Hi Randy, > > +/** > > + * intel_gt_invalidate_tlb_full - do full TLB cache invalidation > > + * @gt: GT structure > > In multiple places (here and below) it would be nice to know what a > GT structure is. I looked thru multiple C and header files yesterday > and didn't find any comments about it. > > Just saying that @gt is a GT structure isn't very helpful, other > than making kernel-doc shut up. the 'gt' belongs to the drivers/gpu/drm/i915/gt/ subsystem and it's widely used a throughout i915. I think it's inappropriate to describe it just here. On the other hand I agree that a better documentation is required for the GT itself where other parts can point to. Andi