Messages in this thread Patch in this message | | | Date | Mon, 06 Feb 2006 20:08:50 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | [RFC][PATCH] unify pfn_to_page [14/25] parisc pfn_to_page/page_to_pfn |
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PA-RISC can use generic ones.
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: cleanup_pfn_page/include/asm-parisc/mmzone.h =================================================================== --- cleanup_pfn_page.orig/include/asm-parisc/mmzone.h +++ cleanup_pfn_page/include/asm-parisc/mmzone.h @@ -26,22 +26,7 @@ extern struct node_map_data node_data[]; __pgdat->node_start_pfn + __pgdat->node_spanned_pages; \ }) #define node_localnr(pfn, nid) ((pfn) - node_start_pfn(nid)) - -#define pfn_to_page(pfn) \ -({ \ - unsigned long __pfn = (pfn); \ - int __node = pfn_to_nid(__pfn); \ - &NODE_DATA(__node)->node_mem_map[node_localnr(__pfn,__node)]; \ -}) - -#define page_to_pfn(pg) \ -({ \ - struct page *__page = pg; \ - struct zone *__zone = page_zone(__page); \ - BUG_ON(__zone == NULL); \ - (unsigned long)(__page - __zone->zone_mem_map) \ - + __zone->zone_start_pfn; \ -}) +#define arch_pfn_to_nid(pfn) pfn_to_nid(pfn)
/* We have these possible memory map layouts: * Astro: 0-3.75, 67.75-68, 4-64 Index: cleanup_pfn_page/include/asm-parisc/page.h =================================================================== --- cleanup_pfn_page.orig/include/asm-parisc/page.h +++ cleanup_pfn_page/include/asm-parisc/page.h @@ -130,8 +130,6 @@ extern int npmem_ranges; #define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET))
#ifndef CONFIG_DISCONTIGMEM -#define pfn_to_page(pfn) (mem_map + (pfn)) -#define page_to_pfn(page) ((unsigned long)((page) - mem_map)) #define pfn_valid(pfn) ((pfn) < max_mapnr) #endif /* CONFIG_DISCONTIGMEM */
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