[PATCH 01/13 net-next] net: ipv4: introduce CONFIG_IPV4 to decouple the IPv4 stack

[Fernando Fernandez Mancera]

On 9/10/26 6:56 PM, Sven Eckelmann wrote:
> On Thursday, 10 September 2026 16:48:26 CEST Fernando Fernandez Mancera wrote:
>> diff --git a/net/batman-adv/Kconfig b/net/batman-adv/Kconfig
>> index 58c408b7a7d9..60ad4b09be6e 100644
>> --- a/net/batman-adv/Kconfig
>> +++ b/net/batman-adv/Kconfig
>> @@ -9,6 +9,7 @@
>>   
>>   config BATMAN_ADV
>>          tristate "B.A.T.M.A.N. Advanced Meshing Protocol"
>> +       depends on IPV4
>>          select CRC32
>>          help
>>            B.A.T.M.A.N. (better approach to mobile ad-hoc networking) is
> 
> This doesn't make a lot of sense to me IPV4 is not a requirement for
> batman-adv. Only very specific features will require symbols from IPv4:
> 
> * CONFIG_BATMAN_ADV_BLA
> 
>    - arp_create
> 
> * CONFIG_BATMAN_ADV_DAT
> 
>    - arp_create
> 
> * CONFIG_BATMAN_ADV_MCAST
> 
>    - ip_mc_check_igmp
> 
> 
> Basically things which currently depend on INET in net/batman-adv/Kconfig
> 
> Or am I missing something here?
> 

Yes, you are right. I must re-check all the symbols again. So thank you!

> Regards,
> 	Sven