Re: [PATCH 08/44] xen-swiotlb: implement ->mapping_error

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To: Christoph Hellwig <hch@xxxxxx>
Subject: Re: [PATCH 08/44] xen-swiotlb: implement ->mapping_error
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Sat, 10 Jun 2017 22:37:26 -0400
Cc: x86@xxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-c6x-dev@xxxxxxxxxxxxx, linux-hexagon@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxx, openrisc@xxxxxxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-xtensa@xxxxxxxxxxxxxxxx, dmaengine@xxxxxxxxxxxxxxx, linux-tegra@xxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, linux-samsung-soc@xxxxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20170608132609.32662-9-hch@lst.de>
References: <20170608132609.32662-1-hch@lst.de> <20170608132609.32662-9-hch@lst.de>
User-agent: Mutt/1.8.0 (2017-02-23)

On Thu, Jun 08, 2017 at 03:25:33PM +0200, Christoph Hellwig wrote:
> DMA_ERROR_CODE is going to go away, so don't rely on it.

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

References:
- clean up and modularize arch dma_mapping interface
  - From: Christoph Hellwig
- [PATCH 08/44] xen-swiotlb: implement ->mapping_error
  - From: Christoph Hellwig

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