diff --git a/[refs] b/[refs]
index dc963d9667ef..35132a79afa1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ac207ed2471150e06af0afc76e4becc701fa2733
+refs/heads/master: 55aa914e9274cf1d55397cc04eb926eb055c79f7
diff --git a/trunk/drivers/gpu/drm/ttm/ttm_tt.c b/trunk/drivers/gpu/drm/ttm/ttm_tt.c
index bf8260133ea9..7d759a430294 100644
--- a/trunk/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/trunk/drivers/gpu/drm/ttm/ttm_tt.c
@@ -308,9 +308,7 @@ int ttm_tt_swapin(struct ttm_tt *ttm)
 		if (unlikely(to_page == NULL))
 			goto out_err;
 
-		preempt_disable();
 		copy_highpage(to_page, from_page);
-		preempt_enable();
 		page_cache_release(from_page);
 	}
 
@@ -358,9 +356,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
 			ret = PTR_ERR(to_page);
 			goto out_err;
 		}
-		preempt_disable();
 		copy_highpage(to_page, from_page);
-		preempt_enable();
 		set_page_dirty(to_page);
 		mark_page_accessed(to_page);
 		page_cache_release(to_page);