netdev - Re: [PATCH net-next v2 08/15] net: page_pool: add nlspec for basic access to page pools

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Date: Tue, 21 Nov 2023 14:49:31 -0800
From: David Ahern <dsahern@...il.com>
To: Jakub Kicinski <kuba@...nel.org>,
 Willem de Bruijn <willemdebruijn.kernel@...il.com>
Cc: davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
 pabeni@...hat.com, almasrymina@...gle.com, hawk@...nel.org,
 ilias.apalodimas@...aro.org, dtatulea@...dia.com
Subject: Re: [PATCH net-next v2 08/15] net: page_pool: add nlspec for basic
 access to page pools

On 11/21/23 2:00 PM, Jakub Kicinski wrote:
> On Tue, 21 Nov 2023 16:33:25 -0500 Willem de Bruijn wrote:
>>> That does not work for "destroyed" pools. In general, there is
>>> no natural key for a page pool I can think of.  
>>
>> Pools for destroyed devices are attached to the loopback device.
>> If the netns is also destroyed, would it make sense to attach
>> them to the loopback device in the init namespace?
> 
> I remember discussing this somewhere in person... netconf?

I asked why not blackhole_dev for just that problem.