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authorPaul Mackerras <paulus@samba.org>2006-03-28 21:24:50 -0500
committerPaul Mackerras <paulus@samba.org>2006-03-28 21:24:50 -0500
commitbac30d1a78d0f11c613968fc8b351a91ed465386 (patch)
treee52f3c876522a2f6047a6ec1c27df2e8a79486b8 /include/asm-alpha/mmzone.h
parente8222502ee6157e2713da9e0792c21f4ad458d50 (diff)
parentca9ba4471c1203bb6e759b76e83167fec54fe590 (diff)
Merge ../linux-2.6
Diffstat (limited to 'include/asm-alpha/mmzone.h')
-rw-r--r--include/asm-alpha/mmzone.h19
1 files changed, 2 insertions, 17 deletions
diff --git a/include/asm-alpha/mmzone.h b/include/asm-alpha/mmzone.h
index a011ef4cf3d3..192d80c875b0 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)
59#define kvaddr_to_nid(kaddr) pa_to_nid(__pa(kaddr)) 59#define kvaddr_to_nid(kaddr) pa_to_nid(__pa(kaddr))
60#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) 60#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn)
61 61
62#define local_mapnr(kvaddr) \
63 ((__pa(kvaddr) >> PAGE_SHIFT) - node_start_pfn(kvaddr_to_nid(kvaddr)))
64
65/* 62/*
66 * Given a kaddr, LOCAL_BASE_ADDR finds the owning node of the memory 63 * Given a kaddr, LOCAL_BASE_ADDR finds the owning node of the memory
67 * and returns the kaddr corresponding to first physical page in the 64 * and returns the kaddr corresponding to first physical page in the
@@ -86,8 +83,7 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, int n)
86 pte_t pte; \ 83 pte_t pte; \
87 unsigned long pfn; \ 84 unsigned long pfn; \
88 \ 85 \
89 pfn = ((unsigned long)((page)-page_zone(page)->zone_mem_map)) << 32; \ 86 pfn = page_to_pfn(page) << 32; \
90 pfn += page_zone(page)->zone_start_pfn << 32; \
91 pte_val(pte) = pfn | pgprot_val(pgprot); \ 87 pte_val(pte) = pfn | pgprot_val(pgprot); \
92 \ 88 \
93 pte; \ 89 pte; \
@@ -104,19 +100,8 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, int n)
104 __xx; \ 100 __xx; \
105}) 101})
106 102
107#define pfn_to_page(pfn) \
108({ \
109 unsigned long kaddr = (unsigned long)__va((pfn) << PAGE_SHIFT); \
110 (NODE_DATA(kvaddr_to_nid(kaddr))->node_mem_map + local_mapnr(kaddr)); \
111})
112
113#define page_to_pfn(page) \
114 ((page) - page_zone(page)->zone_mem_map + \
115 (page_zone(page)->zone_start_pfn))
116
117#define page_to_pa(page) \ 103#define page_to_pa(page) \
118 ((( (page) - page_zone(page)->zone_mem_map ) \ 104 (page_to_pfn(page) << PAGE_SHIFT)
119 + page_zone(page)->zone_start_pfn) << PAGE_SHIFT)
120 105
121#define pfn_to_nid(pfn) pa_to_nid(((u64)(pfn) << PAGE_SHIFT)) 106#define pfn_to_nid(pfn) pa_to_nid(((u64)(pfn) << PAGE_SHIFT))
122#define pfn_valid(pfn) \ 107#define pfn_valid(pfn) \