From de8d12c8443f0755d17cc8c5dc4c97718b3d2c35 Mon Sep 17 00:00:00 2001
From: Liu Xinpeng <liuxp11@chinatelecom.cn>
Date: Mon, 25 Oct 2021 11:46:26 +0800
Subject: [PATCH] psi: Add a missing SPDX license header

References: bnc#1189999 (Scheduler functional and performance backports)
Patch-mainline: v5.17
Git-commit: 2fb75e1b642f49253d8848c9e47e8942f5366221

Add the missing SPDX license header to
include/linux/psi.h
include/linux/psi_types.h
kernel/sched/psi.c

Signed-off-by: Liu Xinpeng <liuxp11@chinatelecom.cn>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Link: https://lore.kernel.org/r/1635133586-84611-2-git-send-email-liuxp11@chinatelecom.cn
Signed-off-by: Mel Gorman <mgorman@suse.de>
---
 include/linux/psi.h       | 1 +
 include/linux/psi_types.h | 1 +
 kernel/sched/psi.c        | 1 +
 3 files changed, 3 insertions(+)

diff --git a/include/linux/psi.h b/include/linux/psi.h
index 74f7148dfb9f..f8ce53bfdb2a 100644
--- a/include/linux/psi.h
+++ b/include/linux/psi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _LINUX_PSI_H
 #define _LINUX_PSI_H
 
diff --git a/include/linux/psi_types.h b/include/linux/psi_types.h
index 6537d0c92825..3246c267a099 100644
--- a/include/linux/psi_types.h
+++ b/include/linux/psi_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _LINUX_PSI_TYPES_H
 #define _LINUX_PSI_TYPES_H
 
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index d568d1221794..ece346a639eb 100644
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Pressure stall information for CPU, memory and IO
  *