Messages in this thread Patch in this message | | | Date | Mon, 06 Feb 2006 19:58:16 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | [RFC][PATCH] unify pfn_to_page [8/25] i386 pfn_to_page/ page_to_pfn |
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i386 can use generic ones. Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: cleanup_pfn_page/include/asm-i386/mmzone.h =================================================================== --- cleanup_pfn_page.orig/include/asm-i386/mmzone.h +++ cleanup_pfn_page/include/asm-i386/mmzone.h @@ -86,20 +86,7 @@ static inline int pfn_to_nid(unsigned lo /* XXX: FIXME -- wli */ #define kern_addr_valid(kaddr) (0)
-#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); \ - (unsigned long)(__page - __zone->zone_mem_map) \ - + __zone->zone_start_pfn; \ -}) +#define arch_pfn_to_nid pfn_to_nid(pfn)
#ifdef CONFIG_X86_NUMAQ /* we have contiguous memory on NUMA-Q */ #define pfn_valid(pfn) ((pfn) < num_physpages) Index: cleanup_pfn_page/include/asm-i386/page.h =================================================================== --- cleanup_pfn_page.orig/include/asm-i386/page.h +++ cleanup_pfn_page/include/asm-i386/page.h @@ -126,8 +126,6 @@ extern int page_is_ram(unsigned long pag #define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET)) #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) #ifdef CONFIG_FLATMEM -#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_FLATMEM */ #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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