From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Subject: Re: [PATCH bpf-next v3 01/11] bpf: adding bpf_xdp_adjust_tail helper
Date: Wed, 18 Apr 2018 10:01:07 -0700
Message-ID: <20180418170106.35jsbmpvt72r5stb@ast-mbp>
References: <20180418044223.17685-1-tehnerd@tehnerd.com>
 <20180418044223.17685-2-tehnerd@tehnerd.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Cc: Alexei Starovoitov <ast@kernel.org>,
        Daniel Borkmann <daniel@iogearbox.net>, netdev@vger.kernel.org
To: "Nikita V. Shirokov" <tehnerd@tehnerd.com>
Return-path: <netdev-owner@vger.kernel.org>
Received: from mail-pl0-f41.google.com ([209.85.160.41]:37759 "EHLO
        mail-pl0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1751047AbeDRRBL (ORCPT
        <rfc822;netdev@vger.kernel.org>); Wed, 18 Apr 2018 13:01:11 -0400
Received: by mail-pl0-f41.google.com with SMTP id f7-v6so1485196plr.4
        for <netdev@vger.kernel.org>; Wed, 18 Apr 2018 10:01:10 -0700 (PDT)
Content-Disposition: inline
In-Reply-To: <20180418044223.17685-2-tehnerd@tehnerd.com>
Sender: netdev-owner@vger.kernel.org
List-ID: <netdev.vger.kernel.org>

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@tehnerd.com>

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

patches look great. thanks!