[Intel-gfx] [PATCH 2/3] drm/i915: Don't clflush before release phys object

[Joonas Lahtinen]

On to, 2016-12-22 at 12:00 +0000, Chris Wilson wrote:
> When we teardown the backing storage for the phys object, we copy from
> the coherent contiguous block back to the shmemfs object, clflushing as
> we go. Trying to clflush the invalid sg beforehand just oops and would
> be redundant (due to it already being coherent, and clflushed
> afterwards).
> 
> Reported-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: <drm-intel-fixes at lists.freedesktop.org>

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation