linux-kernel - Re: [PATCH v2 6/8] docs: dma-api: clarify DMA addressing limitations

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Message-ID: <0e66cd54-fd37-40d6-8a22-b191938bf53f@infradead.org>
Date: Sat, 28 Jun 2025 11:58:53 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Petr Tesarik <ptesarik@...e.com>, Jonathan Corbet <corbet@....net>,
 Robin Murphy <robin.murphy@....com>,
 Marek Szyprowski <m.szyprowski@...sung.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>, Keith Busch
 <kbusch@...nel.org>, Jens Axboe <axboe@...nel.dk>,
 Bagas Sanjaya <bagasdotme@...il.com>,
 "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
 open list <linux-kernel@...r.kernel.org>,
 "open list:MEMORY MANAGEMENT" <linux-mm@...ck.org>
Subject: Re: [PATCH v2 6/8] docs: dma-api: clarify DMA addressing limitations



On 6/27/25 3:10 AM, Petr Tesarik wrote:
> Move the description of DMA mask from the documentation of dma_map_single()
> to Part Ic - DMA addressing limitations and improve the wording.
> 
> Explain when a mask setting function may fail, and do not repeat this
> explanation for each individual function.
> 
> Clarify which device parameters are updated by each mask setting function.
> 
> Signed-off-by: Petr Tesarik <ptesarik@...e.com>
> Reviewed-by: Bagas Sanjaya <bagasdotme@...il.com>

Tested-by: Randy Dunlap <rdunlap@...radead.org>

Thanks.

> ---
>  Documentation/core-api/dma-api.rst | 35 +++++++++++++++---------------
>  1 file changed, 18 insertions(+), 17 deletions(-)

-- 
~Randy