drm/i915: Differentiate the aliasing_ppgtt with an invalid filp
authorChris Wilson <chris@chris-wilson.co.uk>
Wed, 15 Feb 2017 08:43:56 +0000 (08:43 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 15 Feb 2017 10:07:34 +0000 (10:07 +0000)
commit57202f47af85381f31f317a2a75fe76ea4c76925
tree9adeaea21bc64200e1281b350095ffb9b5ab1d1c
parente565ceb086d70e577e41315b921014dcfb991a6b
drm/i915: Differentiate the aliasing_ppgtt with an invalid filp

Use an invalid filp so that the aliasing_ppgtt can be clearly
identified.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170215084357.19977-22-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/i915_gem_gtt.c