Re: [PATCH net-next] s390/ism: Set DMA coherent mask

From: patchwork-bot+netdevbpf
Date: Thu May 25 2023 - 10:00:48 EST


Hello:

This patch was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Wed, 24 May 2023 09:54:10 +0200 you wrote:
> A future change will convert the DMA API implementation from the
> architecture specific arch/s390/pci/pci_dma.c to using the common code
> drivers/iommu/dma-iommu.c which the utilizes the same IOMMU hardware
> through the s390-iommu driver. Unlike the s390 specific DMA API this
> requires devices to correctly set the coherent mask to be allowed to use
> IOVAs >2^32 in dma_alloc_coherent(). This was however not done for ISM
> devices. ISM requires such addresses since currently the DMA aperture
> for PCI devices starts at 2^32 and all calls to dma_alloc_coherent()
> would thus fail.
>
> [...]

Here is the summary with links:
- [net-next] s390/ism: Set DMA coherent mask
https://git.kernel.org/netdev/net-next/c/657d42cf5df6

You are awesome, thank you!
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