netdev - Re: [PATCH net-next 03/20] net: Add ndo_queue

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Message-ID: <32b82a8f-2c81-41ee-804d-83ee847a27f0@davidwei.uk>
Date: Tue, 23 Sep 2025 08:58:03 -0700
From: David Wei <dw@...idwei.uk>
To: Stanislav Fomichev <stfomichev@...il.com>,
 Daniel Borkmann <daniel@...earbox.net>
Cc: netdev@...r.kernel.org, bpf@...r.kernel.org, kuba@...nel.org,
 davem@...emloft.net, razor@...ckwall.org, pabeni@...hat.com,
 willemb@...gle.com, sdf@...ichev.me, john.fastabend@...il.com,
 martin.lau@...nel.org, jordan@...fe.io, maciej.fijalkowski@...el.com,
 magnus.karlsson@...el.com
Subject: Re: [PATCH net-next 03/20] net: Add ndo_queue_create callback

On 2025-09-22 09:04, Stanislav Fomichev wrote:
> On 09/19, Daniel Borkmann wrote:
>> From: David Wei <dw@...idwei.uk>
>>
>> Add ndo_queue_create() to netdev_queue_mgmt_ops that will create a new
>> rxq specifically for mapping to a real rxq. The intent is for only
>> virtual netdevs i.e. netkit and veth to implement this ndo. This will
>> be called from ynl netdev fam bind-queue op to atomically create a
>> mapped rxq and bind it to a real rxq.
>>
>> Signed-off-by: David Wei <dw@...idwei.uk>
>> Co-developed-by: Daniel Borkmann <daniel@...earbox.net>
>> Signed-off-by: Daniel Borkmann <daniel@...earbox.net>
>> ---
>>   include/net/netdev_queues.h | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/include/net/netdev_queues.h b/include/net/netdev_queues.h
>> index cd00e0406cf4..6b0d2416728d 100644
>> --- a/include/net/netdev_queues.h
>> +++ b/include/net/netdev_queues.h
>> @@ -149,6 +149,7 @@ struct netdev_queue_mgmt_ops {
>>   						  int idx);
>>   	struct device *		(*ndo_queue_get_dma_dev)(struct net_device *dev,
>>   							 int idx);
>> +	int			(*ndo_queue_create)(struct net_device *dev);
> 
> kdoc is missing

Will add. This was meant to be an RFC so I didn't write one - then it
became a proper patchset.