netdev - Re: [PATCH net-next] bpf: add additional verifier tests for BPF_PROG_TYPE_LWT

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Message-ID: <20161205163329.GA79989@ast-mbp.thefacebook.com>
Date:   Mon, 5 Dec 2016 08:33:31 -0800
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Thomas Graf <tgraf@...g.ch>
Cc:     davem@...emloft.net, netdev@...r.kernel.org, daniel@...earbox.net
Subject: Re: [PATCH net-next] bpf: add additional verifier tests for
 BPF_PROG_TYPE_LWT_*

On Mon, Dec 05, 2016 at 10:30:52AM +0100, Thomas Graf wrote:
>  - direct packet read is allowed for LWT_*
>  - direct packet write for LWT_IN/LWT_OUT is prohibited
>  - direct packet write for LWT_XMIT is allowed
>  - access to skb->tc_classid is prohibited for LWT_*
> 
> Signed-off-by: Thomas Graf <tgraf@...g.ch>
> Acked-by: Daniel Borkmann <daniel@...earbox.net>

Nice! Thanks for the test.
Acked-by: Alexei Starovoitov <ast@...nel.org>