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Commit 9f572e3f authored by KOSAKI Motohiro's avatar KOSAKI Motohiro Committed by Linus Torvalds
Browse files

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: default avatarKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 901608d9

include/asm-generic/memory_model.h

+0 −7
Original line number Diff line number Diff line
@@ -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__ */

mm/page_alloc.c

+0 −13
Original line number Diff line number Diff line
@@ -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)