From c435da68b6d1adc71d46b7833bf2c568e4420839 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Fri, 3 Nov 2017 13:46:14 -0400 Subject: 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 Signed-off-by: Anna Schumaker --- include/trace/events/sunrpc.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'include') 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), -- cgit v1.2.3