Re: [PATCH] Allow LAPB users know which data were actually sent.

From: Alan Cox
Date: Thu Mar 17 2011 - 19:55:19 EST

On Thu, 17 Mar 2011 18:20:22 -0400
Sergey Lapin <slapin@xxxxxxxxxxx> 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 ?
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