netdev - Re: [net-next v2] ipv6: sr: update the struct ipv6_sr

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Message-Id: <20171116.105027.1107409363025738316.davem@davemloft.net>
Date:   Thu, 16 Nov 2017 10:50:27 +0900 (KST)
From:   David Miller <davem@...emloft.net>
To:     amsalam20@...il.com
Cc:     david.lebrun@...ouvain.be, netdev@...r.kernel.org,
        ecree@...arflare.com
Subject: Re: [net-next v2] ipv6: sr: update the struct ipv6_sr_hdr

From: Ahmed Abdelsalam <amsalam20@...il.com>
Date: Wed, 15 Nov 2017 15:34:23 +0100

> The IPv6 Segment Routing Header (SRH) format has been updated (revision 6
> of the SRH ietf draft). The update includes the following SRH fields:
> 
> (1) The "First Segment" field changed to be "Last Entry" which contains
> the index, in the Segment List, of the last element of the Segment List.
> 
> (2) The 16 bit "reserved" field now is used as a "tag" which tags a packet
> as part of a class or group of packets, e.g.,packets sharing the same
> set of properties.
> 
> This patch updates the struct ipv6_sr_hdr, so it complies with the updated
> SRH draft. The 16 bit "reserved" field is changed to be "tag", In addition
> a comment is added to the "first_segment" field, showing that it represents
> the "Last Entry" field of the SRH.
> 
> Signed-off-by: Ahmed Abdelsalam <amsalam20@...il.com>

Applied.