X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=mm%2Fhugetlb.c;h=a45d1f0691cecb63e088d02fb3ff287f025e4d78;hb=4e1d4e6c5a448bd114e0cef6311c974cb7c7385e;hp=eb7180db303326f73f7e099f84e2557e84cc87b1;hpb=5884c40668a928bba017eaf54e2eb3c01c8a98e6;p=linux-2.6-omap-h63xx.git

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index eb7180db303..a45d1f0691c 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -326,9 +326,10 @@ static void set_huge_ptep_writable(struct vm_area_struct *vma,
 	pte_t entry;
 
 	entry = pte_mkwrite(pte_mkdirty(*ptep));
-	ptep_set_access_flags(vma, address, ptep, entry, 1);
-	update_mmu_cache(vma, address, entry);
-	lazy_mmu_prot_update(entry);
+	if (ptep_set_access_flags(vma, address, ptep, entry, 1)) {
+		update_mmu_cache(vma, address, entry);
+		lazy_mmu_prot_update(entry);
+	}
 }