diff --git a/[refs] b/[refs]
index eff8ea7efd50..a2b67910c933 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f6e450a6417460db6a74241de8aaab5116cac140
+refs/heads/master: e3deb204c69c485c88c990f07b71be10a464e508
diff --git a/trunk/drivers/char/agp/intel-agp.c b/trunk/drivers/char/agp/intel-agp.c
index df85ed9c7531..c3c870bf5678 100644
--- a/trunk/drivers/char/agp/intel-agp.c
+++ b/trunk/drivers/char/agp/intel-agp.c
@@ -296,6 +296,11 @@ static void intel_agp_insert_sg_entries(struct agp_memory *mem,
 					off_t pg_start, int mask_type)
 {
 	int i, j;
+	u32 cache_bits = 0;
+
+	if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB) {
+		cache_bits = I830_PTE_SYSTEM_CACHED;
+	}
 
 	for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
 		writel(agp_bridge->driver->mask_memory(agp_bridge,