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authorChuck Lever <chuck.lever@oracle.com>2020-05-12 17:13:34 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2020-06-11 13:33:48 -0400
commit911813d7a15221362d1655d246f3502c0f898c14 (patch)
tree31a274b58e8bb4ffc7a178db699de4ad1ae3a474 /include/trace
parentc509f15a5801605652126831d965751e8d602471 (diff)
SUNRPC: Trace transport lifetime events
Refactor: Hoist create/destroy/disconnect tracepoints out of xprtrdma and into the generic RPC client. Some benefits include: - Enable tracing of xprt lifetime events for the socket transport types - Expose the different types of disconnect to help run down issues with lingering connections Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/rpcrdma.h4
-rw-r--r--include/trace/events/sunrpc.h35
2 files changed, 35 insertions, 4 deletions
diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h
index 132c3c778a43..edb55eab4762 100644
--- a/include/trace/events/rpcrdma.h
+++ b/include/trace/events/rpcrdma.h
@@ -380,12 +380,8 @@ TRACE_EVENT(xprtrdma_inline_thresh,
DEFINE_CONN_EVENT(connect);
DEFINE_CONN_EVENT(disconnect);
-DEFINE_CONN_EVENT(flush_dct);
-DEFINE_RXPRT_EVENT(xprtrdma_create);
-DEFINE_RXPRT_EVENT(xprtrdma_op_destroy);
DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);
-DEFINE_RXPRT_EVENT(xprtrdma_op_close);
DEFINE_RXPRT_EVENT(xprtrdma_op_setport);
TRACE_EVENT(xprtrdma_op_connect,
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 4747803b370e..fc8a969ba306 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -724,6 +724,41 @@ DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_reset_connection);
DEFINE_RPC_SOCKET_EVENT(rpc_socket_close);
DEFINE_RPC_SOCKET_EVENT(rpc_socket_shutdown);
+DECLARE_EVENT_CLASS(rpc_xprt_lifetime_class,
+ 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))
+);
+
+#define DEFINE_RPC_XPRT_LIFETIME_EVENT(name) \
+ DEFINE_EVENT(rpc_xprt_lifetime_class, \
+ xprt_##name, \
+ TP_PROTO( \
+ const struct rpc_xprt *xprt \
+ ), \
+ TP_ARGS(xprt))
+
+DEFINE_RPC_XPRT_LIFETIME_EVENT(create);
+DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_auto);
+DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_done);
+DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_force);
+DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_cleanup);
+DEFINE_RPC_XPRT_LIFETIME_EVENT(destroy);
+
DECLARE_EVENT_CLASS(rpc_xprt_event,
TP_PROTO(
const struct rpc_xprt *xprt,