DMA_FENCE_FLAG_USER_BITS 65 drivers/gpu/drm/i915/i915_request.h I915_FENCE_FLAG_ACTIVE = DMA_FENCE_FLAG_USER_BITS, DMA_FENCE_FLAG_USER_BITS 64 drivers/gpu/drm/nouveau/nouveau_fence.c if (test_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags)) { DMA_FENCE_FLAG_USER_BITS 516 drivers/gpu/drm/nouveau/nouveau_fence.c set_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags);