Re: [PATCH 6/8] arm-nommu: call dma_mmap_from_dev_coherent directly

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To: Christoph Hellwig <hch@xxxxxx>, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
Subject: Re: [PATCH 6/8] arm-nommu: call dma_mmap_from_dev_coherent directly
From: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
Date: Fri, 9 Aug 2019 12:35:00 +0300
Cc: Vladimir Murzin <vladimir.murzin@xxxxxxx>, Takashi Iwai <tiwai@xxxxxxx>, Helge Deller <deller@xxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, Michal Simek <monstr@xxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-m68k@xxxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, linux-xtensa@xxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20190808160005.10325-7-hch@lst.de>
References: <20190808160005.10325-1-hch@lst.de> <20190808160005.10325-7-hch@lst.de>
User-agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0

On 08.08.2019 19:00, Christoph Hellwig wrote:

Ther is no need to go through dma_common_mmap for the arm-nommu


   There. :-)

dma mmap implementation as the only possible memory not handled above
could be that from the per-device coherent pool.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>

[...]

MBR, Sergei

References:
- remove default fallbacks in dma_map_ops v3
  - From: Christoph Hellwig
- [PATCH 6/8] arm-nommu: call dma_mmap_from_dev_coherent directly
  - From: Christoph Hellwig

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