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

#undef TRACE_SYSTEM
#define TRACE_SYSTEM sched

#if !defined(LTTNG_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ)
#define LTTNG_TRACE_SCHED_H

#include <probes/lttng-tracepoint-event.h>
#include <linux/sched.h>
#include <linux/pid_namespace.h>
#include <linux/binfmts.h>
#include <linux/version.h>
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
#include <linux/sched/rt.h>
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0))
#define lttng_proc_inum ns.inum
#else
#define lttng_proc_inum proc_inum
#endif

#define LTTNG_MAX_PID_NS_LEVEL 32

#ifndef _TRACE_SCHED_DEF_
#define _TRACE_SCHED_DEF_

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0))

static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p)
{
#ifdef CONFIG_SCHED_DEBUG
	BUG_ON(p != current);
#endif /* CONFIG_SCHED_DEBUG */
	/*
	 * Preemption ignores task state, therefore preempted tasks are always RUNNING
	 * (we will not have dequeued if state != RUNNING).
	 */
	return preempt ? TASK_RUNNING | TASK_STATE_MAX : p->state;
}

#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0))

static inline long __trace_sched_switch_state(struct task_struct *p)
{
	long state = p->state;

#ifdef CONFIG_PREEMPT
#ifdef CONFIG_SCHED_DEBUG
	BUG_ON(p != current);
#endif /* CONFIG_SCHED_DEBUG */
	/*
	 * For all intents and purposes a preempted task is a running task.
	 */
	if (preempt_count() & PREEMPT_ACTIVE)
		state = TASK_RUNNING | TASK_STATE_MAX;
#endif	/* CONFIG_PREEMPT */

	return state;
}

#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0))

static inline long __trace_sched_switch_state(struct task_struct *p)
{
	long state = p->state;

#ifdef CONFIG_PREEMPT
	/*
	 * For all intents and purposes a preempted task is a running task.
	 */
	if (task_preempt_count(p) & PREEMPT_ACTIVE)
		state = TASK_RUNNING | TASK_STATE_MAX;
#endif

	return state;
}

#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))

static inline long __trace_sched_switch_state(struct task_struct *p)
{
	long state = p->state;

#ifdef CONFIG_PREEMPT
	/*
	 * For all intents and purposes a preempted task is a running task.
	 */
	if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
		state = TASK_RUNNING | TASK_STATE_MAX;
#endif

	return state;
}

#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))

static inline long __trace_sched_switch_state(struct task_struct *p)
{
	long state = p->state;

#ifdef CONFIG_PREEMPT
	/*
	 * For all intents and purposes a preempted task is a running task.
	 */
	if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
		state = TASK_RUNNING;
#endif

	return state;
}

#endif

#endif /* _TRACE_SCHED_DEF_ */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,7,0))
LTTNG_TRACEPOINT_ENUM(lttng_sched_policy,
	TP_ENUM_VALUES(
		ctf_enum_value("SCHED_NORMAL", SCHED_NORMAL)
		ctf_enum_value("SCHED_FIFO", SCHED_FIFO)
		ctf_enum_value("SCHED_RR", SCHED_RR)
		ctf_enum_value("SCHED_BATCH", SCHED_BATCH)
		ctf_enum_value("SCHED_IDLE", SCHED_IDLE)
		ctf_enum_value("SCHED_DEADLINE", SCHED_DEADLINE)
	)
)
#endif

/*
 * Tracepoint for calling kthread_stop, performed to end a kthread:
 */
LTTNG_TRACEPOINT_EVENT(sched_kthread_stop,

	TP_PROTO(struct task_struct *t),

	TP_ARGS(t),

	TP_FIELDS(
		ctf_array_text(char, comm, t->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, t->pid)
	)
)

/*
 * Tracepoint for the return value of the kthread stopping:
 */
LTTNG_TRACEPOINT_EVENT(sched_kthread_stop_ret,

	TP_PROTO(int ret),

	TP_ARGS(ret),

	TP_FIELDS(
		ctf_integer(int, ret, ret)
	)
)

/*
 * Tracepoint for waking up a task:
 */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0) || \
	LTTNG_RT_KERNEL_RANGE(4,1,10,11, 4,2,0,0))
LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,

	TP_PROTO(struct task_struct *p),

	TP_ARGS(p),

	TP_FIELDS(
		ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, p->pid)
		ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
		ctf_integer(int, target_cpu, task_cpu(p))
	)
)
#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
	TP_PROTO(struct task_struct *p, int success),

	TP_ARGS(p, success),
#else
	TP_PROTO(struct rq *rq, struct task_struct *p, int success),

	TP_ARGS(rq, p, success),
#endif

	TP_FIELDS(
		ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, p->pid)
		ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
		ctf_integer(int, success, success)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
		ctf_integer(int, target_cpu, task_cpu(p))
#endif
	)
)
#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0) || \
	LTTNG_RT_KERNEL_RANGE(4,1,10,11, 4,2,0,0))

/*
 * Tracepoint called when waking a task; this tracepoint is guaranteed to be
 * called from the waking context.
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_waking,
	     TP_PROTO(struct task_struct *p),
	     TP_ARGS(p))

/*
 * Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG.
 * It it not always called from the waking context.
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
	     TP_PROTO(struct task_struct *p),
	     TP_ARGS(p))

/*
 * Tracepoint for waking up a new task:
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
	     TP_PROTO(struct task_struct *p),
	     TP_ARGS(p))

#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))

LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
	     TP_PROTO(struct task_struct *p, int success),
	     TP_ARGS(p, success))

/*
 * Tracepoint for waking up a new task:
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
	     TP_PROTO(struct task_struct *p, int success),
	     TP_ARGS(p, success))

#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */

LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
	     TP_PROTO(struct rq *rq, struct task_struct *p, int success),
	     TP_ARGS(rq, p, success))

/*
 * Tracepoint for waking up a new task:
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
	     TP_PROTO(struct rq *rq, struct task_struct *p, int success),
	     TP_ARGS(rq, p, success))

#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */

/*
 * Tracepoint for task switches, performed by the scheduler:
 */
LTTNG_TRACEPOINT_EVENT(sched_switch,

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0))
	TP_PROTO(bool preempt,
		 struct task_struct *prev,
		 struct task_struct *next),

	TP_ARGS(preempt, prev, next),
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
	TP_PROTO(struct task_struct *prev,
		 struct task_struct *next),

	TP_ARGS(prev, next),
#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
	TP_PROTO(struct rq *rq, struct task_struct *prev,
		 struct task_struct *next),

	TP_ARGS(rq, prev, next),
#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */

	TP_FIELDS(
		ctf_array_text(char, prev_comm,	prev->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, prev_tid, prev->pid)
		ctf_integer(int, prev_prio, prev->prio - MAX_RT_PRIO)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0))
		ctf_integer(long, prev_state, __trace_sched_switch_state(preempt, prev))
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
		ctf_integer(long, prev_state, __trace_sched_switch_state(prev))
#else
		ctf_integer(long, prev_state, prev->state)
#endif
		ctf_array_text(char, next_comm, next->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, next_tid, next->pid)
		ctf_integer(int, next_prio, next->prio - MAX_RT_PRIO)
	)
)

/*
 * Tracepoint for a task being migrated:
 */
LTTNG_TRACEPOINT_EVENT(sched_migrate_task,

	TP_PROTO(struct task_struct *p, int dest_cpu),

	TP_ARGS(p, dest_cpu),

	TP_FIELDS(
		ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, p->pid)
		ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
		ctf_integer(int, orig_cpu, task_cpu(p))
		ctf_integer(int, dest_cpu, dest_cpu)
	)
)

LTTNG_TRACEPOINT_EVENT_CLASS(sched_process_template,

	TP_PROTO(struct task_struct *p),

	TP_ARGS(p),

	TP_FIELDS(
		ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, p->pid)
		ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
	)
)

/*
 * Tracepoint for freeing a task:
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_free,
	     TP_PROTO(struct task_struct *p),
	     TP_ARGS(p))


/*
 * Tracepoint for a task exiting:
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_exit,
	     TP_PROTO(struct task_struct *p),
	     TP_ARGS(p))

/*
 * Tracepoint for waiting on task to unschedule:
 */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task,
	TP_PROTO(struct task_struct *p),
	TP_ARGS(p))
#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task,
	TP_PROTO(struct rq *rq, struct task_struct *p),
	TP_ARGS(rq, p))
#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */

/*
 * Tracepoint for a waiting task:
 */
LTTNG_TRACEPOINT_EVENT(sched_process_wait,

	TP_PROTO(struct pid *pid),

	TP_ARGS(pid),

	TP_FIELDS(
		ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, pid_nr(pid))
		ctf_integer(int, prio, current->prio - MAX_RT_PRIO)
	)
)

/*
 * Tracepoint for do_fork.
 * Saving both TID and PID information, especially for the child, allows
 * trace analyzers to distinguish between creation of a new process and
 * creation of a new thread. Newly created processes will have child_tid
 * == child_pid, while creation of a thread yields to child_tid !=
 * child_pid.
 */
LTTNG_TRACEPOINT_EVENT_CODE(sched_process_fork,

	TP_PROTO(struct task_struct *parent, struct task_struct *child),

	TP_ARGS(parent, child),

	TP_locvar(
		pid_t vtids[LTTNG_MAX_PID_NS_LEVEL];
		unsigned int ns_level;
	),

	TP_code_pre(
		if (child) {
			struct pid *child_pid;
			unsigned int i;

			child_pid = task_pid(child);
			tp_locvar->ns_level =
				min_t(unsigned int, child_pid->level + 1,
					LTTNG_MAX_PID_NS_LEVEL);
			for (i = 0; i < tp_locvar->ns_level; i++)
				tp_locvar->vtids[i] = child_pid->numbers[i].nr;
		}
	),

	TP_FIELDS(
		ctf_array_text(char, parent_comm, parent->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, parent_tid, parent->pid)
		ctf_integer(pid_t, parent_pid, parent->tgid)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
		ctf_integer(unsigned int, parent_ns_inum,
			({
				unsigned int parent_ns_inum = 0;

				if (parent) {
					struct pid_namespace *pid_ns;

					pid_ns = task_active_pid_ns(parent);
					if (pid_ns)
						parent_ns_inum =
							pid_ns->lttng_proc_inum;
				}
				parent_ns_inum;
			}))
#endif
		ctf_array_text(char, child_comm, child->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, child_tid, child->pid)
		ctf_sequence(pid_t, vtids, tp_locvar->vtids, u8, tp_locvar->ns_level)
		ctf_integer(pid_t, child_pid, child->tgid)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
		ctf_integer(unsigned int, child_ns_inum,
			({
				unsigned int child_ns_inum = 0;

				if (child) {
					struct pid_namespace *pid_ns;

					pid_ns = task_active_pid_ns(child);
					if (pid_ns)
						child_ns_inum =
							pid_ns->lttng_proc_inum;
				}
				child_ns_inum;
			}))
#endif
		ctf_integer(int, prio, child->prio - MAX_RT_PRIO)
		ctf_enum(lttng_sched_policy, unsigned int, policy, child->policy)
		ctf_integer(int, nice, task_nice(child))
		ctf_integer(unsigned int, rt_priority, child->rt_priority)
		ctf_integer(u64, dl_runtime, child->dl.dl_runtime)
		ctf_integer(u64, dl_deadline, child->dl.dl_deadline)
		ctf_integer(u64, dl_period, child->dl.dl_period)
	),

	TP_code_post()
)

#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
/*
 * Tracepoint for sending a signal:
 */
LTTNG_TRACEPOINT_EVENT(sched_signal_send,

	TP_PROTO(int sig, struct task_struct *p),

	TP_ARGS(sig, p),

	TP_FIELDS(
		ctf_integer(int, sig, sig)
		ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, p->pid)
	)
)
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
/*
 * Tracepoint for exec:
 */
LTTNG_TRACEPOINT_EVENT(sched_process_exec,

	TP_PROTO(struct task_struct *p, pid_t old_pid,
		 struct linux_binprm *bprm),

	TP_ARGS(p, old_pid, bprm),

	TP_FIELDS(
		ctf_string(filename, bprm->filename)
		ctf_integer(pid_t, tid, p->pid)
		ctf_integer(pid_t, old_tid, old_pid)
	)
)
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
/*
 * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
 *     adding sched_stat support to SCHED_FIFO/RR would be welcome.
 */
LTTNG_TRACEPOINT_EVENT_CLASS(sched_stat_template,

	TP_PROTO(struct task_struct *tsk, u64 delay),

	TP_ARGS(tsk, delay),

	TP_FIELDS(
		ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, tsk->pid)
		ctf_integer(u64, delay, delay)
	)
)


/*
 * Tracepoint for accounting wait time (time the task is runnable
 * but not actually running due to scheduler contention).
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_wait,
	     TP_PROTO(struct task_struct *tsk, u64 delay),
	     TP_ARGS(tsk, delay))

/*
 * Tracepoint for accounting sleep time (time the task is not runnable,
 * including iowait, see below).
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_sleep,
	     TP_PROTO(struct task_struct *tsk, u64 delay),
	     TP_ARGS(tsk, delay))

/*
 * Tracepoint for accounting iowait time (time the task is not runnable
 * due to waiting on IO to complete).
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_iowait,
	     TP_PROTO(struct task_struct *tsk, u64 delay),
	     TP_ARGS(tsk, delay))

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
/*
 * Tracepoint for accounting blocked time (time the task is in uninterruptible).
 */
LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_blocked,
	     TP_PROTO(struct task_struct *tsk, u64 delay),
	     TP_ARGS(tsk, delay))
#endif

/*
 * Tracepoint for accounting runtime (time the task is executing
 * on a CPU).
 */
LTTNG_TRACEPOINT_EVENT(sched_stat_runtime,

	TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),

	TP_ARGS(tsk, runtime, vruntime),

	TP_FIELDS(
		ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, tsk->pid)
		ctf_integer(u64, runtime, runtime)
		ctf_integer(u64, vruntime, vruntime)
	)
)
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
/*
 * Tracepoint for showing priority inheritance modifying a tasks
 * priority.
 */
LTTNG_TRACEPOINT_EVENT(sched_pi_setprio,

	TP_PROTO(struct task_struct *tsk, int newprio),

	TP_ARGS(tsk, newprio),

	TP_FIELDS(
		ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, tsk->pid)
		ctf_integer(int, oldprio, tsk->prio - MAX_RT_PRIO)
		ctf_integer(int, newprio, newprio - MAX_RT_PRIO)
	)
)
#endif

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,7,0))
/*
 * Tracepoint for priority changes of a task.
 */
LTTNG_TRACEPOINT_EVENT(sched_update_prio,

	TP_PROTO(struct task_struct *tsk),

	TP_ARGS(tsk),

	TP_FIELDS(
		ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
		ctf_integer(pid_t, tid, tsk->pid)
		ctf_integer(int, prio, tsk->prio - MAX_RT_PRIO)
		ctf_enum(lttng_sched_policy, unsigned int, policy, tsk->policy)
		ctf_integer(int, nice, task_nice(tsk))
		ctf_integer(unsigned int, rt_priority, tsk->rt_priority)
		ctf_integer(u64, dl_runtime, tsk->dl.dl_runtime)
		ctf_integer(u64, dl_deadline, tsk->dl.dl_deadline)
		ctf_integer(u64, dl_period, tsk->dl.dl_period)
	)
)
#endif

#endif /* LTTNG_TRACE_SCHED_H */

/* This part must be outside protection */
#include <probes/define_trace.h>
Commit	Line	Data
f62b389e MD	1	#undef TRACE_SYSTEM
	2	#define TRACE_SYSTEM sched
	3
3bc29f0a MD	4	#if !defined(LTTNG_TRACE_SCHED_H) \|\| defined(TRACE_HEADER_MULTI_READ)
3bc29f0a MD	5	#define LTTNG_TRACE_SCHED_H
f62b389e	6
6ec43db8	7	#include <probes/lttng-tracepoint-event.h>
f62b389e	8	#include <linux/sched.h>
7bbf55ea	9	#include <linux/pid_namespace.h>
7c68b363 AG	10	#include <linux/binfmts.h>
7c68b363 AG	11	#include <linux/version.h>
090db00e MJ	12	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
	13	#include <linux/sched/rt.h>
	14	#endif
f62b389e	15
7bbf55ea SL	16	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0))
	17	#define lttng_proc_inum ns.inum
	18	#else
	19	#define lttng_proc_inum proc_inum
	20	#endif
	21
	22	#define LTTNG_MAX_PID_NS_LEVEL 32
	23
f62b389e MD	24	#ifndef _TRACE_SCHED_DEF_
	25	#define _TRACE_SCHED_DEF_
	26
3ee729fe MD	27	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0))
	28
	29	static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p)
	30	{
	31	#ifdef CONFIG_SCHED_DEBUG
	32	BUG_ON(p != current);
	33	#endif /* CONFIG_SCHED_DEBUG */
	34	/*
	35	* Preemption ignores task state, therefore preempted tasks are always RUNNING
	36	* (we will not have dequeued if state != RUNNING).
	37	*/
	38	return preempt ? TASK_RUNNING \| TASK_STATE_MAX : p->state;
	39	}
	40
	41	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0))
857b6f4f MD	42
	43	static inline long __trace_sched_switch_state(struct task_struct *p)
	44	{
	45	long state = p->state;
	46
	47	#ifdef CONFIG_PREEMPT
	48	#ifdef CONFIG_SCHED_DEBUG
	49	BUG_ON(p != current);
	50	#endif /* CONFIG_SCHED_DEBUG */
	51	/*
	52	* For all intents and purposes a preempted task is a running task.
	53	*/
	54	if (preempt_count() & PREEMPT_ACTIVE)
	55	state = TASK_RUNNING \| TASK_STATE_MAX;
	56	#endif /* CONFIG_PREEMPT */
	57
	58	return state;
	59	}
	60
	61	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0))
33673ee7 MD	62
	63	static inline long __trace_sched_switch_state(struct task_struct *p)
	64	{
	65	long state = p->state;
	66
	67	#ifdef CONFIG_PREEMPT
	68	/*
	69	* For all intents and purposes a preempted task is a running task.
	70	*/
	71	if (task_preempt_count(p) & PREEMPT_ACTIVE)
	72	state = TASK_RUNNING \| TASK_STATE_MAX;
	73	#endif
	74
	75	return state;
	76	}
	77
	78	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
7c68b363	79
f62b389e MD	80	static inline long __trace_sched_switch_state(struct task_struct *p)
	81	{
	82	long state = p->state;
	83
	84	#ifdef CONFIG_PREEMPT
	85	/*
	86	* For all intents and purposes a preempted task is a running task.
	87	*/
	88	if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
7c68b363	89	state = TASK_RUNNING \| TASK_STATE_MAX;
7c68b363	90	#endif
33673ee7 MD	91
	92	return state;
	93	}
	94
	95	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
	96
	97	static inline long __trace_sched_switch_state(struct task_struct *p)
	98	{
	99	long state = p->state;
	100
	101	#ifdef CONFIG_PREEMPT
	102	/*
	103	* For all intents and purposes a preempted task is a running task.
	104	*/
	105	if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
	106	state = TASK_RUNNING;
f62b389e MD	107	#endif
	108
	109	return state;
	110	}
	111
7c68b363 AG	112	#endif
7c68b363 AG	113
f62b389e MD	114	#endif /* _TRACE_SCHED_DEF_ */
f62b389e MD	115
7e67e3a1 JD	116	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,7,0))
	117	LTTNG_TRACEPOINT_ENUM(lttng_sched_policy,
	118	TP_ENUM_VALUES(
	119	ctf_enum_value("SCHED_NORMAL", SCHED_NORMAL)
	120	ctf_enum_value("SCHED_FIFO", SCHED_FIFO)
	121	ctf_enum_value("SCHED_RR", SCHED_RR)
	122	ctf_enum_value("SCHED_BATCH", SCHED_BATCH)
	123	ctf_enum_value("SCHED_IDLE", SCHED_IDLE)
	124	ctf_enum_value("SCHED_DEADLINE", SCHED_DEADLINE)
	125	)
	126	)
	127	#endif
	128
f62b389e MD	129	/*
	130	* Tracepoint for calling kthread_stop, performed to end a kthread:
	131	*/
3bc29f0a	132	LTTNG_TRACEPOINT_EVENT(sched_kthread_stop,
f62b389e MD	133
	134	TP_PROTO(struct task_struct *t),
	135
	136	TP_ARGS(t),
	137
f127e61e MD	138	TP_FIELDS(
	139	ctf_array_text(char, comm, t->comm, TASK_COMM_LEN)
	140	ctf_integer(pid_t, tid, t->pid)
	141	)
f62b389e MD	142	)
	143
	144	/*
	145	* Tracepoint for the return value of the kthread stopping:
	146	*/
3bc29f0a	147	LTTNG_TRACEPOINT_EVENT(sched_kthread_stop_ret,
f62b389e MD	148
	149	TP_PROTO(int ret),
	150
	151	TP_ARGS(ret),
	152
f127e61e MD	153	TP_FIELDS(
	154	ctf_integer(int, ret, ret)
	155	)
f62b389e MD	156	)
	157
	158	/*
	159	* Tracepoint for waking up a task:
	160	*/
b6c74835 MJ	161	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0) \|\| \
b6c74835 MJ	162	LTTNG_RT_KERNEL_RANGE(4,1,10,11, 4,2,0,0))
ffcf2393 MD	163	LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,
	164
	165	TP_PROTO(struct task_struct *p),
	166
	167	TP_ARGS(p),
	168
	169	TP_FIELDS(
	170	ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
	171	ctf_integer(pid_t, tid, p->pid)
5aa835c0	172	ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
ffcf2393 MD	173	ctf_integer(int, target_cpu, task_cpu(p))
	174	)
	175	)
	176	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
3bc29f0a	177	LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,
f62b389e	178
3a523f5b	179	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
f62b389e MD	180	TP_PROTO(struct task_struct *p, int success),
	181
	182	TP_ARGS(p, success),
3a523f5b MD	183	#else
	184	TP_PROTO(struct rq rq, struct task_struct p, int success),
	185
	186	TP_ARGS(rq, p, success),
	187	#endif
f62b389e	188
f127e61e MD	189	TP_FIELDS(
	190	ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
	191	ctf_integer(pid_t, tid, p->pid)
5aa835c0	192	ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
f127e61e	193	ctf_integer(int, success, success)
7c68b363	194	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
f127e61e	195	ctf_integer(int, target_cpu, task_cpu(p))
7c68b363	196	#endif
7c68b363	197	)
f62b389e	198	)
ffcf2393	199	#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
f62b389e	200
b6c74835 MJ	201	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0) \|\| \
b6c74835 MJ	202	LTTNG_RT_KERNEL_RANGE(4,1,10,11, 4,2,0,0))
ffcf2393 MD	203
	204	/*
	205	* Tracepoint called when waking a task; this tracepoint is guaranteed to be
	206	* called from the waking context.
	207	*/
	208	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_waking,
	209	TP_PROTO(struct task_struct *p),
	210	TP_ARGS(p))
	211
	212	/*
	213	* Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG.
	214	* It it not always called from the waking context.
	215	*/
	216	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
	217	TP_PROTO(struct task_struct *p),
	218	TP_ARGS(p))
	219
	220	/*
	221	* Tracepoint for waking up a new task:
	222	*/
	223	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
	224	TP_PROTO(struct task_struct *p),
	225	TP_ARGS(p))
	226
	227	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
3a523f5b	228
3bc29f0a	229	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
f62b389e MD	230	TP_PROTO(struct task_struct *p, int success),
	231	TP_ARGS(p, success))
	232
	233	/*
	234	* Tracepoint for waking up a new task:
	235	*/
3bc29f0a	236	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
f62b389e MD	237	TP_PROTO(struct task_struct *p, int success),
	238	TP_ARGS(p, success))
	239
3a523f5b MD	240	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
3a523f5b MD	241
3bc29f0a	242	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
3a523f5b MD	243	TP_PROTO(struct rq rq, struct task_struct p, int success),
	244	TP_ARGS(rq, p, success))
	245
	246	/*
	247	* Tracepoint for waking up a new task:
	248	*/
3bc29f0a	249	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
3a523f5b MD	250	TP_PROTO(struct rq rq, struct task_struct p, int success),
	251	TP_ARGS(rq, p, success))
	252
	253	#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
	254
f62b389e MD	255	/*
	256	* Tracepoint for task switches, performed by the scheduler:
	257	*/
3bc29f0a	258	LTTNG_TRACEPOINT_EVENT(sched_switch,
f62b389e	259
3ee729fe MD	260	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0))
	261	TP_PROTO(bool preempt,
	262	struct task_struct *prev,
	263	struct task_struct *next),
	264
	265	TP_ARGS(preempt, prev, next),
	266	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
f62b389e MD	267	TP_PROTO(struct task_struct *prev,
	268	struct task_struct *next),
	269
	270	TP_ARGS(prev, next),
3a523f5b MD	271	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
	272	TP_PROTO(struct rq rq, struct task_struct prev,
	273	struct task_struct *next),
	274
	275	TP_ARGS(rq, prev, next),
	276	#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
f62b389e	277
f127e61e MD	278	TP_FIELDS(
	279	ctf_array_text(char, prev_comm, prev->comm, TASK_COMM_LEN)
	280	ctf_integer(pid_t, prev_tid, prev->pid)
	281	ctf_integer(int, prev_prio, prev->prio - MAX_RT_PRIO)
3ee729fe MD	282	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0))
	283	ctf_integer(long, prev_state, __trace_sched_switch_state(preempt, prev))
	284	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
f127e61e	285	ctf_integer(long, prev_state, __trace_sched_switch_state(prev))
7c68b363	286	#else
f127e61e	287	ctf_integer(long, prev_state, prev->state)
7c68b363	288	#endif
f127e61e MD	289	ctf_array_text(char, next_comm, next->comm, TASK_COMM_LEN)
	290	ctf_integer(pid_t, next_tid, next->pid)
	291	ctf_integer(int, next_prio, next->prio - MAX_RT_PRIO)
	292	)
f62b389e MD	293	)
	294
	295	/*
	296	* Tracepoint for a task being migrated:
	297	*/
3bc29f0a	298	LTTNG_TRACEPOINT_EVENT(sched_migrate_task,
f62b389e MD	299
	300	TP_PROTO(struct task_struct *p, int dest_cpu),
	301
	302	TP_ARGS(p, dest_cpu),
	303
f127e61e MD	304	TP_FIELDS(
	305	ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
	306	ctf_integer(pid_t, tid, p->pid)
	307	ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
	308	ctf_integer(int, orig_cpu, task_cpu(p))
	309	ctf_integer(int, dest_cpu, dest_cpu)
	310	)
f62b389e MD	311	)
f62b389e MD	312
3bc29f0a	313	LTTNG_TRACEPOINT_EVENT_CLASS(sched_process_template,
f62b389e MD	314
	315	TP_PROTO(struct task_struct *p),
	316
	317	TP_ARGS(p),
	318
f127e61e MD	319	TP_FIELDS(
	320	ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
	321	ctf_integer(pid_t, tid, p->pid)
	322	ctf_integer(int, prio, p->prio - MAX_RT_PRIO)
	323	)
f62b389e MD	324	)
	325
	326	/*
	327	* Tracepoint for freeing a task:
	328	*/
3bc29f0a	329	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_free,
f62b389e MD	330	TP_PROTO(struct task_struct *p),
f62b389e MD	331	TP_ARGS(p))
216b6baa	332
f62b389e MD	333
	334	/*
	335	* Tracepoint for a task exiting:
	336	*/
3bc29f0a	337	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_exit,
f62b389e MD	338	TP_PROTO(struct task_struct *p),
	339	TP_ARGS(p))
	340
	341	/*
	342	* Tracepoint for waiting on task to unschedule:
	343	*/
3a523f5b	344	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
3bc29f0a	345	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task,
f62b389e MD	346	TP_PROTO(struct task_struct *p),
f62b389e MD	347	TP_ARGS(p))
3a523f5b	348	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
3bc29f0a	349	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task,
3a523f5b MD	350	TP_PROTO(struct rq rq, struct task_struct p),
	351	TP_ARGS(rq, p))
	352	#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
f62b389e MD	353
	354	/*
	355	* Tracepoint for a waiting task:
	356	*/
3bc29f0a	357	LTTNG_TRACEPOINT_EVENT(sched_process_wait,
f62b389e MD	358
	359	TP_PROTO(struct pid *pid),
	360
	361	TP_ARGS(pid),
	362
f127e61e MD	363	TP_FIELDS(
	364	ctf_array_text(char, comm, current->comm, TASK_COMM_LEN)
	365	ctf_integer(pid_t, tid, pid_nr(pid))
	366	ctf_integer(int, prio, current->prio - MAX_RT_PRIO)
	367	)
f62b389e MD	368	)
	369
	370	/*
79b18ef7 MD	371	* Tracepoint for do_fork.
	372	* Saving both TID and PID information, especially for the child, allows
	373	* trace analyzers to distinguish between creation of a new process and
	374	* creation of a new thread. Newly created processes will have child_tid
	375	* == child_pid, while creation of a thread yields to child_tid !=
	376	* child_pid.
f62b389e	377	*/
7bbf55ea	378	LTTNG_TRACEPOINT_EVENT_CODE(sched_process_fork,
f62b389e MD	379
	380	TP_PROTO(struct task_struct parent, struct task_struct child),
	381
	382	TP_ARGS(parent, child),
	383
7bbf55ea SL	384	TP_locvar(
	385	pid_t vtids[LTTNG_MAX_PID_NS_LEVEL];
	386	unsigned int ns_level;
	387	),
	388
265822ae	389	TP_code_pre(
7bbf55ea SL	390	if (child) {
	391	struct pid *child_pid;
	392	unsigned int i;
	393
	394	child_pid = task_pid(child);
	395	tp_locvar->ns_level =
	396	min_t(unsigned int, child_pid->level + 1,
	397	LTTNG_MAX_PID_NS_LEVEL);
	398	for (i = 0; i < tp_locvar->ns_level; i++)
	399	tp_locvar->vtids[i] = child_pid->numbers[i].nr;
	400	}
	401	),
	402
f127e61e MD	403	TP_FIELDS(
	404	ctf_array_text(char, parent_comm, parent->comm, TASK_COMM_LEN)
	405	ctf_integer(pid_t, parent_tid, parent->pid)
	406	ctf_integer(pid_t, parent_pid, parent->tgid)
7bbf55ea SL	407	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
	408	ctf_integer(unsigned int, parent_ns_inum,
	409	({
	410	unsigned int parent_ns_inum = 0;
	411
	412	if (parent) {
	413	struct pid_namespace *pid_ns;
	414
	415	pid_ns = task_active_pid_ns(parent);
	416	if (pid_ns)
	417	parent_ns_inum =
	418	pid_ns->lttng_proc_inum;
	419	}
	420	parent_ns_inum;
	421	}))
	422	#endif
f127e61e MD	423	ctf_array_text(char, child_comm, child->comm, TASK_COMM_LEN)
f127e61e MD	424	ctf_integer(pid_t, child_tid, child->pid)
7bbf55ea	425	ctf_sequence(pid_t, vtids, tp_locvar->vtids, u8, tp_locvar->ns_level)
f127e61e	426	ctf_integer(pid_t, child_pid, child->tgid)
7bbf55ea SL	427	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
	428	ctf_integer(unsigned int, child_ns_inum,
	429	({
	430	unsigned int child_ns_inum = 0;
	431
	432	if (child) {
	433	struct pid_namespace *pid_ns;
	434
	435	pid_ns = task_active_pid_ns(child);
	436	if (pid_ns)
	437	child_ns_inum =
	438	pid_ns->lttng_proc_inum;
	439	}
	440	child_ns_inum;
	441	}))
	442	#endif
7a703402 JD	443	ctf_integer(int, prio, child->prio - MAX_RT_PRIO)
	444	ctf_enum(lttng_sched_policy, unsigned int, policy, child->policy)
	445	ctf_integer(int, nice, task_nice(child))
	446	ctf_integer(unsigned int, rt_priority, child->rt_priority)
	447	ctf_integer(u64, dl_runtime, child->dl.dl_runtime)
	448	ctf_integer(u64, dl_deadline, child->dl.dl_deadline)
	449	ctf_integer(u64, dl_period, child->dl.dl_period)
265822ae MD	450	),
	451
	452	TP_code_post()
f62b389e MD	453	)
f62b389e MD	454
7c68b363 AG	455	#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
	456	/*
	457	* Tracepoint for sending a signal:
	458	*/
3bc29f0a	459	LTTNG_TRACEPOINT_EVENT(sched_signal_send,
7c68b363 AG	460
	461	TP_PROTO(int sig, struct task_struct *p),
	462
	463	TP_ARGS(sig, p),
	464
f127e61e MD	465	TP_FIELDS(
	466	ctf_integer(int, sig, sig)
	467	ctf_array_text(char, comm, p->comm, TASK_COMM_LEN)
	468	ctf_integer(pid_t, tid, p->pid)
	469	)
7c68b363 AG	470	)
	471	#endif
	472
c94b2508	473	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
46142a81 PW	474	/*
	475	* Tracepoint for exec:
	476	*/
3bc29f0a	477	LTTNG_TRACEPOINT_EVENT(sched_process_exec,
46142a81 PW	478
	479	TP_PROTO(struct task_struct *p, pid_t old_pid,
	480	struct linux_binprm *bprm),
	481
	482	TP_ARGS(p, old_pid, bprm),
	483
f127e61e MD	484	TP_FIELDS(
	485	ctf_string(filename, bprm->filename)
	486	ctf_integer(pid_t, tid, p->pid)
	487	ctf_integer(pid_t, old_tid, old_pid)
	488	)
46142a81	489	)
c94b2508	490	#endif
46142a81	491
7c68b363	492	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
f62b389e MD	493	/*
	494	* XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
	495	* adding sched_stat support to SCHED_FIFO/RR would be welcome.
	496	*/
3bc29f0a	497	LTTNG_TRACEPOINT_EVENT_CLASS(sched_stat_template,
f62b389e MD	498
	499	TP_PROTO(struct task_struct *tsk, u64 delay),
	500
	501	TP_ARGS(tsk, delay),
	502
f127e61e MD	503	TP_FIELDS(
	504	ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
	505	ctf_integer(pid_t, tid, tsk->pid)
	506	ctf_integer(u64, delay, delay)
f62b389e	507	)
f62b389e MD	508	)
	509
	510
	511	/*
	512	* Tracepoint for accounting wait time (time the task is runnable
	513	* but not actually running due to scheduler contention).
	514	*/
3bc29f0a	515	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_wait,
f62b389e MD	516	TP_PROTO(struct task_struct *tsk, u64 delay),
	517	TP_ARGS(tsk, delay))
	518
	519	/*
	520	* Tracepoint for accounting sleep time (time the task is not runnable,
	521	* including iowait, see below).
	522	*/
3bc29f0a	523	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_sleep,
f62b389e MD	524	TP_PROTO(struct task_struct *tsk, u64 delay),
	525	TP_ARGS(tsk, delay))
	526
	527	/*
	528	* Tracepoint for accounting iowait time (time the task is not runnable
	529	* due to waiting on IO to complete).
	530	*/
3bc29f0a	531	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_iowait,
f62b389e MD	532	TP_PROTO(struct task_struct *tsk, u64 delay),
	533	TP_ARGS(tsk, delay))
	534
7c68b363 AG	535	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
	536	/*
	537	* Tracepoint for accounting blocked time (time the task is in uninterruptible).
	538	*/
3bc29f0a	539	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_blocked,
7c68b363 AG	540	TP_PROTO(struct task_struct *tsk, u64 delay),
	541	TP_ARGS(tsk, delay))
	542	#endif
	543
f62b389e MD	544	/*
	545	* Tracepoint for accounting runtime (time the task is executing
	546	* on a CPU).
	547	*/
3bc29f0a	548	LTTNG_TRACEPOINT_EVENT(sched_stat_runtime,
f62b389e MD	549
	550	TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
	551
	552	TP_ARGS(tsk, runtime, vruntime),
	553
f127e61e MD	554	TP_FIELDS(
	555	ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
	556	ctf_integer(pid_t, tid, tsk->pid)
	557	ctf_integer(u64, runtime, runtime)
	558	ctf_integer(u64, vruntime, vruntime)
f62b389e	559	)
f62b389e	560	)
7c68b363	561	#endif
f62b389e	562
7c68b363	563	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
f62b389e MD	564	/*
	565	* Tracepoint for showing priority inheritance modifying a tasks
	566	* priority.
	567	*/
3bc29f0a	568	LTTNG_TRACEPOINT_EVENT(sched_pi_setprio,
f62b389e MD	569
	570	TP_PROTO(struct task_struct *tsk, int newprio),
	571
	572	TP_ARGS(tsk, newprio),
	573
f127e61e MD	574	TP_FIELDS(
	575	ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
	576	ctf_integer(pid_t, tid, tsk->pid)
	577	ctf_integer(int, oldprio, tsk->prio - MAX_RT_PRIO)
	578	ctf_integer(int, newprio, newprio - MAX_RT_PRIO)
	579	)
f62b389e	580	)
7c68b363	581	#endif
f62b389e	582
7e67e3a1 JD	583	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,7,0))
	584	/*
	585	* Tracepoint for priority changes of a task.
	586	*/
	587	LTTNG_TRACEPOINT_EVENT(sched_update_prio,
	588
	589	TP_PROTO(struct task_struct *tsk),
	590
	591	TP_ARGS(tsk),
	592
	593	TP_FIELDS(
	594	ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN)
	595	ctf_integer(pid_t, tid, tsk->pid)
	596	ctf_integer(int, prio, tsk->prio - MAX_RT_PRIO)
	597	ctf_enum(lttng_sched_policy, unsigned int, policy, tsk->policy)
	598	ctf_integer(int, nice, task_nice(tsk))
	599	ctf_integer(unsigned int, rt_priority, tsk->rt_priority)
	600	ctf_integer(u64, dl_runtime, tsk->dl.dl_runtime)
	601	ctf_integer(u64, dl_deadline, tsk->dl.dl_deadline)
	602	ctf_integer(u64, dl_period, tsk->dl.dl_period)
	603	)
	604	)
	605	#endif
	606
3bc29f0a	607	#endif /* LTTNG_TRACE_SCHED_H */
f62b389e MD	608
f62b389e MD	609	/* This part must be outside protection */
6ec43db8	610	#include <probes/define_trace.h>