psi: Add a missing SPDX license header

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

diff --git a/include/linux/psi.h b/include/linux/psi.h
index 65eb1476ac705614c9cb1b1f338fce9e05624d9b..a70ca833c6d778cbc8992993c922227538b808ec 100644 (file)
--- 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 0a23300d49af74be5887d2c57352e362fdcf18e1..bf50068d5d4ba22838f17650f1771c9a29005bf2 100644 (file)
--- 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 526af84ab852f0e5164b8b546542fc00de64a532..3397fa0011575c88538981a66bf33ee16e65c8cc 100644 (file)
--- 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
  *