Re: [PATCH net-next v15 00/10] net: phy_port: SFP modules representation and phy_port listing

Maxime Chevallier <[email protected]> Tue, 4 Aug 2026 09:21:33 +0200
Newsgroups gmane.linux.network,gmane.linux.kernel
Message-ID <[email protected]>
Hi,

On 8/3/26 23:04, Jakub Kicinski wrote:
> On Sat,  1 Aug 2026 09:43:21 +0200 Maxime Chevallier wrote:
>> Here's V15 for the phy_port improved SFP support and netlink interface.
> 
> Breaks YNL build:
> 
>   In file included from ethtool-user.c:10:
>   ethtool-user.h:8523:42: error: field 'obj' has incomplete type
>    8523 |         struct ethtool_port_get_rsp_dump obj __attribute__((aligned(8)));
>         |                                          ^~~
>   ethtool-user.c: In function 'ethtool_port_get_dump':
>   ethtool-user.c:8833:18: error: 'ethtool_port_get_rsp_dump_parse' undeclared
>         (first use in this function); did you mean 'ethtool_port_get_rsp_parse'?
>   ethtool-user.c:8847:19: error: returning 'void *' from a function with return
>         type 'int' makes integer from pointer without a cast
>   ethtool-user.c:8851:16: error: returning 'void *' from a function with return
>         type 'int' makes integer from pointer without a cast
>   make[1]: *** [Makefile:52: ethtool-user.o] Error 1
>   make: *** [Makefile:57: ../generated/protos.a] Error 2
> 
> You need to specify the reply for dump, I didn't check if it matches do
> but if it does:

Ah correct, that's my bad I disabled ynl build temporarily as it doesn't
play well with cross-compile, let me fix this issue and see what I can
do with the ynl build in itself

Maxime

> 
> --- a/Documentation/netlink/specs/ethtool.yaml
> +++ b/Documentation/netlink/specs/ethtool.yaml
> @@ -2896,12 +2896,12 @@ c-version-name: ethtool-genl-version
>  
>        attribute-set: port
>  
> -      do: &port-get-op
> +      do:
>          request:
>            attributes:
>              - header
>              - id
> -        reply:
> +        reply: &port-get-op-reply
>            attributes:
>              - header
>              - id
> @@ -2913,6 +2913,7 @@ c-version-name: ethtool-genl-version
>          request:
>            attributes:
>              - header
> +        reply: *port-get-op-reply
>  
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>    list: