On Fri, 04 Nov 2011 11:26:07 +0100, Hans-Peter Budek <[email protected]> wrote: > Hi, > if I set an alpha-map to a destination picture via > XRenderChangePicture(s->Dpy, Dest, CPAlphaMap, &Att) ; > the following XRenderComposite() call crash my X-server: > > Backtrace: > [ 9911.289] 0: /usr/X11R6/bin/X (xorg_backtrace+0x37) [0x80e8997] > [ 9911.289] Segmentation fault at address (nil) > [ 9911.289] > Fatal server error: > [ 9911.289] Caught signal 11 (Segmentation fault). Server aborting > [ 9911.289] > [ 9911.289] > Please consult the The X.Org Foundation support > > X.Org X Server 1.9.5 > [ 9887.642] (II) Module intel: vendor="X.Org Foundation" > [ 9887.642] compiled for 1.9.5, module version = 2.14.0 > > is this a known bug? It is now. I'll have a fix shortly, though you will still be triggering CPU fallbacks.
Do you mind describing you use-case for alphamaps and could you create a little benchmark for your workload? -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ [email protected]: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.freedesktop.org/mailman/listinfo/xorg Your subscription address: [email protected]
