ARCH_PFN_OFFSET     8 include/asm-generic/memory_model.h #ifndef ARCH_PFN_OFFSET
ARCH_PFN_OFFSET    30 include/asm-generic/memory_model.h #define __pfn_to_page(pfn)	(mem_map + ((pfn) - ARCH_PFN_OFFSET))
ARCH_PFN_OFFSET    32 include/asm-generic/memory_model.h 				 ARCH_PFN_OFFSET)
ARCH_PFN_OFFSET  3521 mm/page_alloc.c 			mem_map -= (pgdat->node_start_pfn - ARCH_PFN_OFFSET);