netdev - Re: [NET 00/02]: MACVLAN driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20070619090027.3312f2cf@localhost.localdomain>
Date:	Tue, 19 Jun 2007 09:00:27 -0700
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	Patrick McHardy <kaber@...sh.net>
Subject: Re: [NET 00/02]: MACVLAN driver

On Tue, 19 Jun 2007 15:08:41 +0200 (MEST)
Patrick McHardy <kaber@...sh.net> wrote:

> These patches add a rewritten version of Ben's macvlan driver, which
> allows to create virtual ethernet devices. The underlying device is
> put in promiscous mode and packets are demuxed based on MAC address.
> It behaves similar to bridge devices in that packets are visible on
> the real device before delivery to the macvlan driver. The driver
> supports all features of the underlying device except VLAN
> acceleration, this is currently very hard to support. I might look
> into this in the future.
> 
> The main downside of this driver is that it adds another hook in
> netif_receive_skb, unfortunately that is unavoidable. When not
> compiled in the hook vanishes of course.
> 
> Usage is simple:
> 
> # ip link add link eth0 type macvlan
> 
> Will create a macvlan0 device with a random MAC address on top of
> eth0. No iproute patches are required.
> 
> 
> Please apply, thanks.
> 

Looks good. I have some changes to allow devices with multiple MAC addresses
(never finished).  This device could use that.
-- 
Stephen Hemminger <shemminger@...ux-foundation.org>
-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html