mirror of https://gitee.com/openkylin/linux.git
sunrpc: Factor out v4 sockets creation
The UDPv4 and TCPv4 socket creation callbacks now look very similar. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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@ -1631,6 +1631,30 @@ static inline void xs_reclassify_socket6(struct socket *sock)
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}
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#endif
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static struct socket *xs_create_sock4(struct rpc_xprt *xprt,
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struct sock_xprt *transport, int type, int protocol)
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{
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struct socket *sock;
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int err;
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err = __sock_create(xprt->xprt_net, PF_INET, type, protocol, &sock, 1);
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if (err < 0) {
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dprintk("RPC: can't create %d transport socket (%d).\n",
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protocol, -err);
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goto out;
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}
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xs_reclassify_socket4(sock);
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if (xs_bind4(transport, sock)) {
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sock_release(sock);
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goto out;
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}
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return sock;
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out:
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return ERR_PTR(err);
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}
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static void xs_udp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock)
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{
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struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt);
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@ -1700,24 +1724,7 @@ static void xs_udp_setup_socket(struct sock_xprt *transport,
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static struct socket *xs_create_udp_sock4(struct rpc_xprt *xprt,
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struct sock_xprt *transport)
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{
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struct socket *sock;
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int err;
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err = __sock_create(xprt->xprt_net, PF_INET, SOCK_DGRAM, IPPROTO_UDP, &sock, 1);
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if (err < 0) {
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dprintk("RPC: can't create UDP transport socket (%d).\n", -err);
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goto out;
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}
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xs_reclassify_socket4(sock);
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if (xs_bind4(transport, sock)) {
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sock_release(sock);
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goto out;
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}
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return sock;
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out:
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return ERR_PTR(err);
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return xs_create_sock4(xprt, transport, SOCK_DGRAM, IPPROTO_UDP);
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}
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static void xs_udp_connect_worker4(struct work_struct *work)
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@ -1943,25 +1950,7 @@ static void xs_tcp_setup_socket(struct sock_xprt *transport,
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static struct socket *xs_create_tcp_sock4(struct rpc_xprt *xprt,
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struct sock_xprt *transport)
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{
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struct socket *sock;
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int err;
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/* start from scratch */
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err = __sock_create(xprt->xprt_net, PF_INET, SOCK_STREAM, IPPROTO_TCP, &sock, 1);
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if (err < 0) {
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dprintk("RPC: can't create TCP transport socket (%d).\n",
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-err);
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goto out_err;
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}
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xs_reclassify_socket4(sock);
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if (xs_bind4(transport, sock) < 0) {
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sock_release(sock);
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goto out_err;
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}
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return sock;
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out_err:
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return ERR_PTR(-EIO);
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return xs_create_sock4(xprt, transport, SOCK_STREAM, IPPROTO_TCP);
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}
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/**
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