mptcp: dump csum fields in mptcp_dump_mpext

In mptcp_dump_mpext, dump the csum fields, csum and csum_reqd in struct
mptcp_dump_mpext too.
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/trace/events/mptcp.h

@@ -73,6 +73,7 @@ DECLARE_EVENT_CLASS(mptcp_dump_mpext,
 		__field(u64, data_seq)
 		__field(u32, subflow_seq)
 		__field(u16, data_len)
+		__field(u16, csum)
 		__field(u8, use_map)
 		__field(u8, dsn64)
 		__field(u8, data_fin)
@@ -82,6 +83,7 @@ DECLARE_EVENT_CLASS(mptcp_dump_mpext,
 		__field(u8, frozen)
 		__field(u8, reset_transient)
 		__field(u8, reset_reason)
+		__field(u8, csum_reqd)
 	),
 
 	TP_fast_assign(
@@ -89,6 +91,7 @@ DECLARE_EVENT_CLASS(mptcp_dump_mpext,
 		__entry->data_seq = mpext->data_seq;
 		__entry->subflow_seq = mpext->subflow_seq;
 		__entry->data_len = mpext->data_len;
+		__entry->csum = (__force u16)mpext->csum;
 		__entry->use_map = mpext->use_map;
 		__entry->dsn64 = mpext->dsn64;
 		__entry->data_fin = mpext->data_fin;
@@ -98,16 +101,18 @@ DECLARE_EVENT_CLASS(mptcp_dump_mpext,
 		__entry->frozen = mpext->frozen;
 		__entry->reset_transient = mpext->reset_transient;
 		__entry->reset_reason = mpext->reset_reason;
+		__entry->csum_reqd = mpext->csum_reqd;
 	),
 
-	TP_printk("data_ack=%llu data_seq=%llu subflow_seq=%u data_len=%u use_map=%u dsn64=%u data_fin=%u use_ack=%u ack64=%u mpc_map=%u frozen=%u reset_transient=%u reset_reason=%u",
+	TP_printk("data_ack=%llu data_seq=%llu subflow_seq=%u data_len=%u csum=%x use_map=%u dsn64=%u data_fin=%u use_ack=%u ack64=%u mpc_map=%u frozen=%u reset_transient=%u reset_reason=%u csum_reqd=%u",
 		  __entry->data_ack, __entry->data_seq,
 		  __entry->subflow_seq, __entry->data_len,
-		  __entry->use_map, __entry->dsn64,
-		  __entry->data_fin, __entry->use_ack,
-		  __entry->ack64, __entry->mpc_map,
-		  __entry->frozen, __entry->reset_transient,
-		  __entry->reset_reason)
+		  __entry->csum, __entry->use_map,
+		  __entry->dsn64, __entry->data_fin,
+		  __entry->use_ack, __entry->ack64,
+		  __entry->mpc_map, __entry->frozen,
+		  __entry->reset_transient, __entry->reset_reason,
+		  __entry->csum_reqd)
 );
 
 DEFINE_EVENT(mptcp_dump_mpext, get_mapping_status,