!865 [OLK-5.10] net/smc: backport the bugfixes of crash and other key problems in SMC

Merge Pull Request from: @gengbiao-shen 
 
Content:
backport the bugfixes of crash and other key problems in SMC from upstream and anolis:

1.anolis: net/smc: Resolve the race between link group
2.net/smc: Add connection counters for links
3.net/smc: Correct smc link connection counter in case of smc client
4.anolis: net/smc: Resolve the race between SMC-R link access and clear
5.anolis: net/smc: fix deadlock when lgr terminating
6.anolis: net/smc: move sk_acceptq_removed,add into accept_q_lock's protection
7.anolis: net/smc: Avoid clcsock access panic
8.anolis: net/smc: delay RDMA resource release until connecitons freed

Related issue:
https://gitee.com/openeuler/kernel/issues/I79GVV
 
 
Link:https://gitee.com/openeuler/kernel/pulls/865

 

Reviewed-by: Jiao Litao <jiaolitao@sangfor.com.cn>
Reviewed-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>