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SUNRPC: Add a function to display the name of an RPC procedure

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Improve debugging messages in call_start() and call_verify() by having
them show the RPC procedure name instead of the procedure number.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2008-05-21 17:09:12 -04:00 committed by Trond Myklebust
parent 6fb1bc1030
commit 3748f1e447
1 changed files with 19 additions and 4 deletions
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23
net/sunrpc/clnt.c
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@ -690,6 +690,21 @@ rpc_restart_call(struct rpc_task *task)
} }
EXPORT_SYMBOL_GPL(rpc_restart_call); EXPORT_SYMBOL_GPL(rpc_restart_call);
#ifdef RPC_DEBUG
static const char *rpc_proc_name(const struct rpc_task *task)
{
const struct rpc_procinfo *proc = task->tk_msg.rpc_proc;
if (proc) {
if (proc->p_name)
return proc->p_name;
else
return "NULL";
} else
return "no proc";
}
#endif
/* /*
* 0. Initial state * 0. Initial state
* *
@ -701,9 +716,9 @@ call_start(struct rpc_task *task)
{ {
struct rpc_clnt *clnt = task->tk_client; struct rpc_clnt *clnt = task->tk_client;
dprintk("RPC: %5u call_start %s%d proc %d (%s)\n", task->tk_pid, dprintk("RPC: %5u call_start %s%d proc %s (%s)\n", task->tk_pid,
clnt->cl_protname, clnt->cl_vers, clnt->cl_protname, clnt->cl_vers,
task->tk_msg.rpc_proc->p_proc, rpc_proc_name(task),
(RPC_IS_ASYNC(task) ? "async" : "sync")); (RPC_IS_ASYNC(task) ? "async" : "sync"));
/* Increment call count */ /* Increment call count */
@ -1432,10 +1447,10 @@ call_verify(struct rpc_task *task)
error = -EPROTONOSUPPORT; error = -EPROTONOSUPPORT;
goto out_err; goto out_err;
case RPC_PROC_UNAVAIL: case RPC_PROC_UNAVAIL:
dprintk("RPC: %5u %s: proc %p unsupported by program %u, " dprintk("RPC: %5u %s: proc %s unsupported by program %u, "
"version %u on server %s\n", "version %u on server %s\n",
task->tk_pid, __func__, task->tk_pid, __func__,
task->tk_msg.rpc_proc, rpc_proc_name(task),
task->tk_client->cl_prog, task->tk_client->cl_prog,
task->tk_client->cl_vers, task->tk_client->cl_vers,
task->tk_client->cl_server); task->tk_client->cl_server);