There's a bit a confusion since we track the global gtt,
the aliasing and real ppgtt in the ctx->vm pointer. And not
all callers really bother to check for the different cases and just
presume that it points to a real ppgtt.
Now looking closely we don't actually need ->vm to always point at an
add
> -Original Message-
> From: Daniel Vetter [mailto:daniel.vet...@ffwll.ch]
> Sent: Monday, August 04, 2014 3:21 PM
> To: Intel Graphics Development
> Cc: Daniel Vetter; Thierry, Michel; Ville Syrjälä
> Subject: [PATCH] drm/i915: Only track real ppgtt for a context
>
> There's a bit a con
There's a bit a confusion since we track the global gtt,
the aliasing and real ppgtt in the ctx->vm pointer. And not
all callers really bother to check for the different cases and just
presume that it points to a real ppgtt.
Now looking closely we don't actually need ->vm to always point at an
add
