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[RFC,01/15] SUNRPC: Replace dprintk() call site in xs_data_ready

Message ID 165030067347.5246.13241827912831647777.stgit@oracle-102.nfsv4.dev (mailing list archive)
State New
Headers show
Series Prototype implementation of RPC-with-TLS | expand

Commit Message

Chuck Lever III April 18, 2022, 4:51 p.m. UTC
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 include/trace/events/sunrpc.h |   20 ++++++++++++++++++++
 net/sunrpc/xprtsock.c         |    6 ++++--
 2 files changed, 24 insertions(+), 2 deletions(-)
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Patch

diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 3995c58a1c51..a66aa1f59ed8 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -1266,6 +1266,26 @@  TRACE_EVENT(xprt_reserve,
 	)
 );
 
+TRACE_EVENT(xs_data_ready,
+	TP_PROTO(
+		const struct rpc_xprt *xprt
+	),
+
+	TP_ARGS(xprt),
+
+	TP_STRUCT__entry(
+		__string(addr, xprt->address_strings[RPC_DISPLAY_ADDR])
+		__string(port, xprt->address_strings[RPC_DISPLAY_PORT])
+	),
+
+	TP_fast_assign(
+		__assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]);
+		__assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]);
+	),
+
+	TP_printk("peer=[%s]:%s", __get_str(addr), __get_str(port))
+);
+
 TRACE_EVENT(xs_stream_read_data,
 	TP_PROTO(struct rpc_xprt *xprt, ssize_t err, size_t total),
 
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 8ab64ea46870..e62d339ba589 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1378,7 +1378,7 @@  static void xs_udp_data_receive_workfn(struct work_struct *work)
 }
 
 /**
- * xs_data_ready - "data ready" callback for UDP sockets
+ * xs_data_ready - "data ready" callback for sockets
  * @sk: socket with data to read
  *
  */
@@ -1386,11 +1386,13 @@  static void xs_data_ready(struct sock *sk)
 {
 	struct rpc_xprt *xprt;
 
-	dprintk("RPC:       xs_data_ready...\n");
 	xprt = xprt_from_sock(sk);
 	if (xprt != NULL) {
 		struct sock_xprt *transport = container_of(xprt,
 				struct sock_xprt, xprt);
+
+		trace_xs_data_ready(xprt);
+
 		transport->old_data_ready(sk);
 		/* Any data means we had a useful conversation, so
 		 * then we don't need to delay the next reconnect