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SubjectRe: [net-next PATCH 2/3] net: dsa: qca8k: make learning configurable and keep off if standalone
On Wed, Jul 26, 2023 at 03:14:35PM +0300, Vladimir Oltean wrote:
> On Wed, Jul 26, 2023 at 10:19:34AM +0200, Simon Horman wrote:
> > > +int qca8k_port_pre_bridge_flags(struct dsa_switch *ds, int port,
> > > + struct switchdev_brport_flags flags,
> > > + struct netlink_ext_ack *extack)
> > > +{
> > > + if (flags.mask & ~BR_LEARNING)
> > > + return -EINVAL;
> >
> > If I am reading things right then some implementation of this callback
> > return -EINVAL when they see unexpected flags. And some seem not to
> > - possibly because all flags are expected.
> >
> > So I'm slightly unsure if this is correct or not.
>
> Which ones don't? All handlers of SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS
> should return -EINVAL for changes made to bridge port flags that aren't
> supported.

Sorry, on a second look I see that my statement above is incorrect.
I do wonder what it was I saw this morning. But this afternoon
I see that all users check flags and return -EINVAL as appropriate.

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