/*
* 1. Reserve an RPC call slot
*/
static void
call_reserve(struct rpc_task *task)
{
struct rpc_clnt *clnt = task->tk_client;
dprintk("RPC: %4d call_reserve\n", task->tk_pid);
if (!clnt->cl_port) {
printk(KERN_NOTICE "%s: couldn't bind to server %s - %s.\n",
clnt->cl_protname, clnt->cl_server,
clnt->cl_softrtry? "giving up" : "retrying");
if (!clnt->cl_softrtry) {
rpc_delay(task, 5*HZ);
return;
}
rpc_exit(task, -EIO);
return;
}
if (!rpcauth_uptodatecred(task)) {
task->tk_action = call_refresh;
return;
}
task->tk_action = call_reserveresult;
task->tk_timeout = clnt->cl_timeout.to_resrvval;
task->tk_status = 0;
clnt->cl_stats->rpccnt++;
xprt_reserve(task);
}
/*
* 1b. Grok the result of xprt_reserve()
*/
static void
call_reserveresult(struct rpc_task *task)
{
dprintk("RPC: %4d call_reserveresult (status %d)\n",
task->tk_pid, task->tk_status);
/*
* After a call to xprt_reserve(), we must have either
* a request slot or else an error status.
*/
if ((task->tk_status >= 0 && !task->tk_rqstp) ||
(task->tk_status < 0 && task->tk_rqstp))
printk("call_reserveresult: status=%d, request=%p??\n",
task->tk_status, task->tk_rqstp);
if (task->tk_status >= 0) {
task->tk_action = call_allocate;
goto out;
} else if (task->tk_status == -EAGAIN) {
task->tk_timeout = task->tk_client->cl_timeout.to_resrvval;
task->tk_status = 0;
xprt_reserve(task);
goto out;
} else if (task->tk_status == -ETIMEDOUT) {
dprintk("RPC: task timed out\n");
task->tk_action = call_timeout;
goto out;
} else {
task->tk_action = NULL;
}
if (!task->tk_rqstp) {
printk("RPC: task has no request, exit EIO\n");
rpc_exit(task, -EIO);
}
out:
return;
}
/*
* 1. Reserve an RPC call slot
*/
static void
call_reserve(struct rpc_task *task)
{
struct rpc_clnt *clnt = task->tk_client;
if (task->tk_msg.rpc_proc > clnt->cl_maxproc) {
printk(KERN_WARNING "%s (vers %d): bad procedure number %d\n",
clnt->cl_protname, clnt->cl_vers, task->tk_msg.rpc_proc);
rpc_exit(task, -EIO);
return;
}
dprintk("RPC: %4d call_reserve\n", task->tk_pid);
if (!rpcauth_uptodatecred(task)) {
task->tk_action = call_refresh;
return;
}
task->tk_status = 0;
task->tk_action = call_reserveresult;
task->tk_timeout = clnt->cl_timeout.to_resrvval;
clnt->cl_stats->rpccnt++;
xprt_reserve(task);
}
