linux-kernel - Re: [PATCH net-next v4 1/5] page_pool: frag API support for 32-bit arch with 64-bit DMA

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Message-ID: <2eb57144-1e51-239b-07b2-b6b3737e7497@huawei.com>
Date:   Wed, 14 Jun 2023 20:15:48 +0800
From:   Yunsheng Lin <linyunsheng@...wei.com>
To:     Alexander Lobakin <aleksander.lobakin@...el.com>
CC:     <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        Alexander Duyck <alexander.duyck@...il.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Leon Romanovsky <leon@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>,
        <linux-rdma@...r.kernel.org>
Subject: Re: [PATCH net-next v4 1/5] page_pool: frag API support for 32-bit
 arch with 64-bit DMA

On 2023/6/14 18:52, Alexander Lobakin wrote:
> From: Yunsheng Lin <linyunsheng@...wei.com>
> Date: Wed, 14 Jun 2023 11:36:28 +0800
> 
>> On 2023/6/13 21:30, Alexander Lobakin wrote:
>>> From: Yunsheng Lin <linyunsheng@...wei.com>
>>> Date: Mon, 12 Jun 2023 21:02:52 +0800
> 
> [...]
> 
>>> I addressed this in my series, which I hope will land soon after yours
>>> (sending new revision in 24-48 hours), so you can leave it as it is. Or
>>> otherwise you can pick my solution (or come up with your own :D).
>>
>> Do you mean by removing "#include <linux/dma-direction.h>" as dma-mapping.h
>> has included dma-direction.h?
> 
> By "I addressed" I meant that I dropped including page_pool.h from
> skbuff.h, as I also had to include dma-mapping.h to page_pool.h and this
> implied that half of the kernel started including dma-mapping.h as well
> for no profit.

I see, thank for the explanation.
I perfer that you can continue with that effort if that is ok.