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Code Issues Releases Wiki Activity

SUNRPC: Trace call_refresh events

Browse source 
Clean up: Replace dprintk call sites.

Note that rpc_call_rpcerror() already has a trace point, so perhaps
adding trace_rpc_refresh_status() isn't necessary. However, it does
report a particular category of error.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2020-07-08 16:10:03 -04:00 committed by Anna Schumaker
parent 914cdcc78a
commit 7c8099f6ad
2 changed files with 5 additions and 6 deletions
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2
include/trace/events/sunrpc.h
View file

@ -262,6 +262,8 @@ DEFINE_RPC_STATUS_EVENT(call);
DEFINE_RPC_STATUS_EVENT(bind);
DEFINE_RPC_STATUS_EVENT(connect);
DEFINE_RPC_STATUS_EVENT(timeout);
DEFINE_RPC_STATUS_EVENT(retry_refresh);
DEFINE_RPC_STATUS_EVENT(refresh);
TRACE_EVENT(rpc_request,
TP_PROTO(const struct rpc_task *task),

9
net/sunrpc/clnt.c
View file

@ -1752,12 +1752,10 @@ call_refreshresult(struct rpc_task *task)
if (!task->tk_cred_retry)
break;
task->tk_cred_retry--;
dprintk("RPC: %5u %s: retry refresh creds\n",
task->tk_pid, __func__);
trace_rpc_retry_refresh_status(task);
return;
}
dprintk("RPC: %5u %s: refresh creds failed with error %d\n",
task->tk_pid, __func__, status);
trace_rpc_refresh_status(task);
rpc_call_rpcerror(task, status);
}
@ -1881,8 +1879,7 @@ call_encode(struct rpc_task *task)
} else {
task->tk_action = call_refresh;
task->tk_cred_retry--;
dprintk("RPC: %5u %s: retry refresh creds\n",
task->tk_pid, __func__);
trace_rpc_retry_refresh_status(task);
}
break;
default: