Comment 132 for bug 447892

(In reply to comment #45)
> False. Your patch does not fix the bug for me, instead I need to continue using
> drm-intel-big-hammer.patch coupled with 855nolid.patch; I have the 855GM rev 02
> chipset.

The font glitches are evidence alone that the wbinvd() is insufficient. It is even more apparent when using a reliable test case for the incoherency issue.