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From: David Ahern <dsa@cumulusnetworks•com>
To: Sowmini Varadhan <sowmini05@gmail•com>,
	Florian Fainelli <f.fainelli@gmail•com>
Cc: netdev <netdev@vger•kernel.org>,
	"David Miller" <davem@davemloft•net>,
	andrew@lunn•ch, linux@roeck-us•net,
	"Jiří Pírko" <jiri@resnulli•us>,
	sfeldma@gmail•com
Subject: Re: [PATCH RFC 0/5] net: L2 only interfaces
Date: Tue, 25 Aug 2015 16:52:18 -0700	[thread overview]
Message-ID: <55DCFFB2.1030100@cumulusnetworks.com> (raw)
In-Reply-To: <CACP96tSxYyWUhAeXTzc49P4Wk3Lr6mr1MMm_7pZQoK4iEdQ5sg@mail.gmail.com>

On 8/25/15 4:44 PM, Sowmini Varadhan wrote:
> On Tue, Aug 25, 2015 at 3:50 PM, Florian Fainelli <f.fainelli@gmail•com> wrote:
>> Hi all,
>>
>> This patch series implements a L2 only interface concept which basically denies
>> any kind of IP address configuration on these interfaces, but still allows them
>> to be used as configuration end-points to keep using ethtool and friends.
>>
>
> This is a very interesting idea. A few questions/thoughts: will there
> be any eventual restrictions on which types interfaces can be L2_ONLY?
> Ideally, it should be possible to let interfaces wink in/out of L2 only
> state administratively (as can be done on a typical router, after unwinding
> existing config as needed)
>
> I'm assuming something will prevent an L2-only interface from being
> part of a vrf.

The VRF driver can check the device when the enslave request happens.

  reply	other threads:[~2015-08-25 23:52 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-25 22:50 [PATCH RFC 0/5] net: L2 only interfaces Florian Fainelli
2015-08-25 22:50 ` [PATCH RFC 1/5] net: add IFF_L2_ONLY flag Florian Fainelli
2015-08-25 22:50 ` [PATCH RFC 2/5] net: ipv4: Skip in_dev initialization for IFF_L2_ONLY interfaces Florian Fainelli
2015-08-25 22:50 ` [PATCH RFC 3/5] net: ipv6: Skip in6_dev " Florian Fainelli
2015-08-25 22:50 ` [PATCH RFC 4/5] net: dsa: Flag slave network devices with IFF_L2_ONLY Florian Fainelli
2015-08-25 22:50 ` [PATCH RFC 5/5] net: dsa: bcm_sf2: Allow disabling tagging protocol Florian Fainelli
2015-08-26  0:09   ` David Miller
2015-08-25 23:20 ` [PATCH RFC 0/5] net: L2 only interfaces Alexei Starovoitov
2015-08-25 23:24   ` Florian Fainelli
2015-08-25 23:33   ` David Ahern
2015-09-01 17:07   ` Vivien Didelot
2015-08-25 23:24 ` Stephen Hemminger
2015-08-25 23:23   ` Florian Fainelli
2015-08-25 23:44 ` Sowmini Varadhan
2015-08-25 23:52   ` David Ahern [this message]
2015-08-26  0:05     ` Sowmini Varadhan
2015-08-26  0:12 ` David Miller
2015-08-26  4:24   ` Marcel Holtmann
2015-08-26 17:37     ` Florian Fainelli
2015-08-26 17:56       ` Marcel Holtmann
2015-08-26 17:32   ` Florian Fainelli

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