From dd576484bc381ed71620f625300c5e33c9c9c13e Mon Sep 17 00:00:00 2001
From: Michael Jeanson <mjeanson@efficios.com>
Date: Fri, 14 Apr 2023 15:09:25 -0400
Subject: [PATCH] Add support for RHEL 9.1

Change-Id: I2aaa8e385448b1e46c3c16edc4f36f2eb6906e76
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
 include/instrumentation/events/block.h | 15 ++++++++++-----
 include/instrumentation/events/sched.h |  6 ++++--
 include/wrapper/genhd.h                |  6 ++++--
 src/lttng-events.c                     |  3 ++-
 4 files changed, 20 insertions(+), 10 deletions(-)

diff --git a/include/instrumentation/events/block.h b/include/instrumentation/events/block.h
index c1c313ee..b856ea48 100644
--- a/include/instrumentation/events/block.h
+++ b/include/instrumentation/events/block.h
@@ -66,7 +66,8 @@ LTTNG_TRACEPOINT_ENUM(block_rq_type,
 #define lttng_bio_op(bio)	bio_op(bio)
 #define lttng_bio_rw(bio)	((bio)->bi_opf)
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 #ifdef CONFIG_LTTNG_EXPERIMENTAL_BITWISE_ENUM
 #define blk_rwbs_ctf_integer(type, rwbs, op, rw, bytes)			      \
 		ctf_enum(block_rq_type, type, rwbs,					      \
@@ -342,7 +343,8 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_abort,
 )
 #endif
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 /**
  * block_rq_requeue - place block IO request back on a queue
  * @rq: block IO operation request
@@ -438,7 +440,8 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_requeue,
  * do for the request. If @rq->bio is non-NULL then there is
  * additional work required to complete the request.
  */
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(block_rq_complete,
 
 	TP_PROTO(struct request *rq, blk_status_t error, unsigned int nr_bytes),
@@ -595,7 +598,8 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(block_rq_with_error, block_rq_complete,
 
 #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT_CLASS(block_rq,
 
 	TP_PROTO(struct request *rq),
@@ -1615,7 +1619,8 @@ LTTNG_TRACEPOINT_EVENT(block_bio_remap,
 )
 #endif
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 /**
  * block_rq_remap - map request for a block operation request
  * @rq: block IO operation request
diff --git a/include/instrumentation/events/sched.h b/include/instrumentation/events/sched.h
index c1c3df15..066a0f8e 100644
--- a/include/instrumentation/events/sched.h
+++ b/include/instrumentation/events/sched.h
@@ -20,7 +20,8 @@
 #ifndef _TRACE_SCHED_DEF_
 #define _TRACE_SCHED_DEF_
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 
 static inline long __trace_sched_switch_state(bool preempt,
 		unsigned int prev_state,
@@ -352,7 +353,8 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
  * Tracepoint for task switches, performed by the scheduler:
  */
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT(sched_switch,
 
 	TP_PROTO(bool preempt,
diff --git a/include/wrapper/genhd.h b/include/wrapper/genhd.h
index 4a59b68e..2992cb43 100644
--- a/include/wrapper/genhd.h
+++ b/include/wrapper/genhd.h
@@ -12,13 +12,15 @@
 #ifndef _LTTNG_WRAPPER_GENHD_H
 #define _LTTNG_WRAPPER_GENHD_H
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,18,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 #include <linux/blkdev.h>
 #else
 #include <linux/genhd.h>
 #endif
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 #define LTTNG_GENHD_FL_HIDDEN GENHD_FL_HIDDEN
 #else
 #define LTTNG_GENHD_FL_HIDDEN GENHD_FL_SUPPRESS_PARTITION_INFO
diff --git a/src/lttng-events.c b/src/lttng-events.c
index e9b56871..3c9251a0 100644
--- a/src/lttng-events.c
+++ b/src/lttng-events.c
@@ -49,7 +49,8 @@
 #include <ringbuffer/frontend.h>
 #include <wrapper/time.h>
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0) \
+	|| LTTNG_RHEL_KERNEL_RANGE(5,14,0,162,0,0, 5,15,0,0,0,0))
 #include <linux/stdarg.h>
 #else
 #include <stdarg.h>
-- 
2.34.1