[PULL 04/25] vfio: add license tag to some files

["Cédric Le Goater" <clg@redhat.com>]

From: John Levon <john.levon@nutanix.com>

Add SPDX-License-Identifier to some files missing it in hw/vfio/.

Signed-off-by: John Levon <john.levon@nutanix.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250623093053.1495509-1-john.levon@nutanix.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
---
 hw/vfio/trace.h      | 3 +++
 hw/vfio/Kconfig      | 2 ++
 hw/vfio/meson.build  | 2 ++
 hw/vfio/trace-events | 2 ++
 4 files changed, 9 insertions(+)

diff --git a/hw/vfio/trace.h b/hw/vfio/trace.h
index 5a343aa59cc9b7aa76df9d900acbeec17a95f046..b34b61ddb285cedc250f35a2b77966b0d64e463b 100644
--- a/hw/vfio/trace.h
+++ b/hw/vfio/trace.h
@@ -1 +1,4 @@
+/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 #include "trace/trace-hw_vfio.h"
diff --git a/hw/vfio/Kconfig b/hw/vfio/Kconfig
index 7cdba0560aa821c88d3420b36f86020575834202..91d9023b79b594975c6c5f65273011b89240691c 100644
--- a/hw/vfio/Kconfig
+++ b/hw/vfio/Kconfig
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 config VFIO
     bool
     depends on LINUX
diff --git a/hw/vfio/meson.build b/hw/vfio/meson.build
index 73d29f925ff5c668518698effc3e48cdf71c3a9a..63ea39307601cce4b0783766f68c4cf8d9af71f9 100644
--- a/hw/vfio/meson.build
+++ b/hw/vfio/meson.build
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 vfio_ss = ss.source_set()
 vfio_ss.add(files(
   'listener.c',
diff --git a/hw/vfio/trace-events b/hw/vfio/trace-events
index f06236f37b72cc64868456be3a5a58fdb5beb829..e1728c4ef64acfc4a377dfc4711cad35c03a51b7 100644
--- a/hw/vfio/trace-events
+++ b/hw/vfio/trace-events
@@ -1,4 +1,6 @@
 # See docs/devel/tracing.rst for syntax documentation.
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 # pci.c
 vfio_intx_interrupt(const char *name, char line) " (%s) Pin %c"
-- 
2.49.0