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-rw-r--r--kernel/Makefile1
-rw-r--r--kernel/acct.c1
-rw-r--r--kernel/audit_tree.c1
-rw-r--r--kernel/bounds.c1
-rw-r--r--kernel/bpf/Makefile1
-rw-r--r--kernel/capability.c1
-rw-r--r--kernel/cgroup/Makefile1
-rw-r--r--kernel/cgroup/cgroup-internal.h1
-rw-r--r--kernel/cgroup/debug.c1
-rw-r--r--kernel/cgroup/namespace.c1
-rw-r--r--kernel/dma.c1
-rw-r--r--kernel/elfcore.c1
-rw-r--r--kernel/events/Makefile1
-rw-r--r--kernel/events/internal.h1
-rw-r--r--kernel/exec_domain.c1
-rw-r--r--kernel/futex_compat.c1
-rw-r--r--kernel/gcov/Makefile1
-rw-r--r--kernel/gcov/base.c1
-rw-r--r--kernel/gcov/fs.c1
-rw-r--r--kernel/gcov/gcc_3_4.c1
-rw-r--r--kernel/gcov/gcc_4_7.c1
-rw-r--r--kernel/gcov/gcov.h1
-rw-r--r--kernel/groups.c1
-rw-r--r--kernel/irq/Makefile1
-rw-r--r--kernel/irq/affinity.c1
-rw-r--r--kernel/irq/autoprobe.c1
-rw-r--r--kernel/irq/debug.h1
-rw-r--r--kernel/irq/internals.h1
-rw-r--r--kernel/irq/migration.c1
-rw-r--r--kernel/irq/proc.c1
-rw-r--r--kernel/irq/resend.c1
-rw-r--r--kernel/irq/settings.h1
-rw-r--r--kernel/irq/spurious.c1
-rw-r--r--kernel/kcmp.c1
-rw-r--r--kernel/kcov.c1
-rw-r--r--kernel/kexec_internal.h1
-rw-r--r--kernel/livepatch/core.h1
-rw-r--r--kernel/livepatch/patch.h1
-rw-r--r--kernel/livepatch/transition.h1
-rw-r--r--kernel/locking/Makefile1
-rw-r--r--kernel/locking/lockdep_internals.h1
-rw-r--r--kernel/locking/lockdep_proc.c1
-rw-r--r--kernel/locking/mcs_spinlock.h1
-rw-r--r--kernel/locking/mutex-debug.h1
-rw-r--r--kernel/locking/mutex.h1
-rw-r--r--kernel/locking/osq_lock.c1
-rw-r--r--kernel/locking/qspinlock_paravirt.h1
-rw-r--r--kernel/locking/rtmutex-debug.c1
-rw-r--r--kernel/locking/rtmutex-debug.h1
-rw-r--r--kernel/locking/rtmutex.h1
-rw-r--r--kernel/locking/rtmutex_common.h1
-rw-r--r--kernel/locking/rwsem-spinlock.c1
-rw-r--r--kernel/locking/rwsem-xadd.c1
-rw-r--r--kernel/locking/rwsem.c1
-rw-r--r--kernel/locking/rwsem.h1
-rw-r--r--kernel/locking/spinlock.c1
-rw-r--r--kernel/power/Makefile1
-rw-r--r--kernel/power/autosleep.c1
-rw-r--r--kernel/power/console.c1
-rw-r--r--kernel/power/power.h1
-rw-r--r--kernel/power/process.c1
-rw-r--r--kernel/power/wakelock.c1
-rw-r--r--kernel/printk/braille.c1
-rw-r--r--kernel/printk/braille.h1
-rw-r--r--kernel/printk/console_cmdline.h1
-rw-r--r--kernel/range.c1
-rw-r--r--kernel/rcu/Makefile1
-rw-r--r--kernel/sched/Makefile1
-rw-r--r--kernel/sched/autogroup.c1
-rw-r--r--kernel/sched/autogroup.h1
-rw-r--r--kernel/sched/completion.c1
-rw-r--r--kernel/sched/cpuacct.c1
-rw-r--r--kernel/sched/cpuacct.h1
-rw-r--r--kernel/sched/cpudeadline.h1
-rw-r--r--kernel/sched/cpupri.h1
-rw-r--r--kernel/sched/deadline.c1
-rw-r--r--kernel/sched/fair.c1
-rw-r--r--kernel/sched/features.h1
-rw-r--r--kernel/sched/idle_task.c1
-rw-r--r--kernel/sched/loadavg.c1
-rw-r--r--kernel/sched/rt.c1
-rw-r--r--kernel/sched/sched-pelt.h1
-rw-r--r--kernel/sched/sched.h1
-rw-r--r--kernel/sched/stats.c1
-rw-r--r--kernel/sched/stats.h1
-rw-r--r--kernel/sched/stop_task.c1
-rw-r--r--kernel/sched/swait.c1
-rw-r--r--kernel/sched/topology.c1
-rw-r--r--kernel/seccomp.c1
-rw-r--r--kernel/smpboot.h1
-rw-r--r--kernel/sys.c1
-rw-r--r--kernel/sys_ni.c1
-rw-r--r--kernel/sysctl_binary.c1
-rw-r--r--kernel/task_work.c1
-rw-r--r--kernel/time/Makefile1
-rw-r--r--kernel/time/itimer.c1
-rw-r--r--kernel/time/ntp.c1
-rw-r--r--kernel/time/ntp_internal.h1
-rw-r--r--kernel/time/posix-cpu-timers.c1
-rw-r--r--kernel/time/posix-timers.h1
-rw-r--r--kernel/time/tick-broadcast-hrtimer.c1
-rw-r--r--kernel/time/tick-internal.h1
-rw-r--r--kernel/time/tick-sched.h1
-rw-r--r--kernel/time/timekeeping.h1
-rw-r--r--kernel/time/timekeeping_internal.h1
-rw-r--r--kernel/trace/Makefile1
-rw-r--r--kernel/trace/power-traces.c1
-rw-r--r--kernel/trace/rpm-traces.c1
-rw-r--r--kernel/trace/trace.h1
-rw-r--r--kernel/trace/trace_benchmark.c1
-rw-r--r--kernel/trace/trace_benchmark.h1
-rw-r--r--kernel/trace/trace_branch.c1
-rw-r--r--kernel/trace/trace_entries.h1
-rw-r--r--kernel/trace/trace_events_filter_test.h1
-rw-r--r--kernel/trace/trace_export.c1
-rw-r--r--kernel/trace/trace_functions.c1
-rw-r--r--kernel/trace/trace_functions_graph.c1
-rw-r--r--kernel/trace/trace_kdb.c1
-rw-r--r--kernel/trace/trace_mmiotrace.c1
-rw-r--r--kernel/trace/trace_nop.c1
-rw-r--r--kernel/trace/trace_output.h1
-rw-r--r--kernel/trace/trace_sched_switch.c1
-rw-r--r--kernel/trace/trace_sched_wakeup.c1
-rw-r--r--kernel/trace/trace_selftest.c1
-rw-r--r--kernel/trace/trace_selftest_dynamic.c1
-rw-r--r--kernel/trace/trace_stack.c1
-rw-r--r--kernel/trace/trace_stat.c1
-rw-r--r--kernel/trace/trace_stat.h1
-rw-r--r--kernel/trace/trace_syscalls.c1
-rw-r--r--kernel/trace/tracing_map.h1
-rw-r--r--kernel/uid16.c1
-rw-r--r--kernel/watchdog.c1
-rw-r--r--kernel/watchdog_hld.c1
-rw-r--r--kernel/workqueue_internal.h1
134 files changed, 134 insertions, 0 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index ed470aa..172d151d 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/kernel/acct.c b/kernel/acct.c
index 5e72af2..6670fbd 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/acct.c
*
diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 011d46e..d4b050d 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "audit.h"
#include <linux/fsnotify_backend.h>
#include <linux/namei.h>
diff --git a/kernel/bounds.c b/kernel/bounds.c
index e1d1d195..c373e88 100644
--- a/kernel/bounds.c
+++ b/kernel/bounds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by the preprocessor.
* This code generates raw asm output which is post-processed
diff --git a/kernel/bpf/Makefile b/kernel/bpf/Makefile
index 897daa0..af3ab61 100644
--- a/kernel/bpf/Makefile
+++ b/kernel/bpf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := core.o
obj-$(CONFIG_BPF_SYSCALL) += syscall.o verifier.o inode.o helpers.o tnum.o
diff --git a/kernel/capability.c b/kernel/capability.c
index f97fe77..1e1c023 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/capability.c
*
diff --git a/kernel/cgroup/Makefile b/kernel/cgroup/Makefile
index ce693cc..ae448f7 100644
--- a/kernel/cgroup/Makefile
+++ b/kernel/cgroup/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := cgroup.o namespace.o cgroup-v1.o
obj-$(CONFIG_CGROUP_FREEZER) += freezer.o
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index 5151ff2..bf54ade 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CGROUP_INTERNAL_H
#define __CGROUP_INTERNAL_H
diff --git a/kernel/cgroup/debug.c b/kernel/cgroup/debug.c
index f661b4c..5f780d8 100644
--- a/kernel/cgroup/debug.c
+++ b/kernel/cgroup/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Debug controller
*
diff --git a/kernel/cgroup/namespace.c b/kernel/cgroup/namespace.c
index 66129eb..b05f1dd 100644
--- a/kernel/cgroup/namespace.c
+++ b/kernel/cgroup/namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "cgroup-internal.h"
#include <linux/sched/task.h>
diff --git a/kernel/dma.c b/kernel/dma.c
index 6c6262f..3506fc3 100644
--- a/kernel/dma.c
+++ b/kernel/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/dma.c: A DMA channel allocator. Inspired by linux/kernel/irq.c.
*
diff --git a/kernel/elfcore.c b/kernel/elfcore.c
index e556751..fc482c8 100644
--- a/kernel/elfcore.c
+++ b/kernel/elfcore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/elf.h>
#include <linux/fs.h>
#include <linux/mm.h>
diff --git a/kernel/events/Makefile b/kernel/events/Makefile
index 2925188..3c022e3 100644
--- a/kernel/events/Makefile
+++ b/kernel/events/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
endif
diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index 843e970..09b1537 100644
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KERNEL_EVENTS_INTERNAL_H
#define _KERNEL_EVENTS_INTERNAL_H
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c
index 6873bb3..0975b02 100644
--- a/kernel/exec_domain.c
+++ b/kernel/exec_domain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Handling of different ABIs (personalities).
*
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index 3f40996..83f830ac 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/futex_compat.c
*
diff --git a/kernel/gcov/Makefile b/kernel/gcov/Makefile
index 752d648..c6c50e5 100644
--- a/kernel/gcov/Makefile
+++ b/kernel/gcov/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -DSRCTREE='"$(srctree)"' -DOBJTREE='"$(objtree)"'
obj-y := base.o fs.o
diff --git a/kernel/gcov/base.c b/kernel/gcov/base.c
index c51a49c..9c7c8d5 100644
--- a/kernel/gcov/base.c
+++ b/kernel/gcov/base.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code maintains a list of active profiling data structures.
*
diff --git a/kernel/gcov/fs.c b/kernel/gcov/fs.c
index edf67c4..6e40ff6b 100644
--- a/kernel/gcov/fs.c
+++ b/kernel/gcov/fs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code exports profiling data as debugfs files to userspace.
*
diff --git a/kernel/gcov/gcc_3_4.c b/kernel/gcov/gcc_3_4.c
index 27bc88a..1e32e66 100644
--- a/kernel/gcov/gcc_3_4.c
+++ b/kernel/gcov/gcc_3_4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code provides functions to handle gcc's profiling data format
* introduced with gcc 3.4. Future versions of gcc may change the gcov
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index 46a18e7..ca5e5c0 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code provides functions to handle gcc's profiling data format
* introduced with gcc 4.7.
diff --git a/kernel/gcov/gcov.h b/kernel/gcov/gcov.h
index 92c8e22..de118ad 100644
--- a/kernel/gcov/gcov.h
+++ b/kernel/gcov/gcov.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Profiling infrastructure declarations.
*
diff --git a/kernel/groups.c b/kernel/groups.c
index 434f666..e357bc8 100644
--- a/kernel/groups.c
+++ b/kernel/groups.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Supplementary group IDs
*/
diff --git a/kernel/irq/Makefile b/kernel/irq/Makefile
index 1970caf..ed15d14 100644
--- a/kernel/irq/Makefile
+++ b/kernel/irq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := irqdesc.o handle.o manage.o spurious.o resend.o chip.o dummychip.o devres.o
obj-$(CONFIG_IRQ_TIMINGS) += timings.o
diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c
index d69bd772..e12d351 100644
--- a/kernel/irq/affinity.c
+++ b/kernel/irq/affinity.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2016 Thomas Gleixner.
* Copyright (C) 2016-2017 Christoph Hellwig.
diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c
index d30a0dd..befa671 100644
--- a/kernel/irq/autoprobe.c
+++ b/kernel/irq/autoprobe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/autoprobe.c
*
diff --git a/kernel/irq/debug.h b/kernel/irq/debug.h
index e75e29e..17f05ef 100644
--- a/kernel/irq/debug.h
+++ b/kernel/irq/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Debugging printout:
*/
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index a4aa390..44ed5f8 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ subsystem internal functions and variables:
*
diff --git a/kernel/irq/migration.c b/kernel/irq/migration.c
index 6ca054a..86ae0eb8 100644
--- a/kernel/irq/migration.c
+++ b/kernel/irq/migration.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/irq.h>
#include <linux/interrupt.h>
diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index 6376b4a..c010cc0 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/proc.c
*
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index b86886b..1d08f451 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/resend.c
*
diff --git a/kernel/irq/settings.h b/kernel/irq/settings.h
index 320579d..e43795c 100644
--- a/kernel/irq/settings.h
+++ b/kernel/irq/settings.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Internal header to deal with irq_desc->status which will be renamed
* to irq_desc->settings.
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 061ba7e..987d7bc 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/spurious.c
*
diff --git a/kernel/kcmp.c b/kernel/kcmp.c
index 055bb29..a0e3d7a 100644
--- a/kernel/kcmp.c
+++ b/kernel/kcmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/syscalls.h>
#include <linux/fdtable.h>
diff --git a/kernel/kcov.c b/kernel/kcov.c
index 3f693a0..fc6af9e 100644
--- a/kernel/kcov.c
+++ b/kernel/kcov.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "kcov: " fmt
#define DISABLE_BRANCH_PROFILING
diff --git a/kernel/kexec_internal.h b/kernel/kexec_internal.h
index 50dfcb0..48aaf2a 100644
--- a/kernel/kexec_internal.h
+++ b/kernel/kexec_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_KEXEC_INTERNAL_H
#define LINUX_KEXEC_INTERNAL_H
diff --git a/kernel/livepatch/core.h b/kernel/livepatch/core.h
index c74f24c..a351601 100644
--- a/kernel/livepatch/core.h
+++ b/kernel/livepatch/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIVEPATCH_CORE_H
#define _LIVEPATCH_CORE_H
diff --git a/kernel/livepatch/patch.h b/kernel/livepatch/patch.h
index 0db2271..e72d825 100644
--- a/kernel/livepatch/patch.h
+++ b/kernel/livepatch/patch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIVEPATCH_PATCH_H
#define _LIVEPATCH_PATCH_H
diff --git a/kernel/livepatch/transition.h b/kernel/livepatch/transition.h
index ce09b32..0f6e27c 100644
--- a/kernel/livepatch/transition.h
+++ b/kernel/livepatch/transition.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIVEPATCH_TRANSITION_H
#define _LIVEPATCH_TRANSITION_H
diff --git a/kernel/locking/Makefile b/kernel/locking/Makefile
index 760158d..392c7f2 100644
--- a/kernel/locking/Makefile
+++ b/kernel/locking/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Any varying coverage in these files is non-deterministic
# and is generally not a function of system call inputs.
KCOV_INSTRUMENT := n
diff --git a/kernel/locking/lockdep_internals.h b/kernel/locking/lockdep_internals.h
index 1da4669..d459d62 100644
--- a/kernel/locking/lockdep_internals.h
+++ b/kernel/locking/lockdep_internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* kernel/lockdep_internals.h
*
diff --git a/kernel/locking/lockdep_proc.c b/kernel/locking/lockdep_proc.c
index 68d9e26..ad69bbc 100644
--- a/kernel/locking/lockdep_proc.c
+++ b/kernel/locking/lockdep_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/lockdep_proc.c
*
diff --git a/kernel/locking/mcs_spinlock.h b/kernel/locking/mcs_spinlock.h
index 6a385aa..f046b7c 100644
--- a/kernel/locking/mcs_spinlock.h
+++ b/kernel/locking/mcs_spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MCS lock defines
*
diff --git a/kernel/locking/mutex-debug.h b/kernel/locking/mutex-debug.h
index 4174417..1edd3f4 100644
--- a/kernel/locking/mutex-debug.h
+++ b/kernel/locking/mutex-debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Mutexes: blocking mutual exclusion locks
*
diff --git a/kernel/locking/mutex.h b/kernel/locking/mutex.h
index 6ebc190..1c2287d 100644
--- a/kernel/locking/mutex.h
+++ b/kernel/locking/mutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Mutexes: blocking mutual exclusion locks
*
diff --git a/kernel/locking/osq_lock.c b/kernel/locking/osq_lock.c
index a74ee6a..6ef600a 100644
--- a/kernel/locking/osq_lock.c
+++ b/kernel/locking/osq_lock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/percpu.h>
#include <linux/sched.h>
#include <linux/osq_lock.h>
diff --git a/kernel/locking/qspinlock_paravirt.h b/kernel/locking/qspinlock_paravirt.h
index 4355568..15b6a39 100644
--- a/kernel/locking/qspinlock_paravirt.h
+++ b/kernel/locking/qspinlock_paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GEN_PV_LOCK_SLOWPATH
#error "do not include this file"
#endif
diff --git a/kernel/locking/rtmutex-debug.c b/kernel/locking/rtmutex-debug.c
index f4a74e7..fd4fe1f 100644
--- a/kernel/locking/rtmutex-debug.c
+++ b/kernel/locking/rtmutex-debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rtmutex-debug.h b/kernel/locking/rtmutex-debug.h
index 5078c6d..fc54971 100644
--- a/kernel/locking/rtmutex-debug.h
+++ b/kernel/locking/rtmutex-debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rtmutex.h b/kernel/locking/rtmutex.h
index 5c253ca..732f96a 100644
--- a/kernel/locking/rtmutex.h
+++ b/kernel/locking/rtmutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rtmutex_common.h b/kernel/locking/rtmutex_common.h
index 7453be0..124e98c 100644
--- a/kernel/locking/rtmutex_common.h
+++ b/kernel/locking/rtmutex_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rwsem-spinlock.c b/kernel/locking/rwsem-spinlock.c
index 0848634..a7ffb2a 100644
--- a/kernel/locking/rwsem-spinlock.c
+++ b/kernel/locking/rwsem-spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* rwsem-spinlock.c: R/W semaphores: contention handling functions for
* generic spinlock implementation
*
diff --git a/kernel/locking/rwsem-xadd.c b/kernel/locking/rwsem-xadd.c
index 1fefe6d..e795908 100644
--- a/kernel/locking/rwsem-xadd.c
+++ b/kernel/locking/rwsem-xadd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* rwsem.c: R/W semaphores: contention handling functions
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
index 4d48b1c..a6c76a4 100644
--- a/kernel/locking/rwsem.c
+++ b/kernel/locking/rwsem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* kernel/rwsem.c: R/W semaphores, public implementation
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/kernel/locking/rwsem.h b/kernel/locking/rwsem.h
index a699f40..a883b8f 100644
--- a/kernel/locking/rwsem.h
+++ b/kernel/locking/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The owner field of the rw_semaphore structure will be set to
* RWSEM_READ_OWNED when a reader grabs the lock. A writer will clear
diff --git a/kernel/locking/spinlock.c b/kernel/locking/spinlock.c
index 4b082b5..6e40fdf 100644
--- a/kernel/locking/spinlock.c
+++ b/kernel/locking/spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (2004) Linus Torvalds
*
diff --git a/kernel/power/Makefile b/kernel/power/Makefile
index eb4f717..a3f79f0e 100644
--- a/kernel/power/Makefile
+++ b/kernel/power/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_PM_DEBUG) := -DDEBUG
diff --git a/kernel/power/autosleep.c b/kernel/power/autosleep.c
index 9012ecf..41e83a7 100644
--- a/kernel/power/autosleep.c
+++ b/kernel/power/autosleep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/power/autosleep.c
*
diff --git a/kernel/power/console.c b/kernel/power/console.c
index 0e78179..fcdf0e1 100644
--- a/kernel/power/console.c
+++ b/kernel/power/console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for saving/restoring console.
*
diff --git a/kernel/power/power.h b/kernel/power/power.h
index 1d2d761..f29cd17 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/suspend.h>
#include <linux/suspend_ioctls.h>
#include <linux/utsname.h>
diff --git a/kernel/power/process.c b/kernel/power/process.c
index 50f25cb..7381d49 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/power/process.c - Functions for starting/stopping processes on
* suspend transitions.
diff --git a/kernel/power/wakelock.c b/kernel/power/wakelock.c
index 1896386..dfba59b 100644
--- a/kernel/power/wakelock.c
+++ b/kernel/power/wakelock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/power/wakelock.c
*
diff --git a/kernel/printk/braille.c b/kernel/printk/braille.c
index 61d41ca..1d21eba 100644
--- a/kernel/printk/braille.c
+++ b/kernel/printk/braille.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
diff --git a/kernel/printk/braille.h b/kernel/printk/braille.h
index 749a675..123154f 100644
--- a/kernel/printk/braille.h
+++ b/kernel/printk/braille.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PRINTK_BRAILLE_H
#define _PRINTK_BRAILLE_H
diff --git a/kernel/printk/console_cmdline.h b/kernel/printk/console_cmdline.h
index 2ca4a8b..11f19c4 100644
--- a/kernel/printk/console_cmdline.h
+++ b/kernel/printk/console_cmdline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CONSOLE_CMDLINE_H
#define _CONSOLE_CMDLINE_H
diff --git a/kernel/range.c b/kernel/range.c
index 82cfc28..d84de67 100644
--- a/kernel/range.c
+++ b/kernel/range.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Range add and subtract
*/
diff --git a/kernel/rcu/Makefile b/kernel/rcu/Makefile
index 13c0fc8..020e8b6 100644
--- a/kernel/rcu/Makefile
+++ b/kernel/rcu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Any varying coverage in these files is non-deterministic
# and is generally not a function of system call inputs.
KCOV_INSTRUMENT := n
diff --git a/kernel/sched/Makefile b/kernel/sched/Makefile
index 78f5493..a9ee16b 100644
--- a/kernel/sched/Makefile
+++ b/kernel/sched/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_clock.o = $(CC_FLAGS_FTRACE)
endif
diff --git a/kernel/sched/autogroup.c b/kernel/sched/autogroup.c
index de6d7f4..a43df51 100644
--- a/kernel/sched/autogroup.c
+++ b/kernel/sched/autogroup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "sched.h"
#include <linux/proc_fs.h>
diff --git a/kernel/sched/autogroup.h b/kernel/sched/autogroup.h
index ce40c81..27cd22b 100644
--- a/kernel/sched/autogroup.h
+++ b/kernel/sched/autogroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_SCHED_AUTOGROUP
#include <linux/kref.h>
diff --git a/kernel/sched/completion.c b/kernel/sched/completion.c
index cc87307..2ddaec4 100644
--- a/kernel/sched/completion.c
+++ b/kernel/sched/completion.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic wait-for-completion handler;
*
diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c
index f95ab29..44ab32a 100644
--- a/kernel/sched/cpuacct.c
+++ b/kernel/sched/cpuacct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cgroup.h>
#include <linux/slab.h>
#include <linux/percpu.h>
diff --git a/kernel/sched/cpuacct.h b/kernel/sched/cpuacct.h
index ba72807..a8358a5 100644
--- a/kernel/sched/cpuacct.h
+++ b/kernel/sched/cpuacct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_CGROUP_CPUACCT
extern void cpuacct_charge(struct task_struct *tsk, u64 cputime);
diff --git a/kernel/sched/cpudeadline.h b/kernel/sched/cpudeadline.h
index f7da8c5..b010d26 100644
--- a/kernel/sched/cpudeadline.h
+++ b/kernel/sched/cpudeadline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CPUDL_H
#define _LINUX_CPUDL_H
diff --git a/kernel/sched/cpupri.h b/kernel/sched/cpupri.h
index 63cbb9c..bab0500 100644
--- a/kernel/sched/cpupri.h
+++ b/kernel/sched/cpupri.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CPUPRI_H
#define _LINUX_CPUPRI_H
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 0191ec7..4ae5c1e 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Deadline Scheduling Class (SCHED_DEADLINE)
*
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index d3f3094..5c09ddf 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Completely Fair Scheduling (CFS) Class (SCHED_NORMAL/SCHED_BATCH)
*
diff --git a/kernel/sched/features.h b/kernel/sched/features.h
index 319ed0e..9552fd5 100644
--- a/kernel/sched/features.h
+++ b/kernel/sched/features.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Only give sleepers 50% of their service deficit. This allows
* them to run sooner, but does not allow tons of sleepers to
diff --git a/kernel/sched/idle_task.c b/kernel/sched/idle_task.c
index 0c00172..d518664 100644
--- a/kernel/sched/idle_task.c
+++ b/kernel/sched/idle_task.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "sched.h"
/*
diff --git a/kernel/sched/loadavg.c b/kernel/sched/loadavg.c
index f14716a..89a989e 100644
--- a/kernel/sched/loadavg.c
+++ b/kernel/sched/loadavg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/sched/loadavg.c
*
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 0af5ca9..3c96c80 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Real-Time Scheduling Class (mapped to the SCHED_FIFO and SCHED_RR
* policies)
diff --git a/kernel/sched/sched-pelt.h b/kernel/sched/sched-pelt.h
index cd200d1..a2647367 100644
--- a/kernel/sched/sched-pelt.h
+++ b/kernel/sched/sched-pelt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Generated by Documentation/scheduler/sched-pelt; do not modify. */
static const u32 runnable_avg_yN_inv[] = {
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 14db76c..3b448ba 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/sched.h>
#include <linux/sched/autogroup.h>
diff --git a/kernel/sched/stats.c b/kernel/sched/stats.c
index 87e2c9f..940b1fa 100644
--- a/kernel/sched/stats.c
+++ b/kernel/sched/stats.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/fs.h>
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h
index d571065..baf500d 100644
--- a/kernel/sched/stats.h
+++ b/kernel/sched/stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_SCHEDSTATS
diff --git a/kernel/sched/stop_task.c b/kernel/sched/stop_task.c
index 9f69fb6..45caf90 100644
--- a/kernel/sched/stop_task.c
+++ b/kernel/sched/stop_task.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "sched.h"
/*
diff --git a/kernel/sched/swait.c b/kernel/sched/swait.c
index 2227e18..9ff1555 100644
--- a/kernel/sched/swait.c
+++ b/kernel/sched/swait.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched/signal.h>
#include <linux/swait.h>
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index f1cf4f3..6798276 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Scheduler topology setup/handling methods
*/
diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 0ae832e..418a1c0 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/seccomp.c
*
diff --git a/kernel/smpboot.h b/kernel/smpboot.h
index 485b81c..34dd3d7 100644
--- a/kernel/smpboot.h
+++ b/kernel/smpboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SMPBOOT_H
#define SMPBOOT_H
diff --git a/kernel/sys.c b/kernel/sys.c
index 9aebc29..524a4cb 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/sys.c
*
diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index 8acef85..b518976 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/errno.h>
diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c
index 58ea8c0..e8c0dab 100644
--- a/kernel/sysctl_binary.c
+++ b/kernel/sysctl_binary.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/stat.h>
#include <linux/sysctl.h>
#include "../fs/xfs/xfs_sysctl.h"
diff --git a/kernel/task_work.c b/kernel/task_work.c
index 836a72a..5718b3e 100644
--- a/kernel/task_work.c
+++ b/kernel/task_work.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/spinlock.h>
#include <linux/task_work.h>
#include <linux/tracehook.h>
diff --git a/kernel/time/Makefile b/kernel/time/Makefile
index 938dbf3..f1e46f3 100644
--- a/kernel/time/Makefile
+++ b/kernel/time/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += time.o timer.o hrtimer.o
obj-y += timekeeping.o ntp.o clocksource.o jiffies.o timer_list.o
obj-y += timeconv.o timecounter.o alarmtimer.o
diff --git a/kernel/time/itimer.c b/kernel/time/itimer.c
index 2ef98a0..f26acef 100644
--- a/kernel/time/itimer.c
+++ b/kernel/time/itimer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/itimer.c
*
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index edf19cc..99e03be 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NTP state machine interfaces and logic.
*
diff --git a/kernel/time/ntp_internal.h b/kernel/time/ntp_internal.h
index d8a7c11..0a53e6e 100644
--- a/kernel/time/ntp_internal.h
+++ b/kernel/time/ntp_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NTP_INTERNAL_H
#define _LINUX_NTP_INTERNAL_H
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 8585ad6..5b11711 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement CPU time clocks for the POSIX clock interface.
*/
diff --git a/kernel/time/posix-timers.h b/kernel/time/posix-timers.h
index fb303c3..151e28f 100644
--- a/kernel/time/posix-timers.h
+++ b/kernel/time/posix-timers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define TIMER_RETRY 1
struct k_clock {
diff --git a/kernel/time/tick-broadcast-hrtimer.c b/kernel/time/tick-broadcast-hrtimer.c
index a7bb8f3..58045eb 100644
--- a/kernel/time/tick-broadcast-hrtimer.c
+++ b/kernel/time/tick-broadcast-hrtimer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/time/tick-broadcast-hrtimer.c
* This file emulates a local clock event device
diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h
index be0ac01..f8e1845 100644
--- a/kernel/time/tick-internal.h
+++ b/kernel/time/tick-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tick internal variable and functions used by low/high res code
*/
diff --git a/kernel/time/tick-sched.h b/kernel/time/tick-sched.h
index 075444e..954b43d 100644
--- a/kernel/time/tick-sched.h
+++ b/kernel/time/tick-sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TICK_SCHED_H
#define _TICK_SCHED_H
diff --git a/kernel/time/timekeeping.h b/kernel/time/timekeeping.h
index d091467..c9f9af3 100644
--- a/kernel/time/timekeeping.h
+++ b/kernel/time/timekeeping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KERNEL_TIME_TIMEKEEPING_H
#define _KERNEL_TIME_TIMEKEEPING_H
/*
diff --git a/kernel/time/timekeeping_internal.h b/kernel/time/timekeeping_internal.h
index 9a18f12..fdbeeb0 100644
--- a/kernel/time/timekeeping_internal.h
+++ b/kernel/time/timekeeping_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TIMEKEEPING_INTERNAL_H
#define _TIMEKEEPING_INTERNAL_H
/*
diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile
index 90f2701..19a15b2 100644
--- a/kernel/trace/Makefile
+++ b/kernel/trace/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Do not instrument the tracer itself:
diff --git a/kernel/trace/power-traces.c b/kernel/trace/power-traces.c
index 0c7dee2..21bb161 100644
--- a/kernel/trace/power-traces.c
+++ b/kernel/trace/power-traces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Power trace points
*
diff --git a/kernel/trace/rpm-traces.c b/kernel/trace/rpm-traces.c
index 4b3b5ea..25dec0b 100644
--- a/kernel/trace/rpm-traces.c
+++ b/kernel/trace/rpm-traces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Power trace points
*
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 652c682..401b063 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KERNEL_TRACE_H
#define _LINUX_KERNEL_TRACE_H
diff --git a/kernel/trace/trace_benchmark.c b/kernel/trace/trace_benchmark.c
index 16a8cf0..79f838a 100644
--- a/kernel/trace/trace_benchmark.c
+++ b/kernel/trace/trace_benchmark.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/kthread.h>
diff --git a/kernel/trace/trace_benchmark.h b/kernel/trace/trace_benchmark.h
index ebdbfc2..be1d86f 100644
--- a/kernel/trace/trace_benchmark.h
+++ b/kernel/trace/trace_benchmark.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM benchmark
diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c
index 4d8fdf3..4ad9674 100644
--- a/kernel/trace/trace_branch.c
+++ b/kernel/trace/trace_branch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* unlikely profiler
*
diff --git a/kernel/trace/trace_entries.h b/kernel/trace/trace_entries.h
index adcdbbe..e954ae3 100644
--- a/kernel/trace/trace_entries.h
+++ b/kernel/trace/trace_entries.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file defines the trace event structures that go into the ring
* buffer directly. They are created via macros so that changes for them
diff --git a/kernel/trace/trace_events_filter_test.h b/kernel/trace/trace_events_filter_test.h
index bfd4dba..39d7ef4 100644
--- a/kernel/trace/trace_events_filter_test.h
+++ b/kernel/trace/trace_events_filter_test.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM test
diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index 39aa7aa..548e62e 100644
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* trace_export.c - export basic ftrace utilities to user space
*
diff --git a/kernel/trace/trace_functions.c b/kernel/trace/trace_functions.c
index a0910c0..27f7ad1 100644
--- a/kernel/trace/trace_functions.c
+++ b/kernel/trace/trace_functions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ring buffer based function tracer
*
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index b8f1f54..23c0b0c 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* Function graph tracer.
diff --git a/kernel/trace/trace_kdb.c b/kernel/trace/trace_kdb.c
index 57149bc..d953c16 100644
--- a/kernel/trace/trace_kdb.c
+++ b/kernel/trace/trace_kdb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kdb helper for dumping the ftrace buffer
*
diff --git a/kernel/trace/trace_mmiotrace.c b/kernel/trace/trace_mmiotrace.c
index dca78fc..b038801 100644
--- a/kernel/trace/trace_mmiotrace.c
+++ b/kernel/trace/trace_mmiotrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory mapped I/O tracing
*
diff --git a/kernel/trace/trace_nop.c b/kernel/trace/trace_nop.c
index 49f61fe9..50523f9 100644
--- a/kernel/trace/trace_nop.c
+++ b/kernel/trace/trace_nop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* nop tracer
*
diff --git a/kernel/trace/trace_output.h b/kernel/trace/trace_output.h
index fabc49b..dbba03e 100644
--- a/kernel/trace/trace_output.h
+++ b/kernel/trace/trace_output.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACE_EVENTS_H
#define __TRACE_EVENTS_H
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c
index b341c02..e288168 100644
--- a/kernel/trace/trace_sched_switch.c
+++ b/kernel/trace/trace_sched_switch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* trace context switch
*
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index 0c33197..7d461dc 100644
--- a/kernel/trace/trace_sched_wakeup.c
+++ b/kernel/trace/trace_sched_wakeup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* trace task wakeup timings
*
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index b17ec64..cd70eb5 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Include in trace.c */
#include <uapi/linux/sched/types.h>
diff --git a/kernel/trace/trace_selftest_dynamic.c b/kernel/trace/trace_selftest_dynamic.c
index b4c475a..8cda06a 100644
--- a/kernel/trace/trace_selftest_dynamic.c
+++ b/kernel/trace/trace_selftest_dynamic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "trace.h"
int DYN_FTRACE_TEST_NAME(void)
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 49cb414..719a52a 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2008 Steven Rostedt <srostedt@redhat.com>
*
diff --git a/kernel/trace/trace_stat.c b/kernel/trace/trace_stat.c
index 413ff10..75bf1bc 100644
--- a/kernel/trace/trace_stat.c
+++ b/kernel/trace/trace_stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Infrastructure for statistic tracing (histogram output).
*
diff --git a/kernel/trace/trace_stat.h b/kernel/trace/trace_stat.h
index 8f03914..76d30b4 100644
--- a/kernel/trace/trace_stat.h
+++ b/kernel/trace/trace_stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACE_STAT_H
#define __TRACE_STAT_H
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 696afe7..a2a642f 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <trace/syscall.h>
#include <trace/events/syscalls.h>
#include <linux/syscalls.h>
diff --git a/kernel/trace/tracing_map.h b/kernel/trace/tracing_map.h
index 618838f..ab0ca77 100644
--- a/kernel/trace/tracing_map.h
+++ b/kernel/trace/tracing_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACING_MAP_H
#define __TRACING_MAP_H
diff --git a/kernel/uid16.c b/kernel/uid16.c
index 5c2dc5b..ce74a49 100644
--- a/kernel/uid16.c
+++ b/kernel/uid16.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Wrapper functions for 16bit uid back compatibility. All nicely tied
* together in the faint hope we can take the out in five years time.
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 6bcb854..c8e0670 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Detect hard and soft lockups on a system
*
diff --git a/kernel/watchdog_hld.c b/kernel/watchdog_hld.c
index 71a62ce..4583feb 100644
--- a/kernel/watchdog_hld.c
+++ b/kernel/watchdog_hld.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Detect hard lockups on a system
*
diff --git a/kernel/workqueue_internal.h b/kernel/workqueue_internal.h
index 8635417..efdd72e 100644
--- a/kernel/workqueue_internal.h
+++ b/kernel/workqueue_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* kernel/workqueue_internal.h
*
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