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mm: remove CONFIG_OUT_OF_LINE_PFN_TO_PAGE 

No architectures use CONFIG_OUT_OF_LINE_PFN_TO_PAGE - it can be removed.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
KOSAKI Motohiro 2009-01-06 14:40:29 -08:00 committed by Linus Torvalds
parent 901608d904
commit 9f572e3f96
2 changed files with 0 additions and 20 deletions
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7
include/asm-generic/memory_model.h
View File

@ -69,15 +69,8 @@
})
#endif /* CONFIG_FLATMEM/DISCONTIGMEM/SPARSEMEM */
#ifdef CONFIG_OUT_OF_LINE_PFN_TO_PAGE
struct page;
/* this is useful when inlined pfn_to_page is too big */
extern struct page *pfn_to_page(unsigned long pfn);
extern unsigned long page_to_pfn(struct page *page);
#else
#define page_to_pfn __page_to_pfn
#define pfn_to_page __pfn_to_page
#endif /* CONFIG_OUT_OF_LINE_PFN_TO_PAGE */
#endif /* __ASSEMBLY__ */

13
mm/page_alloc.c
View File

@ -4587,19 +4587,6 @@ void *__init alloc_large_system_hash(const char *tablename,
return table;
}
#ifdef CONFIG_OUT_OF_LINE_PFN_TO_PAGE
struct page *pfn_to_page(unsigned long pfn)
{
return __pfn_to_page(pfn);
}
unsigned long page_to_pfn(struct page *page)
{
return __page_to_pfn(page);
}
EXPORT_SYMBOL(pfn_to_page);
EXPORT_SYMBOL(page_to_pfn);
#endif /* CONFIG_OUT_OF_LINE_PFN_TO_PAGE */
/* Return a pointer to the bitmap storing bits affecting a block of pages */
static inline unsigned long *get_pageblock_bitmap(struct zone *zone,
unsigned long pfn)