[PATCH] paravirt: remove read hazard from cow

[net-next-2.6.git] / mm / memory.c

diff --git a/mm/memory.c b/mm/memory.c
index 160f5b503eaddeb5880cc0c4ac63c08821074e5c..7707187484ccce0b57b2d4bd333138b00fe479e7 100644 (file)
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -467,7 +467,7 @@ copy_one_pte(struct mm_struct *dst_mm, struct mm_struct *src_mm,
         */
        if (is_cow_mapping(vm_flags)) {
                ptep_set_wrprotect(src_mm, addr, src_pte);
-               pte = *src_pte;
+               pte = pte_wrprotect(pte);
        }
 
        /*