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arm64: export __cpu_{clear,copy}_user_page functions

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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>
(cherry picked from commit bec7cedc8a)
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Mark Salter
2014-06-17 18:14:26 +01:00
committed by Mark Brown
parent 454c83cd38
commit 8a0ac656b3
1 changed files with 2 additions and 0 deletions
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2
arch/arm64/mm/copypage.c
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@@ -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);