[Intel-gfx] [PATCH 02/17] drm/i915: Move vma vfuns to adddress_space

[Chris Wilson]

On Tue, Apr 14, 2015 at 05:35:12PM +0200, Daniel Vetter wrote:
> They change with the address space and not with each vma, so move them
> into the right pile of vfuncs. Save 2 pointers per vma and clarifies
> the code.

Using per-vma vfunc allows you make, for example, the pagetables
themselves an ordinary vma in the GGTT and so operate identically wrt to
the shrinker and eviction logic - removing some very fragile code in the
process.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre