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[PATCH] unify pfn_to_page: ppc pfn_to_page 

PPC can use generic funcs.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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 01:15:44 -08:00 committed by Linus Torvalds
parent 0d833b4109
commit f68d4c996d
1 changed files with 2 additions and 2 deletions
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4
include/asm-ppc/page.h
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@ -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 */