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Re: [PATCH 00/14] DMA-mapping framework redesign preparation

To: Marek Szyprowski <>
Subject: Re: [PATCH 00/14] DMA-mapping framework redesign preparation
From: Arnd Bergmann <>
Date: Fri, 24 Feb 2012 15:48:59 +0000
Cc:, Benjamin Herrenschmidt <>, Thomas Gleixner <>, Andrew Morton <>, Stephen Rothwell <>,,,,,,,,,,,,,, Jonathan Corbet <>, Kyungmin Park <>, Andrzej Pietrasiewicz <>
In-reply-to: <>
References: <>
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On Friday 23 December 2011, Marek Szyprowski wrote:
> The solution we found is to introduce a new public dma mapping functions
> with additional attributes argument: dma_alloc_attrs and
> dma_free_attrs(). This way all different kinds of architecture specific
> buffer mappings can be hidden behind the attributes without the need of
> creating several versions of dma_alloc_ function.

Since the patches are now in linux-next, we should make sure that they
can actually get merged into 3.4.

I've looked at all the patches again and found them to be straightforward
and helpful, I hope we can get them merged next time. Please add my

Reviewed-by: Arnd Bergmann <>

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