From 7eb98a2f3b605d8a11434d855b58d828393ea533 Mon Sep 17 00:00:00 2001 From: KAMEZAWA Hiroyuki Date: Mon, 27 Mar 2006 01:15:37 -0800 Subject: [PATCH] [PATCH] unify pfn_to_page: arm pfn_to_page ARM can use generic funcs. PFN_TO_NID, LOCAL_MAP_NR are defined by sub-archs. Signed-off-by: KAMEZAWA Hirotuki Cc: Russell King Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/asm-arm/memory.h | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h index b4e1146ab6..afa5c3ea07 100644 --- a/include/asm-arm/memory.h +++ b/include/asm-arm/memory.h @@ -172,9 +172,7 @@ static inline __deprecated void *bus_to_virt(unsigned long x) * virt_addr_valid(k) indicates whether a virtual address is valid */ #ifndef CONFIG_DISCONTIGMEM - -#define page_to_pfn(page) (((page) - mem_map) + PHYS_PFN_OFFSET) -#define pfn_to_page(pfn) ((mem_map + (pfn)) - PHYS_PFN_OFFSET) +#define ARCH_PFN_OFFSET (PHYS_PFN_OFFSET) #define pfn_valid(pfn) ((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr)) #define virt_to_page(kaddr) (pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)) @@ -189,13 +187,8 @@ static inline __deprecated void *bus_to_virt(unsigned long x) * around in memory. */ #include - -#define page_to_pfn(page) \ - (( (page) - page_zone(page)->zone_mem_map) \ - + page_zone(page)->zone_start_pfn) - -#define pfn_to_page(pfn) \ - (PFN_TO_MAPBASE(pfn) + LOCAL_MAP_NR((pfn) << PAGE_SHIFT)) +#define arch_pfn_to_nid(pfn) (PFN_TO_NID(pfn)) +#define arch_local_page_offset(pfn, nid) (LOCAL_MAP_NR((pfn) << PAGE_OFFSET)) #define pfn_valid(pfn) \ ({ \ @@ -243,4 +236,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x) #endif +#include + #endif -- 2.39.5