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Commit 316158fe authored by Richard Weinberger's avatar Richard Weinberger Committed by David S. Miller
Browse files

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: default avatarRichard Weinberger <richard@nod.at>
Acked-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 917ac48d

drivers/net/hyperv/netvsc_drv.c

+11 −0
Original line number Diff line number Diff line
@@ -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

};



/*