From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: [PATCH] Allow LAPB users know which data were actually sent. Date: Thu, 17 Mar 2011 23:55:32 +0000 Message-ID: <20110317235532.44c0e202@lxorguk.ukuu.org.uk> References: <1300400422-8820-1-git-send-email-slapin@ossfans.org> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1300400422-8820-1-git-send-email-slapin@ossfans.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Sergey Lapin Cc: linux-x25@vger.kernel.org, linux-kernel@vger.kernel.org On Thu, 17 Mar 2011 18:20:22 -0400 Sergey Lapin wrote: > Normally, when LAPB is transport layer for X.25 protocol, > internal mechanics of X.25 knows wheather data were actually > received by peer. But for non-X.25 protocols which use LAPB > as data reliability layer, it is important to have some way > to know what was actually sent, so we add transmit indication. Looks sensible but your patch doesn't add a user for it so what is it needed for ?