netdev - Re: [PATCH 1/2] vxlan fdb replace an existing entry

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Message-ID: <20130711085638.75690edf@nehalam.linuxnetplumber.net>
Date:	Thu, 11 Jul 2013 08:56:38 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Thomas Richter <tmricht@...ux.vnet.ibm.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] vxlan fdb replace an existing entry

On Thu, 11 Jul 2013 12:28:19 +0200
Thomas Richter <tmricht@...ux.vnet.ibm.com> wrote:

> Add support to replace an existing entry found in the
> vxlan fdb database. The entry in question is identified
> by its unicast mac address and the destination information
> is changed. If the entry is not found, it is added in the
> forwarding database. This is similar to changing an entry
> in the neighbour table.
> 
> Multicast mac addresses can not be changed with the replace
> option.
> 
> This is useful for virtual machine migration when the
> destination of a target virtual machine changes. The replace
> feature can be used instead of delete followed by add.
> 
> Signed-off-by: Thomas Richter <tmricht@...ux.vnet.ibm.com>
> ---
>  drivers/net/vxlan.c | 40 +++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 39 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
> index 227b54a..17681c6 100644
> --- a/drivers/net/vxlan.c
> +++ b/drivers/net/vxlan.c
> @@ -42,7 +42,7 @@
>  #include <net/net_namespace.h>
>  #include <net/netns/generic.h>
>  
> -#define VXLAN_VERSION	"0.1"
> +#define VXLAN_VERSION	"0.1tmr3"

I am ok with everything but the weird version string.
Just make it 0.2 or 0.1.1 if you need it
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