dma_fence_is_later
!dma_fence_is_later(updates, (*id)->flushed_updates))
if (updates && (!flushed || dma_fence_is_later(updates, flushed)))
if (updates && (!flushed || dma_fence_is_later(updates, flushed))) {
if (*keep && dma_fence_is_later(*keep, fence))
if (!from->move || dma_fence_is_later(fence, from->move)) {