Re: [PATCH net-next v11 2/5] netvsc: refactor notifier/event handling code to use the failover framework

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On Tue, May 22, 2018 at 03:14:22PM +0200, Jiri Pirko wrote:
> Tue, May 22, 2018 at 03:12:40PM CEST, mst@xxxxxxxxxx wrote:
> >On Tue, May 22, 2018 at 11:08:53AM +0200, Jiri Pirko wrote:
> >> Tue, May 22, 2018 at 11:06:37AM CEST, jiri@xxxxxxxxxxx wrote:
> >> >Tue, May 22, 2018 at 04:06:18AM CEST, sridhar.samudrala@xxxxxxxxx wrote:
> >> >>Use the registration/notification framework supported by the generic
> >> >>failover infrastructure.
> >> >>
> >> >>Signed-off-by: Sridhar Samudrala <sridhar.samudrala@xxxxxxxxx>
> >> >
> >> >In previous patchset versions, the common code did
> >> >netdev_rx_handler_register() and netdev_upper_dev_link() etc
> >> >(netvsc_vf_join()). Now, this is still done in netvsc. Why?
> >> >
> >> >This should be part of the common "failover" code.
> >> >
> >> 
> >> Also note that in the current patchset you use IFF_FAILOVER flag for
> >> master, yet for the slave you use IFF_SLAVE. That is wrong.
> >> IFF_FAILOVER_SLAVE should be used.
> >
> >Or drop IFF_FAILOVER_SLAVE and set both IFF_FAILOVER and IFF_SLAVE?
> 
> No. IFF_SLAVE is for bonding.

What breaks if we reuse it for failover?

-- 
MST
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