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Commit f68d4c99 authored by KAMEZAWA Hiroyuki's avatar KAMEZAWA Hiroyuki Committed by Linus Torvalds
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[PATCH] unify pfn_to_page: ppc pfn_to_page 



PPC can use generic funcs.

Signed-off-by: default avatarKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 0d833b41

include/asm-ppc/page.h

+2 −2
Original line number Diff line number Diff line
@@ -149,8 +149,7 @@ extern int page_is_ram(unsigned long pfn); 
#define __pa(x) ___pa((unsigned long)(x))

#define __va(x) ((void *)(___va((unsigned long)(x))))



#define pfn_to_page(pfn)	(mem_map + ((pfn) - PPC_PGSTART))

#define page_to_pfn(page)	((unsigned long)((page) - mem_map) + PPC_PGSTART)

#define ARCH_PFN_OFFSET		(PPC_PGSTART)

#define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)

#define page_to_virt(page)	__va(page_to_pfn(page) << PAGE_SHIFT)
@@ -175,5 +174,6 @@ extern __inline__ int get_order(unsigned long size) 
/* We do define AT_SYSINFO_EHDR but don't use the gate mecanism */

#define __HAVE_ARCH_GATE_AREA		1



#include <asm-generic/memory_model.h>

#endif /* __KERNEL__ */

#endif /* _PPC_PAGE_H */