Commit bb872f78 authored by KAMEZAWA Hiroyuki's avatar KAMEZAWA Hiroyuki Committed by Linus Torvalds
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[PATCH] unify pfn_to_page: cris pfn_to_page 



cris can use generic funcs.

Signed-off-by: default avatarKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mikael Starvik <starvik@axis.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 89fccaf2

include/asm-cris/page.h

+2 −2
Original line number Diff line number Diff line
@@ -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 */

/* 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 page_to_pfn(page)	((unsigned long)((page) - mem_map) + (PAGE_OFFSET >> PAGE_SHIFT))

#define ARCH_PFN_OFFSET		(PAGE_OFFSET >> PAGE_SHIFT)

#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
@@ -77,6 +76,7 @@ typedef struct { unsigned long pgprot; } pgprot_t; 


#endif /* __KERNEL__ */



#include <asm-generic/memory_model.h>

#include <asm-generic/page.h>



#endif /* _CRIS_PAGE_H */