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path: root/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_breadcrumbs.c')
-rw-r--r--drivers/gpu/drm/i915/gt/intel_breadcrumbs.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c b/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c
index c092bdf5f0bf..ea56b2cc6095 100644
--- a/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c
+++ b/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c
@@ -112,18 +112,18 @@ __dma_fence_signal__timestamp(struct dma_fence *fence, ktime_t timestamp)
}
static void
-__dma_fence_signal__notify(struct dma_fence *fence)
+__dma_fence_signal__notify(struct dma_fence *fence,
+ const struct list_head *list)
{
struct dma_fence_cb *cur, *tmp;
lockdep_assert_held(fence->lock);
lockdep_assert_irqs_disabled();
- list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) {
+ list_for_each_entry_safe(cur, tmp, list, node) {
INIT_LIST_HEAD(&cur->node);
cur->func(fence, cur);
}
- INIT_LIST_HEAD(&fence->cb_list);
}
void intel_engine_breadcrumbs_irq(struct intel_engine_cs *engine)
@@ -185,11 +185,12 @@ void intel_engine_breadcrumbs_irq(struct intel_engine_cs *engine)
list_for_each_safe(pos, next, &signal) {
struct i915_request *rq =
list_entry(pos, typeof(*rq), signal_link);
-
- __dma_fence_signal__timestamp(&rq->fence, timestamp);
+ struct list_head cb_list;
spin_lock(&rq->lock);
- __dma_fence_signal__notify(&rq->fence);
+ list_replace(&rq->fence.cb_list, &cb_list);
+ __dma_fence_signal__timestamp(&rq->fence, timestamp);
+ __dma_fence_signal__notify(&rq->fence, &cb_list);
spin_unlock(&rq->lock);
i915_request_put(rq);