Subject: Re: [PATCH net-next] net: generalize calculation of skb extensions length

From: Jakub Kicinski <[email-masked]>
Date: Wed, 23 Aug 2023 07:53:18 -0700

On Wed, 23 Aug 2023 10:14:48 +0200 (GMT+02:00) [email-masked]
wrote:
> > Could you include more info about the compiler versions you tried
> > and maybe some objdump? We'll have to take your word for it getting
> > optimized out, would be great if we had more proof in the commit msg.
> > --
> > pw-bot: cr  
> 
> Thanks for the feedback.
> I'll send a v2 with more background soon.
> 
> On the other hand this function is only ever
> executed once, so even if it is slightly inefficient
> it shouldn't matter.

Oh you're right, somehow I thought it was for every alloc.
You can mention it's only run at init in the commit msg if 
that's easier.