netdev - Re: [PATCH RFC 0/2] ethtool: Add actual port speed reporting

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Date:   Thu, 3 Nov 2016 09:02:49 +0200
From:   Or Gerlitz <gerlitz.or@...il.com>
To:     Gal Pressman <galp@...lanox.com>
Cc:     Linux Netdev List <netdev@...r.kernel.org>,
        "John W. Linville" <linville@...driver.com>,
        Vidya Sagar Ravipati <vidya@...ulusnetworks.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        David Decotigny <decot@...glers.com>,
        Ben Hutchings <ben@...adent.org.uk>
Subject: Re: [PATCH RFC 0/2] ethtool: Add actual port speed reporting

On Wed, Nov 2, 2016 at 5:35 PM, Gal Pressman <galp@...lanox.com> wrote:

> In some cases such as virtual machines and multi functions (SR-IOV), the actual
> bandwidth exposed for each machine is not accurately shown in ethtool.

You mean that if you rate-limit a VF from the host they will be able
to actually query that
and report it to their OS?