sched.h File Reference

#include <linux/sched.h>
#include <linux/tracepoint.h>
#include <linux/binfmts.h>
#include <trace/define_trace.h>

Go to the source code of this file.

Macros
#define	TRACE_SYSTEM   sched
#define	_TRACE_SCHED_H

Functions
	TRACE_EVENT (sched_kthread_stop, TP_PROTO(struct task_struct *t), TP_ARGS(t), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid)), TP_fast_assign(memcpy(__entry->comm, t->comm, TASK_COMM_LEN);__entry->pid=t->pid;), TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid))
	TRACE_EVENT (sched_kthread_stop_ret, TP_PROTO(int ret), TP_ARGS(ret), TP_STRUCT__entry(__field(int, ret)), TP_fast_assign(__entry->ret=ret;), TP_printk("ret=%d", __entry->ret))
	DECLARE_EVENT_CLASS (sched_wakeup_template, TP_PROTO(struct task_struct *p, int success), TP_ARGS(p, success), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio) __field(int, success) __field(int, target_cpu)), TP_fast_assign(memcpy(__entry->comm, p->comm, TASK_COMM_LEN);__entry->pid=p->pid;__entry->prio=p->prio;__entry->success=success;__entry->target_cpu=task_cpu(p);) TP_perf_assign(__perf_task(p);), TP_printk("comm=%s pid=%d prio=%d success=%d target_cpu=%03d", __entry->comm, __entry->pid, __entry->prio, __entry->success, __entry->target_cpu))
	DEFINE_EVENT (sched_wakeup_template, sched_wakeup, TP_PROTO(struct task_struct *p, int success), TP_ARGS(p, success))
	DEFINE_EVENT (sched_wakeup_template, sched_wakeup_new, TP_PROTO(struct task_struct *p, int success), TP_ARGS(p, success))
	TRACE_EVENT (sched_switch, TP_PROTO(struct task_struct *prev, struct task_struct *next), TP_ARGS(prev, next), TP_STRUCT__entry(__array(char, prev_comm, TASK_COMM_LEN) __field(pid_t, prev_pid) __field(int, prev_prio) __field(long, prev_state) __array(char, next_comm, TASK_COMM_LEN) __field(pid_t, next_pid) __field(int, next_prio)), TP_fast_assign(memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);__entry->prev_pid=prev->pid;__entry->prev_prio=prev->prio;__entry->prev_state=__trace_sched_switch_state(prev);memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);__entry->next_pid=next->pid;__entry->next_prio=next->prio;), TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d", __entry->prev_comm, __entry->prev_pid, __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_pid, __entry->next_prio))
	TRACE_EVENT (sched_migrate_task, TP_PROTO(struct task_struct *p, int dest_cpu), TP_ARGS(p, dest_cpu), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio) __field(int, orig_cpu) __field(int, dest_cpu)), TP_fast_assign(memcpy(__entry->comm, p->comm, TASK_COMM_LEN);__entry->pid=p->pid;__entry->prio=p->prio;__entry->orig_cpu=task_cpu(p);__entry->dest_cpu=dest_cpu;), TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d", __entry->comm, __entry->pid, __entry->prio, __entry->orig_cpu, __entry->dest_cpu))
	DECLARE_EVENT_CLASS (sched_process_template, TP_PROTO(struct task_struct *p), TP_ARGS(p), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio)), TP_fast_assign(memcpy(__entry->comm, p->comm, TASK_COMM_LEN);__entry->pid=p->pid;__entry->prio=p->prio;), TP_printk("comm=%s pid=%d prio=%d", __entry->comm, __entry->pid, __entry->prio))
	DEFINE_EVENT (sched_process_template, sched_process_free, TP_PROTO(struct task_struct *p), TP_ARGS(p))
	DEFINE_EVENT (sched_process_template, sched_process_exit, TP_PROTO(struct task_struct *p), TP_ARGS(p))
	DEFINE_EVENT (sched_process_template, sched_wait_task, TP_PROTO(struct task_struct *p), TP_ARGS(p))
	TRACE_EVENT (sched_process_wait, TP_PROTO(struct pid *pid), TP_ARGS(pid), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio)), TP_fast_assign(memcpy(__entry->comm, current->comm, TASK_COMM_LEN);__entry->pid=pid_nr(pid);__entry->prio=current->prio;), TP_printk("comm=%s pid=%d prio=%d", __entry->comm, __entry->pid, __entry->prio))
	TRACE_EVENT (sched_process_fork, TP_PROTO(struct task_struct *parent, struct task_struct *child), TP_ARGS(parent, child), TP_STRUCT__entry(__array(char, parent_comm, TASK_COMM_LEN) __field(pid_t, parent_pid) __array(char, child_comm, TASK_COMM_LEN) __field(pid_t, child_pid)), TP_fast_assign(memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);__entry->parent_pid=parent->pid;memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);__entry->child_pid=child->pid;), TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d", __entry->parent_comm, __entry->parent_pid, __entry->child_comm, __entry->child_pid))
	TRACE_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, pid) __field(pid_t, old_pid)), TP_fast_assign(__assign_str(filename, bprm->filename);__entry->pid=p->pid;__entry->old_pid=old_pid;), TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename), __entry->pid, __entry->old_pid))
	DECLARE_EVENT_CLASS (sched_stat_template, TP_PROTO(struct task_struct *tsk, u64 delay), TP_ARGS(tsk, delay), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(u64, delay)), TP_fast_assign(memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);__entry->pid=tsk->pid;__entry->delay=delay;) TP_perf_assign(__perf_count(delay);__perf_task(tsk);), TP_printk("comm=%s pid=%d delay=%Lu [ns]", __entry->comm, __entry->pid,(unsigned long long) __entry->delay))
	DEFINE_EVENT (sched_stat_template, sched_stat_wait, TP_PROTO(struct task_struct *tsk, u64 delay), TP_ARGS(tsk, delay))
	DEFINE_EVENT (sched_stat_template, sched_stat_sleep, TP_PROTO(struct task_struct *tsk, u64 delay), TP_ARGS(tsk, delay))
	DEFINE_EVENT (sched_stat_template, sched_stat_iowait, TP_PROTO(struct task_struct *tsk, u64 delay), TP_ARGS(tsk, delay))
	DEFINE_EVENT (sched_stat_template, sched_stat_blocked, TP_PROTO(struct task_struct *tsk, u64 delay), TP_ARGS(tsk, delay))
	TRACE_EVENT (sched_stat_runtime, TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), TP_ARGS(tsk, runtime, vruntime), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(u64, runtime) __field(u64, vruntime)), TP_fast_assign(memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);__entry->pid=tsk->pid;__entry->runtime=runtime;__entry->vruntime=vruntime;) TP_perf_assign(__perf_count(runtime);), TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]", __entry->comm, __entry->pid,(unsigned long long) __entry->runtime,(unsigned long long) __entry->vruntime))
	TRACE_EVENT (sched_pi_setprio, TP_PROTO(struct task_struct *tsk, int newprio), TP_ARGS(tsk, newprio), TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, oldprio) __field(int, newprio)), TP_fast_assign(memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);__entry->pid=tsk->pid;__entry->oldprio=tsk->prio;__entry->newprio=newprio;), TP_printk("comm=%s pid=%d oldprio=%d newprio=%d", __entry->comm, __entry->pid, __entry->oldprio, __entry->newprio))

Macro Definition Documentation

#define _TRACE_SCHED_H

Definition at line 5 of file sched.h.

#define TRACE_SYSTEM   sched

Definition at line 2 of file sched.h.

Function Documentation

DECLARE_EVENT_CLASS	(	sched_wakeup_template	,
		TP_PROTO(struct task_struct *p, int success)	,
		TP_ARGS(p, success)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio) __field(int, success) __field(int, target_cpu))	,
		TP_fast_assign(memcpy(__entry->comm, p->comm, TASK_COMM_LEN);__entry->pid=p->pid;__entry->prio=p->prio;__entry->success=success;__entry->target_cpu=task_cpu(p);) TP_perf_assign(__perf_task(p);)	,
		TP_printk("comm=%s pid=%d prio=%d success=%d target_cpu=%03d", __entry->comm, __entry->pid, __entry->prio, __entry->success, __entry->target_cpu)
	)

DECLARE_EVENT_CLASS	(	sched_process_template	,
		TP_PROTO(struct task_struct *p)	,
		TP_ARGS(p)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio))	,
		TP_fast_assign(memcpy(__entry->comm, p->comm, TASK_COMM_LEN);__entry->pid=p->pid;__entry->prio=p->prio;)	,
		TP_printk("comm=%s pid=%d prio=%d", __entry->comm, __entry->pid, __entry->prio)
	)

DECLARE_EVENT_CLASS	(	sched_stat_template	,
		TP_PROTO(struct task_struct *tsk, u64 delay)	,
		TP_ARGS(tsk, delay)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(u64, delay))	,
		TP_fast_assign(memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);__entry->pid=tsk->pid;__entry->delay=delay;) TP_perf_assign(__perf_count(delay);__perf_task(tsk);)	,
		TP_printk("comm=%s pid=%d delay=%Lu [ns]", __entry->comm, __entry->pid,(unsigned long long) __entry->delay)
	)

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

DEFINE_EVENT	(	sched_wakeup_template	,
		sched_wakeup_new	,
		TP_PROTO(struct task_struct *p, int success)	,
		TP_ARGS(p, success)
	)

DEFINE_EVENT	(	sched_process_template	,
		sched_process_free	,
		TP_PROTO(struct task_struct *p)	,
		TP_ARGS(p)
	)

DEFINE_EVENT	(	sched_process_template	,
		sched_process_exit	,
		TP_PROTO(struct task_struct *p)	,
		TP_ARGS(p)
	)

DEFINE_EVENT	(	sched_process_template	,
		sched_wait_task	,
		TP_PROTO(struct task_struct *p)	,
		TP_ARGS(p)
	)

DEFINE_EVENT	(	sched_stat_template	,
		sched_stat_wait	,
		TP_PROTO(struct task_struct *tsk, u64 delay)	,
		TP_ARGS(tsk, delay)
	)

DEFINE_EVENT	(	sched_stat_template	,
		sched_stat_sleep	,
		TP_PROTO(struct task_struct *tsk, u64 delay)	,
		TP_ARGS(tsk, delay)
	)

DEFINE_EVENT	(	sched_stat_template	,
		sched_stat_iowait	,
		TP_PROTO(struct task_struct *tsk, u64 delay)	,
		TP_ARGS(tsk, delay)
	)

DEFINE_EVENT	(	sched_stat_template	,
		sched_stat_blocked	,
		TP_PROTO(struct task_struct *tsk, u64 delay)	,
		TP_ARGS(tsk, delay)
	)

TRACE_EVENT	(	sched_kthread_stop	,
		TP_PROTO(struct task_struct *t)	,
		TP_ARGS(t)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid))	,
		TP_fast_assign(memcpy(__entry->comm, t->comm, TASK_COMM_LEN);__entry->pid=t->pid;)	,
		TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
	)

TRACE_EVENT	(	sched_kthread_stop_ret	,
		TP_PROTO(int ret)	,
		TP_ARGS(ret)	,
		TP_STRUCT__entry(__field(int, ret))	,
		TP_fast_assign(__entry->ret=ret;)	,
		TP_printk("ret=%d", __entry->ret)
	)

TRACE_EVENT	(	sched_switch	,
		TP_PROTO(struct task_struct *prev, struct task_struct *next)	,
		TP_ARGS(prev, next)	,
		TP_STRUCT__entry(__array(char, prev_comm, TASK_COMM_LEN) __field(pid_t, prev_pid) __field(int, prev_prio) __field(long, prev_state) __array(char, next_comm, TASK_COMM_LEN) __field(pid_t, next_pid) __field(int, next_prio))	,
		TP_fast_assign(memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);__entry->prev_pid=prev->pid;__entry->prev_prio=prev->prio;__entry->prev_state=__trace_sched_switch_state(prev);memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);__entry->next_pid=next->pid;__entry->next_prio=next->prio;)	,
		TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d", __entry->prev_comm, __entry->prev_pid, __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_pid, __entry->next_prio)
	)

TRACE_EVENT	(	sched_migrate_task	,
		TP_PROTO(struct task_struct *p, int dest_cpu)	,
		TP_ARGS(p, dest_cpu)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio) __field(int, orig_cpu) __field(int, dest_cpu))	,
		TP_fast_assign(memcpy(__entry->comm, p->comm, TASK_COMM_LEN);__entry->pid=p->pid;__entry->prio=p->prio;__entry->orig_cpu=task_cpu(p);__entry->dest_cpu=dest_cpu;)	,
		TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d", __entry->comm, __entry->pid, __entry->prio, __entry->orig_cpu, __entry->dest_cpu)
	)

TRACE_EVENT	(	sched_process_wait	,
		TP_PROTO(struct pid *pid)	,
		TP_ARGS(pid)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, prio))	,
		TP_fast_assign(memcpy(__entry->comm, current->comm, TASK_COMM_LEN);__entry->pid=pid_nr(pid);__entry->prio=current->prio;)	,
		TP_printk("comm=%s pid=%d prio=%d", __entry->comm, __entry->pid, __entry->prio)
	)

TRACE_EVENT	(	sched_process_fork	,
		TP_PROTO(struct task_struct *parent, struct task_struct *child)	,
		TP_ARGS(parent, child)	,
		TP_STRUCT__entry(__array(char, parent_comm, TASK_COMM_LEN) __field(pid_t, parent_pid) __array(char, child_comm, TASK_COMM_LEN) __field(pid_t, child_pid))	,
		TP_fast_assign(memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);__entry->parent_pid=parent->pid;memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);__entry->child_pid=child->pid;)	,
		TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d", __entry->parent_comm, __entry->parent_pid, __entry->child_comm, __entry->child_pid)
	)

TRACE_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, pid) __field(pid_t, old_pid))	,
		TP_fast_assign(__assign_str(filename, bprm->filename);__entry->pid=p->pid;__entry->old_pid=old_pid;)	,
		TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename), __entry->pid, __entry->old_pid)
	)

TRACE_EVENT	(	sched_stat_runtime	,
		TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime)	,
		TP_ARGS(tsk, runtime, vruntime)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(u64, runtime) __field(u64, vruntime))	,
		TP_fast_assign(memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);__entry->pid=tsk->pid;__entry->runtime=runtime;__entry->vruntime=vruntime;) TP_perf_assign(__perf_count(runtime);)	,
		TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]", __entry->comm, __entry->pid,(unsigned long long) __entry->runtime,(unsigned long long) __entry->vruntime)
	)

TRACE_EVENT	(	sched_pi_setprio	,
		TP_PROTO(struct task_struct *tsk, int newprio)	,
		TP_ARGS(tsk, newprio)	,
		TP_STRUCT__entry(__array(char, comm, TASK_COMM_LEN) __field(pid_t, pid) __field(int, oldprio) __field(int, newprio))	,
		TP_fast_assign(memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);__entry->pid=tsk->pid;__entry->oldprio=tsk->prio;__entry->newprio=newprio;)	,
		TP_printk("comm=%s pid=%d oldprio=%d newprio=%d", __entry->comm, __entry->pid, __entry->oldprio, __entry->newprio)
	)