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-rw-r--r--arch/arm64/include/asm/page.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/page.h b/arch/arm64/include/asm/page.h
index 993a27ea6f54..f98c91bbd7c1 100644
--- a/arch/arm64/include/asm/page.h
+++ b/arch/arm64/include/asm/page.h
@@ -41,6 +41,7 @@ void tag_clear_highpage(struct page *to);
typedef struct page *pgtable_t;
+int pfn_valid(unsigned long pfn);
int pfn_is_map_memory(unsigned long pfn);
#include <asm/memory.h>

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