!3421 backport some network patches

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Jian <liujian56@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/HE5RYQDRIYT2TCF24TRIFCIWWP2RROY7/ 
backport some network patches

Brian Vazquez (1):
  net: use indirect calls helpers for sk_exit_memory_pressure()

Eric Dumazet (5):
  net: cache align tcp_memory_allocated, tcp_sockets_allocated
  tcp: small optimization in tcp recvmsg()
  tcp: add RETPOLINE mitigation to sk_backlog_rcv
  tcp: avoid indirect calls to sock_rfree
  tcp: check local var (timeo) before socket fields in one test


-- 
2.34.1
 
https://gitee.com/openeuler/kernel/issues/I65HYE 
 
Link:https://gitee.com/openeuler/kernel/pulls/3421

 

Reviewed-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>
Acked-by: Xie XiuQi <xiexiuqi@huawei.com>