diff options
| author |   Richard Weinberger <richard@nod.at> | 2014-07-09 16:23:59 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-07-09 16:52:49 -0700 |
| commit | 316158feff0078b266d6e423adb016d12eb96a5a (patch) | |
| tree | 9f7ed15560298996a753b99209383d0d8ab3af24 /drivers/net/hyperv/netvsc_drv.c | |
| parent | arc_emac: Remove unused pointer to net_device from arc_emac_priv (diff) | |
| download | linux-dev-316158feff0078b266d6e423adb016d12eb96a5a.tar.xz linux-dev-316158feff0078b266d6e423adb016d12eb96a5a.zip | |
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/netvsc_drv.c')
| -rw-r--r-- | drivers/net/hyperv/netvsc_drv.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 9b27ca8c1d39..a9c5eaadc426 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -749,6 +749,14 @@ 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, @@ -764,6 +772,9 @@ 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 }; /* |