From e5bfea5826117bdd29664d83b3d478ff9db29ca3 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Fri, 23 Dec 2011 20:30:58 +0000
Subject: [PATCH] sna: Discard any GPU damage when overwriting with trapezoids

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 src/sna/sna_trapezoids.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sna/sna_trapezoids.c b/src/sna/sna_trapezoids.c
index 83e03351..81d43123 100644
--- a/src/sna/sna_trapezoids.c
+++ b/src/sna/sna_trapezoids.c
@@ -3177,7 +3177,7 @@ trapezoid_span_inplace(CARD8 op, PicturePtr src, PicturePtr dst,
 
 	region.data = NULL;
 	if (!sna_drawable_move_region_to_cpu(dst->pDrawable, &region,
-					     MOVE_READ | MOVE_WRITE))
+					     MOVE_WRITE))
 		return true;
 
 	pixmap = get_drawable_pixmap(dst->pDrawable);