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[PATCH] unify pfn_to_page: cris pfn_to_page

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cris can use generic funcs.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mikael Starvik <starvik@axis.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
KAMEZAWA Hiroyuki 2006-03-27 01:15:39 -08:00 committed by Linus Torvalds
parent 89fccaf2c4
commit bb872f787a
1 changed files with 2 additions and 2 deletions
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4
include/asm-cris/page.h
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@ -43,8 +43,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
/* On CRIS the PFN numbers doesn't start at 0 so we have to compensate */ /* On CRIS the PFN numbers doesn't start at 0 so we have to compensate */
/* for that before indexing into the page table starting at mem_map */ /* for that before indexing into the page table starting at mem_map */
#define pfn_to_page(pfn) (mem_map + ((pfn) - (PAGE_OFFSET >> PAGE_SHIFT))) #define ARCH_PFN_OFFSET (PAGE_OFFSET >> PAGE_SHIFT)
#define page_to_pfn(page) ((unsigned long)((page) - mem_map) + (PAGE_OFFSET >> PAGE_SHIFT))
#define pfn_valid(pfn) (((pfn) - (PAGE_OFFSET >> PAGE_SHIFT)) < max_mapnr) #define pfn_valid(pfn) (((pfn) - (PAGE_OFFSET >> PAGE_SHIFT)) < max_mapnr)
/* to index into the page map. our pages all start at physical addr PAGE_OFFSET so /* to index into the page map. our pages all start at physical addr PAGE_OFFSET so
@ -77,6 +76,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */
#include <asm-generic/memory_model.h>
#include <asm-generic/page.h> #include <asm-generic/page.h>
#endif /* _CRIS_PAGE_H */ #endif /* _CRIS_PAGE_H */