From: Simon Horman <simon.horman@corigine.com>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: netdev@kapio-technology.com, davem@davemloft.net,
kuba@kernel.org, netdev@vger.kernel.org,
"Florian Fainelli" <f.fainelli@gmail.com>,
"Andrew Lunn" <andrew@lunn.ch>,
"Eric Dumazet" <edumazet@google.com>,
"Paolo Abeni" <pabeni@redhat.com>,
"Kurt Kanzenbach" <kurt@linutronix.de>,
"Hauke Mehrtens" <hauke@hauke-m.de>,
"Woojung Huh" <woojung.huh@microchip.com>,
"maintainer:MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER"
<UNGLinuxDriver@microchip.com>,
"Sean Wang" <sean.wang@mediatek.com>,
"Landen Chao" <Landen.Chao@mediatek.com>,
"DENG Qingfang" <dqfext@gmail.com>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"Claudiu Manoil" <claudiu.manoil@nxp.com>,
"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
"Clément Léger" <clement.leger@bootlin.com>,
"Jiri Pirko" <jiri@resnulli.us>,
"Ivan Vecera" <ivecera@redhat.com>,
"Roopa Prabhu" <roopa@nvidia.com>,
"Nikolay Aleksandrov" <razor@blackwall.org>,
"Russell King" <linux@armlinux.org.uk>,
"Christian Marangi" <ansuelsmth@gmail.com>,
"open list" <linux-kernel@vger.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>,
"open list:RENESAS RZ/N1 A5PSW SWITCH DRIVER"
<linux-renesas-soc@vger.kernel.org>,
"moderated list:ETHERNET BRIDGE"
<bridge@lists.linux-foundation.org>
Subject: Re: [PATCH net-next 5/5] net: dsa: mv88e6xxx: implementation of dynamic ATU entries
Date: Sat, 4 Feb 2023 09:12:41 +0100 [thread overview]
Message-ID: <Y94TebdRQRHMMj/c@corigine.com> (raw)
In-Reply-To: <20230203204422.4wrhyathxfhj6hdt@skbuf>
On Fri, Feb 03, 2023 at 10:44:22PM +0200, Vladimir Oltean wrote:
> On Fri, Feb 03, 2023 at 09:20:22AM +0100, Simon Horman wrote:
> > > else if (someflag)
> > > dosomething();
> > >
> > > For now only one flag will actually be set and they are mutually exclusive,
> > > as they will not make sense together with the potential flags I know, but
> > > that can change at some time of course.
> >
> > Yes, I see that is workable. I do feel that checking for other flags would
> > be a bit more robust. But as you say, there are none. So whichever
> > approach you prefer is fine by me.
>
> The model we have for unsupported bits in the SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS
> and SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS handlers is essentially this:
>
> if (flags & ~(supported_flag_mask))
> return -EOPNOTSUPP;
>
> if (flags & supported_flag_1)
> ...
>
> if (flags & supported_flag_2)
> ...
>
> I suppose applying this model here would address Simon's extensibility concern.
Yes, that is the model I had in mind.
WARNING: multiple messages have this Message-ID (diff)
From: Simon Horman <simon.horman@corigine.com>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: netdev@kapio-technology.com, davem@davemloft.net,
kuba@kernel.org, netdev@vger.kernel.org,
"Florian Fainelli" <f.fainelli@gmail.com>,
"Andrew Lunn" <andrew@lunn.ch>,
"Eric Dumazet" <edumazet@google.com>,
"Paolo Abeni" <pabeni@redhat.com>,
"Kurt Kanzenbach" <kurt@linutronix.de>,
"Hauke Mehrtens" <hauke@hauke-m.de>,
"Woojung Huh" <woojung.huh@microchip.com>,
"maintainer:MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER"
<UNGLinuxDriver@microchip.com>,
"Sean Wang" <sean.wang@mediatek.com>,
"Landen Chao" <Landen.Chao@mediatek.com>,
"DENG Qingfang" <dqfext@gmail.com>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"Claudiu Manoil" <claudiu.manoil@nxp.com>,
"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
"Clément Léger" <clement.leger@bootlin.com>,
"Jiri Pirko" <jiri@resnulli.us>,
"Ivan Vecera" <ivecera@redhat.com>,
"Roopa Prabhu" <roopa@nvidia.com>,
"Nikolay Aleksandrov" <razor@blackwall.org>,
"Russell King" <linux@armlinux.org.uk>,
"Christian Marangi" <ansuelsmth@gmail.com>,
"open list" <linux-kernel@vger.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>,
"open list:RENESAS RZ/N1 A5PSW SWITCH DRIVER"
<linux-renesas-soc@vger.kernel.org>,
"moderated list:ETHERNET BRIDGE"
<bridge@lists.linux-foundation.org>
Subject: Re: [PATCH net-next 5/5] net: dsa: mv88e6xxx: implementation of dynamic ATU entries
Date: Sat, 4 Feb 2023 09:12:41 +0100 [thread overview]
Message-ID: <Y94TebdRQRHMMj/c@corigine.com> (raw)
In-Reply-To: <20230203204422.4wrhyathxfhj6hdt@skbuf>
On Fri, Feb 03, 2023 at 10:44:22PM +0200, Vladimir Oltean wrote:
> On Fri, Feb 03, 2023 at 09:20:22AM +0100, Simon Horman wrote:
> > > else if (someflag)
> > > dosomething();
> > >
> > > For now only one flag will actually be set and they are mutually exclusive,
> > > as they will not make sense together with the potential flags I know, but
> > > that can change at some time of course.
> >
> > Yes, I see that is workable. I do feel that checking for other flags would
> > be a bit more robust. But as you say, there are none. So whichever
> > approach you prefer is fine by me.
>
> The model we have for unsupported bits in the SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS
> and SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS handlers is essentially this:
>
> if (flags & ~(supported_flag_mask))
> return -EOPNOTSUPP;
>
> if (flags & supported_flag_1)
> ...
>
> if (flags & supported_flag_2)
> ...
>
> I suppose applying this model here would address Simon's extensibility concern.
Yes, that is the model I had in mind.
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Simon Horman <simon.horman@corigine.com>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: "Andrew Lunn" <andrew@lunn.ch>,
"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
"Nikolay Aleksandrov" <razor@blackwall.org>,
"Kurt Kanzenbach" <kurt@linutronix.de>,
"Eric Dumazet" <edumazet@google.com>,
netdev@kapio-technology.com, "Ivan Vecera" <ivecera@redhat.com>,
"Florian Fainelli" <f.fainelli@gmail.com>,
"moderated list:ETHERNET BRIDGE"
<bridge@lists.linux-foundation.org>,
"Russell King" <linux@armlinux.org.uk>,
"Roopa Prabhu" <roopa@nvidia.com>,
kuba@kernel.org, "Paolo Abeni" <pabeni@redhat.com>,
"Clément Léger" <clement.leger@bootlin.com>,
"Christian Marangi" <ansuelsmth@gmail.com>,
"Woojung Huh" <woojung.huh@microchip.com>,
"Landen Chao" <Landen.Chao@mediatek.com>,
"Jiri Pirko" <jiri@resnulli.us>,
"Hauke Mehrtens" <hauke@hauke-m.de>,
"Sean Wang" <sean.wang@mediatek.com>,
"DENG Qingfang" <dqfext@gmail.com>,
"Claudiu Manoil" <claudiu.manoil@nxp.com>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@lists.infradead.org>,
netdev@vger.kernel.org,
"open list" <linux-kernel@vger.kernel.org>,
"maintainer:MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER"
<UNGLinuxDriver@microchip.com>,
"open list:RENESAS RZ/N1 A5PSW SWITCH DRIVER"
<linux-renesas-soc@vger.kernel.org>,
davem@davemloft.net
Subject: Re: [Bridge] [PATCH net-next 5/5] net: dsa: mv88e6xxx: implementation of dynamic ATU entries
Date: Sat, 4 Feb 2023 09:12:41 +0100 [thread overview]
Message-ID: <Y94TebdRQRHMMj/c@corigine.com> (raw)
In-Reply-To: <20230203204422.4wrhyathxfhj6hdt@skbuf>
On Fri, Feb 03, 2023 at 10:44:22PM +0200, Vladimir Oltean wrote:
> On Fri, Feb 03, 2023 at 09:20:22AM +0100, Simon Horman wrote:
> > > else if (someflag)
> > > dosomething();
> > >
> > > For now only one flag will actually be set and they are mutually exclusive,
> > > as they will not make sense together with the potential flags I know, but
> > > that can change at some time of course.
> >
> > Yes, I see that is workable. I do feel that checking for other flags would
> > be a bit more robust. But as you say, there are none. So whichever
> > approach you prefer is fine by me.
>
> The model we have for unsupported bits in the SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS
> and SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS handlers is essentially this:
>
> if (flags & ~(supported_flag_mask))
> return -EOPNOTSUPP;
>
> if (flags & supported_flag_1)
> ...
>
> if (flags & supported_flag_2)
> ...
>
> I suppose applying this model here would address Simon's extensibility concern.
Yes, that is the model I had in mind.
next prev parent reply other threads:[~2023-02-04 8:13 UTC|newest]
Thread overview: 111+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-30 17:34 [PATCH net-next 0/5] ATU and FDB synchronization on locked ports Hans J. Schultz
2023-01-30 17:34 ` [Bridge] " Hans J. Schultz
2023-01-30 17:34 ` Hans J. Schultz
2023-01-30 17:34 ` [PATCH net-next 1/5] net: bridge: add dynamic flag to switchdev notifier Hans J. Schultz
2023-01-30 17:34 ` [Bridge] " Hans J. Schultz
2023-01-30 17:34 ` Hans J. Schultz
2023-02-01 18:10 ` Ido Schimmel
2023-02-01 18:10 ` [Bridge] " Ido Schimmel
2023-02-01 18:10 ` Ido Schimmel
2023-02-02 7:28 ` netdev
2023-02-02 7:28 ` [Bridge] " netdev
2023-02-02 7:28 ` netdev
2023-02-02 16:11 ` Ido Schimmel
2023-02-02 16:11 ` [Bridge] " Ido Schimmel
2023-02-02 16:11 ` Ido Schimmel
2023-02-02 16:38 ` netdev
2023-02-02 16:38 ` [Bridge] " netdev
2023-02-02 16:38 ` netdev
2023-02-03 16:14 ` Ido Schimmel
2023-02-03 16:14 ` [Bridge] " Ido Schimmel
2023-02-03 16:14 ` Ido Schimmel
2023-02-03 16:26 ` Vladimir Oltean
2023-02-03 16:26 ` [Bridge] " Vladimir Oltean
2023-02-03 16:26 ` Vladimir Oltean
2023-02-03 16:27 ` netdev
2023-02-03 16:27 ` [Bridge] " netdev
2023-02-03 16:27 ` netdev
2023-02-03 17:06 ` Ido Schimmel
2023-02-03 17:06 ` [Bridge] " Ido Schimmel
2023-02-03 17:06 ` Ido Schimmel
2023-01-30 17:34 ` [PATCH net-next 2/5] net: dsa: propagate flags down towards drivers Hans J. Schultz
2023-01-30 17:34 ` [Bridge] " Hans J. Schultz
2023-01-30 17:34 ` Hans J. Schultz
2023-01-30 17:34 ` [PATCH net-next 3/5] drivers: net: dsa: add fdb entry flags incoming to switchcore drivers Hans J. Schultz
2023-01-30 17:34 ` [Bridge] " Hans J. Schultz
2023-01-30 17:34 ` Hans J. Schultz
2023-01-31 18:54 ` Simon Horman
2023-01-31 18:54 ` [Bridge] " Simon Horman
2023-01-31 18:54 ` Simon Horman
2023-02-02 16:45 ` netdev
2023-02-02 16:45 ` [Bridge] " netdev
2023-02-02 16:45 ` netdev
2023-02-03 8:17 ` Simon Horman
2023-02-03 8:17 ` [Bridge] " Simon Horman
2023-02-03 8:17 ` Simon Horman
2023-02-03 18:41 ` netdev
2023-02-03 18:41 ` [Bridge] " netdev
2023-02-03 18:41 ` netdev
2023-01-30 17:34 ` [PATCH net-next 4/5] net: bridge: ensure FDB offloaded flag is handled as needed Hans J. Schultz
2023-01-30 17:34 ` [Bridge] " Hans J. Schultz
2023-01-30 17:34 ` Hans J. Schultz
2023-02-01 18:24 ` Ido Schimmel
2023-02-01 18:24 ` [Bridge] " Ido Schimmel
2023-02-01 18:24 ` Ido Schimmel
2023-02-02 7:32 ` netdev
2023-02-02 7:32 ` [Bridge] " netdev
2023-02-02 7:32 ` netdev
2023-01-30 17:34 ` [PATCH net-next 5/5] net: dsa: mv88e6xxx: implementation of dynamic ATU entries Hans J. Schultz
2023-01-30 17:34 ` [Bridge] " Hans J. Schultz
2023-01-30 17:34 ` Hans J. Schultz
2023-01-31 18:56 ` Simon Horman
2023-01-31 18:56 ` [Bridge] " Simon Horman
2023-01-31 18:56 ` Simon Horman
2023-02-02 17:00 ` netdev
2023-02-02 17:00 ` [Bridge] " netdev
2023-02-02 17:00 ` netdev
2023-02-03 8:20 ` Simon Horman
2023-02-03 8:20 ` [Bridge] " Simon Horman
2023-02-03 8:20 ` Simon Horman
2023-02-03 20:44 ` Vladimir Oltean
2023-02-03 20:44 ` [Bridge] " Vladimir Oltean
2023-02-03 20:44 ` Vladimir Oltean
2023-02-04 8:12 ` Simon Horman [this message]
2023-02-04 8:12 ` [Bridge] " Simon Horman
2023-02-04 8:12 ` Simon Horman
2023-02-04 8:48 ` netdev
2023-02-04 8:48 ` [Bridge] " netdev
2023-02-04 8:48 ` netdev
2023-02-06 16:02 ` Simon Horman
2023-02-06 16:02 ` [Bridge] " Simon Horman
2023-02-06 16:02 ` Simon Horman
2023-02-14 21:14 ` Hans Schultz
2023-02-14 21:14 ` [Bridge] " Hans Schultz
2023-02-14 21:14 ` Hans Schultz
2023-02-17 17:44 ` Vladimir Oltean
2023-02-17 17:44 ` [Bridge] " Vladimir Oltean
2023-02-17 17:44 ` Vladimir Oltean
2023-02-20 14:11 ` Simon Horman
2023-02-20 14:11 ` [Bridge] " Simon Horman
2023-02-20 14:11 ` Simon Horman
2023-01-31 19:25 ` [PATCH net-next 0/5] ATU and FDB synchronization on locked ports Ido Schimmel
2023-01-31 19:25 ` [Bridge] " Ido Schimmel
2023-01-31 19:25 ` Ido Schimmel
2023-02-02 7:37 ` netdev
2023-02-02 7:37 ` [Bridge] " netdev
2023-02-02 7:37 ` netdev
2023-02-02 15:43 ` Ido Schimmel
2023-02-02 15:43 ` [Bridge] " Ido Schimmel
2023-02-02 15:43 ` Ido Schimmel
2023-02-02 16:19 ` netdev
2023-02-02 16:19 ` [Bridge] " netdev
2023-02-02 16:19 ` netdev
2023-02-02 16:36 ` Ido Schimmel
2023-02-02 16:36 ` [Bridge] " Ido Schimmel
2023-02-02 16:36 ` Ido Schimmel
2023-02-03 21:14 ` Vladimir Oltean
2023-02-03 21:14 ` [Bridge] " Vladimir Oltean
2023-02-03 21:14 ` Vladimir Oltean
2023-02-02 17:18 ` netdev
2023-02-02 17:18 ` [Bridge] " netdev
2023-02-02 17:18 ` netdev
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