Merge branch 'linus' into sched/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>

90 files changed, 90 insertions, 0 deletions

diff --git a/include/trace/define_trace.h b/include/trace/define_trace.h
index 6e3945f64102..d9e3d4aa3f6e 100644
--- a/include/trace/define_trace.h
+++ b/include/trace/define_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Trace files that want to automate creation of all tracepoints defined
  * in their file should include this file. The following are macros that the
diff --git a/include/trace/events/9p.h b/include/trace/events/9p.h
index 633ee9ee9778..78c5608a1648 100644
--- a/include/trace/events/9p.h
+++ b/include/trace/events/9p.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM 9p
 
diff --git a/include/trace/events/alarmtimer.h b/include/trace/events/alarmtimer.h
index ae4f358dd8e9..13483c7ca70b 100644
--- a/include/trace/events/alarmtimer.h
+++ b/include/trace/events/alarmtimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM alarmtimer
 
diff --git a/include/trace/events/asoc.h b/include/trace/events/asoc.h
index 9130dd5a184a..ccd1a3bdff46 100644
--- a/include/trace/events/asoc.h
+++ b/include/trace/events/asoc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM asoc
 
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index daf749138ff8..2cbd6e42ad83 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM bcache
 
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 1fd7ff1a46f7..81b43f5bdf23 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM block
 
diff --git a/include/trace/events/bpf.h b/include/trace/events/bpf.h
index 52c8425d144b..cc749d7099fb 100644
--- a/include/trace/events/bpf.h
+++ b/include/trace/events/bpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM bpf
 
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index dc1d0df91e0b..32d0c1fe2bfa 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM btrfs
 
diff --git a/include/trace/events/cgroup.h b/include/trace/events/cgroup.h
index c226f50e88fa..d74722c2ac8b 100644
--- a/include/trace/events/cgroup.h
+++ b/include/trace/events/cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM cgroup
 
diff --git a/include/trace/events/cma.h b/include/trace/events/cma.h
index d7cd961720a7..5017a8829270 100644
--- a/include/trace/events/cma.h
+++ b/include/trace/events/cma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM cma
 
diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h
index 0a18ab6483ff..6074eff3d766 100644
--- a/include/trace/events/compaction.h
+++ b/include/trace/events/compaction.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM compaction
 
diff --git a/include/trace/events/context_tracking.h b/include/trace/events/context_tracking.h
index ce8007cf29cf..0aa6fd68fdf9 100644
--- a/include/trace/events/context_tracking.h
+++ b/include/trace/events/context_tracking.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM context_tracking
 
diff --git a/include/trace/events/cpuhp.h b/include/trace/events/cpuhp.h
index 996953db91d7..fe1d6e8cd99d 100644
--- a/include/trace/events/cpuhp.h
+++ b/include/trace/events/cpuhp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM cpuhp
 
diff --git a/include/trace/events/devlink.h b/include/trace/events/devlink.h
index 09f1df228f2c..44acfbca1266 100644
--- a/include/trace/events/devlink.h
+++ b/include/trace/events/devlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #if IS_ENABLED(CONFIG_NET_DEVLINK)
 
 #undef TRACE_SYSTEM
diff --git a/include/trace/events/dma_fence.h b/include/trace/events/dma_fence.h
index 1157cb4c3c6f..d61bfddcc621 100644
--- a/include/trace/events/dma_fence.h
+++ b/include/trace/events/dma_fence.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM dma_fence
 
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 9c3bc3883d2f..4d0e3af4e561 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM ext4
 
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 5d216f7fb05a..7ab40491485b 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM f2fs
 
diff --git a/include/trace/events/fib.h b/include/trace/events/fib.h
index 833cfcb6750d..81b7e985bb45 100644
--- a/include/trace/events/fib.h
+++ b/include/trace/events/fib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM fib
 
diff --git a/include/trace/events/fib6.h b/include/trace/events/fib6.h
index d60096cddb2a..d46e24702765 100644
--- a/include/trace/events/fib6.h
+++ b/include/trace/events/fib6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM fib6
 
diff --git a/include/trace/events/filelock.h b/include/trace/events/filelock.h
index 63a7680347cb..d1faf3597b9d 100644
--- a/include/trace/events/filelock.h
+++ b/include/trace/events/filelock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Events for filesystem locks
  *
diff --git a/include/trace/events/filemap.h b/include/trace/events/filemap.h
index ff91325b8123..ee05db7ee8d2 100644
--- a/include/trace/events/filemap.h
+++ b/include/trace/events/filemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM filemap
 
diff --git a/include/trace/events/fs_dax.h b/include/trace/events/fs_dax.h
index fbc4a06f7310..8a8df5423dca 100644
--- a/include/trace/events/fs_dax.h
+++ b/include/trace/events/fs_dax.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM fs_dax
 
diff --git a/include/trace/events/fsi.h b/include/trace/events/fsi.h
index 697ee6678892..92e5e89e52ed 100644
--- a/include/trace/events/fsi.h
+++ b/include/trace/events/fsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM fsi
diff --git a/include/trace/events/fsi_master_gpio.h b/include/trace/events/fsi_master_gpio.h
index 11b36c119048..f95cf3264bf9 100644
--- a/include/trace/events/fsi_master_gpio.h
+++ b/include/trace/events/fsi_master_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM fsi_master_gpio
diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h
index 2da73b92d47e..5c189a22c489 100644
--- a/include/trace/events/gpio.h
+++ b/include/trace/events/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM gpio
 
diff --git a/include/trace/events/hswadsp.h b/include/trace/events/hswadsp.h
index 0f78bbb02002..939d7a09d73f 100644
--- a/include/trace/events/hswadsp.h
+++ b/include/trace/events/hswadsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM hswadsp
 
diff --git a/include/trace/events/huge_memory.h b/include/trace/events/huge_memory.h
index 04f58acda8e8..dd4db334bd63 100644
--- a/include/trace/events/huge_memory.h
+++ b/include/trace/events/huge_memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM huge_memory
 
diff --git a/include/trace/events/intel-sst.h b/include/trace/events/intel-sst.h
index edc24e6dea1b..0416e91f8181 100644
--- a/include/trace/events/intel-sst.h
+++ b/include/trace/events/intel-sst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM intel-sst
 
diff --git a/include/trace/events/intel_ish.h b/include/trace/events/intel_ish.h
index 92f7d5b23177..e6d7ff55ee8c 100644
--- a/include/trace/events/intel_ish.h
+++ b/include/trace/events/intel_ish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM intel_ish
 
diff --git a/include/trace/events/iommu.h b/include/trace/events/iommu.h
index 99254ed89212..72b4582322ff 100644
--- a/include/trace/events/iommu.h
+++ b/include/trace/events/iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * iommu trace points
  *
diff --git a/include/trace/events/ipi.h b/include/trace/events/ipi.h
index 834a7362a610..0be71dad6ec0 100644
--- a/include/trace/events/ipi.h
+++ b/include/trace/events/ipi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM ipi
 
diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h
index 1c41b74581f7..eeceafaaea4c 100644
--- a/include/trace/events/irq.h
+++ b/include/trace/events/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM irq
 
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index c1d1f3eb242d..2310b259329f 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM jbd2
 
diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
index 6b2e154fd23a..285feeadac39 100644
--- a/include/trace/events/kmem.h
+++ b/include/trace/events/kmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM kmem
 
diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h
index dcffedfac431..e4b0b8e09932 100644
--- a/include/trace/events/kvm.h
+++ b/include/trace/events/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_KVM_MAIN_H
 
diff --git a/include/trace/events/libata.h b/include/trace/events/libata.h
index 2fbbf990e4b3..ab69434e2329 100644
--- a/include/trace/events/libata.h
+++ b/include/trace/events/libata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM libata
 
diff --git a/include/trace/events/lock.h b/include/trace/events/lock.h
index 2821b86de63b..d7512129a324 100644
--- a/include/trace/events/lock.h
+++ b/include/trace/events/lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM lock
 
diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h
index 70f02149808c..1391ada0da3b 100644
--- a/include/trace/events/mce.h
+++ b/include/trace/events/mce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM mce
 
diff --git a/include/trace/events/mdio.h b/include/trace/events/mdio.h
index 00d85f5f54e4..0f241cbe00ab 100644
--- a/include/trace/events/mdio.h
+++ b/include/trace/events/mdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM mdio
 
diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h
index 539b25a76111..bcf4daccd6be 100644
--- a/include/trace/events/migrate.h
+++ b/include/trace/events/migrate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM migrate
 
diff --git a/include/trace/events/mmc.h b/include/trace/events/mmc.h
index f30a99ac65b6..200f731be557 100644
--- a/include/trace/events/mmc.h
+++ b/include/trace/events/mmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM mmc
 
diff --git a/include/trace/events/mmflags.h b/include/trace/events/mmflags.h
index fec6291a6703..648cbf603736 100644
--- a/include/trace/events/mmflags.h
+++ b/include/trace/events/mmflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #include <linux/node.h>
 #include <linux/mmzone.h>
 #include <linux/compaction.h>
diff --git a/include/trace/events/module.h b/include/trace/events/module.h
index 28c45997e451..097485c73c01 100644
--- a/include/trace/events/module.h
+++ b/include/trace/events/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Because linux/module.h has tracepoints in the header, and ftrace.h
  * used to include this file, define_trace.h includes linux/module.h
diff --git a/include/trace/events/napi.h b/include/trace/events/napi.h
index 0b9e5136a2a3..f3a12566bed0 100644
--- a/include/trace/events/napi.h
+++ b/include/trace/events/napi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM napi
 
diff --git a/include/trace/events/net.h b/include/trace/events/net.h
index 49cc7c3de252..9c886739246a 100644
--- a/include/trace/events/net.h
+++ b/include/trace/events/net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM net
 
diff --git a/include/trace/events/nilfs2.h b/include/trace/events/nilfs2.h
index c7805818fcc6..84ee31fc04cc 100644
--- a/include/trace/events/nilfs2.h
+++ b/include/trace/events/nilfs2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM nilfs2
 
diff --git a/include/trace/events/nmi.h b/include/trace/events/nmi.h
index da3ee96b8d03..18e0411398ba 100644
--- a/include/trace/events/nmi.h
+++ b/include/trace/events/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM nmi
 
diff --git a/include/trace/events/oom.h b/include/trace/events/oom.h
index c3c19d47ae5e..26a11e4a2c36 100644
--- a/include/trace/events/oom.h
+++ b/include/trace/events/oom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM oom
 
diff --git a/include/trace/events/page_isolation.h b/include/trace/events/page_isolation.h
index 8738a78e6bf4..bf4c42e8d6a4 100644
--- a/include/trace/events/page_isolation.h
+++ b/include/trace/events/page_isolation.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM page_isolation
 
diff --git a/include/trace/events/page_ref.h b/include/trace/events/page_ref.h
index 81001f8b0db4..5d2ea93956ce 100644
--- a/include/trace/events/page_ref.h
+++ b/include/trace/events/page_ref.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM page_ref
 
diff --git a/include/trace/events/pagemap.h b/include/trace/events/pagemap.h
index ce0803b8d05f..8fd1babae761 100644
--- a/include/trace/events/pagemap.h
+++ b/include/trace/events/pagemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM pagemap
 
diff --git a/include/trace/events/percpu.h b/include/trace/events/percpu.h
index ad34b1bae047..df112a64f6c9 100644
--- a/include/trace/events/percpu.h
+++ b/include/trace/events/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM percpu
 
diff --git a/include/trace/events/power.h b/include/trace/events/power.h
index 54e3aad32806..908977d69783 100644
--- a/include/trace/events/power.h
+++ b/include/trace/events/power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM power
 
diff --git a/include/trace/events/power_cpu_migrate.h b/include/trace/events/power_cpu_migrate.h
index f76dd4de625e..e338810639b4 100644
--- a/include/trace/events/power_cpu_migrate.h
+++ b/include/trace/events/power_cpu_migrate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM power
 
diff --git a/include/trace/events/printk.h b/include/trace/events/printk.h
index f350170059c6..13d405b2fd8b 100644
--- a/include/trace/events/printk.h
+++ b/include/trace/events/printk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM printk
 
diff --git a/include/trace/events/random.h b/include/trace/events/random.h
index 4684de344c5d..0560dfc33f1c 100644
--- a/include/trace/events/random.h
+++ b/include/trace/events/random.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM random
 
diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h
index e91ae1f2290d..59d40c454aa0 100644
--- a/include/trace/events/rcu.h
+++ b/include/trace/events/rcu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM rcu
 
diff --git a/include/trace/events/regulator.h b/include/trace/events/regulator.h
index 37502a7404b7..b70583c32c08 100644
--- a/include/trace/events/regulator.h
+++ b/include/trace/events/regulator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM regulator
 
diff --git a/include/trace/events/rpm.h b/include/trace/events/rpm.h
index 33f85b68c22c..26927a560eab 100644
--- a/include/trace/events/rpm.h
+++ b/include/trace/events/rpm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM rpm
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index fab74a12ca0f..306b31de5194 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM sched
 
diff --git a/include/trace/events/scsi.h b/include/trace/events/scsi.h
index 9a9b3e2550af..f624969a4f14 100644
--- a/include/trace/events/scsi.h
+++ b/include/trace/events/scsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM scsi
 
diff --git a/include/trace/events/signal.h b/include/trace/events/signal.h
index 39a8a430d90f..86582923d51c 100644
--- a/include/trace/events/signal.h
+++ b/include/trace/events/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM signal
 
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h
index 0c68ae22da22..9e92f22eb086 100644
--- a/include/trace/events/skb.h
+++ b/include/trace/events/skb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM skb
 
diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h
index 779abb91df81..6d31c0520ef3 100644
--- a/include/trace/events/sock.h
+++ b/include/trace/events/sock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM sock
 
diff --git a/include/trace/events/spi.h b/include/trace/events/spi.h
index f9f702b6ae2e..277bb9d25779 100644
--- a/include/trace/events/spi.h
+++ b/include/trace/events/spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM spi
 
diff --git a/include/trace/events/spmi.h b/include/trace/events/spmi.h
index 62f005ef4c7e..8b60efe18ba6 100644
--- a/include/trace/events/spmi.h
+++ b/include/trace/events/spmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM spmi
 
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 8a707f8a41c3..25a7739514cd 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM sunrpc
 
diff --git a/include/trace/events/sunvnet.h b/include/trace/events/sunvnet.h
index eb080b267e55..8d444f1bb10d 100644
--- a/include/trace/events/sunvnet.h
+++ b/include/trace/events/sunvnet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM sunvnet
 
diff --git a/include/trace/events/swiotlb.h b/include/trace/events/swiotlb.h
index 288c0c54a2b4..705be43b71ab 100644
--- a/include/trace/events/swiotlb.h
+++ b/include/trace/events/swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM swiotlb
 
diff --git a/include/trace/events/syscalls.h b/include/trace/events/syscalls.h
index b35533b94277..44a3259ed4a5 100644
--- a/include/trace/events/syscalls.h
+++ b/include/trace/events/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM raw_syscalls
 #undef TRACE_INCLUDE_FILE
diff --git a/include/trace/events/target.h b/include/trace/events/target.h
index 50fea660c0f8..914a872dd343 100644
--- a/include/trace/events/target.h
+++ b/include/trace/events/target.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM target
 
diff --git a/include/trace/events/task.h b/include/trace/events/task.h
index 2cca6cd342d8..64d160930b0d 100644
--- a/include/trace/events/task.h
+++ b/include/trace/events/task.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM task
 
diff --git a/include/trace/events/thermal.h b/include/trace/events/thermal.h
index 6cde5b3514c2..466c09d882ad 100644
--- a/include/trace/events/thermal.h
+++ b/include/trace/events/thermal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM thermal
 
diff --git a/include/trace/events/thermal_power_allocator.h b/include/trace/events/thermal_power_allocator.h
index 5afae8fe3795..1c8fb95544f9 100644
--- a/include/trace/events/thermal_power_allocator.h
+++ b/include/trace/events/thermal_power_allocator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM thermal_power_allocator
 
diff --git a/include/trace/events/thp.h b/include/trace/events/thp.h
index b59b065e9e5d..d7fbbe551841 100644
--- a/include/trace/events/thp.h
+++ b/include/trace/events/thp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM thp
 
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 80787eafba99..16e305e69f34 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM timer
 
diff --git a/include/trace/events/tlb.h b/include/trace/events/tlb.h
index 9d14b1992108..b4d8e7dc38f8 100644
--- a/include/trace/events/tlb.h
+++ b/include/trace/events/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM tlb
 
diff --git a/include/trace/events/udp.h b/include/trace/events/udp.h
index a664bb940973..336fe272889f 100644
--- a/include/trace/events/udp.h
+++ b/include/trace/events/udp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM udp
 
diff --git a/include/trace/events/v4l2.h b/include/trace/events/v4l2.h
index b3a85b3df53e..83860de120e3 100644
--- a/include/trace/events/v4l2.h
+++ b/include/trace/events/v4l2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM v4l2
 
diff --git a/include/trace/events/vb2.h b/include/trace/events/vb2.h
index c1a22416ed05..a40146dea83d 100644
--- a/include/trace/events/vb2.h
+++ b/include/trace/events/vb2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM vb2
 
diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
index 27e8a5c77579..dc23cf032403 100644
--- a/include/trace/events/vmscan.h
+++ b/include/trace/events/vmscan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM vmscan
 
diff --git a/include/trace/events/vsock_virtio_transport_common.h b/include/trace/events/vsock_virtio_transport_common.h
index b7f1d6278280..6782213778be 100644
--- a/include/trace/events/vsock_virtio_transport_common.h
+++ b/include/trace/events/vsock_virtio_transport_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM vsock
 
diff --git a/include/trace/events/wbt.h b/include/trace/events/wbt.h
index 3c518e455680..b048694070e2 100644
--- a/include/trace/events/wbt.h
+++ b/include/trace/events/wbt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM wbt
 
diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h
index bf0e18ba6cfb..2f057a494d93 100644
--- a/include/trace/events/workqueue.h
+++ b/include/trace/events/workqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM workqueue
 
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 9b57f014d79d..2e1fa7910306 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM writeback
 
diff --git a/include/trace/events/xdp.h b/include/trace/events/xdp.h
index 4e16c43fba10..810e94160c12 100644
--- a/include/trace/events/xdp.h
+++ b/include/trace/events/xdp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM xdp
 
diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h
index 1b4fed72f573..a7c8b452aab9 100644
--- a/include/trace/events/xen.h
+++ b/include/trace/events/xen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM xen
 
diff --git a/include/trace/perf.h b/include/trace/perf.h
index 04fe68bbe767..e4b249821684 100644
--- a/include/trace/perf.h
+++ b/include/trace/perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 
 #undef TRACE_SYSTEM_VAR
 
diff --git a/include/trace/syscall.h b/include/trace/syscall.h
index 7434f0f5d3f6..dc8ac27d27c1 100644
--- a/include/trace/syscall.h
+++ b/include/trace/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _TRACE_SYSCALL_H
 #define _TRACE_SYSCALL_H
 
diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h
index 3976fa1f6e42..bfda803b0a09 100644
--- a/include/trace/trace_events.h
+++ b/include/trace/trace_events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Stage 1 of the trace events.
  *