netdev - Re: [PATCH v3 net-next] openvswitch: include datapath actions with sampled-packet upcall to userspace

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Date:	Mon, 01 Jun 2015 15:05:52 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	neil.mckee@...on.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH v3 net-next] openvswitch: include datapath actions with
 sampled-packet upcall to userspace

From: Neil McKee <neil.mckee@...on.com>
Date: Tue, 26 May 2015 20:59:43 -0700

> If new optional attribute OVS_USERSPACE_ATTR_ACTIONS is added to an
> OVS_ACTION_ATTR_USERSPACE action, then include the datapath actions
> in the upcall.
> 
> This Directly associates the sampled packet with the path it takes
> through the virtual switch. Path information currently includes mangling,
> encapsulation and decapsulation actions for tunneling protocols GRE,
> VXLAN, Geneve, MPLS and QinQ, but this extension requires no further
> changes to accommodate datapath actions that may be added in the
> future.
> 
> Adding path information enhances visibility into complex virtual
> networks.
> 
> Signed-off-by: Neil McKee <neil.mckee@...on.com>

Applied, thanks.
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