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Diffstat (limited to 'drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h')
-rw-r--r--drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h b/drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h
new file mode 100644
index 000000000..7738e2676
--- /dev/null
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h
@@ -0,0 +1,86 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * RDMA Network Block Driver
+ *
+ * Copyright (c) 2022 1&1 IONOS SE. All rights reserved.
+ */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM rtrs_clt
+
+#if !defined(_TRACE_RTRS_CLT_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_RTRS_CLT_H
+
+#include <linux/tracepoint.h>
+
+struct rtrs_clt_path;
+struct rtrs_clt_sess;
+
+TRACE_DEFINE_ENUM(RTRS_CLT_CONNECTING);
+TRACE_DEFINE_ENUM(RTRS_CLT_CONNECTING_ERR);
+TRACE_DEFINE_ENUM(RTRS_CLT_RECONNECTING);
+TRACE_DEFINE_ENUM(RTRS_CLT_CONNECTED);
+TRACE_DEFINE_ENUM(RTRS_CLT_CLOSING);
+TRACE_DEFINE_ENUM(RTRS_CLT_CLOSED);
+TRACE_DEFINE_ENUM(RTRS_CLT_DEAD);
+
+#define show_rtrs_clt_state(x) \
+ __print_symbolic(x, \
+ { RTRS_CLT_CONNECTING, "CONNECTING" }, \
+ { RTRS_CLT_CONNECTING_ERR, "CONNECTING_ERR" }, \
+ { RTRS_CLT_RECONNECTING, "RECONNECTING" }, \
+ { RTRS_CLT_CONNECTED, "CONNECTED" }, \
+ { RTRS_CLT_CLOSING, "CLOSING" }, \
+ { RTRS_CLT_CLOSED, "CLOSED" }, \
+ { RTRS_CLT_DEAD, "DEAD" })
+
+DECLARE_EVENT_CLASS(rtrs_clt_conn_class,
+ TP_PROTO(struct rtrs_clt_path *clt_path),
+
+ TP_ARGS(clt_path),
+
+ TP_STRUCT__entry(
+ __field(int, state)
+ __field(int, reconnect_attempts)
+ __field(int, max_reconnect_attempts)
+ __field(int, fail_cnt)
+ __field(int, success_cnt)
+ __array(char, sessname, NAME_MAX)
+ ),
+
+ TP_fast_assign(
+ struct rtrs_clt_sess *clt = clt_path->clt;
+
+ __entry->state = clt_path->state;
+ __entry->reconnect_attempts = clt_path->reconnect_attempts;
+ __entry->max_reconnect_attempts = clt->max_reconnect_attempts;
+ __entry->fail_cnt = clt_path->stats->reconnects.fail_cnt;
+ __entry->success_cnt = clt_path->stats->reconnects.successful_cnt;
+ memcpy(__entry->sessname, kobject_name(&clt_path->kobj), NAME_MAX);
+ ),
+
+ TP_printk("RTRS-CLT: sess='%s' state=%s attempts='%d' max-attempts='%d' fail='%d' success='%d'",
+ __entry->sessname,
+ show_rtrs_clt_state(__entry->state),
+ __entry->reconnect_attempts,
+ __entry->max_reconnect_attempts,
+ __entry->fail_cnt,
+ __entry->success_cnt
+ )
+);
+
+#define DEFINE_CLT_CONN_EVENT(name) \
+DEFINE_EVENT(rtrs_clt_conn_class, rtrs_##name, \
+ TP_PROTO(struct rtrs_clt_path *clt_path), \
+ TP_ARGS(clt_path))
+
+DEFINE_CLT_CONN_EVENT(clt_reconnect_work);
+DEFINE_CLT_CONN_EVENT(clt_close_conns);
+DEFINE_CLT_CONN_EVENT(rdma_error_recovery);
+
+#endif /* _TRACE_RTRS_CLT_H */
+
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+#define TRACE_INCLUDE_FILE rtrs-clt-trace
+#include <trace/define_trace.h>
+