From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexei Starovoitov Subject: Re: [PATCH bpf-next v2 01/11] bpf: adding bpf_xdp_adjust_tail helper Date: Wed, 18 Apr 2018 09:56:40 -0700 Message-ID: <20180418165638.pqsty6cummyw74xi@ast-mbp> References: <20180418042951.17183-1-tehnerd@tehnerd.com> <20180418042951.17183-2-tehnerd@tehnerd.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Alexei Starovoitov , Daniel Borkmann , netdev@vger.kernel.org To: "Nikita V. Shirokov" Return-path: Received: from mail-pl0-f42.google.com ([209.85.160.42]:46263 "EHLO mail-pl0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751123AbeDRQ4n (ORCPT ); Wed, 18 Apr 2018 12:56:43 -0400 Received: by mail-pl0-f42.google.com with SMTP id 59-v6so1463784plc.13 for ; Wed, 18 Apr 2018 09:56:43 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20180418042951.17183-2-tehnerd@tehnerd.com> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, Apr 17, 2018 at 09:29:41PM -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. > --- your SOB is now missing in all patches.