[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/binfmts.h>
#include <linux/version.h>
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
#include <linux/sched/rt.h>
#endif

#ifndef _TRACE_SCHED_DEF_
#define _TRACE_SCHED_DEF_

#if (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_ */

/*
 * 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_STRUCT__entry(
		__array_text(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	tid			)
	),

	TP_fast_assign(
		tp_memcpy(comm, t->comm, TASK_COMM_LEN)
		tp_assign(tid, t->pid)
	),

	TP_printk("comm=%s tid=%d", __entry->comm, __entry->tid)
)

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

	TP_PROTO(int ret),

	TP_ARGS(ret),

	TP_STRUCT__entry(
		__field(	int,	ret	)
	),

	TP_fast_assign(
		tp_assign(ret, ret)
	),

	TP_printk("ret=%d", __entry->ret)
)

/*
 * Tracepoint for waking up a task:
 */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,

	TP_PROTO(struct task_struct *p),

	TP_ARGS(p),

	TP_STRUCT__entry(
		__array_text(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	tid			)
		__field(	int,	prio			)
		__field(	int,	target_cpu		)
	),

	TP_fast_assign(
		tp_memcpy(comm, p->comm, TASK_COMM_LEN)
		tp_assign(tid, p->pid)
		tp_assign(prio, p->prio)
		tp_assign(target_cpu, task_cpu(p))
	)
	TP_perf_assign(
		__perf_task(p)
	),

	TP_printk("comm=%s tid=%d prio=%d target_cpu=%03d",
		  __entry->comm, __entry->tid, __entry->prio,
		  __entry->target_cpu)
)
#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_STRUCT__entry(
		__array_text(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	tid			)
		__field(	int,	prio			)
		__field(	int,	success			)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
		__field(	int,	target_cpu		)
#endif
	),

	TP_fast_assign(
		tp_memcpy(comm, p->comm, TASK_COMM_LEN)
		tp_assign(tid, p->pid)
		tp_assign(prio, p->prio)
		tp_assign(success, success)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
		tp_assign(target_cpu, task_cpu(p))
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
	)
	TP_perf_assign(
		__perf_task(p)
#endif
	),

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
	TP_printk("comm=%s tid=%d prio=%d success=%d target_cpu=%03d",
		  __entry->comm, __entry->tid, __entry->prio,
		  __entry->success, __entry->target_cpu)
#else
	TP_printk("comm=%s tid=%d prio=%d success=%d",
		  __entry->comm, __entry->tid, __entry->prio,
		  __entry->success)
#endif
)
#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))

/*
 * 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(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_STRUCT__entry(
		__array_text(	char,	prev_comm,	TASK_COMM_LEN	)
		__field(	pid_t,	prev_tid			)
		__field(	int,	prev_prio			)
		__field(	long,	prev_state			)
		__array_text(	char,	next_comm,	TASK_COMM_LEN	)
		__field(	pid_t,	next_tid			)
		__field(	int,	next_prio			)
	),

	TP_fast_assign(
		tp_memcpy(next_comm, next->comm, TASK_COMM_LEN)
		tp_assign(prev_tid, prev->pid)
		tp_assign(prev_prio, prev->prio - MAX_RT_PRIO)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
		tp_assign(prev_state, __trace_sched_switch_state(prev))
#else
		tp_assign(prev_state, prev->state)
#endif
		tp_memcpy(prev_comm, prev->comm, TASK_COMM_LEN)
		tp_assign(next_tid, next->pid)
		tp_assign(next_prio, next->prio - MAX_RT_PRIO)
	),

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
	TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_tid=%d next_prio=%d",
		__entry->prev_comm, __entry->prev_tid, __entry->prev_prio,
		__entry->prev_state & (TASK_STATE_MAX-1) ?
		  __print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|",
				{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
				{ 16, "Z" }, { 32, "X" }, { 64, "x" },
				{ 128, "W" }) : "R",
		__entry->prev_state & TASK_STATE_MAX ? "+" : "",
		__entry->next_comm, __entry->next_tid, __entry->next_prio)
#else
	TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_tid=%d next_prio=%d",
		__entry->prev_comm, __entry->prev_tid, __entry->prev_prio,
		__entry->prev_state ?
		  __print_flags(__entry->prev_state, "|",
				{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
				{ 16, "Z" }, { 32, "X" }, { 64, "x" },
				{ 128, "W" }) : "R",
		__entry->next_comm, __entry->next_tid, __entry->next_prio)
#endif
)

/*
 * 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_STRUCT__entry(
		__array_text(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	tid			)
		__field(	int,	prio			)
		__field(	int,	orig_cpu		)
		__field(	int,	dest_cpu		)
	),

	TP_fast_assign(
		tp_memcpy(comm, p->comm, TASK_COMM_LEN)
		tp_assign(tid, p->pid)
		tp_assign(prio, p->prio - MAX_RT_PRIO)
		tp_assign(orig_cpu, task_cpu(p))
		tp_assign(dest_cpu, dest_cpu)
	),

	TP_printk("comm=%s tid=%d prio=%d orig_cpu=%d dest_cpu=%d",
		  __entry->comm, __entry->tid, __entry->prio,
		  __entry->orig_cpu, __entry->dest_cpu)
)

LTTNG_TRACEPOINT_EVENT_CLASS(sched_process_template,

	TP_PROTO(struct task_struct *p),

	TP_ARGS(p),

	TP_STRUCT__entry(
		__array_text(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	tid			)
		__field(	int,	prio			)
	),

	TP_fast_assign(
		tp_memcpy(comm, p->comm, TASK_COMM_LEN)
		tp_assign(tid, p->pid)
		tp_assign(prio, p->prio - MAX_RT_PRIO)
	),

	TP_printk("comm=%s tid=%d prio=%d",
		  __entry->comm, __entry->tid, __entry->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_STRUCT__entry(
		__array_text(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	tid			)
		__field(	int,	prio			)
	),

	TP_fast_assign(
		tp_memcpy(comm, current->comm, TASK_COMM_LEN)
		tp_assign(tid, pid_nr(pid))
		tp_assign(prio, current->prio - MAX_RT_PRIO)
	),

	TP_printk("comm=%s tid=%d prio=%d",
		  __entry->comm, __entry->tid, __entry->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(sched_process_fork,

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

	TP_ARGS(parent, child),

	TP_STRUCT__entry(
		__array_text(	char,	parent_comm,	TASK_COMM_LEN	)
		__field(	pid_t,	parent_tid			)
		__field(	pid_t,	parent_pid			)
		__array_text(	char,	child_comm,	TASK_COMM_LEN	)
		__field(	pid_t,	child_tid			)
		__field(	pid_t,	child_pid			)
	),

	TP_fast_assign(
		tp_memcpy(parent_comm, parent->comm, TASK_COMM_LEN)
		tp_assign(parent_tid, parent->pid)
		tp_assign(parent_pid, parent->tgid)
		tp_memcpy(child_comm, child->comm, TASK_COMM_LEN)
		tp_assign(child_tid, child->pid)
		tp_assign(child_pid, child->tgid)
	),

	TP_printk("comm=%s tid=%d child_comm=%s child_tid=%d",
		__entry->parent_comm, __entry->parent_tid,
		__entry->child_comm, __entry->child_tid)
)

#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_STRUCT__entry(
		__field(	int,	sig			)
		__array(	char,	comm,	TASK_COMM_LEN	)
		__field(	pid_t,	pid			)
	),

	TP_fast_assign(
		tp_memcpy(comm, p->comm, TASK_COMM_LEN)
		tp_assign(pid, p->pid)
		tp_assign(sig, sig)
	),

	TP_printk("sig=%d comm=%s pid=%d",
		__entry->sig, __entry->comm, __entry->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_STRUCT__entry(
		__string(	filename,	bprm->filename	)
		__field(	pid_t,		tid		)
		__field(	pid_t,		old_tid		)
	),

	TP_fast_assign(
		tp_strcpy(filename, bprm->filename)
		tp_assign(tid, p->pid)
		tp_assign(old_tid, old_pid)
	),

	TP_printk("filename=%s tid=%d old_tid=%d", __get_str(filename),
		  __entry->tid, __entry->old_tid)
)
#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_STRUCT__entry(
		__array_text( char,	comm,	TASK_COMM_LEN	)
		__field( pid_t,	tid			)
		__field( u64,	delay			)
	),

	TP_fast_assign(
		tp_memcpy(comm, tsk->comm, TASK_COMM_LEN)
		tp_assign(tid,  tsk->pid)
		tp_assign(delay, delay)
	)
	TP_perf_assign(
		__perf_count(delay)
	),

	TP_printk("comm=%s tid=%d delay=%Lu [ns]",
			__entry->comm, __entry->tid,
			(unsigned long long)__entry->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_STRUCT__entry(
		__array_text( char,	comm,	TASK_COMM_LEN	)
		__field( pid_t,	tid			)
		__field( u64,	runtime			)
		__field( u64,	vruntime			)
	),

	TP_fast_assign(
		tp_memcpy(comm, tsk->comm, TASK_COMM_LEN)
		tp_assign(tid, tsk->pid)
		tp_assign(runtime, runtime)
		tp_assign(vruntime, vruntime)
	)
	TP_perf_assign(
		__perf_count(runtime)
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
		__perf_task(tsk)
#endif
	),

	TP_printk("comm=%s tid=%d runtime=%Lu [ns] vruntime=%Lu [ns]",
			__entry->comm, __entry->tid,
			(unsigned long long)__entry->runtime,
			(unsigned long long)__entry->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_STRUCT__entry(
		__array_text( char,	comm,	TASK_COMM_LEN	)
		__field( pid_t,	tid			)
		__field( int,	oldprio			)
		__field( int,	newprio			)
	),

	TP_fast_assign(
		tp_memcpy(comm, tsk->comm, TASK_COMM_LEN)
		tp_assign(tid, tsk->pid)
		tp_assign(oldprio, tsk->prio - MAX_RT_PRIO)
		tp_assign(newprio, newprio - MAX_RT_PRIO)
	),

	TP_printk("comm=%s tid=%d oldprio=%d newprio=%d",
			__entry->comm, __entry->tid,
			__entry->oldprio, __entry->newprio)
)
#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
3bc29f0a	7	#include "../../../probes/lttng-tracepoint-event.h"
f62b389e	8	#include <linux/sched.h>
7c68b363 AG	9	#include <linux/binfmts.h>
7c68b363 AG	10	#include <linux/version.h>
090db00e MJ	11	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
	12	#include <linux/sched/rt.h>
	13	#endif
f62b389e MD	14
	15	#ifndef _TRACE_SCHED_DEF_
	16	#define _TRACE_SCHED_DEF_
	17
2a5c234d MD	18	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0))
	19
	20	static inline long __trace_sched_switch_state(struct task_struct *p)
	21	{
	22	long state = p->state;
	23
	24	#ifdef CONFIG_PREEMPT
	25	#ifdef CONFIG_SCHED_DEBUG
	26	BUG_ON(p != current);
	27	#endif /* CONFIG_SCHED_DEBUG */
	28	/*
	29	* For all intents and purposes a preempted task is a running task.
	30	*/
	31	if (preempt_count() & PREEMPT_ACTIVE)
	32	state = TASK_RUNNING \| TASK_STATE_MAX;
	33	#endif /* CONFIG_PREEMPT */
	34
	35	return state;
	36	}
	37
	38	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0))
33673ee7 MD	39
	40	static inline long __trace_sched_switch_state(struct task_struct *p)
	41	{
	42	long state = p->state;
	43
	44	#ifdef CONFIG_PREEMPT
	45	/*
	46	* For all intents and purposes a preempted task is a running task.
	47	*/
	48	if (task_preempt_count(p) & PREEMPT_ACTIVE)
	49	state = TASK_RUNNING \| TASK_STATE_MAX;
	50	#endif
	51
	52	return state;
	53	}
	54
	55	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
7c68b363	56
f62b389e MD	57	static inline long __trace_sched_switch_state(struct task_struct *p)
	58	{
	59	long state = p->state;
	60
	61	#ifdef CONFIG_PREEMPT
	62	/*
	63	* For all intents and purposes a preempted task is a running task.
	64	*/
	65	if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
7c68b363	66	state = TASK_RUNNING \| TASK_STATE_MAX;
7c68b363	67	#endif
33673ee7 MD	68
	69	return state;
	70	}
	71
	72	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
	73
	74	static inline long __trace_sched_switch_state(struct task_struct *p)
	75	{
	76	long state = p->state;
	77
	78	#ifdef CONFIG_PREEMPT
	79	/*
	80	* For all intents and purposes a preempted task is a running task.
	81	*/
	82	if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
	83	state = TASK_RUNNING;
f62b389e MD	84	#endif
	85
	86	return state;
	87	}
	88
7c68b363 AG	89	#endif
7c68b363 AG	90
f62b389e MD	91	#endif /* _TRACE_SCHED_DEF_ */
	92
	93	/*
	94	* Tracepoint for calling kthread_stop, performed to end a kthread:
	95	*/
3bc29f0a	96	LTTNG_TRACEPOINT_EVENT(sched_kthread_stop,
f62b389e MD	97
	98	TP_PROTO(struct task_struct *t),
	99
	100	TP_ARGS(t),
	101
	102	TP_STRUCT__entry(
64c796d8	103	__array_text( char, comm, TASK_COMM_LEN )
e5092131	104	__field( pid_t, tid )
f62b389e MD	105	),
	106
	107	TP_fast_assign(
	108	tp_memcpy(comm, t->comm, TASK_COMM_LEN)
e5092131	109	tp_assign(tid, t->pid)
f62b389e MD	110	),
f62b389e MD	111
e5092131	112	TP_printk("comm=%s tid=%d", __entry->comm, __entry->tid)
f62b389e MD	113	)
	114
	115	/*
	116	* Tracepoint for the return value of the kthread stopping:
	117	*/
3bc29f0a	118	LTTNG_TRACEPOINT_EVENT(sched_kthread_stop_ret,
f62b389e MD	119
	120	TP_PROTO(int ret),
	121
	122	TP_ARGS(ret),
	123
	124	TP_STRUCT__entry(
	125	__field( int, ret )
	126	),
	127
	128	TP_fast_assign(
	129	tp_assign(ret, ret)
	130	),
	131
	132	TP_printk("ret=%d", __entry->ret)
	133	)
	134
	135	/*
	136	* Tracepoint for waking up a task:
	137	*/
c9318019 MD	138	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
	139	LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,
	140
	141	TP_PROTO(struct task_struct *p),
	142
	143	TP_ARGS(p),
	144
e655c2d5 RV	145	TP_STRUCT__entry(
	146	__array_text( char, comm, TASK_COMM_LEN )
	147	__field( pid_t, tid )
	148	__field( int, prio )
	149	__field( int, target_cpu )
	150	),
	151
	152	TP_fast_assign(
	153	tp_memcpy(comm, p->comm, TASK_COMM_LEN)
	154	tp_assign(tid, p->pid)
	155	tp_assign(prio, p->prio)
	156	tp_assign(target_cpu, task_cpu(p))
c9318019	157	)
e655c2d5 RV	158	TP_perf_assign(
	159	__perf_task(p)
	160	),
	161
	162	TP_printk("comm=%s tid=%d prio=%d target_cpu=%03d",
	163	__entry->comm, __entry->tid, __entry->prio,
	164	__entry->target_cpu)
c9318019 MD	165	)
c9318019 MD	166	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
3bc29f0a	167	LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template,
f62b389e	168
3a523f5b	169	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
f62b389e MD	170	TP_PROTO(struct task_struct *p, int success),
	171
	172	TP_ARGS(p, success),
3a523f5b MD	173	#else
	174	TP_PROTO(struct rq rq, struct task_struct p, int success),
	175
	176	TP_ARGS(rq, p, success),
	177	#endif
f62b389e MD	178
f62b389e MD	179	TP_STRUCT__entry(
64c796d8	180	__array_text( char, comm, TASK_COMM_LEN )
e5092131	181	__field( pid_t, tid )
f62b389e MD	182	__field( int, prio )
f62b389e MD	183	__field( int, success )
7c68b363	184	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
f62b389e	185	__field( int, target_cpu )
7c68b363	186	#endif
f62b389e MD	187	),
	188
	189	TP_fast_assign(
	190	tp_memcpy(comm, p->comm, TASK_COMM_LEN)
e5092131	191	tp_assign(tid, p->pid)
f62b389e MD	192	tp_assign(prio, p->prio)
f62b389e MD	193	tp_assign(success, success)
7c68b363	194	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
f62b389e	195	tp_assign(target_cpu, task_cpu(p))
7c68b363 AG	196	#endif
	197	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
	198	)
	199	TP_perf_assign(
	200	__perf_task(p)
	201	#endif
f62b389e MD	202	),
f62b389e MD	203
7c68b363	204	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
e5092131 MD	205	TP_printk("comm=%s tid=%d prio=%d success=%d target_cpu=%03d",
e5092131 MD	206	__entry->comm, __entry->tid, __entry->prio,
f62b389e	207	__entry->success, __entry->target_cpu)
7c68b363 AG	208	#else
	209	TP_printk("comm=%s tid=%d prio=%d success=%d",
	210	__entry->comm, __entry->tid, __entry->prio,
	211	__entry->success)
	212	#endif
f62b389e	213	)
c9318019	214	#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
f62b389e	215
c9318019 MD	216	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
	217
	218	/*
	219	* Tracepoint called when waking a task; this tracepoint is guaranteed to be
	220	* called from the waking context.
	221	*/
	222	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_waking,
	223	TP_PROTO(struct task_struct *p),
	224	TP_ARGS(p))
	225
	226	/*
	227	* Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG.
	228	* It it not always called from the waking context.
	229	*/
	230	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
	231	TP_PROTO(struct task_struct *p),
	232	TP_ARGS(p))
	233
	234	/*
	235	* Tracepoint for waking up a new task:
	236	*/
	237	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
	238	TP_PROTO(struct task_struct *p),
	239	TP_ARGS(p))
	240
	241	#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
3a523f5b	242
3bc29f0a	243	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
f62b389e MD	244	TP_PROTO(struct task_struct *p, int success),
	245	TP_ARGS(p, success))
	246
	247	/*
	248	* Tracepoint for waking up a new task:
	249	*/
3bc29f0a	250	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
f62b389e MD	251	TP_PROTO(struct task_struct *p, int success),
	252	TP_ARGS(p, success))
	253
3a523f5b MD	254	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
3a523f5b MD	255
3bc29f0a	256	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup,
3a523f5b MD	257	TP_PROTO(struct rq rq, struct task_struct p, int success),
	258	TP_ARGS(rq, p, success))
	259
	260	/*
	261	* Tracepoint for waking up a new task:
	262	*/
3bc29f0a	263	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new,
3a523f5b MD	264	TP_PROTO(struct rq rq, struct task_struct p, int success),
	265	TP_ARGS(rq, p, success))
	266
	267	#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
	268
f62b389e MD	269	/*
	270	* Tracepoint for task switches, performed by the scheduler:
	271	*/
3bc29f0a	272	LTTNG_TRACEPOINT_EVENT(sched_switch,
f62b389e	273
3a523f5b	274	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
f62b389e MD	275	TP_PROTO(struct task_struct *prev,
	276	struct task_struct *next),
	277
	278	TP_ARGS(prev, next),
3a523f5b MD	279	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
	280	TP_PROTO(struct rq rq, struct task_struct prev,
	281	struct task_struct *next),
	282
	283	TP_ARGS(rq, prev, next),
	284	#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
f62b389e MD	285
f62b389e MD	286	TP_STRUCT__entry(
64c796d8	287	__array_text( char, prev_comm, TASK_COMM_LEN )
e5092131	288	__field( pid_t, prev_tid )
f62b389e MD	289	__field( int, prev_prio )
f62b389e MD	290	__field( long, prev_state )
64c796d8	291	__array_text( char, next_comm, TASK_COMM_LEN )
e5092131	292	__field( pid_t, next_tid )
f62b389e MD	293	__field( int, next_prio )
	294	),
	295
	296	TP_fast_assign(
	297	tp_memcpy(next_comm, next->comm, TASK_COMM_LEN)
e5092131	298	tp_assign(prev_tid, prev->pid)
3568c28c	299	tp_assign(prev_prio, prev->prio - MAX_RT_PRIO)
7c68b363	300	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
f62b389e	301	tp_assign(prev_state, __trace_sched_switch_state(prev))
7c68b363 AG	302	#else
	303	tp_assign(prev_state, prev->state)
	304	#endif
f62b389e	305	tp_memcpy(prev_comm, prev->comm, TASK_COMM_LEN)
e5092131	306	tp_assign(next_tid, next->pid)
3568c28c	307	tp_assign(next_prio, next->prio - MAX_RT_PRIO)
f62b389e MD	308	),
f62b389e MD	309
7c68b363 AG	310	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
	311	TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_tid=%d next_prio=%d",
	312	__entry->prev_comm, __entry->prev_tid, __entry->prev_prio,
	313	__entry->prev_state & (TASK_STATE_MAX-1) ?
	314	__print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "\|",
	315	{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
	316	{ 16, "Z" }, { 32, "X" }, { 64, "x" },
	317	{ 128, "W" }) : "R",
	318	__entry->prev_state & TASK_STATE_MAX ? "+" : "",
	319	__entry->next_comm, __entry->next_tid, __entry->next_prio)
	320	#else
e5092131 MD	321	TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_tid=%d next_prio=%d",
e5092131 MD	322	__entry->prev_comm, __entry->prev_tid, __entry->prev_prio,
f62b389e MD	323	__entry->prev_state ?
	324	__print_flags(__entry->prev_state, "\|",
	325	{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
	326	{ 16, "Z" }, { 32, "X" }, { 64, "x" },
	327	{ 128, "W" }) : "R",
e5092131	328	__entry->next_comm, __entry->next_tid, __entry->next_prio)
7c68b363	329	#endif
f62b389e MD	330	)
	331
	332	/*
	333	* Tracepoint for a task being migrated:
	334	*/
3bc29f0a	335	LTTNG_TRACEPOINT_EVENT(sched_migrate_task,
f62b389e MD	336
	337	TP_PROTO(struct task_struct *p, int dest_cpu),
	338
	339	TP_ARGS(p, dest_cpu),
	340
	341	TP_STRUCT__entry(
64c796d8	342	__array_text( char, comm, TASK_COMM_LEN )
e5092131	343	__field( pid_t, tid )
f62b389e MD	344	__field( int, prio )
	345	__field( int, orig_cpu )
	346	__field( int, dest_cpu )
	347	),
	348
	349	TP_fast_assign(
	350	tp_memcpy(comm, p->comm, TASK_COMM_LEN)
e5092131	351	tp_assign(tid, p->pid)
3568c28c	352	tp_assign(prio, p->prio - MAX_RT_PRIO)
f62b389e MD	353	tp_assign(orig_cpu, task_cpu(p))
	354	tp_assign(dest_cpu, dest_cpu)
	355	),
	356
e5092131 MD	357	TP_printk("comm=%s tid=%d prio=%d orig_cpu=%d dest_cpu=%d",
e5092131 MD	358	__entry->comm, __entry->tid, __entry->prio,
f62b389e MD	359	__entry->orig_cpu, __entry->dest_cpu)
	360	)
	361
3bc29f0a	362	LTTNG_TRACEPOINT_EVENT_CLASS(sched_process_template,
f62b389e MD	363
	364	TP_PROTO(struct task_struct *p),
	365
	366	TP_ARGS(p),
	367
	368	TP_STRUCT__entry(
64c796d8	369	__array_text( char, comm, TASK_COMM_LEN )
e5092131	370	__field( pid_t, tid )
f62b389e MD	371	__field( int, prio )
	372	),
	373
	374	TP_fast_assign(
	375	tp_memcpy(comm, p->comm, TASK_COMM_LEN)
e5092131	376	tp_assign(tid, p->pid)
3568c28c	377	tp_assign(prio, p->prio - MAX_RT_PRIO)
f62b389e MD	378	),
f62b389e MD	379
e5092131 MD	380	TP_printk("comm=%s tid=%d prio=%d",
e5092131 MD	381	__entry->comm, __entry->tid, __entry->prio)
f62b389e MD	382	)
	383
	384	/*
	385	* Tracepoint for freeing a task:
	386	*/
3bc29f0a	387	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_free,
f62b389e MD	388	TP_PROTO(struct task_struct *p),
	389	TP_ARGS(p))
	390
	391
	392	/*
	393	* Tracepoint for a task exiting:
	394	*/
3bc29f0a	395	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_exit,
f62b389e MD	396	TP_PROTO(struct task_struct *p),
	397	TP_ARGS(p))
	398
	399	/*
	400	* Tracepoint for waiting on task to unschedule:
	401	*/
3a523f5b	402	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
3bc29f0a	403	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task,
f62b389e MD	404	TP_PROTO(struct task_struct *p),
f62b389e MD	405	TP_ARGS(p))
3a523f5b	406	#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
3bc29f0a	407	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task,
3a523f5b MD	408	TP_PROTO(struct rq rq, struct task_struct p),
	409	TP_ARGS(rq, p))
	410	#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */
f62b389e MD	411
	412	/*
	413	* Tracepoint for a waiting task:
	414	*/
3bc29f0a	415	LTTNG_TRACEPOINT_EVENT(sched_process_wait,
f62b389e MD	416
	417	TP_PROTO(struct pid *pid),
	418
	419	TP_ARGS(pid),
	420
	421	TP_STRUCT__entry(
64c796d8	422	__array_text( char, comm, TASK_COMM_LEN )
e5092131	423	__field( pid_t, tid )
f62b389e MD	424	__field( int, prio )
	425	),
	426
	427	TP_fast_assign(
	428	tp_memcpy(comm, current->comm, TASK_COMM_LEN)
e5092131	429	tp_assign(tid, pid_nr(pid))
3568c28c	430	tp_assign(prio, current->prio - MAX_RT_PRIO)
f62b389e MD	431	),
f62b389e MD	432
e5092131 MD	433	TP_printk("comm=%s tid=%d prio=%d",
e5092131 MD	434	__entry->comm, __entry->tid, __entry->prio)
f62b389e MD	435	)
	436
	437	/*
79b18ef7 MD	438	* Tracepoint for do_fork.
	439	* Saving both TID and PID information, especially for the child, allows
	440	* trace analyzers to distinguish between creation of a new process and
	441	* creation of a new thread. Newly created processes will have child_tid
	442	* == child_pid, while creation of a thread yields to child_tid !=
	443	* child_pid.
f62b389e	444	*/
3bc29f0a	445	LTTNG_TRACEPOINT_EVENT(sched_process_fork,
f62b389e MD	446
	447	TP_PROTO(struct task_struct parent, struct task_struct child),
	448
	449	TP_ARGS(parent, child),
	450
	451	TP_STRUCT__entry(
64c796d8	452	__array_text( char, parent_comm, TASK_COMM_LEN )
e5092131	453	__field( pid_t, parent_tid )
79b18ef7	454	__field( pid_t, parent_pid )
64c796d8	455	__array_text( char, child_comm, TASK_COMM_LEN )
e5092131	456	__field( pid_t, child_tid )
79b18ef7	457	__field( pid_t, child_pid )
f62b389e MD	458	),
	459
	460	TP_fast_assign(
	461	tp_memcpy(parent_comm, parent->comm, TASK_COMM_LEN)
e5092131	462	tp_assign(parent_tid, parent->pid)
79b18ef7	463	tp_assign(parent_pid, parent->tgid)
f62b389e	464	tp_memcpy(child_comm, child->comm, TASK_COMM_LEN)
e5092131	465	tp_assign(child_tid, child->pid)
79b18ef7	466	tp_assign(child_pid, child->tgid)
f62b389e MD	467	),
f62b389e MD	468
e5092131 MD	469	TP_printk("comm=%s tid=%d child_comm=%s child_tid=%d",
	470	__entry->parent_comm, __entry->parent_tid,
	471	__entry->child_comm, __entry->child_tid)
f62b389e MD	472	)
f62b389e MD	473
7c68b363 AG	474	#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
	475	/*
	476	* Tracepoint for sending a signal:
	477	*/
3bc29f0a	478	LTTNG_TRACEPOINT_EVENT(sched_signal_send,
7c68b363 AG	479
	480	TP_PROTO(int sig, struct task_struct *p),
	481
	482	TP_ARGS(sig, p),
	483
	484	TP_STRUCT__entry(
	485	__field( int, sig )
	486	__array( char, comm, TASK_COMM_LEN )
	487	__field( pid_t, pid )
	488	),
	489
	490	TP_fast_assign(
	491	tp_memcpy(comm, p->comm, TASK_COMM_LEN)
	492	tp_assign(pid, p->pid)
	493	tp_assign(sig, sig)
	494	),
	495
	496	TP_printk("sig=%d comm=%s pid=%d",
	497	__entry->sig, __entry->comm, __entry->pid)
	498	)
	499	#endif
	500
c94b2508	501	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
46142a81 PW	502	/*
	503	* Tracepoint for exec:
	504	*/
3bc29f0a	505	LTTNG_TRACEPOINT_EVENT(sched_process_exec,
46142a81 PW	506
	507	TP_PROTO(struct task_struct *p, pid_t old_pid,
	508	struct linux_binprm *bprm),
	509
	510	TP_ARGS(p, old_pid, bprm),
	511
	512	TP_STRUCT__entry(
	513	__string( filename, bprm->filename )
e7b0901e AG	514	__field( pid_t, tid )
e7b0901e AG	515	__field( pid_t, old_tid )
46142a81 PW	516	),
	517
	518	TP_fast_assign(
	519	tp_strcpy(filename, bprm->filename)
e7b0901e AG	520	tp_assign(tid, p->pid)
e7b0901e AG	521	tp_assign(old_tid, old_pid)
46142a81 PW	522	),
46142a81 PW	523
e7b0901e AG	524	TP_printk("filename=%s tid=%d old_tid=%d", __get_str(filename),
e7b0901e AG	525	__entry->tid, __entry->old_tid)
46142a81	526	)
c94b2508	527	#endif
46142a81	528
7c68b363	529	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
f62b389e MD	530	/*
	531	* XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
	532	* adding sched_stat support to SCHED_FIFO/RR would be welcome.
	533	*/
3bc29f0a	534	LTTNG_TRACEPOINT_EVENT_CLASS(sched_stat_template,
f62b389e MD	535
	536	TP_PROTO(struct task_struct *tsk, u64 delay),
	537
	538	TP_ARGS(tsk, delay),
	539
	540	TP_STRUCT__entry(
64c796d8	541	__array_text( char, comm, TASK_COMM_LEN )
e5092131	542	__field( pid_t, tid )
f62b389e MD	543	__field( u64, delay )
	544	),
	545
	546	TP_fast_assign(
	547	tp_memcpy(comm, tsk->comm, TASK_COMM_LEN)
e5092131	548	tp_assign(tid, tsk->pid)
f62b389e MD	549	tp_assign(delay, delay)
	550	)
	551	TP_perf_assign(
	552	__perf_count(delay)
	553	),
	554
e5092131 MD	555	TP_printk("comm=%s tid=%d delay=%Lu [ns]",
e5092131 MD	556	__entry->comm, __entry->tid,
f62b389e MD	557	(unsigned long long)__entry->delay)
	558	)
	559
	560
	561	/*
	562	* Tracepoint for accounting wait time (time the task is runnable
	563	* but not actually running due to scheduler contention).
	564	*/
3bc29f0a	565	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_wait,
f62b389e MD	566	TP_PROTO(struct task_struct *tsk, u64 delay),
	567	TP_ARGS(tsk, delay))
	568
	569	/*
	570	* Tracepoint for accounting sleep time (time the task is not runnable,
	571	* including iowait, see below).
	572	*/
3bc29f0a	573	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_sleep,
f62b389e MD	574	TP_PROTO(struct task_struct *tsk, u64 delay),
	575	TP_ARGS(tsk, delay))
	576
	577	/*
	578	* Tracepoint for accounting iowait time (time the task is not runnable
	579	* due to waiting on IO to complete).
	580	*/
3bc29f0a	581	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_iowait,
f62b389e MD	582	TP_PROTO(struct task_struct *tsk, u64 delay),
	583	TP_ARGS(tsk, delay))
	584
7c68b363 AG	585	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
	586	/*
	587	* Tracepoint for accounting blocked time (time the task is in uninterruptible).
	588	*/
3bc29f0a	589	LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_blocked,
7c68b363 AG	590	TP_PROTO(struct task_struct *tsk, u64 delay),
	591	TP_ARGS(tsk, delay))
	592	#endif
	593
f62b389e MD	594	/*
	595	* Tracepoint for accounting runtime (time the task is executing
	596	* on a CPU).
	597	*/
3bc29f0a	598	LTTNG_TRACEPOINT_EVENT(sched_stat_runtime,
f62b389e MD	599
	600	TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
	601
	602	TP_ARGS(tsk, runtime, vruntime),
	603
	604	TP_STRUCT__entry(
64c796d8	605	__array_text( char, comm, TASK_COMM_LEN )
e5092131	606	__field( pid_t, tid )
f62b389e MD	607	__field( u64, runtime )
	608	__field( u64, vruntime )
	609	),
	610
	611	TP_fast_assign(
	612	tp_memcpy(comm, tsk->comm, TASK_COMM_LEN)
e5092131	613	tp_assign(tid, tsk->pid)
f62b389e MD	614	tp_assign(runtime, runtime)
	615	tp_assign(vruntime, vruntime)
	616	)
	617	TP_perf_assign(
	618	__perf_count(runtime)
7c68b363 AG	619	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
	620	__perf_task(tsk)
	621	#endif
f62b389e MD	622	),
f62b389e MD	623
e5092131 MD	624	TP_printk("comm=%s tid=%d runtime=%Lu [ns] vruntime=%Lu [ns]",
e5092131 MD	625	__entry->comm, __entry->tid,
f62b389e MD	626	(unsigned long long)__entry->runtime,
	627	(unsigned long long)__entry->vruntime)
	628	)
7c68b363	629	#endif
f62b389e	630
7c68b363	631	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
f62b389e MD	632	/*
	633	* Tracepoint for showing priority inheritance modifying a tasks
	634	* priority.
	635	*/
3bc29f0a	636	LTTNG_TRACEPOINT_EVENT(sched_pi_setprio,
f62b389e MD	637
	638	TP_PROTO(struct task_struct *tsk, int newprio),
	639
	640	TP_ARGS(tsk, newprio),
	641
	642	TP_STRUCT__entry(
64c796d8	643	__array_text( char, comm, TASK_COMM_LEN )
e5092131	644	__field( pid_t, tid )
f62b389e MD	645	__field( int, oldprio )
	646	__field( int, newprio )
	647	),
	648
	649	TP_fast_assign(
	650	tp_memcpy(comm, tsk->comm, TASK_COMM_LEN)
e5092131	651	tp_assign(tid, tsk->pid)
3568c28c MD	652	tp_assign(oldprio, tsk->prio - MAX_RT_PRIO)
3568c28c MD	653	tp_assign(newprio, newprio - MAX_RT_PRIO)
f62b389e MD	654	),
f62b389e MD	655
e5092131 MD	656	TP_printk("comm=%s tid=%d oldprio=%d newprio=%d",
e5092131 MD	657	__entry->comm, __entry->tid,
f62b389e MD	658	__entry->oldprio, __entry->newprio)
f62b389e MD	659	)
7c68b363	660	#endif
f62b389e	661
3bc29f0a	662	#endif /* LTTNG_TRACE_SCHED_H */
f62b389e MD	663
f62b389e MD	664	/* This part must be outside protection */
5b88d86e	665	#include "../../../probes/define_trace.h"