1 files changed, 6 insertions, 5 deletions

diff --git a/include/asm-powerpc/pgtable-ppc32.h b/include/asm-powerpc/pgtable-ppc32.h
index 2c79f550272b..7c97b5a08d08 100644
--- a/include/asm-powerpc/pgtable-ppc32.h
+++ b/include/asm-powerpc/pgtable-ppc32.h
@@ -98,9 +98,6 @@ extern int icache_44x_need_flush;
 #define USER_PTRS_PER_PGD       (TASK_SIZE / PGDIR_SIZE)
 #define FIRST_USER_ADDRESS      0
 
-#define USER_PGD_PTRS (PAGE_OFFSET >> PGDIR_SHIFT)
-#define KERNEL_PGD_PTRS (PTRS_PER_PGD-USER_PGD_PTRS)
-
 #define pte_ERROR(e) \
         printk("%s:%d: bad pte %llx.\n", __FILE__, __LINE__, \
                 (unsigned long long)pte_val(e))
@@ -420,7 +417,8 @@ extern int icache_44x_need_flush;
 #define _PAGE_IO        (_PAGE_KERNEL | _PAGE_NO_CACHE | _PAGE_GUARDED)
 #define _PAGE_RAM       (_PAGE_KERNEL | _PAGE_HWEXEC)
 
-#if defined(CONFIG_KGDB) || defined(CONFIG_XMON) || defined(CONFIG_BDI_SWITCH)
+#if defined(CONFIG_KGDB) || defined(CONFIG_XMON) || defined(CONFIG_BDI_SWITCH) ||\
+        defined(CONFIG_KPROBES)
 /* We want the debuggers to be able to set breakpoints anywhere, so
  * don't write protect the kernel text */
 #define _PAGE_RAM_TEXT  _PAGE_RAM
@@ -506,6 +504,7 @@ static inline int pte_write(pte_t pte)		{ return pte_val(pte) & _PAGE_RW; }
 static inline int pte_dirty(pte_t pte)          { return pte_val(pte) & _PAGE_DIRTY; }
 static inline int pte_young(pte_t pte)          { return pte_val(pte) & _PAGE_ACCESSED; }
 static inline int pte_file(pte_t pte)           { return pte_val(pte) & _PAGE_FILE; }
+static inline int pte_special(pte_t pte)        { return 0; }
 
 static inline void pte_uncache(pte_t pte)       { pte_val(pte) |= _PAGE_NO_CACHE; }
 static inline void pte_cache(pte_t pte)         { pte_val(pte) &= ~_PAGE_NO_CACHE; }
@@ -523,6 +522,8 @@ static inline pte_t pte_mkdirty(pte_t pte) {
         pte_val(pte) |= _PAGE_DIRTY; return pte; }
 static inline pte_t pte_mkyoung(pte_t pte) {
         pte_val(pte) |= _PAGE_ACCESSED; return pte; }
+static inline pte_t pte_mkspecial(pte_t pte) {
+        return pte; }
 
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
@@ -692,7 +693,7 @@ extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
 #define pmd_page_vaddr(pmd)     \
         ((unsigned long) (pmd_val(pmd) & PAGE_MASK))
 #define pmd_page(pmd)           \
-        (mem_map + (__pa(pmd_val(pmd)) >> PAGE_SHIFT))
+        pfn_to_page((__pa(pmd_val(pmd)) >> PAGE_SHIFT))
 #endif
 
 /* to find an entry in a kernel page-table-directory */