Merge master.kernel.org:/home/rmk/linux-2.6-serial

[linux-2.6] / include / asm-i386 / mmzone.h

diff --git a/include/asm-i386/mmzone.h b/include/asm-i386/mmzone.h
index 9cec191f462c2ae0ed1175aec4b25f34d991c7dc..516421300ea2d2346cfb084eefb276bd00b9ec18 100644 (file)
--- a/include/asm-i386/mmzone.h
+++ b/include/asm-i386/mmzone.h
@@ -8,21 +8,43 @@
 
 #include <asm/smp.h>
 
-#ifdef CONFIG_DISCONTIGMEM
-
 #ifdef CONFIG_NUMA
-       #ifdef CONFIG_X86_NUMAQ
-               #include <asm/numaq.h>
-       #else   /* summit or generic arch */
-               #include <asm/srat.h>
-       #endif
+extern struct pglist_data *node_data[];
+#define NODE_DATA(nid) (node_data[nid])
+
+#ifdef CONFIG_X86_NUMAQ
+       #include <asm/numaq.h>
+#else  /* summit or generic arch */
+       #include <asm/srat.h>
+#endif
+
+extern int get_memcfg_numa_flat(void );
+/*
+ * This allows any one NUMA architecture to be compiled
+ * for, and still fall back to the flat function if it
+ * fails.
+ */
+static inline void get_memcfg_numa(void)
+{
+#ifdef CONFIG_X86_NUMAQ
+       if (get_memcfg_numaq())
+               return;
+#elif CONFIG_ACPI_SRAT
+       if (get_memcfg_from_srat())
+               return;
+#endif
+
+       get_memcfg_numa_flat();
+}
+
+extern int early_pfn_to_nid(unsigned long pfn);
+
 #else /* !CONFIG_NUMA */
-       #define get_memcfg_numa get_memcfg_numa_flat
-       #define get_zholes_size(n) (0)
+#define get_memcfg_numa get_memcfg_numa_flat
+#define get_zholes_size(n) (0)
 #endif /* CONFIG_NUMA */
 
-extern struct pglist_data *node_data[];
-#define NODE_DATA(nid)         (node_data[nid])
+#ifdef CONFIG_DISCONTIGMEM
 
 /*
  * generic node memory support, the following assumptions apply:
@@ -48,26 +70,6 @@ static inline int pfn_to_nid(unsigned long pfn)
 #endif
 }
 
-/*
- * Following are macros that are specific to this numa platform.
- */
-#define reserve_bootmem(addr, size) \
-       reserve_bootmem_node(NODE_DATA(0), (addr), (size))
-#define alloc_bootmem(x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
-#define alloc_bootmem_low(x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0)
-#define alloc_bootmem_pages(x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
-#define alloc_bootmem_low_pages(x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0)
-#define alloc_bootmem_node(ignore, x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
-#define alloc_bootmem_pages_node(ignore, x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
-#define alloc_bootmem_low_pages_node(ignore, x) \
-       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0)
-
 #define node_localnr(pfn, nid)         ((pfn) - node_data[nid]->node_start_pfn)
 
 /*
@@ -121,26 +123,32 @@ static inline int pfn_valid(int pfn)
                return (pfn < node_end_pfn(nid));
        return 0;
 }
-#endif
+#endif /* CONFIG_X86_NUMAQ */
+
+#endif /* CONFIG_DISCONTIGMEM */
+
+#ifdef CONFIG_NEED_MULTIPLE_NODES
 
-extern int get_memcfg_numa_flat(void );
 /*
- * This allows any one NUMA architecture to be compiled
- * for, and still fall back to the flat function if it
- * fails.
+ * Following are macros that are specific to this numa platform.
  */
-static inline void get_memcfg_numa(void)
-{
-#ifdef CONFIG_X86_NUMAQ
-       if (get_memcfg_numaq())
-               return;
-#elif CONFIG_ACPI_SRAT
-       if (get_memcfg_from_srat())
-               return;
-#endif
+#define reserve_bootmem(addr, size) \
+       reserve_bootmem_node(NODE_DATA(0), (addr), (size))
+#define alloc_bootmem(x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_low(x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0)
+#define alloc_bootmem_pages(x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_low_pages(x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0)
+#define alloc_bootmem_node(ignore, x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_pages_node(ignore, x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_low_pages_node(ignore, x) \
+       __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0)
 
-       get_memcfg_numa_flat();
-}
+#endif /* CONFIG_NEED_MULTIPLE_NODES */
 
-#endif /* CONFIG_DISCONTIGMEM */
 #endif /* _ASM_MMZONE_H_ */