Re: [PATCH] Add symlink in /sys/class/net for interface altnames

[Greg Kroah-Hartman]

On Mon, Mar 13, 2023 at 01:49:03PM -0300, Jorge Merlino wrote:
> Currently interface altnames behave almost the same as the interface
> principal name. One difference is that the not have a symlink in
> /sys/class/net as the principal has.
> This was mentioned as a TODO item in the original commit:
> https://lore.kernel.org/netdev/20190719110029.29466-1-jiri@xxxxxxxxxxx
> This patch adds that symlink when an altname is created and removes it
> when the altname is deleted.
> 
> Signed-off-by: Jorge Merlino <jorge.merlino@xxxxxxxxxxxxx>
> ---
>  drivers/base/core.c    | 22 ++++++++++++++++++++++
>  include/linux/device.h |  3 +++
>  net/core/dev.c         | 11 +++++++++++
>  3 files changed, 36 insertions(+)
> 

You also forgot the Documentation/ABI/ update for the new symlink :(