Re: i915 visual corruption

[coypu%sdf.org@localhost]

On Fri, Apr 12, 2019 at 08:55:43PM +0100, Chavdar Ivanov wrote:
> Using the same Intel graphics, I had some perhaps similar effects on
> my laptop. In another thread it was suggested to set TearFree to True
> and AccelMethod to sna, which I did, the effects disappeared.

Yeah, we can make it the default (SNA is the default now, but w/o
tearfree, I think), but I suspect this effect isn't tearing, despite the
similar appearance.

It should still cause tearing with two glmark2 windows (possibly even
worse), but it doesn't.