netdev - Re: [PATCH bpf-next v3 01/11] bpf: adding bpf_xdp_adjust

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Message-ID: <20180418170106.35jsbmpvt72r5stb@ast-mbp>
Date:   Wed, 18 Apr 2018 10:01:07 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     "Nikita V. Shirokov" <tehnerd@...nerd.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>, netdev@...r.kernel.org
Subject: Re: [PATCH bpf-next v3 01/11] bpf: adding bpf_xdp_adjust_tail helper

On Tue, Apr 17, 2018 at 09:42:13PM -0700, Nikita V. Shirokov wrote:
> Adding new bpf helper which would allow us to manipulate
> xdp's data_end pointer, and allow us to reduce packet's size
> indended use case: to generate ICMP messages from XDP context,
> where such message would contain truncated original packet.
> 
> Signed-off-by: Nikita V. Shirokov <tehnerd@...nerd.com>

Acked-by: Alexei Starovoitov <ast@...nel.org>

patches look great. thanks!