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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/include/net/rtnetlink.h
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@@ -33,6 +33,7 @@
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  *
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  *	@list: Used internally
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  *	@kind: Identifier
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+ *	@netns_refund: Physical device, move to init_net on netns exit
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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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@@ -64,6 +65,7 @@
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 	size_t			priv_size;
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 	void			(*setup)(struct net_device *dev);
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+	bool			netns_refund;
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 	unsigned int		maxtype;
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 	const struct nla_policy	*policy;
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 	int			(*validate)(struct nlattr *tb[],
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@@ -159,12 +161,14 @@
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 struct net_device *rtnl_create_link(struct net *net, const char *ifname,
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 				    unsigned char name_assign_type,
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 				    const struct rtnl_link_ops *ops,
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-				    struct nlattr *tb[]);
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+				    struct nlattr *tb[],
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+				    struct netlink_ext_ack *extack);
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 int rtnl_delete_link(struct net_device *dev);
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 int rtnl_configure_link(struct net_device *dev, const struct ifinfomsg *ifm);
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 int rtnl_nla_parse_ifla(struct nlattr **tb, const struct nlattr *head, int len,
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 			struct netlink_ext_ack *exterr);
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+struct net *rtnl_get_net_ns_capable(struct sock *sk, int netnsid);
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 #define MODULE_ALIAS_RTNL_LINK(kind) MODULE_ALIAS("rtnl-link-" kind)
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