Re: [Xen-devel] [PATCH] xen-netfront: delay gARP until backend switches to Connected

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

> migration. The patch is for xen/next-2.6.32. I also tested a Fedora-15 guest
> (without the patch), and the backport to the host side alone was not 
> sufficient
> there either.

I am having a hard time parsing that. It sounds like this patch is also
neccessary for upstream kernel? Or do you have another one for the upstream
kernel that you are going to submit soon?
(If so, please CC David Miller on it).

> 
> Thanks for the help and for considering this one.
> 
> Signed-off-by: Laszlo Ersek <lersek@xxxxxxxxxx>
> ---
>  drivers/net/xen-netfront.c |    4 +++-
>  1 files changed, 3 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
> index 3f71199..214c3a4 100644
> --- a/drivers/net/xen-netfront.c
> +++ b/drivers/net/xen-netfront.c
> @@ -1732,7 +1732,6 @@ static void netback_changed(struct xenbus_device *dev,
>       case XenbusStateInitialised:
>       case XenbusStateReconfiguring:
>       case XenbusStateReconfigured:
> -     case XenbusStateConnected:
>       case XenbusStateUnknown:
>       case XenbusStateClosed:
>               break;
> @@ -1743,6 +1742,9 @@ static void netback_changed(struct xenbus_device *dev,
>               if (xennet_connect(netdev) != 0)
>                       break;
>               xenbus_switch_state(dev, XenbusStateConnected);
> +             break;
> +
> +     case XenbusStateConnected:
>               netif_notify_peers(netdev);
>               break;
>  
> -- 
> 1.7.4.4
> 
> 
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