drm/i915: fix another use-after-free in i915_gem_evict_everything

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Also here, i915_gem_evict_vm causes an unbind, which can end up dropping
the last ref to the ppgtt.

Triggered by igt gem_evict_everything test.

Testcase: igt/gem_evict_everything
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Chris Wilson <chris@cris-wilsonc.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Michel Thierry 2014-09-09 13:04:43 +01:00 • committed by Daniel Vetter

parent a1e470d421

commit cf30362674

1 changed files with 2 additions and 2 deletions

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drivers/gpu/drm/i915/i915_gem_evict.c

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