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authorChuck Lever <chuck.lever@oracle.com>2020-05-18 10:13:02 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2020-06-11 13:33:48 -0400
commit94afd9c489fe6720ea3f49084125344e22610880 (patch)
tree43266c98b139664653361d12c936bc90ac406959 /include/trace
parent5bffb00621b121c9f4726f1e755ad4246cf4b800 (diff)
SUNRPC: rpc_xprt lifetime events should record xprt->state
Help troubleshoot the logic that uses these flags. 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/sunrpc.h30
1 files changed, 29 insertions, 1 deletions
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 098c84750fb7..73193c79fcaa 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -835,6 +835,30 @@ DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_reset_connection);
DEFINE_RPC_SOCKET_EVENT(rpc_socket_close);
DEFINE_RPC_SOCKET_EVENT(rpc_socket_shutdown);
+TRACE_DEFINE_ENUM(XPRT_LOCKED);
+TRACE_DEFINE_ENUM(XPRT_CONNECTED);
+TRACE_DEFINE_ENUM(XPRT_CONNECTING);
+TRACE_DEFINE_ENUM(XPRT_CLOSE_WAIT);
+TRACE_DEFINE_ENUM(XPRT_BOUND);
+TRACE_DEFINE_ENUM(XPRT_BINDING);
+TRACE_DEFINE_ENUM(XPRT_CLOSING);
+TRACE_DEFINE_ENUM(XPRT_CONGESTED);
+TRACE_DEFINE_ENUM(XPRT_CWND_WAIT);
+TRACE_DEFINE_ENUM(XPRT_WRITE_SPACE);
+
+#define rpc_show_xprt_state(x) \
+ __print_flags(x, "|", \
+ { (1UL << XPRT_LOCKED), "LOCKED"}, \
+ { (1UL << XPRT_CONNECTED), "CONNECTED"}, \
+ { (1UL << XPRT_CONNECTING), "CONNECTING"}, \
+ { (1UL << XPRT_CLOSE_WAIT), "CLOSE_WAIT"}, \
+ { (1UL << XPRT_BOUND), "BOUND"}, \
+ { (1UL << XPRT_BINDING), "BINDING"}, \
+ { (1UL << XPRT_CLOSING), "CLOSING"}, \
+ { (1UL << XPRT_CONGESTED), "CONGESTED"}, \
+ { (1UL << XPRT_CWND_WAIT), "CWND_WAIT"}, \
+ { (1UL << XPRT_WRITE_SPACE), "WRITE_SPACE"})
+
DECLARE_EVENT_CLASS(rpc_xprt_lifetime_class,
TP_PROTO(
const struct rpc_xprt *xprt
@@ -843,16 +867,20 @@ DECLARE_EVENT_CLASS(rpc_xprt_lifetime_class,
TP_ARGS(xprt),
TP_STRUCT__entry(
+ __field(unsigned long, state)
__string(addr, xprt->address_strings[RPC_DISPLAY_ADDR])
__string(port, xprt->address_strings[RPC_DISPLAY_PORT])
),
TP_fast_assign(
+ __entry->state = xprt->state;
__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))
+ TP_printk("peer=[%s]:%s state=%s",
+ __get_str(addr), __get_str(port),
+ rpc_show_xprt_state(__entry->state))
);
#define DEFINE_RPC_XPRT_LIFETIME_EVENT(name) \