From af63fab5047a43716c5df875ddc50f7c877f8a83 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Tue, 15 Jan 2013 18:21:11 +0000
Subject: [PATCH] sna: Hint that a copy from a SHM bo will likely be the last
 in a batch

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

diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index ea0b7868..2a0955ab 100644
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -4351,7 +4351,7 @@ sna_copy_boxes(DrawablePtr src, DrawablePtr dst, GCPtr gc,
 			if (!sna->render.copy_boxes(sna, alu,
 						    src_pixmap, src_priv->cpu_bo, src_dx, src_dy,
 						    dst_pixmap, bo, 0, 0,
-						    box, n, 0)) {
+						    box, n, src_priv->shm ? COPY_LAST : 0)) {
 				DBG(("%s: fallback - accelerated copy boxes failed\n",
 				     __FUNCTION__));
 				goto fallback;