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authorKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>2006-03-27 01:15:36 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-27 08:44:44 -0800
commit1c05dda2b6f025267ab79a267e0a84628a3760e1 (patch)
treed392ca5462102bdbf8504263e22b699ae2e6a3d3
parent659e35051b165fb40f1160190c2d23f3d5c319d5 (diff)
[PATCH] unify pfn_to_page: alpha pfn_to_page
Alpha can use generic funcs. Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--include/asm-alpha/mmzone.h16
-rw-r--r--include/asm-alpha/page.h4
2 files changed, 2 insertions, 18 deletions
diff --git a/include/asm-alpha/mmzone.h b/include/asm-alpha/mmzone.h
index a011ef4cf3d..c9004398f27 100644
--- a/include/asm-alpha/mmzone.h
+++ b/include/asm-alpha/mmzone.h
@@ -59,9 +59,6 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, int n)
#define kvaddr_to_nid(kaddr) pa_to_nid(__pa(kaddr))
#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn)
-#define local_mapnr(kvaddr) \
- ((__pa(kvaddr) >> PAGE_SHIFT) - node_start_pfn(kvaddr_to_nid(kvaddr)))
-
/*
* Given a kaddr, LOCAL_BASE_ADDR finds the owning node of the memory
* and returns the kaddr corresponding to first physical page in the
@@ -104,19 +101,8 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, int n)
__xx; \
})
-#define pfn_to_page(pfn) \
-({ \
- unsigned long kaddr = (unsigned long)__va((pfn) << PAGE_SHIFT); \
- (NODE_DATA(kvaddr_to_nid(kaddr))->node_mem_map + local_mapnr(kaddr)); \
-})
-
-#define page_to_pfn(page) \
- ((page) - page_zone(page)->zone_mem_map + \
- (page_zone(page)->zone_start_pfn))
-
#define page_to_pa(page) \
- ((( (page) - page_zone(page)->zone_mem_map ) \
- + page_zone(page)->zone_start_pfn) << PAGE_SHIFT)
+ (page_to_pfn(page) << PAGE_SHIFT)
#define pfn_to_nid(pfn) pa_to_nid(((u64)(pfn) << PAGE_SHIFT))
#define pfn_valid(pfn) \
diff --git a/include/asm-alpha/page.h b/include/asm-alpha/page.h
index fa0b41b164a..61bcf70b5ea 100644
--- a/include/asm-alpha/page.h
+++ b/include/asm-alpha/page.h
@@ -85,8 +85,6 @@ typedef unsigned long pgprot_t;
#define __pa(x) ((unsigned long) (x) - PAGE_OFFSET)
#define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET))
#ifndef CONFIG_DISCONTIGMEM
-#define pfn_to_page(pfn) (mem_map + (pfn))
-#define page_to_pfn(page) ((unsigned long)((page) - mem_map))
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define pfn_valid(pfn) ((pfn) < max_mapnr)
@@ -95,9 +93,9 @@ typedef unsigned long pgprot_t;
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-
#endif /* __KERNEL__ */
+#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
#endif /* _ALPHA_PAGE_H */