Subject: Re: [PATCH net-next 0/3] netlink: add variable-length / auto integers

From: Jakub Kicinski <[email-masked]>
Date: Fri, 20 Oct 2023 15:35:14 -0700

On Wed, 18 Oct 2023 14:39:18 -0700 Jakub Kicinski wrote:
> Add netlink support for "common" / variable-length / auto integers
> which are carried at the message level as either 4B or 8B depending
> on the exact value. This saves space and will hopefully decrease
> the number of instances where we realize that we needed more bits
> after uAPI is set is stone. It also loosens the alignment requirements,
> avoiding the need for padding.
> 
> This mini-series is a fuller version of the previous RFC:
> https://lore.kernel.org/netdev/[email-masked]/
> No user included here. I have tested (and will use) it
> in the upcoming page pool API but the assumption is that
> it will be widely applicable. So sending without a user.

For the record looks like DaveM merged this last night.