[PATCH] arm64: remove unused ARCH_PFN_OFFSET

[Omar Sandoval]

From: Omar Sandoval <osandov at fb.com>

This is only relevant to the FLATMEM memory model, which isn't an option
since commit 782276b4d0ad ("arm64: Force SPARSEMEM_VMEMMAP as the only
memory management model").

Signed-off-by: Omar Sandoval <osandov at fb.com>
---
 arch/arm64/include/asm/memory.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
index f1505c4acb38..585a46a122fe 100644
--- a/arch/arm64/include/asm/memory.h
+++ b/arch/arm64/include/asm/memory.h
@@ -392,7 +392,6 @@ static inline unsigned long virt_to_pfn(const void *kaddr)
  *  virt_to_page(x)	convert a _valid_ virtual address to struct page *
  *  virt_addr_valid(x)	indicates whether a virtual address is valid
  */
-#define ARCH_PFN_OFFSET		((unsigned long)PHYS_PFN_OFFSET)
 
 #if defined(CONFIG_DEBUG_VIRTUAL)
 #define page_to_virt(x)	({						\
-- 
2.51.0