netdev - Re: [PATCH net-next 0/9] net: Kernel side filtering for route dumps

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Date:   Thu, 11 Oct 2018 15:32:48 -0400
From:   Sowmini Varadhan <sowmini.varadhan@...cle.com>
To:     David Miller <davem@...emloft.net>
Cc:     dsahern@...il.com, jhs@...atatu.com, stephen@...workplumber.org,
        dsahern@...nel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next 0/9] net: Kernel side filtering for route dumps

Without getting into Ahern's patchset, which he obviously feels 
quite passionately about..

On (10/11/18 12:28), David Miller wrote:
> 
> Once you've composed the message, the whole point of filtering is lost.

it would be nice to apply the filter *before* constructing the skb, 
but afaict most things in BPF today only operate on sk_buffs. How should
we use *BPF on something other than an sk_buff?

--Sowmini