Re: [PATCH v1 11/11] IB/rxe: Handle NETDEV_CHANGE events

[Yuval Shaia <yuval.shaia-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>]

On Fri, Aug 25, 2017 at 03:05:56PM -0400, Andrew Boyer wrote:
> Without this fix, ports configured on top of ixgbe miss link up
> notifications. ibv_query_port() will continue to return IBV_PORT_DOWN even
> though the port is up and working.
> 
> Fixes: 8700e3e7c485 ("Soft RoCE driver")
> Signed-off-by: Andrew Boyer <andrew.boyer-8PEkshWhKlo@public.gmane.org>
> ---
>  drivers/infiniband/sw/rxe/rxe_net.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c
> index 3ba76e7..133c6c4 100644
> --- a/drivers/infiniband/sw/rxe/rxe_net.c
> +++ b/drivers/infiniband/sw/rxe/rxe_net.c
> @@ -651,8 +651,13 @@ static int rxe_notify(struct notifier_block *not_blk,
>  		pr_info("%s changed mtu to %d\n", ndev->name, ndev->mtu);
>  		rxe_set_mtu(rxe, ndev->mtu);
>  		break;
> -	case NETDEV_REBOOT:
>  	case NETDEV_CHANGE:
> +		if (netif_running(ndev) && netif_carrier_ok(ndev))
> +			rxe_port_up(rxe, port_num);

On top of which branch/patch this patch is based on?

> +		else
> +			rxe_port_down(rxe, port_num);
> +		break;
> +	case NETDEV_REBOOT:
>  	case NETDEV_GOING_DOWN:
>  	case NETDEV_CHANGEADDR:
>  	case NETDEV_CHANGENAME:
> -- 
> 1.8.3.1
> 
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