修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/net/rds/connection.c
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@@ -84,7 +84,7 @@
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 					      const struct in6_addr *laddr,
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 					      const struct in6_addr *faddr,
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 					      struct rds_transport *trans,
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-					      int dev_if)
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+					      u8 tos, int dev_if)
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 {
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 	struct rds_connection *conn, *ret = NULL;
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@@ -92,6 +92,7 @@
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 		if (ipv6_addr_equal(&conn->c_faddr, faddr) &&
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 		    ipv6_addr_equal(&conn->c_laddr, laddr) &&
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 		    conn->c_trans == trans &&
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+		    conn->c_tos == tos &&
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 		    net == rds_conn_net(conn) &&
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 		    conn->c_dev_if == dev_if) {
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 			ret = conn;
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@@ -139,6 +140,7 @@
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 	atomic_set(&cp->cp_state, RDS_CONN_DOWN);
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 	cp->cp_send_gen = 0;
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 	cp->cp_reconnect_jiffies = 0;
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+	cp->cp_conn->c_proposed_version = RDS_PROTOCOL_VERSION;
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 	INIT_DELAYED_WORK(&cp->cp_send_w, rds_send_worker);
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 	INIT_DELAYED_WORK(&cp->cp_recv_w, rds_recv_worker);
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 	INIT_DELAYED_WORK(&cp->cp_conn_w, rds_connect_worker);
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@@ -159,7 +161,7 @@
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 						const struct in6_addr *laddr,
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 						const struct in6_addr *faddr,
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 						struct rds_transport *trans,
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-						gfp_t gfp,
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+						gfp_t gfp, u8 tos,
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 						int is_outgoing,
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 						int dev_if)
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 {
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@@ -171,7 +173,7 @@
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 	int npaths = (trans->t_mp_capable ? RDS_MPATH_WORKERS : 1);
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 	rcu_read_lock();
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-	conn = rds_conn_lookup(net, head, laddr, faddr, trans, dev_if);
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+	conn = rds_conn_lookup(net, head, laddr, faddr, trans, tos, dev_if);
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 	if (conn &&
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 	    conn->c_loopback &&
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 	    conn->c_trans != &rds_loop_transport &&
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@@ -205,6 +207,7 @@
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 	conn->c_isv6 = !ipv6_addr_v4mapped(laddr);
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 	conn->c_faddr = *faddr;
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 	conn->c_dev_if = dev_if;
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+	conn->c_tos = tos;
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 #if IS_ENABLED(CONFIG_IPV6)
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 	/* If the local address is link local, set c_bound_if to be the
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@@ -309,7 +312,7 @@
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 		struct rds_connection *found;
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 		found = rds_conn_lookup(net, head, laddr, faddr, trans,
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-					dev_if);
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+					tos, dev_if);
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 		if (found) {
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 			struct rds_conn_path *cp;
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 			int i;
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@@ -344,10 +347,10 @@
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 struct rds_connection *rds_conn_create(struct net *net,
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 				       const struct in6_addr *laddr,
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 				       const struct in6_addr *faddr,
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-				       struct rds_transport *trans, gfp_t gfp,
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-				       int dev_if)
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+				       struct rds_transport *trans, u8 tos,
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+				       gfp_t gfp, int dev_if)
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 {
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-	return __rds_conn_create(net, laddr, faddr, trans, gfp, 0, dev_if);
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+	return __rds_conn_create(net, laddr, faddr, trans, gfp, tos, 0, dev_if);
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 }
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 EXPORT_SYMBOL_GPL(rds_conn_create);
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@@ -355,9 +358,9 @@
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 						const struct in6_addr *laddr,
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 						const struct in6_addr *faddr,
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 						struct rds_transport *trans,
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-						gfp_t gfp, int dev_if)
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+						u8 tos, gfp_t gfp, int dev_if)
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 {
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-	return __rds_conn_create(net, laddr, faddr, trans, gfp, 1, dev_if);
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+	return __rds_conn_create(net, laddr, faddr, trans, gfp, tos, 1, dev_if);
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 }
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 EXPORT_SYMBOL_GPL(rds_conn_create_outgoing);
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@@ -745,6 +748,7 @@
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 	cinfo->next_rx_seq = cp->cp_next_rx_seq;
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 	cinfo->laddr = conn->c_laddr.s6_addr32[3];
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 	cinfo->faddr = conn->c_faddr.s6_addr32[3];
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+	cinfo->tos = conn->c_tos;
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 	strncpy(cinfo->transport, conn->c_trans->t_name,
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 		sizeof(cinfo->transport));
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 	cinfo->flags = 0;
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@@ -913,6 +917,17 @@
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 }
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 EXPORT_SYMBOL_GPL(rds_conn_path_connect_if_down);
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+/* Check connectivity of all paths
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+ */
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+void rds_check_all_paths(struct rds_connection *conn)
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+{
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+	int i = 0;
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+
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+	do {
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+		rds_conn_path_connect_if_down(&conn->c_path[i]);
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+	} while (++i < conn->c_npaths);
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+}
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+
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 void rds_conn_connect_if_down(struct rds_connection *conn)
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 {
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 	WARN_ON(conn->c_trans->t_mp_capable);