[lttng-modules.git] / wrapper / sched.h

/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
 *
 * src/wrapper/kprobes.h
 *
 * Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
 */

#ifndef _LTTNG_WRAPPER_SCHED_H
#define _LTTNG_WRAPPER_SCHED_H

#include <linux/sched.h>
#include <lttng-kernel-version.h>

#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0))

#define lttng_get_task_state(task)	READ_ONCE((task)->__state)
#define lttng_task_is_running(task)	task_is_running(task)

#else /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0) */

#define lttng_get_task_state(task)	((task)->state)
#define lttng_task_is_running(task)	(lttng_get_task_state(task) == TASK_RUNNING)

#endif /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0) */

#endif /* _LTTNG_WRAPPER_SCHED_H */
Commit	Line	Data
69a619a9 MJ	1	/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
	2	*
	3	* src/wrapper/kprobes.h
	4	*
	5	* Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
	6	*/
	7
	8	#ifndef _LTTNG_WRAPPER_SCHED_H
	9	#define _LTTNG_WRAPPER_SCHED_H
	10
	11	#include <linux/sched.h>
	12	#include <lttng-kernel-version.h>
	13
	14	#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0))
	15
	16	#define lttng_get_task_state(task) READ_ONCE((task)->__state)
	17	#define lttng_task_is_running(task) task_is_running(task)
	18
	19	#else /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0) */
	20
	21	#define lttng_get_task_state(task) ((task)->state)
	22	#define lttng_task_is_running(task) (lttng_get_task_state(task) == TASK_RUNNING)
	23
	24	#endif /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0) */
	25
	26	#endif /* _LTTNG_WRAPPER_SCHED_H */