[Intel-gfx] [RFC PATCH 124/162] drm/i915/lmem: allocate HWSP in lmem

[Chris Wilson]

Quoting Matthew Auld (2020-11-27 12:06:40)
> From: Michel Thierry <michel.thierry at intel.com>

Rationale goes here.

Is this wise? HWSP is very frequently read by the CPU, and expected to
be cached on the CPU.

What do the performance profiles indicate?
-Chris