Re: [PATCH v2 2/2] dma-contiguous: Use fallback alloc_pages for single pages

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Subject: Re: [PATCH v2 2/2] dma-contiguous: Use fallback alloc_pages for single pages
From: Christoph Hellwig <hch@xxxxxx>
Date: Sun, 25 Aug 2019 03:10:25 +0200
Cc: Nicolin Chen <nicoleotsuka@xxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, linux-mmc <linux-mmc@xxxxxxxxxxxxxxx>, Ulf Hansson <ulf.hansson@xxxxxxxxxx>, Adrian Hunter <adrian.hunter@xxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>, vdumpa@xxxxxxxxxx, Russell King <linux@xxxxxxxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Will Deacon <will.deacon@xxxxxxx>, Chris Zankel <chris@xxxxxxxxxx>, Max Filippov <jcmvbkbc@xxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Tony Lindgren <tony@xxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>, Thierry Reding <treding@xxxxxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, iamjoonsoo.kim@xxxxxxx, Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>, linux-arm-kernel <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, linux-xtensa@xxxxxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx
In-reply-to: <CAK7LNAQfYBCoChMV=MOwcUyVoqRkrPWs7DaWdzDqjBe18gGiAQ@mail.gmail.com>
User-agent: Mutt/1.5.17 (2007-11-01)

On Fri, Aug 23, 2019 at 09:56:52PM +0900, Masahiro Yamada wrote:
> + linux-mmc, Ulf Hansson, Adrian Hunter,
> 
> 
> ADMA of SDHCI is not working
> since bd2e75633c8012fc8a7431c82fda66237133bf7e

Does it work for you with this commit:

http://git.infradead.org/users/hch/dma-mapping.git/commitdiff/90ae409f9eb3bcaf38688f9ec22375816053a08e

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References:
- Re: [PATCH v2 2/2] dma-contiguous: Use fallback alloc_pages for single pages
  - From: Masahiro Yamada

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