Re: [PATCH 01/10] bridge: multicast to unicast

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Thu, Feb 14, 2019 at 11:24:27AM +0100, Linus Walleij wrote:
> From: Felix Fietkau <nbd@nbd.name>
> 
> Implements an optional, per bridge port flag and feature to deliver
> multicast packets to any host on the according port via unicast
> individually. This is done by copying the packet per host and
> changing the multicast destination MAC to a unicast one accordingly.
> 
> multicast-to-unicast works on top of the multicast snooping feature of
> the bridge. Which means unicast copies are only delivered to hosts which
> are interested in it and signalized this via IGMP/MLD reports
> previously.
> 
> This feature is intended for interface types which have a more reliable
> and/or efficient way to deliver unicast packets than broadcast ones
> (e.g. wifi).
> 
> However, it should only be enabled on interfaces where no IGMPv2/MLDv1
> report suppression takes place. This feature is disabled by default.
> 
> The initial patch and idea is from Felix Fietkau.
> 
> Signed-off-by: Felix Fietkau <nbd@nbd.name>
> [linus.luessing@c0d3.blue: various bug + style fixes, commit message]
> Signed-off-by: Linus Lüssing <linus.luessing@c0d3.blue>
> Reviewed-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
> Signed-off-by: David S. Miller <davem@davemloft.net>
> ---
>  include/linux/if_bridge.h    |  1 +
>  include/uapi/linux/if_link.h |  1 +
>  net/bridge/br_forward.c      | 39 +++++++++++++++-
>  net/bridge/br_mdb.c          |  2 +-
>  net/bridge/br_multicast.c    | 90 ++++++++++++++++++++++++++----------
>  net/bridge/br_netlink.c      |  5 ++
>  net/bridge/br_private.h      |  3 +-
>  net/bridge/br_sysfs_if.c     |  2 +
>  8 files changed, 114 insertions(+), 29 deletions(-)

What is the git commit id of this patch upstream?  I need that on the
patches themselves.

thanks,

greg k-h