hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4UV43
CVE: NA

---------------------------

Allow vendor modules to attach bonding driver hooks. This
patch introduce vendor_bond_check_dev_link hook.

Usage:

  static void vendor_foo(void *data, const struct bonding *bond,
  		       const struct slave *slave, int *state)
  {
          pr_info("%s\n", __func__);
  }

  static int __init vendor_bond_init(void)
  {
  	return register_trace_vendor_bond_check_dev_link(&vendor_foo, NULL);
  }

  static void __exit vendor_bond_exit(void)
  {
  	unregister_trace_vendor_bond_check_dev_link(&vendor_foo, NULL);
  }

  module_init(vendor_bond_init);
  module_exit(vendor_bond_exit);
Signed-off-by: NWei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: NXie XiuQi <xiexiuqi@huawei.com>
Reviewed-by: NZhang Jialin <zhangjialin11@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>