netdev - Re: [PATCH 0/3] macvlan: add vepa and bridge mode

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Date:	Tue, 17 Nov 2009 23:56:41 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-kernel@...r.kernel.org,
	Jens Osterkamp <jens@...ux.vnet.ibm.com>
Cc:	netdev@...r.kernel.org, David Miller <davem@...emloft.net>,
	Stephen Hemminger <shemminger@...tta.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Patrick McHardy <kaber@...sh.net>,
	Patrick Mullaney <pmullaney@...ell.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Edge Virtual Bridging <evb@...oogroups.com>,
	Anna Fischer <anna.fischer@...com>,
	bridge@...ts.linux-foundation.org,
	Gerhard Stenzel <gerhard.stenzel@...ibm.com>,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH 0/3] macvlan: add vepa and bridge mode

Sorry, I used the wrong address for the virtualization mailing list
at first. Please correct this to <virtualization@...ts.linux-foundation.org>
when replying to the other mails.

For people only subscribed to virtualization, you can find the actual
patches at
http://patchwork.kernel.org/patch/60810/
http://patchwork.kernel.org/patch/60811/
http://patchwork.kernel.org/patch/60813/
http://patchwork.kernel.org/patch/60814/

	Arnd <><

On Tuesday 17 November 2009, Arnd Bergmann wrote:
> This is based on an earlier patch from Eric Biederman adding
> forwarding between macvlans. I extended his approach to
> allow the administrator to choose the mode for each macvlan,
> and to implement a functional VEPA between macvlan.
> 
> Still missing from this is support for communication between
> the lower device that the macvlans are based on. This would
> be extremely useful but as others have found out before me
> requires significant changes not only to macvlan but also
> to the common transmit path.
> 
> I've seen one panic during testing this that I still need
> to track down, but it generally does what is advertised.
> I've tested VEPA operation with the hairpin support
> added to the bridge driver by Anna Fischer.
> 
> My current plan is to submit this for inclusion in 2.6.33
> when people are happy with it and I tracked down any
> remaining bugs, and possibly to do the communication with
> the lower device one release later.
> 
> 	Arnd <><
> 
> ---
> 
> Arnd Bergmann (3):
>   macvlan: implement VEPA and private mode
>   macvlan: export macvlan mode through netlink
>   iplink: add macvlan options for bridge mode
> 
> Eric Biederman (1):
>   macvlan: Reflect macvlan packets meant for other macvlan devices
> 
>  linux/drivers/net/macvlan.c   |  170 +++++++++++++++++++++++++++++++++-----
>  linux/include/linux/if_link.h |   15 +++
>  2 files changed, 161 insertions(+), 24 deletions(-)
> 
>  iproute2/include/linux/if_link.h |   15 +++
>  iproute2/ip/Makefile             |    3 +-
>  iproute2/ip/iplink_macvlan.c     |   93 ++++++++++++++++++
>  3 files changed, 110 insertions(+), 1 deletions(-)
>  create mode 100644 ip/iplink_macvlan.c
> 

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