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drm/i915: Assert that the active request hasn't been signaled
author
Chris Wilson
<chris@chris-wilson.co.uk>
Sun, 12 Feb 2017 17:19:58 +0000
(17:19 +0000)
committer
Chris Wilson
<chris@chris-wilson.co.uk>
Mon, 13 Feb 2017 11:06:35 +0000
(11:06 +0000)
As the request is not complete, it should not be signaled. Assert that
this is true before we process the request for a reset.
References: https://bugs.freedesktop.org/show_bug.cgi?id=99671
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link:
http://patchwork.freedesktop.org/patch/msgid/20170212172002.23072-1-chris@chris-wilson.co.uk
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
drivers/gpu/drm/i915/i915_gem.c
patch
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diff --git
a/drivers/gpu/drm/i915/i915_gem.c
b/drivers/gpu/drm/i915/i915_gem.c
index
b8d869d
..
48922ff
100644
(file)
--- a/
drivers/gpu/drm/i915/i915_gem.c
+++ b/
drivers/gpu/drm/i915/i915_gem.c
@@
-2611,6
+2611,8
@@
i915_gem_find_active_request(struct intel_engine_cs *engine)
continue;
GEM_BUG_ON(request->engine != engine);
+ GEM_BUG_ON(test_bit(DMA_FENCE_FLAG_SIGNALED_BIT,
+ &request->fence.flags));
return request;
}