Activating EXA Section "Device" Identifier "mga" Driver "mga" Option "AccelMethod" "EXA" Option "EXANoComposite" "True" Option "EXANoDownloadFromScreen" "True" Option "EXANoUploadToScreen" "True" Endsection
makes it worse than normal software render. It results in hanging X without disabling Compsite/DownloadFromScreen. Disabling Composite, DownloadFromScreen results in fully corrupted screen, disabling UploadToScreen helps a little, however screen is still corrupted (moving a window over another leaves traces in the inactive windows behind). The remaining acceleration [ 268.727] (**) MGA(0): EXA: Disabling Composite operation (RENDER acceleration) [ 268.727] (**) MGA(0): EXA: Disabling UploadToScreen [ 268.727] (**) MGA(0): EXA: Disabling DownloadFromScreen [ 268.727] (II) EXA(0): Offscreen pixmap area of 8474624 bytes [ 268.727] (II) EXA(0): Driver registered support for the following operations: [ 268.727] (II) Solid [ 268.727] (II) Copy [ 268.727] (==) MGA(0): Backing store enabled is just as slow as normal render => EXA + matrox card is not usable -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1316035 Title: matrox g200eR2 is unclaimed in 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1316035/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs