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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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669f87baab
This one is responsible for calling ->dellink on each net device found in net to help with vlan net_exit hook in the nearest future. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
89 lines
3.0 KiB
C
89 lines
3.0 KiB
C
#ifndef __NET_RTNETLINK_H
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#define __NET_RTNETLINK_H
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#include <linux/rtnetlink.h>
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#include <net/netlink.h>
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typedef int (*rtnl_doit_func)(struct sk_buff *, struct nlmsghdr *, void *);
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typedef int (*rtnl_dumpit_func)(struct sk_buff *, struct netlink_callback *);
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extern int __rtnl_register(int protocol, int msgtype,
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rtnl_doit_func, rtnl_dumpit_func);
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extern void rtnl_register(int protocol, int msgtype,
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rtnl_doit_func, rtnl_dumpit_func);
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extern int rtnl_unregister(int protocol, int msgtype);
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extern void rtnl_unregister_all(int protocol);
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static inline int rtnl_msg_family(struct nlmsghdr *nlh)
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{
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if (nlmsg_len(nlh) >= sizeof(struct rtgenmsg))
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return ((struct rtgenmsg *) nlmsg_data(nlh))->rtgen_family;
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else
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return AF_UNSPEC;
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}
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/**
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* struct rtnl_link_ops - rtnetlink link operations
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*
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* @list: Used internally
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* @kind: Identifier
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* @maxtype: Highest device specific netlink attribute number
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* @policy: Netlink policy for device specific attribute validation
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* @validate: Optional validation function for netlink/changelink parameters
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* @priv_size: sizeof net_device private space
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* @setup: net_device setup function
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* @newlink: Function for configuring and registering a new device
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* @changelink: Function for changing parameters of an existing device
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* @dellink: Function to remove a device
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* @get_size: Function to calculate required room for dumping device
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* specific netlink attributes
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* @fill_info: Function to dump device specific netlink attributes
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* @get_xstats_size: Function to calculate required room for dumping devic
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* specific statistics
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* @fill_xstats: Function to dump device specific statistics
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*/
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struct rtnl_link_ops {
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struct list_head list;
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const char *kind;
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size_t priv_size;
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void (*setup)(struct net_device *dev);
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int maxtype;
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const struct nla_policy *policy;
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int (*validate)(struct nlattr *tb[],
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struct nlattr *data[]);
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int (*newlink)(struct net_device *dev,
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struct nlattr *tb[],
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struct nlattr *data[]);
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int (*changelink)(struct net_device *dev,
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struct nlattr *tb[],
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struct nlattr *data[]);
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void (*dellink)(struct net_device *dev);
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size_t (*get_size)(const struct net_device *dev);
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int (*fill_info)(struct sk_buff *skb,
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const struct net_device *dev);
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size_t (*get_xstats_size)(const struct net_device *dev);
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int (*fill_xstats)(struct sk_buff *skb,
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const struct net_device *dev);
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};
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extern int __rtnl_link_register(struct rtnl_link_ops *ops);
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extern void __rtnl_link_unregister(struct rtnl_link_ops *ops);
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extern void rtnl_kill_links(struct net *net, struct rtnl_link_ops *ops);
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extern int rtnl_link_register(struct rtnl_link_ops *ops);
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extern void rtnl_link_unregister(struct rtnl_link_ops *ops);
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extern struct net_device *rtnl_create_link(struct net *net, char *ifname,
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const struct rtnl_link_ops *ops, struct nlattr *tb[]);
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extern const struct nla_policy ifla_policy[IFLA_MAX+1];
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#define MODULE_ALIAS_RTNL_LINK(kind) MODULE_ALIAS("rtnl-link-" kind)
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#endif
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