[dpdk-dev] [PATCH v7 17/32] eal/trace: add alarm tracepoints

[jerinj at marvell.com]

From: Jerin Jacob <jerinj at marvell.com>

Add following alarm related trace points.

- rte_trace_lib_eal_alarm_set()
- rte_trace_lib_eal_alarm_cancel()

Signed-off-by: Jerin Jacob <jerinj at marvell.com>
---
 .../common/eal_common_trace_points.c          |  9 ++++++++
 lib/librte_eal/freebsd/eal_alarm.c            |  3 +++
 lib/librte_eal/include/rte_eal_trace.h        | 21 +++++++++++++++++++
 lib/librte_eal/linux/eal_alarm.c              |  4 ++++
 lib/librte_eal/rte_eal_version.map            |  2 ++
 5 files changed, 39 insertions(+)

diff --git a/lib/librte_eal/common/eal_common_trace_points.c b/lib/librte_eal/common/eal_common_trace_points.c
index d37289f81..ba9c8e407 100644
--- a/lib/librte_eal/common/eal_common_trace_points.c
+++ b/lib/librte_eal/common/eal_common_trace_points.c
@@ -23,6 +23,9 @@ RTE_TRACE_POINT_DEFINE(rte_eal_trace_generic_ptr);
 RTE_TRACE_POINT_DEFINE(rte_eal_trace_generic_str);
 RTE_TRACE_POINT_DEFINE(rte_eal_trace_generic_func);
 
+RTE_TRACE_POINT_DEFINE(rte_eal_trace_alarm_set);
+RTE_TRACE_POINT_DEFINE(rte_eal_trace_alarm_cancel);
+
 RTE_INIT(eal_trace_init)
 {
 	RTE_TRACE_POINT_REGISTER(rte_eal_trace_generic_void,
@@ -57,4 +60,10 @@ RTE_INIT(eal_trace_init)
 				 lib.eal.generic.string);
 	RTE_TRACE_POINT_REGISTER(rte_eal_trace_generic_func,
 				 lib.eal.generic.func);
+
+	RTE_TRACE_POINT_REGISTER(rte_eal_trace_alarm_set,
+				 lib.eal.alarm.set);
+	RTE_TRACE_POINT_REGISTER(rte_eal_trace_alarm_cancel,
+				 lib.eal.alarm.cancel);
+
 }
diff --git a/lib/librte_eal/freebsd/eal_alarm.c b/lib/librte_eal/freebsd/eal_alarm.c
index 51ea4b8c0..c38b2e04f 100644
--- a/lib/librte_eal/freebsd/eal_alarm.c
+++ b/lib/librte_eal/freebsd/eal_alarm.c
@@ -17,6 +17,7 @@
 #include <rte_errno.h>
 #include <rte_interrupts.h>
 #include <rte_spinlock.h>
+#include <rte_eal_trace.h>
 
 #include "eal_private.h"
 #include "eal_alarm_private.h"
@@ -223,6 +224,7 @@ rte_eal_alarm_set(uint64_t us, rte_eal_alarm_callback cb_fn, void *cb_arg)
 
 	rte_spinlock_unlock(&alarm_list_lk);
 
+	rte_eal_trace_alarm_set(us, cb_fn, cb_arg, ret);
 	return ret;
 }
 
@@ -310,5 +312,6 @@ rte_eal_alarm_cancel(rte_eal_alarm_callback cb_fn, void *cb_arg)
 
 	rte_spinlock_unlock(&alarm_list_lk);
 
+	rte_eal_trace_alarm_cancel(cb_fn, cb_arg, count);
 	return count;
 }
diff --git a/lib/librte_eal/include/rte_eal_trace.h b/lib/librte_eal/include/rte_eal_trace.h
index fe9776d80..5de8ce856 100644
--- a/lib/librte_eal/include/rte_eal_trace.h
+++ b/lib/librte_eal/include/rte_eal_trace.h
@@ -15,6 +15,7 @@
 extern "C" {
 #endif
 
+#include <rte_alarm.h>
 #include <rte_trace_point.h>
 
 /* Generic */
@@ -115,6 +116,26 @@ RTE_TRACE_POINT(
 
 #define RTE_TRACE_LIB_EAL_GENERIC_FUNC rte_eal_trace_generic_func(__func__)
 
+/* Alarm */
+RTE_TRACE_POINT(
+	rte_eal_trace_alarm_set,
+	RTE_TRACE_POINT_ARGS(uint64_t us, rte_eal_alarm_callback cb_fn,
+			     void *cb_arg, int rc),
+	rte_trace_point_emit_u64(us);
+	rte_trace_point_emit_ptr(cb_fn);
+	rte_trace_point_emit_ptr(cb_arg);
+	rte_trace_point_emit_int(rc);
+)
+
+RTE_TRACE_POINT(
+	rte_eal_trace_alarm_cancel,
+	RTE_TRACE_POINT_ARGS(rte_eal_alarm_callback cb_fn, void *cb_arg,
+			     int count),
+	rte_trace_point_emit_ptr(cb_fn);
+	rte_trace_point_emit_ptr(cb_arg);
+	rte_trace_point_emit_int(count);
+)
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eal/linux/eal_alarm.c b/lib/librte_eal/linux/eal_alarm.c
index 0924c9205..3252c6fa5 100644
--- a/lib/librte_eal/linux/eal_alarm.c
+++ b/lib/librte_eal/linux/eal_alarm.c
@@ -20,6 +20,8 @@
 #include <rte_lcore.h>
 #include <rte_errno.h>
 #include <rte_spinlock.h>
+#include <rte_eal_trace.h>
+
 #include <eal_private.h>
 
 #ifndef	TFD_NONBLOCK
@@ -172,6 +174,7 @@ rte_eal_alarm_set(uint64_t us, rte_eal_alarm_callback cb_fn, void *cb_arg)
 	}
 	rte_spinlock_unlock(&alarm_list_lk);
 
+	rte_eal_trace_alarm_set(us, cb_fn, cb_arg, ret);
 	return ret;
 }
 
@@ -240,5 +243,6 @@ rte_eal_alarm_cancel(rte_eal_alarm_callback cb_fn, void *cb_arg)
 	else if (err)
 		rte_errno = err;
 
+	rte_eal_trace_alarm_cancel(cb_fn, cb_arg, count);
 	return count;
 }
diff --git a/lib/librte_eal/rte_eal_version.map b/lib/librte_eal/rte_eal_version.map
index c333ac900..4cba9a55d 100644
--- a/lib/librte_eal/rte_eal_version.map
+++ b/lib/librte_eal/rte_eal_version.map
@@ -357,6 +357,8 @@ EXPERIMENTAL {
 	rte_trace_regexp;
 	rte_trace_save;
 
+	__rte_trace_lib_eal_alarm_cancel;
+	__rte_trace_lib_eal_alarm_set;
 	__rte_trace_lib_eal_generic_double;
 	__rte_trace_lib_eal_generic_float;
 	__rte_trace_lib_eal_generic_func;
-- 
2.25.1