Cleanup: Remove deprecated TODO file

[lttng-modules.git] / instrumentation / events / lttng-module / timer.h

diff --git a/instrumentation/events/lttng-module/timer.h b/instrumentation/events/lttng-module/timer.h
index a007fd211ac2e800f60f089b6f9e09eac52f82e8..503c5bc2bf7656867698a4c82c732da6a777f3a7 100644 (file)
--- a/instrumentation/events/lttng-module/timer.h
+++ b/instrumentation/events/lttng-module/timer.h
@@ -1,11 +1,11 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM timer
 
 #if !defined(LTTNG_TRACE_TIMER_H) || defined(TRACE_HEADER_MULTI_READ)
 #define LTTNG_TRACE_TIMER_H
 
-#include <probes/lttng-tracepoint-event.h>
+#include <lttng/tracepoint-event.h>
 
 #ifndef _TRACE_TIMER_DEF_
 #define _TRACE_TIMER_DEF_
@@ -45,7 +45,8 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(timer_class, timer_init,
        TP_ARGS(timer)
 )
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(3,10,0,957,0,0, 3,11,0,0,0,0))
 /**
  * timer_start - called when the timer is started
  * @timer:     pointer to struct timer_list
@@ -88,6 +89,27 @@ LTTNG_TRACEPOINT_EVENT(timer_start,
 )
 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,2,0))
+/**
+ * timer_expire_entry - called immediately before the timer callback
+ * @timer:     pointer to struct timer_list
+ *
+ * Allows to determine the timer latency.
+ */
+LTTNG_TRACEPOINT_EVENT(timer_expire_entry,
+
+       TP_PROTO(struct timer_list *timer, unsigned long baseclk),
+
+       TP_ARGS(timer, baseclk),
+
+       TP_FIELDS(
+               ctf_integer_hex(void *, timer, timer)
+               ctf_integer(unsigned long, now, jiffies)
+               ctf_integer_hex(void *, function, timer->function)
+               ctf_integer(unsigned long, baseclk, baseclk)
+       )
+)
+#else
 /**
  * timer_expire_entry - called immediately before the timer callback
  * @timer:     pointer to struct timer_list
@@ -106,6 +128,7 @@ LTTNG_TRACEPOINT_EVENT(timer_expire_entry,
                ctf_integer_hex(void *, function, timer->function)
        )
 )
+#endif
 
 /**
  * timer_expire_exit - called immediately after the timer callback returns
@@ -271,7 +294,26 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(timer_hrtimer_class, hrtimer_cancel,
  *             zero, otherwise it is started
  * @expires:   the itimers expiry time
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,5,0))
+LTTNG_TRACEPOINT_EVENT_MAP(itimer_state,
+
+       timer_itimer_state,
+
+       TP_PROTO(int which, const struct itimerspec64 *const value,
+                unsigned long long expires),
+
+       TP_ARGS(which, value, expires),
+
+       TP_FIELDS(
+               ctf_integer(int, which, which)
+               ctf_integer(unsigned long long, expires, expires)
+               ctf_integer(long, value_sec, value->it_value.tv_sec)
+               ctf_integer(long, value_nsec, value->it_value.tv_nsec)
+               ctf_integer(long, interval_sec, value->it_interval.tv_sec)
+               ctf_integer(long, interval_nsec, value->it_interval.tv_nsec)
+       )
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0))
 LTTNG_TRACEPOINT_EVENT_MAP(itimer_state,
 
        timer_itimer_state,
@@ -352,4 +394,4 @@ LTTNG_TRACEPOINT_EVENT_MAP(itimer_expire,
 #endif /*  LTTNG_TRACE_TIMER_H */
 
 /* This part must be outside protection */
-#include <probes/define_trace.h>
+#include <lttng/define_trace.h>