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/loongarch/mm/maccess.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 arch/loongarch/mm/maccess.c

(limited to 'arch/loongarch/mm/maccess.c')

diff --git a/arch/loongarch/mm/maccess.c b/arch/loongarch/mm/maccess.c
new file mode 100644
index 0000000000..58173842c6
--- /dev/null
+++ b/arch/loongarch/mm/maccess.c
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <linux/uaccess.h>
+#include <linux/kernel.h>
+
+bool copy_from_kernel_nofault_allowed(const void *unsafe_src, size_t size)
+{
+	/* highest bit set means kernel space */
+	return (unsigned long)unsafe_src >> (BITS_PER_LONG - 1);
+}
-- 
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