m68k: remove support for DISCONTIGMEM

[linux-2.6-microblaze.git] / arch / m68k / include / asm / page_mm.h

diff --git a/arch/m68k/include/asm/page_mm.h b/arch/m68k/include/asm/page_mm.h
index 9e8f0cc..a5b459b 100644 (file)
--- a/arch/m68k/include/asm/page_mm.h
+++ b/arch/m68k/include/asm/page_mm.h
@@ -126,26 +126,6 @@ static inline void *__va(unsigned long x)
 
 extern int m68k_virt_to_node_shift;
 
-#ifndef CONFIG_DISCONTIGMEM
-#define __virt_to_node(addr)   (&pg_data_map[0])
-#else
-extern struct pglist_data *pg_data_table[];
-
-static inline __attribute_const__ int __virt_to_node_shift(void)
-{
-       int shift;
-
-       asm (
-               "1:     moveq   #0,%0\n"
-               m68k_fixup(%c1, 1b)
-               : "=d" (shift)
-               : "i" (m68k_fixup_vnode_shift));
-       return shift;
-}
-
-#define __virt_to_node(addr)   (pg_data_table[(unsigned long)(addr) >> __virt_to_node_shift()])
-#endif
-
 #define virt_to_page(addr) ({                                          \
        pfn_to_page(virt_to_pfn(addr));                                 \
 })
@@ -153,23 +133,8 @@ static inline __attribute_const__ int __virt_to_node_shift(void)
        pfn_to_virt(page_to_pfn(page));                                 \
 })
 
-#ifdef CONFIG_DISCONTIGMEM
-#define pfn_to_page(pfn) ({                                            \
-       unsigned long __pfn = (pfn);                                    \
-       struct pglist_data *pgdat;                                      \
-       pgdat = __virt_to_node((unsigned long)pfn_to_virt(__pfn));      \
-       pgdat->node_mem_map + (__pfn - pgdat->node_start_pfn);          \
-})
-#define page_to_pfn(_page) ({                                          \
-       const struct page *__p = (_page);                               \
-       struct pglist_data *pgdat;                                      \
-       pgdat = &pg_data_map[page_to_nid(__p)];                         \
-       ((__p) - pgdat->node_mem_map) + pgdat->node_start_pfn;          \
-})
-#else
-#define ARCH_PFN_OFFSET (m68k_memory[0].addr)
+#define ARCH_PFN_OFFSET (m68k_memory[0].addr >> PAGE_SHIFT)
 #include <asm-generic/memory_model.h>
-#endif
 
 #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)
 #define pfn_valid(pfn)         virt_addr_valid(pfn_to_virt(pfn))