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authorChuck Lever <chuck.lever@oracle.com>2017-11-03 13:46:14 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2017-11-17 16:43:45 -0500
commitc435da68b6d1adc71d46b7833bf2c568e4420839 (patch)
treebb48d5359c19881b713242d627b2f8d9e87dd099 /include
parentb2bfe5915d5fe7577221031a39ac722a0a2a1199 (diff)
sunrpc: Add rpc_request static trace point
Display information about the RPC procedure being requested in the trace log. This sometimes critical information cannot always be derived from other RPC trace entries. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include')
-rw-r--r--include/trace/events/sunrpc.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 82e5057c7707..d7c6dc739f66 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -70,6 +70,36 @@ TRACE_EVENT(rpc_connect_status,
__entry->status)
);
+TRACE_EVENT(rpc_request,
+ TP_PROTO(const struct rpc_task *task),
+
+ TP_ARGS(task),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, task_id)
+ __field(unsigned int, client_id)
+ __field(int, version)
+ __field(bool, async)
+ __string(progname, task->tk_client->cl_program->name)
+ __string(procname, rpc_proc_name(task))
+ ),
+
+ TP_fast_assign(
+ __entry->task_id = task->tk_pid;
+ __entry->client_id = task->tk_client->cl_clid;
+ __entry->version = task->tk_client->cl_vers;
+ __entry->async = RPC_IS_ASYNC(task);
+ __assign_str(progname, task->tk_client->cl_program->name)
+ __assign_str(procname, rpc_proc_name(task))
+ ),
+
+ TP_printk("task:%u@%u %sv%d %s (%ssync)",
+ __entry->task_id, __entry->client_id,
+ __get_str(progname), __entry->version,
+ __get_str(procname), __entry->async ? "a": ""
+ )
+);
+
DECLARE_EVENT_CLASS(rpc_task_running,
TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),