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sunrpc: Factor out udp sockets creation

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Make it look like the TCP sockets creation.
Unfortunately the git diff made the patch look messy :(

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>
This commit is contained in:
Pavel Emelyanov 2010-10-04 16:53:46 +04:00 committed by J. Bruce Fields
parent 58dddac9c5
commit b65c031061
1 changed files with 59 additions and 43 deletions
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100
net/sunrpc/xprtsock.c
View file

@ -1660,25 +1660,48 @@ static void xs_udp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock)
xs_udp_do_set_buffer_size(xprt);
}
/**
* xs_udp_connect_worker4 - set up a UDP socket
* @work: RPC transport to connect
*
* Invoked by a work queue tasklet.
*/
static void xs_udp_connect_worker4(struct work_struct *work)
static void xs_udp_setup_socket(struct sock_xprt *transport,
struct socket *(*create_sock)(struct rpc_xprt *,
struct sock_xprt *))
{
struct sock_xprt *transport =
container_of(work, struct sock_xprt, connect_worker.work);
struct rpc_xprt *xprt = &transport->xprt;
struct socket *sock = transport->sock;
int err, status = -EIO;
int status = -EIO;
if (xprt->shutdown)
goto out;
/* Start by resetting any existing state */
xs_reset_transport(transport);
sock = create_sock(xprt, transport);
if (IS_ERR(sock))
goto out;
dprintk("RPC: worker connecting xprt %p via %s to "
"%s (port %s)\n", xprt,
xprt->address_strings[RPC_DISPLAY_PROTO],
xprt->address_strings[RPC_DISPLAY_ADDR],
xprt->address_strings[RPC_DISPLAY_PORT]);
xs_udp_finish_connecting(xprt, sock);
status = 0;
out:
xprt_clear_connecting(xprt);
xprt_wake_pending_tasks(xprt, status);
}
/**
* xs_udp_connect_worker4 - set up a UDP socket
* @work: RPC transport to connect
*
* Invoked by a work queue tasklet.
*/
static struct socket *xs_create_udp_sock4(struct rpc_xprt *xprt,
struct sock_xprt *transport)
{
struct socket *sock;
int err;
err = __sock_create(xprt->xprt_net, PF_INET, SOCK_DGRAM, IPPROTO_UDP, &sock, 1);
if (err < 0) {
@ -1692,17 +1715,17 @@ static void xs_udp_connect_worker4(struct work_struct *work)
goto out;
}
dprintk("RPC: worker connecting xprt %p via %s to "
"%s (port %s)\n", xprt,
xprt->address_strings[RPC_DISPLAY_PROTO],
xprt->address_strings[RPC_DISPLAY_ADDR],
xprt->address_strings[RPC_DISPLAY_PORT]);
xs_udp_finish_connecting(xprt, sock);
status = 0;
return sock;
out:
xprt_clear_connecting(xprt);
xprt_wake_pending_tasks(xprt, status);
return ERR_PTR(err);
}
static void xs_udp_connect_worker4(struct work_struct *work)
{
struct sock_xprt *transport =
container_of(work, struct sock_xprt, connect_worker.work);
xs_udp_setup_socket(transport, xs_create_udp_sock4);
}
/**
@ -1711,19 +1734,12 @@ static void xs_udp_connect_worker4(struct work_struct *work)
*
* Invoked by a work queue tasklet.
*/
static void xs_udp_connect_worker6(struct work_struct *work)
static struct socket *xs_create_udp_sock6(struct rpc_xprt *xprt,
struct sock_xprt *transport)
{
struct sock_xprt *transport =
container_of(work, struct sock_xprt, connect_worker.work);
struct rpc_xprt *xprt = &transport->xprt;
struct socket *sock = transport->sock;
int err, status = -EIO;
if (xprt->shutdown)
goto out;
/* Start by resetting any existing state */
xs_reset_transport(transport);
struct socket *sock;
int err;
err = __sock_create(xprt->xprt_net, PF_INET6, SOCK_DGRAM, IPPROTO_UDP, &sock, 1);
if (err < 0) {
@ -1737,17 +1753,17 @@ static void xs_udp_connect_worker6(struct work_struct *work)
goto out;
}
dprintk("RPC: worker connecting xprt %p via %s to "
"%s (port %s)\n", xprt,
xprt->address_strings[RPC_DISPLAY_PROTO],
xprt->address_strings[RPC_DISPLAY_ADDR],
xprt->address_strings[RPC_DISPLAY_PORT]);
xs_udp_finish_connecting(xprt, sock);
status = 0;
return sock;
out:
xprt_clear_connecting(xprt);
xprt_wake_pending_tasks(xprt, status);
return ERR_PTR(err);
}
static void xs_udp_connect_worker6(struct work_struct *work)
{
struct sock_xprt *transport =
container_of(work, struct sock_xprt, connect_worker.work);
xs_udp_setup_socket(transport, xs_create_udp_sock6);
}
/*