drm/i915: Be defensive when starting vma activity

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Before we acquire the vma for GPU activity, ensure that the underlying
object is not already in the process of being freed.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190820100531.8430-1-chris@chris-wilson.co.uk

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Chris Wilson 2019-08-20 11:05:31 +01:00

parent 44c22f3f1a

commit 2833ddccbd

2 changed files with 9 additions and 2 deletions

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3

drivers/gpu/drm/i915/i915_vma.c

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8

drivers/gpu/drm/i915/i915_vma.h

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