From: Michael Jeanson <mjeanson@efficios.com>
Date: Fri, 18 Nov 2022 17:27:19 +0000 (-0500)
Subject: Drop 'linux/perf_events.h' wrapper
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=0e41488f1d347fe2f4988acc4b7c63ee02fe4026;p=lttng-modules.git

Drop 'linux/perf_events.h' wrapper

Change-Id: Id4be9d9fbb70aa8213b12b2073a847cb81238993
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/include/wrapper/perf.h b/include/wrapper/perf.h
deleted file mode 100644
index 737e3b38..00000000
--- a/include/wrapper/perf.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
- *
- * wrapper/perf.h
- *
- * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- */
-
-#ifndef _LTTNG_WRAPPER_PERF_H
-#define _LTTNG_WRAPPER_PERF_H
-
-#include <linux/perf_event.h>
-
-#ifdef CONFIG_PERF_EVENTS
-
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0))
-static inline struct perf_event *
-wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr,
-				int cpu,
-				struct task_struct *task,
-				perf_overflow_handler_t callback)
-{
-	return perf_event_create_kernel_counter(attr, cpu, task, callback, NULL);
-}
-#else /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) */
-static inline struct perf_event *
-wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr,
-				int cpu,
-				struct task_struct *task,
-				perf_overflow_handler_t callback)
-{
-	return perf_event_create_kernel_counter(attr, cpu, task, callback);
-}
-#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,1,0)) */
-
-#endif /* CONFIG_PERF_EVENTS */
-
-#endif /* _LTTNG_WRAPPER_PERF_H */
diff --git a/src/lttng-context-perf-counters.c b/src/lttng-context-perf-counters.c
index 372f05e0..ac79d3ee 100644
--- a/src/lttng-context-perf-counters.c
+++ b/src/lttng-context-perf-counters.c
@@ -18,7 +18,6 @@
 #include <ringbuffer/frontend_types.h>
 #include <wrapper/cpu.h>
 #include <wrapper/vmalloc.h>
-#include <wrapper/perf.h>
 #include <lttng/tracer.h>
 
 static
@@ -126,8 +125,8 @@ int lttng_cpuhp_perf_counter_online(unsigned int cpu,
 	struct perf_event_attr *attr = perf_field->attr;
 	struct perf_event *pevent;
 
-	pevent = wrapper_perf_event_create_kernel_counter(attr,
-			cpu, NULL, overflow_callback);
+	pevent = perf_event_create_kernel_counter(attr,
+			cpu, NULL, overflow_callback, NULL);
 	if (!pevent || IS_ERR(pevent))
 		return -EINVAL;
 	if (pevent->state == PERF_EVENT_STATE_ERROR) {
@@ -188,8 +187,8 @@ int lttng_perf_counter_cpu_hp_callback(struct notifier_block *nb,
 	switch (action) {
 	case CPU_ONLINE:
 	case CPU_ONLINE_FROZEN:
-		pevent = wrapper_perf_event_create_kernel_counter(attr,
-				cpu, NULL, overflow_callback);
+		pevent = perf_event_create_kernel_counter(attr,
+				cpu, NULL, overflow_callback, NULL);
 		if (!pevent || IS_ERR(pevent))
 			return NOTIFY_BAD;
 		if (pevent->state == PERF_EVENT_STATE_ERROR) {
@@ -307,8 +306,8 @@ int lttng_add_perf_counter_to_ctx(uint32_t type,
 #endif
 		lttng_cpus_read_lock();
 		for_each_online_cpu(cpu) {
-			events[cpu] = wrapper_perf_event_create_kernel_counter(attr,
-						cpu, NULL, overflow_callback);
+			events[cpu] = perf_event_create_kernel_counter(attr,
+						cpu, NULL, overflow_callback, NULL);
 			if (!events[cpu] || IS_ERR(events[cpu])) {
 				ret = -EINVAL;
 				goto counter_error;