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-rw-r--r--kernel/sched/swait.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched/swait.c b/kernel/sched/swait.c
index 9ff1555341ed..b88ab4e0207f 100644
--- a/kernel/sched/swait.c
+++ b/kernel/sched/swait.c
@@ -1,4 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
+/*
+ * <linux/swait.h> (simple wait queues ) implementation:
+ */
#include <linux/sched/signal.h>
#include <linux/swait.h>