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-rw-r--r--mm/page_counter.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/page_counter.c b/mm/page_counter.c
index 7c6a63d2c27f..2a8df3ad60a4 100644
--- a/mm/page_counter.c
+++ b/mm/page_counter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Lockless hierarchical page accounting & limiting
*