NLM/lockd: remove b_done

[powerpc.git] / include / asm-generic / pgtable.h

diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 7dca30a..c2059a3 100644 (file)
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -128,6 +128,7 @@ do {                                                                        \
 #endif
 
 #ifndef __HAVE_ARCH_PTEP_SET_WRPROTECT
+struct mm_struct;
 static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long address, pte_t *ptep)
 {
        pte_t old_pte = *ptep;
@@ -158,17 +159,8 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres
 #define lazy_mmu_prot_update(pte)      do { } while (0)
 #endif
 
-#ifndef __HAVE_ARCH_MULTIPLE_ZERO_PAGE
+#ifndef __HAVE_ARCH_MOVE_PTE
 #define move_pte(pte, prot, old_addr, new_addr)        (pte)
-#else
-#define move_pte(pte, prot, old_addr, new_addr)                                \
-({                                                                     \
-       pte_t newpte = (pte);                                           \
-       if (pte_present(pte) && pfn_valid(pte_pfn(pte)) &&              \
-                       pte_page(pte) == ZERO_PAGE(old_addr))           \
-               newpte = mk_pte(ZERO_PAGE(new_addr), (prot));           \
-       newpte;                                                         \
-})
 #endif
 
 /*