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Chris Wilson authored
When a user context is closed, it's file_priv backpointer is replaced by ERR_PTR(-EBADF); be careful not to chase this invalid pointer after a hang and a GPU reset. Signed-off-by:
Chris Wilson <chris@chris-wilson.co.uk> Fixes: b083a087 ("drm/i915: Add per client max context ban limit") Cc: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by:
Mika Kuoppala <mika.kuoppala@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20161122144121.7379-1-chris@chris-wilson.co.uk
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