mm: introduce pte_special pte bit

[linux-2.6-omap-h63xx.git] / include / asm-ppc / pgtable.h

diff --git a/include/asm-ppc/pgtable.h b/include/asm-ppc/pgtable.h
index 70435d32129a5dd3ea43335ed46755148ac4fe3e..55f9d38e3bf8702d302054ead258bf588edf199b 100644 (file)
--- a/include/asm-ppc/pgtable.h
+++ b/include/asm-ppc/pgtable.h
@@ -483,6 +483,7 @@ 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; }
@@ -500,6 +501,8 @@ 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)
 {