ARM can use generic funcs.
PFN_TO_NID, LOCAL_MAP_NR are defined by sub-archs.
Signed-Off-By: KAMEZAWA Hirotuki <[email protected]>
Index: testtree/include/asm-arm/memory.h
===================================================================
--- testtree.orig/include/asm-arm/memory.h
+++ testtree/include/asm-arm/memory.h
@@ -172,9 +172,7 @@ static inline __deprecated void *bus_to_
* 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_
* around in memory.
*/
#include <linux/numa.h>
-
-#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) \
({ \
@@ -222,6 +215,7 @@ static inline __deprecated void *bus_to_
#endif /* !CONFIG_DISCONTIGMEM */
+
/*
* For BIO. "will die". Kill me when bio_to_phys() and bvec_to_phys() die.
*/
@@ -243,4 +237,6 @@ static inline __deprecated void *bus_to_
#endif
+#include <asm-generic/memory_model.h>
+
#endif
-
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