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From: Kurt Kanzenbach <kurt@linutronix.de>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>,
	Vivien Didelot <vivien.didelot@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	netdev@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
	devicetree@vger.kernel.org,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	Richard Cochran <richardcochran@gmail.com>,
	Kamil Alkhouri <kamil.alkhouri@hs-offenburg.de>,
	ilias.apalodimas@linaro.org
Subject: Re: [PATCH net-next v6 2/7] net: dsa: Add DSA driver for Hirschmann Hellcreek switches
Date: Sun, 11 Oct 2020 14:29:08 +0200	[thread overview]
Message-ID: <87362lt08b.fsf@kurt> (raw)
In-Reply-To: <20201006135631.73rm3gka7r7krwca@skbuf>

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On Tue Oct 06 2020, Vladimir Oltean wrote:
> On Tue, Oct 06, 2020 at 03:23:36PM +0200, Kurt Kanzenbach wrote:
>> So you're saying private VLANs can be used but the user or the other
>> kernel modules shouldn't be allowed to use them to simplify the
>> implementation?  Makes sense to me.
>
> It would be interesting to see if you could simply turn off VLAN
> awareness in standalone mode, and still use unique pvids per port.

That doesn't work, just tested. When VLAN awareness is disabled,
everything is switched regardless of VLAN tags and table. Therefore, the
implementation could look like this:

 * bridge without filtering:
   * vlan_awareness=0
   * drop private vlans
 * bridge with vlan filtering:
   * vlan_awareness=1
   * drop private vlans
 * standalone:
   * vlan_awareness=1
   * use private vlans
   * forbid other users to use private vlans to allow
     configure_vlans_while_not_filtering behavior in .vlan_prepare()
   * forbid use of lan0.<X> and lan1.<X> in .port_prechangeupper()

So, this should work, or?

Thanks,
Kurt

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  parent reply	other threads:[~2020-10-11 12:29 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-04 11:29 [PATCH net-next v6 0/7] Hirschmann Hellcreek DSA driver Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 1/7] net: dsa: Add tag handling for Hirschmann Hellcreek switches Kurt Kanzenbach
2020-10-04 11:56   ` Vladimir Oltean
2020-10-05  6:14     ` Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 2/7] net: dsa: Add DSA driver " Kurt Kanzenbach
2020-10-04 12:56   ` Vladimir Oltean
2020-10-06  6:09     ` Kurt Kanzenbach
2020-10-06  9:20       ` Vladimir Oltean
2020-10-06 10:13         ` Kurt Kanzenbach
2020-10-06 11:32           ` Vladimir Oltean
2020-10-06 12:37             ` Vladimir Oltean
2020-10-06 13:23             ` Kurt Kanzenbach
2020-10-06 13:42               ` Vladimir Oltean
2020-10-06 14:05                 ` Kurt Kanzenbach
2020-10-06 14:10                   ` Vladimir Oltean
2020-10-06 13:56               ` Vladimir Oltean
2020-10-06 14:13                 ` Kurt Kanzenbach
2020-10-11 12:29                 ` Kurt Kanzenbach [this message]
2020-10-11 15:30                   ` Vladimir Oltean
2020-10-12  5:37                     ` Kurt Kanzenbach
2020-10-16 12:11                       ` Kurt Kanzenbach
2020-10-16 15:43                         ` Vladimir Oltean
2020-10-16 16:56                           ` Florian Fainelli
2020-10-17 10:06                             ` Kurt Kanzenbach
2020-10-17 15:57                             ` Vladimir Oltean
2020-10-08 11:49           ` Vladimir Oltean
2020-10-09  5:58             ` Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 3/7] net: dsa: hellcreek: Add PTP clock support Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 4/7] net: dsa: hellcreek: Add support for hardware timestamping Kurt Kanzenbach
2020-10-04 14:30   ` Vladimir Oltean
2020-10-06  6:27     ` Kurt Kanzenbach
2020-10-06  7:28       ` Vladimir Oltean
2020-10-06 13:30         ` Kurt Kanzenbach
2020-10-06 13:32           ` Vladimir Oltean
2020-10-06 13:56             ` Kurt Kanzenbach
2020-10-06 14:01               ` Vladimir Oltean
2020-10-07 10:39                 ` Kurt Kanzenbach
2020-10-07 10:54                   ` Vladimir Oltean
2020-10-08  8:34                     ` Kurt Kanzenbach
2020-10-08  9:44                       ` Vladimir Oltean
2020-10-08 10:01                         ` Kurt Kanzenbach
2020-10-08 12:55                           ` Kamil Alkhouri
2020-10-08 15:09                             ` Vladimir Oltean
2020-10-12 12:53                               ` Kamil Alkhouri
2020-10-12 21:42                                 ` Richard Cochran
2020-10-14  9:57                                   ` Vladimir Oltean
2020-10-14 11:01                                     ` Richard Cochran
2020-10-14 11:37                                       ` Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 5/7] net: dsa: hellcreek: Add PTP status LEDs Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 6/7] dt-bindings: Add vendor prefix for Hirschmann Kurt Kanzenbach
2020-10-04 11:29 ` [PATCH net-next v6 7/7] dt-bindings: net: dsa: Add documentation for Hellcreek switches Kurt Kanzenbach

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