drm/i915: If we hit OOM when allocating GTT pages, clear the aperture
authorChris Wilson <chris@chris-wilson.co.uk>
Mon, 10 Jan 2011 17:33:15 +0000 (17:33 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Tue, 11 Jan 2011 22:55:48 +0000 (22:55 +0000)
commit809b63349ce6eb6603e7dab482c642f28135a2db
treee267d1640e6323cbbd93b7786973cf3f67d9c76c
parent092de6f225638ec300936bfcbdc67805733cc78c
drm/i915: If we hit OOM when allocating GTT pages, clear the aperture

Rather than evicting an object at random, which is unlikely to alleviate
the memory pressure sufficient to allow us to continue, zap the entire
aperture. That should give the system long enough to recover and reap
some pages from the evicted objects, forestalling the allocation error
for the new object.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
drivers/gpu/drm/i915/i915_gem.c