Re: [PATCH v4 6/7] iommu/dma: Centralise iommu_setup_dma_ops()

[Catalin Marinas]

On Fri, Apr 19, 2024 at 05:54:45PM +0100, Robin Murphy wrote:
> diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
> index 61886e43e3a1..313d8938a2f0 100644
> --- a/arch/arm64/mm/dma-mapping.c
> +++ b/arch/arm64/mm/dma-mapping.c
> @@ -58,8 +58,6 @@ void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
>  		   ARCH_DMA_MINALIGN, cls);
>  
>  	dev->dma_coherent = coherent;
> -	if (device_iommu_mapped(dev))
> -		iommu_setup_dma_ops(dev, dma_base, dma_base + size - 1);
>  
>  	xen_setup_dma_ops(dev);
>  }

In case you need an ack for the arm64 changes:

Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>