Messages in this thread | | | From | Xie He <> | Date | Mon, 23 Nov 2020 14:09:43 -0800 | Subject | Re: [PATCH net-next v4 2/5] net/lapb: support netdev events |
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On Mon, Nov 23, 2020 at 11:36 AM Jakub Kicinski <kuba@kernel.org> wrote: > > > > From this point of view it will be the best to handle the NETDEV_UP in > > > the lapb event handler and establish the link analog to the > > > NETDEV_CHANGE event if the carrier is UP. > > > > Thanks! This way we can make sure LAPB would automatically connect in > > all situations. > > > > Since we'll have a netif_carrier_ok check in NETDEV_UP handing, it > > might make the code look prettier to also have a netif_carrier_ok > > check in NETDEV_GOING_DOWN handing (for symmetry). Just a suggestion. > > You can do whatever looks good to you :) > > Xie other than this the patches look good to you? > > Martin should I expect a respin to follow Xie's suggestion > or should I apply v4?
There should be a respin because we need to handle the NETDEV_UP event. The lapbether driver (and possibly some HDLC WAN drivers) doesn't generate carrier events so we need to do auto-connect in the NETDEV_UP event.
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