add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/net/core/net-sysfs.h
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@@ -8,5 +8,7 @@
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 int net_rx_queue_update_kobjects(struct net_device *, int old_num, int new_num);
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 int netdev_queue_update_kobjects(struct net_device *net,
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 				 int old_num, int new_num);
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+int netdev_change_owner(struct net_device *, const struct net *net_old,
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+			const struct net *net_new);
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 #endif