2..f265a4316179 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
*
* Copyright (C) 1995 Linus Torvalds
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 62fc457f3849..693aaf28d5fe 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/x86_64/mm/init.c
*
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index dd73d5d74393..4b6423e7bd21 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Re-map IO memory to kernel address space so that we can access it.
* This is needed for high PCI addresses that aren't mapped in the
diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index dfb6c4df639a..e6dad600614c 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Common code for 32 and 64-bit NUMA */
#include <linux/acpi.h>
#include <linux/kernel.h>
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index daf4d645e537..6a9a77a403c9 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2002 Andi Kleen, SuSE Labs.
* Thanks to Ben LaHaise for precious feedback.
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 4fe956a63b25..d9fbd4f69920 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Handle caching attributes in page tables (PAT)
*
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index 7f61431c75fb..91f6db92554c 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/init.h>
#include <linux/mm.h>
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index d4ec117c1142..9acab6ac28f5 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Low-Level PCI Support for PC
*
diff --git a/arch/x86/pci/legacy.c b/arch/x86/pci/legacy.c
index dfbe6ac38830..467311b1eeea 100644
--- a/arch/x86/pci/legacy.c
+++ b/arch/x86/pci/legacy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* legacy.c - traditional, old school PCI bus probing
*/
diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index 9112d1cb397b..91220cc25854 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Xen PCI - handle PCI (INTx) and MSI infrastructure calls for PV, HVM and
* initial domain support. We also handle the DSDT _PRT callbacks for GSI's
diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c
index a25a9fd987a9..feb77777c8b8 100644
--- a/arch/x86/platform/efi/quirks.c
+++ b/arch/x86/platform/efi/quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) "efi: " fmt
#include <linux/init.h>
diff --git a/arch/x86/platform/intel-quark/imr.c b/arch/x86/platform/intel-quark/imr.c
index 49828c2707ac..b5420371d32d 100644
--- a/arch/x86/platform/intel-quark/imr.c
+++ b/arch/x86/platform/intel-quark/imr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/**
* imr.c -- Intel Isolated Memory Region driver
*
diff --git a/arch/x86/platform/olpc/olpc_ofw.c b/arch/x86/platform/olpc/olpc_ofw.c
index f1aab8cdb33f..20a064568463 100644
--- a/arch/x86/platform/olpc/olpc_ofw.c
+++ b/arch/x86/platform/olpc/olpc_ofw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/spinlock_types.h>