netdev - Re: [PATCH net-next 3/3] net/sched: Introduce act

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Message-ID: <20160823173349.2b64b466@griffin>
Date:   Tue, 23 Aug 2016 17:33:49 +0200
From:   Jiri Benc <jbenc@...hat.com>
To:     Amir Vadai <amir@...ai.me>
Cc:     Or Gerlitz <gerlitz.or@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Linux Netdev List <netdev@...r.kernel.org>,
        John Fastabend <john.r.fastabend@...el.com>,
        Jiri Pirko <jiri@...lanox.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Or Gerlitz <ogerlitz@...lanox.com>,
        Hadar Har-Zion <hadarh@...lanox.com>
Subject: Re: [PATCH net-next 3/3] net/sched: Introduce act_iptunnel

On Tue, 23 Aug 2016 18:28:05 +0300, Amir Vadai wrote:
> On Mon, Aug 22, 2016 at 08:51:37PM +0200, Jiri Benc wrote:
> > 2. We may run into problems like tx path seeing the metadata_dst that
> >    it should not see. This means either this situation or such
> >    configuration must be prevented somehow.
[...]
> Anyway, this issue is orthogonal to this patchset...

Not really. If it's indeed (2) then such configuration needs to be
rejected. Or metadata_dst freed at an appropriate place. Thus it's
something that needs to be handled by this patchset before the uAPI is
set in stone.

 Jiri