netdev - Re: AF_XDP design flaws

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Date:   Thu, 7 Mar 2019 08:51:59 -0800
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Maxim Mikityanskiy <maximmi@...lanox.com>
Cc:     Björn Töpel <bjorn.topel@...il.com>,
        Jonathan Lemon <jonathan.lemon@...il.com>,
        John Fastabend <john.fastabend@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Björn Töpel <bjorn.topel@...el.com>,
        Magnus Karlsson <magnus.karlsson@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Tariq Toukan <tariqt@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Eran Ben Elisha <eranbe@...lanox.com>
Subject: Re: AF_XDP design flaws

On Thu, Mar 07, 2019 at 03:09:33PM +0000, Maxim Mikityanskiy wrote:
> 
>  What I'm concerned of is a security hole this feature opens to the systems not using AF_XDP.

could you please explain the 'security hole' again because I still don't see one.