| Message ID | 1404915839-15940-1-git-send-email-richard@nod.at |
|---|---|
| State | Accepted, archived |
| Delegated to: | David Miller |
| Headers | show |
> -----Original Message----- > From: Richard Weinberger [mailto:richard@nod.at] > Sent: Wednesday, July 9, 2014 10:24 AM > To: KY Srinivasan; Haiyang Zhang > Cc: sergei.shtylyov@cogentembedded.com; romieu@fr.zoreil.com; > devel@linuxdriverproject.org; netdev@vger.kernel.org; linux- > kernel@vger.kernel.org; Richard Weinberger > Subject: [PATCH v3] hyperv: Add netpoll support > > In order to have at least a netconsole to debug kernel issues on > Windows Azure this patch implements netpoll support. > Sending packets is easy, netvsc_start_xmit() does already everything > needed. > > Signed-off-by: Richard Weinberger <richard@nod.at> Acked-by: Haiyang Zhang <haiyangz@microsoft.com> Thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Richard Weinberger <richard@nod.at> Date: Wed, 9 Jul 2014 16:23:59 +0200 > In order to have at least a netconsole to debug kernel issues on > Windows Azure this patch implements netpoll support. > Sending packets is easy, netvsc_start_xmit() does already everything > needed. > > Signed-off-by: Richard Weinberger <richard@nod.at> Applied to net-next, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 4fd71b7..fcf3be7 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -736,6 +736,14 @@ static int netvsc_set_mac_addr(struct net_device *ndev, void *p) return err; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static void netvsc_poll_controller(struct net_device *net) +{ + /* As netvsc_start_xmit() works synchronous we don't have to + * trigger anything here. + */ +} +#endif static const struct ethtool_ops ethtool_ops = { .get_drvinfo = netvsc_get_drvinfo, @@ -751,6 +759,9 @@ static const struct net_device_ops device_ops = { .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = netvsc_set_mac_addr, .ndo_select_queue = netvsc_select_queue, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = netvsc_poll_controller, +#endif }; /*
In order to have at least a netconsole to debug kernel issues on Windows Azure this patch implements netpoll support. Sending packets is easy, netvsc_start_xmit() does already everything needed. Signed-off-by: Richard Weinberger <richard@nod.at> --- drivers/net/hyperv/netvsc_drv.c | 11 +++++++++++ 1 file changed, 11 insertions(+)