Re: [PATCH net-next] net: create a dummy net_device allocator

Re: [PATCH net-next] net: create a dummy net_device allocator

[Leon Romanovsky]

On Wed, Mar 27, 2024 at 01:08:04PM -0700, Breno Leitao wrote:
> It is impossible to use init_dummy_netdev together with alloc_netdev()
> as the 'setup' argument.

<...>

> Also, create a helper to allocate and initialize dummy net devices,
> leveraging init_dummy_netdev_core() as the setup argument. 

<...>

> Suggested-by: Jakub Kicinski <kuba@kernel.org>
> Signed-off-by: Breno Leitao <leitao@debian.org>

Exciting read for people who remember this conversation:
"""
> I prefer to see some new wrapper over plain alloc_netdev, which will
> create this dummy netdevice. For example, alloc_dummy_netdev(...).

Nope, no bona fide APIs for hacky uses.
"""
https://lore.kernel.org/linux-rdma/20240311112532.71f1cb35@kernel.org/

Thanks

Re: [PATCH net-next] net: create a dummy net_device allocator

[Jakub Kicinski]

On Tue, 2 Apr 2024 21:01:55 +0300 Leon Romanovsky wrote:
> > Suggested-by: Jakub Kicinski <kuba@kernel.org>
> > Signed-off-by: Breno Leitao <leitao@debian.org>  
> 
> Exciting read for people who remember this conversation:
> """
> > I prefer to see some new wrapper over plain alloc_netdev, which will
> > create this dummy netdevice. For example, alloc_dummy_netdev(...).  
> 
> Nope, no bona fide APIs for hacky uses.
> """
> https://lore.kernel.org/linux-rdma/20240311112532.71f1cb35@kernel.org/

Still my preference, but there's only so many hours in the day
to keep explaining things. I'd rather we made some progress.