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Date:   Thu, 17 Dec 2020 18:30:31 -0700
From:   David Ahern <dsahern@...il.com>
To:     Alexander Duyck <alexander.duyck@...il.com>,
        Jason Gunthorpe <jgg@...dia.com>
Cc:     Saeed Mahameed <saeed@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Leon Romanovsky <leonro@...dia.com>,
        Netdev <netdev@...r.kernel.org>, linux-rdma@...r.kernel.org,
        David Ahern <dsahern@...nel.org>,
        Jacob Keller <jacob.e.keller@...el.com>,
        Sridhar Samudrala <sridhar.samudrala@...el.com>,
        "Ertman, David M" <david.m.ertman@...el.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Kiran Patil <kiran.patil@...el.com>,
        Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [net-next v4 00/15] Add mlx5 subfunction support

On 12/16/20 3:53 PM, Alexander Duyck wrote:
> The problem in my case was based on a past experience where east-west
> traffic became a problem and it was easily shown that bypassing the
> NIC for traffic was significantly faster.

If a deployment expects a lot of east-west traffic *within a host* why
is it using hardware based isolation like a VF. That is a side effect of
a design choice that is remedied by other options.

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