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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-08-31 15:44:52 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-09-22 23:25:00 -0400
commitda45828e2835057045150b318c4fbe9bb91f18dd (patch)
treeb04b3ae7fe4cf79c8af2f399f44d5db65995ac55 /net
parent76303992b4701124f4cd0791ae2049ab4332f02c (diff)
SUNRPC: Clean up soft task error handling
- Ensure that the task aborts the RPC call only when it has actually timed out. - Ensure that req->rq_majortimeo is initialised correctly. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/clnt.c34
-rw-r--r--net/sunrpc/xprt.c8
2 files changed, 15 insertions, 27 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 355e7863c0a..ceadb728f0d 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -863,15 +863,11 @@ call_bind_status(struct rpc_task *task)
dprintk("RPC: %4d remote rpcbind: RPC program/version unavailable\n",
task->tk_pid);
rpc_delay(task, 3*HZ);
- goto retry_bind;
+ goto retry_timeout;
case -ETIMEDOUT:
dprintk("RPC: %4d rpcbind request timed out\n",
task->tk_pid);
- if (RPC_IS_SOFT(task)) {
- status = -EIO;
- break;
- }
- goto retry_bind;
+ goto retry_timeout;
case -EPFNOSUPPORT:
dprintk("RPC: %4d remote rpcbind service unavailable\n",
task->tk_pid);
@@ -884,16 +880,13 @@ call_bind_status(struct rpc_task *task)
dprintk("RPC: %4d unrecognized rpcbind error (%d)\n",
task->tk_pid, -task->tk_status);
status = -EIO;
- break;
}
rpc_exit(task, status);
return;
-retry_bind:
- task->tk_status = 0;
- task->tk_action = call_bind;
- return;
+retry_timeout:
+ task->tk_action = call_timeout;
}
/*
@@ -941,14 +934,16 @@ call_connect_status(struct rpc_task *task)
switch (status) {
case -ENOTCONN:
- case -ETIMEDOUT:
case -EAGAIN:
task->tk_action = call_bind;
- break;
- default:
- rpc_exit(task, -EIO);
- break;
+ if (!RPC_IS_SOFT(task))
+ return;
+ /* if soft mounted, test if we've timed out */
+ case -ETIMEDOUT:
+ task->tk_action = call_timeout;
+ return;
}
+ rpc_exit(task, -EIO);
}
/*
@@ -1057,7 +1052,6 @@ call_status(struct rpc_task *task)
printk("%s: RPC call returned error %d\n",
clnt->cl_protname, -status);
rpc_exit(task, status);
- break;
}
}
@@ -1125,10 +1119,10 @@ call_decode(struct rpc_task *task)
clnt->cl_stats->rpcretrans++;
goto out_retry;
}
- printk(KERN_WARNING "%s: too small RPC reply size (%d bytes)\n",
+ dprintk("%s: too small RPC reply size (%d bytes)\n",
clnt->cl_protname, task->tk_status);
- rpc_exit(task, -EIO);
- return;
+ task->tk_action = call_timeout;
+ goto out_retry;
}
/*
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index e4f64fb58ff..a85f82baefc 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -585,13 +585,6 @@ static void xprt_connect_status(struct rpc_task *task)
task->tk_pid, -task->tk_status, task->tk_client->cl_server);
xprt_release_write(xprt, task);
task->tk_status = -EIO;
- return;
- }
-
- /* if soft mounted, just cause this RPC to fail */
- if (RPC_IS_SOFT(task)) {
- xprt_release_write(xprt, task);
- task->tk_status = -EIO;
}
}
@@ -829,6 +822,7 @@ static void xprt_request_init(struct rpc_task *task, struct rpc_xprt *xprt)
req->rq_bufsize = 0;
req->rq_xid = xprt_alloc_xid(xprt);
req->rq_release_snd_buf = NULL;
+ xprt_reset_majortimeo(req);
dprintk("RPC: %4d reserved req %p xid %08x\n", task->tk_pid,
req, ntohl(req->rq_xid));
}