netdev - Re: [PATCH V2 net-next 1/3] ipv6: add the IPV6_FL_F_REFLECT flag to IPV6_FL_A

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Date:	Thu, 16 Jan 2014 15:34:56 +0100
From:	Florent Fourcot <florent.fourcot@...t-bretagne.fr>
To:	Hannes Frederic Sowa <hannes@...essinduktion.org>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH V2 net-next 1/3] ipv6: add the IPV6_FL_F_REFLECT flag
 to IPV6_FL_A_GET

Le 16/01/2014 14:07, Hannes Frederic Sowa a écrit :
> Would it make sense to sync the flowlabel if it changes with the socket, so
> user space can query the label really used? Otherwise I wouldn't even report
> it.

I see at least one use case. In the same way that openssh sets the
tclass field after the SSH session initialization, a software could set
the label after the beginning of the L7 session (and ignoring QoS
priority for non-interactive packet at the beginning).


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