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Commit 97db20de authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: kgsl: Signal fence only if last fence refcount was not put"

parents abef4d28 339824df

drivers/gpu/msm/kgsl_timeline.c

+5 −6
Original line number Diff line number Diff line
@@ -270,12 +270,10 @@ void kgsl_timeline_signal(struct kgsl_timeline *timeline, u64 seqno) 
	timeline->value = seqno;



	spin_lock(&timeline->fence_lock);

	list_for_each_entry_safe(fence, tmp, &timeline->fences, node) {

		if (timeline_fence_signaled(&fence->base)) {

			dma_fence_get(&fence->base);

	list_for_each_entry_safe(fence, tmp, &timeline->fences, node)

		if (timeline_fence_signaled(&fence->base) &&

				kref_get_unless_zero(&fence->base.refcount))

			list_move(&fence->node, &temp);

		}

	}

	spin_unlock(&timeline->fence_lock);



	list_for_each_entry_safe(fence, tmp, &temp, node) {
@@ -548,7 +546,8 @@ long kgsl_ioctl_timeline_destroy(struct kgsl_device_private *dev_priv, 


	spin_lock(&timeline->fence_lock);

	list_for_each_entry_safe(fence, tmp, &timeline->fences, node)

		dma_fence_get(&fence->base);

		if (!kref_get_unless_zero(&fence->base.refcount))

			list_del_init(&fence->node);

	list_replace_init(&timeline->fences, &temp);

	spin_unlock(&timeline->fence_lock);