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From: Stephen Hemminger <stephen@networkplumber.org>
To: anuradhak@cumulusnetworks.com
Cc: davem@davemloft.net, sfeldma@gmail.com, netdev@vger.kernel.org,
	roopa@cumulusnetworks.com, gospo@cumulusnetworks.com,
	wkok@cumulusnetworks.com
Subject: Re: [RFC PATCH net-next v3 1/4] net core: Add IFF_PROTO_DOWN support.
Date: Wed, 29 Apr 2015 15:13:36 -0700	[thread overview]
Message-ID: <20150429151336.0d6d8aab@urahara> (raw)
In-Reply-To: <1430156304-13187-2-git-send-email-anuradhak@cumulusnetworks.com>

On Mon, 27 Apr 2015 10:38:21 -0700
anuradhak@cumulusnetworks.com wrote:

> From: Anuradha Karuppiah <anuradhak@cumulusnetworks.com>
> 
> This patch introduces an IFF_PROTO_DOWN flag that can be used by
> user space applications to notify drivers that errors have been
> detected on the device.
> 
> Signed-off-by: Anuradha Karuppiah <anuradhak@cumulusnetworks.com>
> Signed-off-by: Andy Gospodarek <gospo@cumulusnetworks.com>
> Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
> Signed-off-by: Wilson Kok <wkok@cumulusnetworks.com>

I worry that adding another bit to an already complex state API
will break userspace.

There are lots of things besides iproute2 which look at those
flags including routing daemons (quagga), network manager, netplugd,
and switch controllers.

  parent reply	other threads:[~2015-04-29 22:13 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-27 17:38 [RFC PATCH net-next v3 1/4] net core: Add IFF_PROTO_DOWN support anuradhak
2015-04-28  6:05 ` Scott Feldman
2015-04-28 15:45   ` Anuradha Karuppiah
2015-04-29 22:13 ` Stephen Hemminger [this message]
2015-04-29 23:07   ` Anuradha Karuppiah
2015-04-29 23:25     ` Anuradha Karuppiah
2015-04-29 23:33       ` Stephen Hemminger
2015-04-30  0:16         ` Anuradha Karuppiah

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