On Sat, Jan 23, 2016 at 07:06:22PM +0000, Russell King - ARM Linux wrote:
> On Sat, Jan 23, 2016 at 07:15:26PM +0100, Andrew Lunn wrote:
> > Thanks for digging into this.
>
> I hope you saw v2, which is functionally identical.
No, not yet. I will go look for it.
> > I think this is a step towards a solution, but does not solve all the
> > problems.
> >
> > e.g. I have a switch interface lan0 with the IP address
> > 192.168.10.2. I can ping this address from another host. I then take
> > the IP address off the interface, create a br0 device, add lan0 to the
> > bridge, and put 192.168.10.2 onto the bridge. I should be able to then
> > ping the address. But it does not work.
>
> That works for me. Maybe it's differences in the switch device? I
> seem to remember you said your switch was an older generation than
> mine (88E6176).
I'm testing on a 6172. But 6172 and 6176 are both in the same family
6352, and share the same driver.
> root@clearfog:~# brctl show br0
> bridge name bridge id STP enabled interfaces
> br0 8000.005043020202 no lan1
> lan2
> lan3
> lan4
> lan5
> lan6
So you initially have lan1 in an bridge. I don't.
root@370-rd:~# ip link set lan0 up
root@370-rd:~# ip addr add 192.168.10.2/24 dev lan0
root@370-rd:~# ping 192.168.10.1
PING 192.168.10.1 (192.168.10.1) 56(84) bytes of data.
64 bytes from 192.168.10.1: icmp_seq=1 ttl=64 time=1.69 ms
64 bytes from 192.168.10.1: icmp_seq=2 ttl=64 time=0.953 ms
64 bytes from 192.168.10.1: icmp_seq=3 ttl=64 time=0.926 ms
root@370-rd:~# ip addr del 192.168.10.2/24 dev lan0
root@370-rd:~# brctl addbr br0
root@370-rd:~# brctl addif br0 lan0
root@370-rd:~# ip link set br0 up
root@370-rd:~# ip addr add 192.168.10.2/24 dev br0
root@370-rd:~# ping 192.168.10.1
PING 192.168.10.1 (192.168.10.1) 56(84) bytes of data.
^C
--- 192.168.10.1 ping statistics ---
3 packets transmitted, 0 received, 100% packet loss, time 2001ms
Andrew
