selftests/resctrl: Add missing SPDX license to Makefile

[ Upstream commit 68c4844985d1f8c1b1a71dfcdbfacb5a30babc95 ]

Add the missing SPDX(SPDX-License-Identifier) license header to
tools/testing/selftests/resctrl/Makefile.

Acked-by: Reinette Chatre <reinette.chatre@intel.com>
Reviewed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Stable-dep-of: 3a1e4a91aa45 ("selftests/resctrl: Move _GNU_SOURCE define into Makefile")
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/testing/selftests/resctrl/Makefile b/tools/testing/selftests/resctrl/Makefile
index 9cc7e0108c8b03c9c1e368c8887f80f9a54f367f..5073dbc9612582ddd2e0c139dfc02ab59caa2839 100644 (file)
--- a/tools/testing/selftests/resctrl/Makefile
+++ b/tools/testing/selftests/resctrl/Makefile
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
 CFLAGS = -g -Wall -O2 -D_FORTIFY_SOURCE=2
 CFLAGS += $(KHDR_INCLUDES)