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SUNRPC: soft connect semantics for UDP 

Introduce soft connect behavior for UDP transports.  In this case, a
major timeout returns ETIMEDOUT instead of EIO.

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 2009-12-03 15:58:56 -05:00 committed by Trond Myklebust
parent caabea8a56
commit 3a28becc35
1 changed files with 4 additions and 0 deletions
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4
net/sunrpc/clnt.c
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@ -1380,6 +1380,10 @@ call_timeout(struct rpc_task *task)
dprintk("RPC: %5u call_timeout (major)\n", task->tk_pid);
task->tk_timeouts++;
if (RPC_IS_SOFTCONN(task)) {
rpc_exit(task, -ETIMEDOUT);
return;
}
if (RPC_IS_SOFT(task)) {
if (clnt->cl_chatty)
printk(KERN_NOTICE "%s: server %s not responding, timed out\n",