[Bug 89371] [IVB] wake up from sleep state gives corrupt display (on both screen)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89371

--- Comment #13 from Chris Wilson <chris at chris-wilson.co.uk> ---
Can you try:
diff --git a/src/sna/sna_dri2.c b/src/sna/sna_dri2.c
index 32f65ca..ec6c0ad 100644
--- a/src/sna/sna_dri2.c
+++ b/src/sna/sna_dri2.c
@@ -1487,7 +1487,7 @@ void sna_dri2_decouple_window(WindowPtr win)
                priv->front = NULL;
        }

-       swap_limit(&win->drawable, 1);
+       //swap_limit(&win->drawable, 1);
 }

 void sna_dri2_destroy_window(WindowPtr win)

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