From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:27:49 +0200
Subject: Adding upstream version 6.6.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/s390/crypto/arch_random.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 arch/s390/crypto/arch_random.c

(limited to 'arch/s390/crypto/arch_random.c')

diff --git a/arch/s390/crypto/arch_random.c b/arch/s390/crypto/arch_random.c
new file mode 100644
index 000000000..a8a240738
--- /dev/null
+++ b/arch/s390/crypto/arch_random.c
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * s390 arch random implementation.
+ *
+ * Copyright IBM Corp. 2017, 2020
+ * Author(s): Harald Freudenberger
+ */
+
+#include <linux/kernel.h>
+#include <linux/atomic.h>
+#include <linux/random.h>
+#include <linux/static_key.h>
+#include <asm/archrandom.h>
+#include <asm/cpacf.h>
+
+DEFINE_STATIC_KEY_FALSE(s390_arch_random_available);
+
+atomic64_t s390_arch_random_counter = ATOMIC64_INIT(0);
+EXPORT_SYMBOL(s390_arch_random_counter);
-- 
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