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Commit 4247e161 authored by Herbert Xu's avatar Herbert Xu Committed by David S. Miller
Browse files

netpoll: Add ndo_netpoll_setup 



This patch adds ndo_netpoll_setup as the initialisation primitive
to complement ndo_netpoll_cleanup.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dbaa1541

include/linux/netdevice.h

+2 −0
Original line number Diff line number Diff line
@@ -744,6 +744,8 @@ struct net_device_ops { 
						        unsigned short vid);

#ifdef CONFIG_NET_POLL_CONTROLLER

	void                    (*ndo_poll_controller)(struct net_device *dev);

	int			(*ndo_netpoll_setup)(struct net_device *dev,

						     struct netpoll_info *info);

	void			(*ndo_netpoll_cleanup)(struct net_device *dev);

#endif

	int			(*ndo_set_vf_mac)(struct net_device *dev,

net/core/netpoll.c

+10 −0
Original line number Diff line number Diff line
@@ -698,6 +698,7 @@ int netpoll_setup(struct netpoll *np) 
	struct net_device *ndev = NULL;

	struct in_device *in_dev;

	struct netpoll_info *npinfo;

	const struct net_device_ops *ops;

	unsigned long flags;

	int err;
@@ -797,6 +798,13 @@ int netpoll_setup(struct netpoll *np) 
		INIT_DELAYED_WORK(&npinfo->tx_work, queue_process);



		atomic_set(&npinfo->refcnt, 1);



		ops = np->dev->netdev_ops;

		if (ops->ndo_netpoll_setup) {

			err = ops->ndo_netpoll_setup(ndev, npinfo);

			if (err)

				goto free_npinfo;

		}

	} else {

		npinfo = ndev->npinfo;

		atomic_inc(&npinfo->refcnt);
@@ -817,6 +825,8 @@ int netpoll_setup(struct netpoll *np) 


	return 0;



free_npinfo:

	kfree(npinfo);

unlock:

	rtnl_unlock();

put: