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-rw-r--r--kernel/sched/psi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index 526af84ab852..3397fa001157 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
*