netdev - Re: [PATCHv2 net-next] vxlan: add ttl inherit support

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Date:   Tue, 17 Apr 2018 15:16:27 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     liuhangbin@...il.com
Cc:     netdev@...r.kernel.org, jbenc@...hat.com, lucien.xin@...il.com,
        sbrivio@...hat.com
Subject: Re: [PATCHv2 net-next] vxlan: add ttl inherit support

From: Hangbin Liu <liuhangbin@...il.com>
Date: Tue, 17 Apr 2018 20:52:54 +0800

> Like tos inherit, ttl inherit should also means inherit the inner protocol's
> ttl values, which actually not implemented in vxlan yet.
> 
> But we could not treat ttl == 0 as "use the inner TTL", because that would be
> used also when the "ttl" option is not specified and that would be a behavior
> change, and breaking real use cases.
> 
> So add a different attribute IFLA_VXLAN_TTL_INHERIT when "ttl inherit" is
> specified.
> 
> ---
> v2: As suggested by Stefano, clean up function ip_tunnel_get_ttl().
> 
> Suggested-by: Jiri Benc <jbenc@...hat.com>
> Signed-off-by: Hangbin Liu <liuhangbin@...il.com>

I already applied V1 of your patch.

Furthermore, this commit message would cause your signoffs and other tags
to be removed due to the "---" deliminator.

I generally encourage people to leave the change history text _in_ the
commit message anyways.  It is useful information for the future.