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drm/i915: Markup expected timeline locks for i915_active

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As every i915_active_request should be serialised by a dedicated lock,
i915_active consists of a tree of locks; one for each node. Markup up
the i915_active_request with what lock is supposed to be guarding it so
that we can verify that the serialised updated are indeed serialised.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190816121000.8507-2-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson
2019-08-16 13:10:00 +01:00
parent 6c69a45445
commit 25ffd4b11d
13 changed files with 58 additions and 27 deletions
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3
drivers/gpu/drm/i915/selftests/i915_active.c
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@@ -110,8 +110,7 @@ __live_active_setup(struct drm_i915_private *i915)
submit,
GFP_KERNEL);
if (err >= 0)
err = i915_active_ref(&active->base,
rq->fence.context, rq);
err = i915_active_ref(&active->base, rq->timeline, rq);
i915_request_add(rq);
if (err) {
pr_err("Failed to track active ref!\n");