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Commit 82476d9f authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker
Browse files

SUNRPC: Trace xprt_timer events 



Track RPC timeouts: report the XID and the server address to match
the content of network capture.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 9ab6d89e

include/trace/events/sunrpc.h

+4 −0
Original line number Diff line number Diff line
@@ -390,6 +390,10 @@ DECLARE_EVENT_CLASS(rpc_xprt_event, 
			__entry->status)

);



DEFINE_EVENT(rpc_xprt_event, xprt_timer,

	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),

	TP_ARGS(xprt, xid, status));



DEFINE_EVENT(rpc_xprt_event, xprt_lookup_rqst,

	TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),

	TP_ARGS(xprt, xid, status));

net/sunrpc/xprt.c

+1 −1
Original line number Diff line number Diff line
@@ -940,8 +940,8 @@ static void xprt_timer(struct rpc_task *task) 


	if (task->tk_status != -ETIMEDOUT)

		return;

	dprintk("RPC: %5u xprt_timer\n", task->tk_pid);



	trace_xprt_timer(xprt, req->rq_xid, task->tk_status);

	if (!req->rq_reply_bytes_recvd) {

		if (xprt->ops->timer)

			xprt->ops->timer(xprt, task);

net/sunrpc/xprtrdma/transport.c

+0 −2
Original line number Diff line number Diff line
@@ -516,8 +516,6 @@ xprt_rdma_set_port(struct rpc_xprt *xprt, u16 port) 
static void

xprt_rdma_timer(struct rpc_xprt *xprt, struct rpc_task *task)

{

	dprintk("RPC: %5u %s: xprt = %p\n", task->tk_pid, __func__, xprt);



	xprt_force_disconnect(xprt);

}