fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-alpha / pgtable.h

diff --git a/include/asm-alpha/pgtable.h b/include/asm-alpha/pgtable.h
index 408aea5..49ac9be 100644 (file)
--- a/include/asm-alpha/pgtable.h
+++ b/include/asm-alpha/pgtable.h
@@ -10,13 +10,15 @@
  * This hopefully works with any standard Alpha page-size, as defined
  * in <asm/page.h> (currently 8192).
  */
-#include <linux/config.h>
 #include <linux/mmzone.h>
 
 #include <asm/page.h>
 #include <asm/processor.h>     /* For TASK_SIZE */
 #include <asm/machvec.h>
 
+struct mm_struct;
+struct vm_area_struct;
+
 /* Certain architectures need to do special things when PTEs
  * within a page table are directly modified.  Thus, the following
  * hook is made available.
@@ -132,6 +134,12 @@
 #define __S110 _PAGE_S(0)
 #define __S111 _PAGE_S(0)
 
+/*
+ * pgprot_noncached() is only for infiniband pci support, and a real
+ * implementation for RAM would be more complicated.
+ */
+#define pgprot_noncached(prot) (prot)
+
 /*
  * BAD_PAGETABLE is used when we need a bogus page-table, while
  * BAD_PAGE is used for a bogus page.
@@ -222,16 +230,17 @@ extern inline void pgd_set(pgd_t * pgdp, pmd_t * pmdp)
 
 
 extern inline unsigned long
-pmd_page_kernel(pmd_t pmd)
+pmd_page_vaddr(pmd_t pmd)
 {
        return ((pmd_val(pmd) & _PFN_MASK) >> (32-PAGE_SHIFT)) + PAGE_OFFSET;
 }
 
 #ifndef CONFIG_DISCONTIGMEM
 #define pmd_page(pmd)  (mem_map + ((pmd_val(pmd) & _PFN_MASK) >> 32))
+#define pgd_page(pgd)  (mem_map + ((pgd_val(pgd) & _PFN_MASK) >> 32))
 #endif
 
-extern inline unsigned long pgd_page(pgd_t pgd)
+extern inline unsigned long pgd_page_vaddr(pgd_t pgd)
 { return PAGE_OFFSET + ((pgd_val(pgd) & _PFN_MASK) >> (32-PAGE_SHIFT)); }
 
 extern inline int pte_none(pte_t pte)          { return !pte_val(pte); }
@@ -285,13 +294,13 @@ extern inline pte_t pte_mkyoung(pte_t pte)        { pte_val(pte) |= __ACCESS_BITS; retu
 /* Find an entry in the second-level page table.. */
 extern inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address)
 {
-       return (pmd_t *) pgd_page(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PAGE - 1));
+       return (pmd_t *) pgd_page_vaddr(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PAGE - 1));
 }
 
 /* Find an entry in the third-level page table.. */
 extern inline pte_t * pte_offset_kernel(pmd_t * dir, unsigned long address)
 {
-       return (pte_t *) pmd_page_kernel(*dir)
+       return (pte_t *) pmd_page_vaddr(*dir)
                + ((address >> PAGE_SHIFT) & (PTRS_PER_PAGE - 1));
 }
 
@@ -333,13 +342,6 @@ extern inline pte_t mk_swap_pte(unsigned long type, unsigned long offset)
 #define kern_addr_valid(addr)  (1)
 #endif
 
-#define io_remap_page_range(vma, start, busaddr, size, prot)   \
-({                                                             \
-       void *va = (void __force *)ioremap(busaddr, size);      \
-       unsigned long pfn = virt_to_phys(va) >> PAGE_SHIFT;     \
-       remap_pfn_range(vma, start, pfn, size, prot);           \
-})
-
 #define io_remap_pfn_range(vma, start, pfn, size, prot)        \
                remap_pfn_range(vma, start, pfn, size, prot)