Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h
new file mode 100644
index 000000000..388a40660
--- /dev/null
+++ b/arch/x86/include/asm/uaccess_32.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_UACCESS_32_H
+#define _ASM_X86_UACCESS_32_H
+
+/*
+ * User space memory access functions
+ */
+#include <linux/string.h>
+#include <asm/asm.h>
+#include <asm/page.h>
+
+unsigned long __must_check __copy_user_ll
+		(void *to, const void *from, unsigned long n);
+unsigned long __must_check __copy_from_user_ll_nocache_nozero
+		(void *to, const void __user *from, unsigned long n);
+
+static __always_inline unsigned long __must_check
+raw_copy_to_user(void __user *to, const void *from, unsigned long n)
+{
+	return __copy_user_ll((__force void *)to, from, n);
+}
+
+static __always_inline unsigned long
+raw_copy_from_user(void *to, const void __user *from, unsigned long n)
+{
+	return __copy_user_ll(to, (__force const void *)from, n);
+}
+
+static __always_inline unsigned long
+__copy_from_user_inatomic_nocache(void *to, const void __user *from,
+				  unsigned long n)
+{
+       return __copy_from_user_ll_nocache_nozero(to, from, n);
+}
+
+#endif /* _ASM_X86_UACCESS_32_H */