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Re: [PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps

From Kevin Smith <kevin.smith@elecsyscorp.com>
Newsgroups linux.kernel
Subject Re: [PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps
Date 2016-01-29 16:30 +0100
Message-ID <qWj9M-553-19@gated-at.bofh.it> (permalink)
References <qW2Vm-1tm-21@gated-at.bofh.it> <qW6Pi-4bG-59@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 01/28/2016 08:18 PM, Andrew Lunn wrote:
> On Thu, Jan 28, 2016 at 04:54:37PM -0500, Vivien Didelot wrote:
>> Currently the port based VLAN maps should be configured to allow every
>> port to egress frames on all other ports, except themselves.
>>
>> The debugfs interface shows that they are misconfigured. For instance, a
>> 7-port switch has the following content in the related register 0x06:
>>
>>         GLOBAL GLOBAL2 SERDES   0    1    2    3    4    5    6
>>      ...
>>      6:  1fa4    1f0f       4   7f   7e   7d   7c   7b   7a   79
>>      ...
>>
>> This means that port 3 is allowed to talk to port 2-6, but cannot talk
>> to ports 0 and 1. With this fix, port 3 can correctly talk to all ports
>> except 3 itself:
>>
>>         GLOBAL GLOBAL2 SERDES   0    1    2    3    4    5    6
>>      ...
>>      6:  1fa4    1f0f       4   7e   7d   7b   77   6f   5f   3f
>>      ...
>>
>> Fixes: ede8098d0fef ("net: dsa: mv88e6xxx: bridges do not need an FID")
>> Reported-by: Kevin Smith <kevin.smith@elecsyscorp.com>
>> Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
> Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Kevin Smith <kevin.smith@elecsyscorp.com>

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Thread

[PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps Vivien Didelot <vivien.didelot@savoirfairelinux.com> - 2016-01-28 23:10 +0100
  Re: [PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps Andrew Lunn <andrew@lunn.ch> - 2016-01-29 03:20 +0100
    Re: [PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps Kevin Smith <kevin.smith@elecsyscorp.com> - 2016-01-29 16:30 +0100
  Re: [PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps David Miller <davem@davemloft.net> - 2016-01-30 04:50 +0100

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