xf86-video-intel: src/sna/sna_accel.c
Chris Wilson
ickle at kemper.freedesktop.org
Fri Jan 18 04:11:04 PST 2013
src/sna/sna_accel.c | 3 +++
1 file changed, 3 insertions(+)
New commits:
commit 2de43a0164ba5364ffd7cb48f0bccc9873e87332
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Fri Jan 18 12:01:54 2013 +0000
sna: Skip an empty slave update
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index ed13569..99063de 100644
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -13821,6 +13821,9 @@ static void sna_accel_post_damage(struct sna *sna)
region.extents.x2, region.extents.y2));
RegionIntersect(®ion, ®ion, damage);
+ if (!RegionNotEmpty(®ion))
+ continue;
+
RegionTranslate(®ion, -dirty->x, -dirty->y);
DamageRegionAppend(&dirty->slave_dst->drawable, ®ion);
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