X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fsignal.h;h=2b1fac823972ca15e748c8519d794dfad825d3b7;hb=b7cdc18250880cc44edeef4a4b42c8ac7a135a6d;hp=6c484ba2f50064fefde47c824a6c3f6bb2151187;hpb=b90a7f303d6a661ad7b93cbdb249b741be305aed;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/signal.h b/instrumentation/events/lttng-module/signal.h
index 6c484ba2..2b1fac82 100644
--- a/instrumentation/events/lttng-module/signal.h
+++ b/instrumentation/events/lttng-module/signal.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0-only */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM signal
 
@@ -13,6 +13,18 @@
 #include <linux/signal.h>
 #include <linux/sched.h>
 #undef LTTNG_FIELDS_SIGINFO
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0) || \
+	LTTNG_RHEL_KERNEL_RANGE(4,18,0,147,0,0, 4,19,0,0,0,0))
+#define LTTNG_FIELDS_SIGINFO(info)				\
+		ctf_integer(int, errno,				\
+			(info == SEND_SIG_NOINFO || info == SEND_SIG_PRIV) ? \
+			0 :					\
+			info->si_errno)				\
+		ctf_integer(int, code,				\
+			(info == SEND_SIG_NOINFO) ? 		\
+			SI_USER : 				\
+			((info == SEND_SIG_PRIV) ? SI_KERNEL : info->si_code))
+#else /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0) */
 #define LTTNG_FIELDS_SIGINFO(info)				\
 		ctf_integer(int, errno,				\
 			(info == SEND_SIG_NOINFO || info == SEND_SIG_FORCED || info == SEND_SIG_PRIV) ? \
@@ -22,6 +34,7 @@
 			(info == SEND_SIG_NOINFO || info == SEND_SIG_FORCED) ? \
 			SI_USER : 				\
 			((info == SEND_SIG_PRIV) ? SI_KERNEL : info->si_code))
+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0) */
 #endif /* _TRACE_SIGNAL_DEF */
 
 /**
@@ -36,7 +49,8 @@
  * SEND_SIG_NOINFO means that si_code is SI_USER, and SEND_SIG_PRIV
  * means that si_code is SI_KERNEL.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0) || \
+	LTTNG_RHEL_KERNEL_RANGE(4,18,0,147,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(signal_generate,
 
 	TP_PROTO(int sig, struct kernel_siginfo *info, struct task_struct *task,
@@ -100,7 +114,8 @@ LTTNG_TRACEPOINT_EVENT(signal_generate,
  * This means, this can show which signals are actually delivered, but
  * matching generated signals and delivered signals may not be correct.
  */
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0) || \
+	LTTNG_RHEL_KERNEL_RANGE(4,18,0,147,0,0, 4,19,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(signal_deliver,
 
 	TP_PROTO(int sig, struct kernel_siginfo *info, struct k_sigaction *ka),