[PATCH] Add blk_start_queueing() helper

[powerpc.git] / include / asm-i386 / pgtable-2level.h

diff --git a/include/asm-i386/pgtable-2level.h b/include/asm-i386/pgtable-2level.h
index 27bde97..201c86a 100644 (file)
--- a/include/asm-i386/pgtable-2level.h
+++ b/include/asm-i386/pgtable-2level.h
@@ -18,8 +18,12 @@
 #define set_pte_atomic(pteptr, pteval) set_pte(pteptr,pteval)
 #define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval))
 
+#define pte_clear(mm,addr,xp)  do { set_pte_at(mm, addr, xp, __pte(0)); } while (0)
+#define pmd_clear(xp)  do { set_pmd(xp, __pmd(0)); } while (0)
+
+#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
 #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte_low, 0))
-#define pte_same(a, b)         ((a).pte_low == (b).pte_low)
+
 #define pte_page(x)            pfn_to_page(pte_pfn(x))
 #define pte_none(x)            (!(x).pte_low)
 #define pte_pfn(x)             ((unsigned long)(((x).pte_low >> PAGE_SHIFT)))