On Mon, Jun 19, 2017 at 09:05:25AM +0200, Richard Cochran wrote:
> On Mon, Jun 19, 2017 at 02:56:00PM +0800, Hangbin Liu wrote:
> > Then how do we know the slave changed. Cause via netlink rta
> > IFLA_BOND_ACTIVE_SLAVE, we only know the current active slave. If we do not
> > store previous slave name/index some where and compare with current value.
> > How do we know the slave changed and phc index need update?
> 
> Didn't you say that there is a rtnl notification for that?

But other device actions will also trigger a rtnl notification, i.e. mtu change.
So we need to make sure the slave actually changed before reset clock/port.

Thanks
Hangbin

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