[Intel-gfx] [PATCH] drm/i915: Gracefully handle obj not bound to GGTT in is_pin_display

[Mateo Lozano, Oscar]

> I call this "review by asking for an igt" ;-) -Daniel

Ok, I´ll give it a try. At least I will learn something about the kms code, a.k.a. "learning by igt" :D