tcp_comp: allow ignore local tcp connections
hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I4PNEK CVE: NA ------------------------------------------------- Tcp compression is used to reduce the amount of data transmitted between multiple machines, which can increase the transmission capacity. The local tcp connection is a single machine transfer, so there is no meaning to use tcp compression. Ignore it by default. Enable by sysctl: echo 1 > /proc/net/ipv4/tcp_compression_local Signed-off-by: NWang Hai <wanghai38@huawei.com> Signed-off-by: NWei Yongjun <weiyongjun1@huawei.com> Signed-off-by: NWang Yufen <wangyufen@huawei.com> Signed-off-by: NYang Yingliang <yangyingliang@huawei.com> Signed-off-by: NLu Wei <luwei32@huawei.com> Reviewed-by: NWei Yongjun <weiyongjun1@huawei.com> Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
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