Subject: Re: [PATCH net-next 4/4] net: add dedicated kmem_cache for typical/small skb->head

From: Jakub Kicinski <[email-masked]>
Date: Thu, 2 Feb 2023 21:11:05 -0800

On Thu,  2 Feb 2023 18:58:01 +0000 Eric Dumazet wrote:
> +/* We want SKB_SMALL_HEAD_CACHE_SIZE to not be a power of two. */

Why is that?  Is it to prevent potential mixing up of objects from 
the cache with objects from general slabs (since we only do a
end_offset == SKB_SMALL_HEAD_HEADROOM check)?