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RDS: TCP: Hooks to set up a single connection path

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This patch adds ->conn_path_connect callbacks in the rds_transport
that are used to set up a single connection path.

Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sowmini Varadhan
2016-06-30 16:11:16 -07:00
committed by David S. Miller
parent 2da43c4a1b
commit b04e8554f7
9 changed files with 20 additions and 17 deletions
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11
net/rds/tcp_connect.c
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@@ -74,17 +74,17 @@ out:
state_change(sk);
}
int rds_tcp_conn_connect(struct rds_connection *conn)
int rds_tcp_conn_path_connect(struct rds_conn_path *cp)
{
struct socket *sock = NULL;
struct sockaddr_in src, dest;
int ret;
struct rds_tcp_connection *tc = conn->c_transport_data;
struct rds_conn_path *cp = &conn->c_path[0];
struct rds_connection *conn = cp->cp_conn;
struct rds_tcp_connection *tc = cp->cp_transport_data;
mutex_lock(&tc->t_conn_path_lock);
if (rds_conn_up(conn)) {
if (rds_conn_path_up(cp)) {
mutex_unlock(&tc->t_conn_path_lock);
return 0;
}
@@ -118,6 +118,7 @@ int rds_tcp_conn_connect(struct rds_connection *conn)
ret = sock->ops->connect(sock, (struct sockaddr *)&dest, sizeof(dest),
O_NONBLOCK);
cp->cp_outgoing = 1;
rdsdebug("connect to address %pI4 returned %d\n", &conn->c_faddr, ret);
if (ret == -EINPROGRESS)
ret = 0;
@@ -125,7 +126,7 @@ int rds_tcp_conn_connect(struct rds_connection *conn)
rds_tcp_keepalive(sock);
sock = NULL;
} else {
rds_tcp_restore_callbacks(sock, conn->c_transport_data);
rds_tcp_restore_callbacks(sock, cp->cp_transport_data);
}
out: