netdev - Re: [PATCH net-next v7 0/4] net: Introduce protodown flag.

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Message-ID: <20150715190030.GA504@gospo.home.greyhouse.net>
Date:	Wed, 15 Jul 2015 15:00:31 -0400
From:	Andy Gospodarek <gospo@...ulusnetworks.com>
To:	Scott Feldman <sfeldma@...il.com>
Cc:	Anuradha Karuppiah <anuradhak@...ulusnetworks.com>,
	"David S. Miller" <davem@...emloft.net>,
	Netdev <netdev@...r.kernel.org>,
	Roopa Prabhu <roopa@...ulusnetworks.com>,
	Wilson Kok <wkok@...ulusnetworks.com>
Subject: Re: [PATCH net-next v7 0/4] net: Introduce protodown flag.

On Wed, Jul 15, 2015 at 11:29:55AM -0700, Scott Feldman wrote:
[...]
> 
> On the iproute2 part, do we expect users to manually toggle this flag
> from the cmdline?  Seems kind of weird to walk up to a box and say "ip
> link set dev DEV protodown on".  Isn't this more intended for external
> agents (i.e. MLAG) to toggle?  I guess if there is a netlink attr for
> the flag, there should be a user-interface.  But it seems like it'll
> be a source of confusion for 99.999% of the users out there that
> wonder what this knob does.

I would want to have it in iproute2 the event that I killed an app that
set this flag for me.  This would allow me to clear the bit and use the
interface as I pleased.  I would not want to have to reboot just to use
my device again.

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