SUNRPC: Retry rpcbind requests if the server's portmapper isn't up
After a server crash/reboot, rebinding should always retry, otherwise requests on "hard" mounts will fail when they shouldn't. Test plan: Run a lock-intensive workload against a server while rebooting the server repeatedly. Signed-off-by: Chuck Lever <cel@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -759,7 +759,8 @@ call_bind_status(struct rpc_task *task)
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case -EACCES:
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dprintk("RPC: %4d remote rpcbind: RPC program/version unavailable\n",
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task->tk_pid);
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break;
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rpc_delay(task, 3*HZ);
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goto retry_bind;
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case -ETIMEDOUT:
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dprintk("RPC: %4d rpcbind request timed out\n",
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task->tk_pid);
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