Re: [PATCH 2/2] drm/etnaviv: Remove deprecated fence_ops->release()

[Lucas Stach <l.stach@pengutronix.de>]

Am Mittwoch, dem 28.10.2026 um 11:31 +0100 schrieb Philipp Stanner:
> The dma_fence->ops->release() callback is deprecated because it prevents
> drivers from unloading. All etnaviv does in its implementation is invoke
> a kfree_rcu() on the fence.
> 
> The fence backend by now also frees fences with kfree_rcu() if
> ops->release() is not implemented.
> 
> Remove the deprecated callback.
> 
> Signed-off-by: Philipp Stanner <phasta@kernel.org>

Reviewed-by: Lucas Stach <l.stach@pengutronix.de>

Please take this through drm-misc or whatever tree is convenient.

Regards,
Lucas

> ---
> Just compile-tested.
> ---
>  drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> index e51a310c8d70..e75dab5e407d 100644
> --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> @@ -1176,18 +1176,10 @@ static bool etnaviv_fence_signaled(struct dma_fence *fence)
>  	return (s32)(f->gpu->completed_fence - f->base.seqno) >= 0;
>  }
>  
> -static void etnaviv_fence_release(struct dma_fence *fence)
> -{
> -	struct etnaviv_fence *f = to_etnaviv_fence(fence);
> -
> -	kfree_rcu(f, base.rcu);
> -}
> -
>  static const struct dma_fence_ops etnaviv_fence_ops = {
>  	.get_driver_name = etnaviv_fence_get_driver_name,
>  	.get_timeline_name = etnaviv_fence_get_timeline_name,
>  	.signaled = etnaviv_fence_signaled,
> -	.release = etnaviv_fence_release,
>  };
>  
>  static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu)