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[PATCH] unify pfn_to_page: mips pfn_to_page
MIPS can use generic funcs. Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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2 changed files with 1 additions and 16 deletions
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@ -22,20 +22,6 @@
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NODE_DATA(__n)->node_spanned_pages) : 0);\
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})
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#define pfn_to_page(pfn) \
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({ \
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unsigned long __pfn = (pfn); \
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pg_data_t *__pg = NODE_DATA(pfn_to_nid(__pfn)); \
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__pg->node_mem_map + (__pfn - __pg->node_start_pfn); \
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})
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#define page_to_pfn(p) \
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({ \
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struct page *__p = (p); \
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struct zone *__z = page_zone(__p); \
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((__p - __z->zone_mem_map) + __z->zone_start_pfn); \
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})
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/* XXX: FIXME -- wli */
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#define kern_addr_valid(addr) (0)
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@ -140,8 +140,6 @@ typedef struct { unsigned long pgprot; } pgprot_t;
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#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
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#ifndef CONFIG_NEED_MULTIPLE_NODES
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#define pfn_to_page(pfn) (mem_map + (pfn))
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#define page_to_pfn(page) ((unsigned long)((page) - mem_map))
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#define pfn_valid(pfn) ((pfn) < max_mapnr)
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#endif
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@ -160,6 +158,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
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#define WANT_PAGE_VIRTUAL
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#endif
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#include <asm-generic/memory_model.h>
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#include <asm-generic/page.h>
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#endif /* _ASM_PAGE_H */
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