Re: [Intel-gfx] [PATCH 03/11] drm: Optionally create mm blocks from top-to-bottom

On Tue, Jan 08, 2013 at 10:53:11AM +, Chris Wilson wrote: > Clients like i915 needs to segregate cache domains within the GTT which > can lead to small amounts of fragmentation. By allocating the uncached > buffers from the bottom and the cacheable buffers from the top, we can > reduce the amou

[Intel-gfx] [PATCH 03/11] drm: Optionally create mm blocks from top-to-bottom

Clients like i915 needs to segregate cache domains within the GTT which can lead to small amounts of fragmentation. By allocating the uncached buffers from the bottom and the cacheable buffers from the top, we can reduce the amount of wasted space and also optimize allocation of the mappable portio