linux-kernel - Re: [PATCH net-next] io_uring/zcrx: fix ifq->if_rxq is -1, get dma

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Message-ID: <d11d3f5d-ab0c-4028-a6e9-5cbf2f2aaec6@gmail.com>
Date: Mon, 15 Sep 2025 16:14:25 +0100
From: Pavel Begunkov <asml.silence@...il.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Feng zhou <zhoufeng.zf@...edance.com>, axboe@...nel.dk,
 almasrymina@...gle.com, dtatulea@...dia.com, io-uring@...r.kernel.org,
 linux-kernel@...r.kernel.org, yangzhenze@...edance.com,
 wangdongdong.6@...edance.com
Subject: Re: [PATCH net-next] io_uring/zcrx: fix ifq->if_rxq is -1, get
 dma_dev is NULL

On 9/12/25 15:22, Jakub Kicinski wrote:
> On Fri, 12 Sep 2025 13:40:06 +0100 Pavel Begunkov wrote:
>> On 9/12/25 09:39, Feng zhou wrote:
>>> From: Feng Zhou <zhoufeng.zf@...edance.com>
>>>
>>> ifq->if_rxq has not been assigned, is -1, the correct value is
>>> in reg.if_rxq.
>>
>> Good catch. Note that the blamed patch was merged via the net tree
>> this time around to avoid conflicts, and the io_uring tree doesn't
>> have it yet. You can repost it adding netdev@...r.kernel.org and
>> the net maintainers to be merged via the net tree. Otherwise it'll
>> have to wait until 6.18-rc1 is out
> 
> If only we had a maintainers entry that makes people automatically
> CC both lists, eh? :\

It's caused by a patch being taken not through the designated tree,
which is fine, but CC wouldn't have prevented from the same
dependency management.

-- 
Pavel Begunkov