netdev - Re: [PATCH net-next v4] hv_netvsc: Mark VF as slave before exposing it to user-mode

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Message-ID: <20231118093849.14e36043@kernel.org>
Date: Sat, 18 Nov 2023 09:38:49 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Stephen Hemminger <stephen@...workplumber.org>
Cc: Long Li <longli@...rosoft.com>, "longli@...uxonhyperv.com"
 <longli@...uxonhyperv.com>, KY Srinivasan <kys@...rosoft.com>, Haiyang
 Zhang <haiyangz@...rosoft.com>, Wei Liu <wei.liu@...nel.org>, Dexuan Cui
 <decui@...rosoft.com>, "David S. Miller" <davem@...emloft.net>, Eric
 Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
 "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
 "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next v4] hv_netvsc: Mark VF as slave before exposing
 it to user-mode

On Wed, 15 Nov 2023 08:14:06 -0800 Stephen Hemminger wrote:
> Jakub is right that in an ideal world, this could all be managed by
> userspace. But the management of network devices in Linux is a
> dumpster fire! Every distro invents there own solution, last time
> I counted there were six different tools claiming to be the
> "one network device manager to rule them all". And that doesn't
> include all the custom scripts and vendor appliances.

To be clear, I thought Long Li was saying that the goal is work around
cases where VF is probed before netvsc. That seems like something that
can be prevented by the hypervisor.