From bec7cedc8a92bfe96d32febe72634b30c63896bd Mon Sep 17 00:00:00 2001
From: Mark Salter <msalter@redhat.com>
Date: Tue, 17 Jun 2014 18:14:26 +0100
Subject: [PATCH] arm64: export __cpu_{clear,copy}_user_page functions
The __cpu_clear_user_page() and __cpu_copy_user_page() functions
are not currently exported. This prevents modules from using
clear_user_page() and copy_user_page().
Signed-off-by: Mark Salter <msalter@redhat.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
---
arch/arm64/mm/copypage.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/mm/copypage.c b/arch/arm64/mm/copypage.c
index 9aecbace4128a9..13bbc3be6f5ab3 100644
--- a/arch/arm64/mm/copypage.c
+++ b/arch/arm64/mm/copypage.c
@@ -27,8 +27,10 @@ void __cpu_copy_user_page(void *kto, const void *kfrom, unsigned long vaddr)
copy_page(kto, kfrom);
__flush_dcache_area(kto, PAGE_SIZE);
}
+EXPORT_SYMBOL_GPL(__cpu_copy_user_page);
void __cpu_clear_user_page(void *kaddr, unsigned long vaddr)
{
clear_page(kaddr);
}
+EXPORT_SYMBOL_GPL(__cpu_clear_user_page);
--
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