提交 104b8dea 编写于 作者: K KAMEZAWA Hiroyuki 提交者: Linus Torvalds

[PATCH] unify pfn_to_page: sh pfn_to_page

sh can use generic funcs.
Signed-off-by: NKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Kazumoto Kojima <kkojima@rr.iij4u.or.jp>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 aed63043
......@@ -105,9 +105,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
/* PFN start number, because of __MEMORY_START */
#define PFN_START (__MEMORY_START >> PAGE_SHIFT)
#define pfn_to_page(pfn) (mem_map + (pfn) - PFN_START)
#define page_to_pfn(page) ((unsigned long)((page) - mem_map) + PFN_START)
#define ARCH_PFN_OFFSET (FPN_START)
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define pfn_valid(pfn) (((pfn) - PFN_START) < max_mapnr)
#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
......@@ -117,6 +115,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
#endif /* __KERNEL__ */
#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
#endif /* __ASM_SH_PAGE_H */
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