hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I7LE1H

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The bpf_defer_connect bit is added for inet_sock to indicate
whether the current socket is changed to the bpf program to
delay link establishment.
Signed-off-by: Nzhang-mingyi66 <zhangmingyi5@huawei.com>