From: KAMEZAWA Hiroyuki Date: Mon, 27 Mar 2006 09:15:42 +0000 (-0800) Subject: [PATCH] unify pfn_to_page: m32r pfn_to_page X-Git-Tag: v2.6.17-rc1~407 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=7126cffe74f0dbcd015aaabab01069f422526535;p=linux-2.6-omap-h63xx.git [PATCH] unify pfn_to_page: m32r pfn_to_page m32r can use generic funcs. Signed-off-by: KAMEZAWA Hiroyuki Cc: Hirokazu Takata Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/include/asm-m32r/mmzone.h b/include/asm-m32r/mmzone.h index adc7970a77e..9f3b5accda8 100644 --- a/include/asm-m32r/mmzone.h +++ b/include/asm-m32r/mmzone.h @@ -21,20 +21,6 @@ extern struct pglist_data *node_data[]; __pgdat->node_start_pfn + __pgdat->node_spanned_pages - 1; \ }) -#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 pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)) /* * pfn_valid should be made as fast as possible, and the current definition diff --git a/include/asm-m32r/page.h b/include/asm-m32r/page.h index 4ab57887636..9ddbc087dbc 100644 --- a/include/asm-m32r/page.h +++ b/include/asm-m32r/page.h @@ -76,9 +76,7 @@ typedef struct { unsigned long pgprot; } pgprot_t; #ifndef CONFIG_DISCONTIGMEM #define PFN_BASE (CONFIG_MEMORY_START >> PAGE_SHIFT) -#define pfn_to_page(pfn) (mem_map + ((pfn) - PFN_BASE)) -#define page_to_pfn(page) \ - ((unsigned long)((page) - mem_map) + PFN_BASE) +#define ARCH_PFN_OFFSET PFN_BASE #define pfn_valid(pfn) (((pfn) - PFN_BASE) < max_mapnr) #endif /* !CONFIG_DISCONTIGMEM */ @@ -92,6 +90,7 @@ typedef struct { unsigned long pgprot; } pgprot_t; #endif /* __KERNEL__ */ +#include #include #endif /* _ASM_M32R_PAGE_H */