arm64: export __cpu_{clear,copy}_user_page functions

mosalter · ctmarinas · commit bec7cedc8a92 · 2014-07-08T17:30:51.000+01:00
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 &lt;msalter@redhat.com&gt;
Signed-off-by: Catalin Marinas &lt;catalin.marinas@arm.com&gt;
diff --git 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);

Original file line number	Diff line number	Diff line change
`@@ -27,8 +27,10 @@ void __cpu_copy_user_page(void kto, const void kfrom, unsigned long vaddr)`
`27`	`27`	`copy_page(kto, kfrom);`
`28`	`28`	`__flush_dcache_area(kto, PAGE_SIZE);`
`29`	`29`	`}`
	`30`	`+EXPORT_SYMBOL_GPL(__cpu_copy_user_page);`
`30`	`31`
`31`	`32`	`void __cpu_clear_user_page(void *kaddr, unsigned long vaddr)`
`32`	`33`	`{`
`33`	`34`	`clear_page(kaddr);`
`34`	`35`	`}`
	`36`	`+EXPORT_SYMBOL_GPL(__cpu_clear_user_page);`