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authorKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>2006-03-27 01:15:55 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-27 08:44:47 -0800
commita0140c1d85637ee5f4ea7c78f066e3611a6a79dc (patch)
tree7a52892e57ff7a97a3aabf920891b68ca8bf578a /include/asm-alpha/mmzone.h
parent0ecd702bcb924d5fb7f687e09986f688336ac896 (diff)
downloadop-kernel-dev-a0140c1d85637ee5f4ea7c78f066e3611a6a79dc.zip
op-kernel-dev-a0140c1d85637ee5f4ea7c78f066e3611a6a79dc.tar.gz
[PATCH] remove zone_mem_map
This patch removes zone_mem_map. pfn_to_page uses pgdat, page_to_pfn uses zone. page_to_pfn can use pgdat instead of zone, which is only one user of zone_mem_map. By modifing it, we can remove zone_mem_map. Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Dave Hansen <haveblue@us.ibm.com> Cc: Christoph Lameter <christoph@lameter.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-alpha/mmzone.h')
-rw-r--r--include/asm-alpha/mmzone.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/asm-alpha/mmzone.h b/include/asm-alpha/mmzone.h
index c900439..192d80c 100644
--- a/include/asm-alpha/mmzone.h
+++ b/include/asm-alpha/mmzone.h
@@ -83,8 +83,7 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, int n)
pte_t pte; \
unsigned long pfn; \
\
- pfn = ((unsigned long)((page)-page_zone(page)->zone_mem_map)) << 32; \
- pfn += page_zone(page)->zone_start_pfn << 32; \
+ pfn = page_to_pfn(page) << 32; \
pte_val(pte) = pfn | pgprot_val(pgprot); \
\
pte; \
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