Re: [PATCH 1/2] SUNRPC: Ensure that call_connect times out correctly

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Hey,

On 03/17/2014 02:40 PM, Trond Myklebust wrote:
> When the server is unavailable due to a networking error, etc, we want
> the RPC client to respect the timeout delays when attempting to reconnect.
> 
> Fixes: 561ec1603171 (SUNRPC: call_connect_status should recheck bind..)
> Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
> ---
>  net/sunrpc/clnt.c | 8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
> index 0edada973434..f22d3a115fda 100644
> --- a/net/sunrpc/clnt.c
> +++ b/net/sunrpc/clnt.c
> @@ -1798,10 +1798,6 @@ call_connect_status(struct rpc_task *task)
>  	trace_rpc_connect_status(task, status);
>  	task->tk_status = 0;
>  	switch (status) {
> -		/* if soft mounted, test if we've timed out */
> -	case -ETIMEDOUT:
> -		task->tk_action = call_timeout;
> -		return;
>  	case -ECONNREFUSED:
>  	case -ECONNRESET:
>  	case -ECONNABORTED:
> @@ -1812,7 +1808,9 @@ call_connect_status(struct rpc_task *task)
>  		if (RPC_IS_SOFTCONN(task))
>  			break;
>  	case -EAGAIN:
> -		task->tk_action = call_bind;
> +	case -ETIMEDOUT:
> +		/* Check if we've timed out before looping back to call_bind */
> +		task->tk_action = call_timeout;
>  		return;
>  	case 0:
>  		clnt->cl_stats->netreconn++;
> 
How is this support to work if the trunking code still ignores timeouts? 

[ 2076.045176] NFS: nfs4_discover_server_trunking after status -110, retrying

steved.
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