(In reply to comment #157)
> In regards to comment 145,  is it recommended to use SNA?  We are not using
> SNA and have seen GPU hangs on the 845G.   Is it better to use SNA and apply
> the SNA patch to xorg-x11-drv-intel?

comment 145 is stale, superseded by the genuine fixes in comments 152 and 153.
I would recommend using SNA on gen2 as UXA pales in comparison.