1396 lines
34 KiB
C
1396 lines
34 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM sched
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#if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_SCHED_H
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#include <linux/sched/numa_balancing.h>
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#include <linux/tracepoint.h>
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#include <linux/binfmts.h>
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/*
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* Tracepoint for calling kthread_stop, performed to end a kthread:
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*/
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TRACE_EVENT(sched_kthread_stop,
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TP_PROTO(struct task_struct *t),
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TP_ARGS(t),
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TP_STRUCT__entry(
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__array( char, comm, TASK_COMM_LEN )
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__field( pid_t, pid )
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),
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TP_fast_assign(
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memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
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__entry->pid = t->pid;
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),
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TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
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);
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/*
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* Tracepoint for the return value of the kthread stopping:
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*/
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TRACE_EVENT(sched_kthread_stop_ret,
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TP_PROTO(int ret),
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TP_ARGS(ret),
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TP_STRUCT__entry(
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__field( int, ret )
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),
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TP_fast_assign(
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__entry->ret = ret;
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),
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TP_printk("ret=%d", __entry->ret)
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);
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/*
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* Tracepoint for waking up a task:
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*/
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DECLARE_EVENT_CLASS(sched_wakeup_template,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(__perf_task(p)),
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TP_STRUCT__entry(
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__array( char, comm, TASK_COMM_LEN )
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__field( pid_t, pid )
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__field( int, prio )
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__field( int, success )
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__field( int, target_cpu )
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),
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TP_fast_assign(
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memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
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__entry->pid = p->pid;
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__entry->prio = p->prio; /* XXX SCHED_DEADLINE */
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__entry->success = 1; /* rudiment, kill when possible */
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__entry->target_cpu = task_cpu(p);
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),
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TP_printk("comm=%s pid=%d prio=%d target_cpu=%03d",
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__entry->comm, __entry->pid, __entry->prio,
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__entry->target_cpu)
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);
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/*
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* Tracepoint called when waking a task; this tracepoint is guaranteed to be
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* called from the waking context.
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*/
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DEFINE_EVENT(sched_wakeup_template, sched_waking,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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/*
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* Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG.
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* It it not always called from the waking context.
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*/
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DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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/*
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* Tracepoint for waking up a new task:
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*/
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DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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#ifdef CREATE_TRACE_POINTS
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static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p)
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{
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unsigned int state;
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#ifdef CONFIG_SCHED_DEBUG
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BUG_ON(p != current);
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#endif /* CONFIG_SCHED_DEBUG */
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/*
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* Preemption ignores task state, therefore preempted tasks are always
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* RUNNING (we will not have dequeued if state != RUNNING).
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*/
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if (preempt)
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return TASK_REPORT_MAX;
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/*
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* task_state_index() uses fls() and returns a value from 0-8 range.
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* Decrement it by 1 (except TASK_RUNNING state i.e 0) before using
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* it for left shift operation to get the correct task->state
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* mapping.
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*/
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state = __get_task_state(p);
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return state ? (1 << (state - 1)) : state;
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}
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#endif /* CREATE_TRACE_POINTS */
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/*
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* Tracepoint for task switches, performed by the scheduler:
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*/
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TRACE_EVENT(sched_switch,
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TP_PROTO(bool preempt,
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struct task_struct *prev,
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struct task_struct *next),
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TP_ARGS(preempt, prev, next),
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TP_STRUCT__entry(
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__array( char, prev_comm, TASK_COMM_LEN )
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__field( pid_t, prev_pid )
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__field( int, prev_prio )
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__field( long, prev_state )
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__array( char, next_comm, TASK_COMM_LEN )
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__field( pid_t, next_pid )
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__field( int, next_prio )
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),
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TP_fast_assign(
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memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
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__entry->prev_pid = prev->pid;
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__entry->prev_prio = prev->prio;
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__entry->prev_state = __trace_sched_switch_state(preempt, prev);
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memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
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__entry->next_pid = next->pid;
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__entry->next_prio = next->prio;
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/* XXX SCHED_DEADLINE */
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),
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TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d",
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__entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
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(__entry->prev_state & (TASK_REPORT_MAX - 1)) ?
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__print_flags(__entry->prev_state & (TASK_REPORT_MAX - 1), "|",
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{ 0x01, "S" }, { 0x02, "D" }, { 0x04, "T" },
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{ 0x08, "t" }, { 0x10, "X" }, { 0x20, "Z" },
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{ 0x40, "P" }, { 0x80, "I" }) :
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"R",
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__entry->prev_state & TASK_REPORT_MAX ? "+" : "",
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__entry->next_comm, __entry->next_pid, __entry->next_prio)
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);
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/*
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* Tracepoint for a task being migrated:
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*/
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TRACE_EVENT(sched_migrate_task,
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TP_PROTO(struct task_struct *p, int dest_cpu),
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TP_ARGS(p, dest_cpu),
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TP_STRUCT__entry(
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__array( char, comm, TASK_COMM_LEN )
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__field( pid_t, pid )
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__field( int, prio )
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__field( int, orig_cpu )
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__field( int, dest_cpu )
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),
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TP_fast_assign(
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memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
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__entry->pid = p->pid;
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__entry->prio = p->prio; /* XXX SCHED_DEADLINE */
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__entry->orig_cpu = task_cpu(p);
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__entry->dest_cpu = dest_cpu;
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),
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TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d",
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__entry->comm, __entry->pid, __entry->prio,
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__entry->orig_cpu, __entry->dest_cpu)
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);
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DECLARE_EVENT_CLASS(sched_process_template,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p),
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TP_STRUCT__entry(
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__array( char, comm, TASK_COMM_LEN )
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__field( pid_t, pid )
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__field( int, prio )
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),
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TP_fast_assign(
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memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
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__entry->pid = p->pid;
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__entry->prio = p->prio; /* XXX SCHED_DEADLINE */
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),
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TP_printk("comm=%s pid=%d prio=%d",
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__entry->comm, __entry->pid, __entry->prio)
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);
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/*
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* Tracepoint for freeing a task:
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*/
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DEFINE_EVENT(sched_process_template, sched_process_free,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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/*
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* Tracepoint for a task exiting:
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*/
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DEFINE_EVENT(sched_process_template, sched_process_exit,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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/*
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* Tracepoint for waiting on task to unschedule:
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*/
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DEFINE_EVENT(sched_process_template, sched_wait_task,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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/*
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* Tracepoint for a waiting task:
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*/
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TRACE_EVENT(sched_process_wait,
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TP_PROTO(struct pid *pid),
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TP_ARGS(pid),
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TP_STRUCT__entry(
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__array( char, comm, TASK_COMM_LEN )
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__field( pid_t, pid )
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__field( int, prio )
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),
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TP_fast_assign(
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memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
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__entry->pid = pid_nr(pid);
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__entry->prio = current->prio; /* XXX SCHED_DEADLINE */
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),
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TP_printk("comm=%s pid=%d prio=%d",
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__entry->comm, __entry->pid, __entry->prio)
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);
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/*
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* Tracepoint for do_fork:
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*/
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TRACE_EVENT(sched_process_fork,
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TP_PROTO(struct task_struct *parent, struct task_struct *child),
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TP_ARGS(parent, child),
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TP_STRUCT__entry(
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__array( char, parent_comm, TASK_COMM_LEN )
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__field( pid_t, parent_pid )
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__array( char, child_comm, TASK_COMM_LEN )
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__field( pid_t, child_pid )
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),
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TP_fast_assign(
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memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
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__entry->parent_pid = parent->pid;
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memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
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__entry->child_pid = child->pid;
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),
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TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d",
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__entry->parent_comm, __entry->parent_pid,
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__entry->child_comm, __entry->child_pid)
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);
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/*
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* Tracepoint for exec:
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*/
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TRACE_EVENT(sched_process_exec,
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TP_PROTO(struct task_struct *p, pid_t old_pid,
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struct linux_binprm *bprm),
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TP_ARGS(p, old_pid, bprm),
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TP_STRUCT__entry(
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__string( filename, bprm->filename )
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__field( pid_t, pid )
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__field( pid_t, old_pid )
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),
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TP_fast_assign(
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__assign_str(filename, bprm->filename);
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__entry->pid = p->pid;
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__entry->old_pid = old_pid;
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),
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TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename),
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__entry->pid, __entry->old_pid)
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);
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/*
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* XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
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* adding sched_stat support to SCHED_FIFO/RR would be welcome.
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*/
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DECLARE_EVENT_CLASS(sched_stat_template,
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TP_PROTO(struct task_struct *tsk, u64 delay),
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TP_ARGS(__perf_task(tsk), __perf_count(delay)),
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TP_STRUCT__entry(
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__array( char, comm, TASK_COMM_LEN )
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__field( pid_t, pid )
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__field( u64, delay )
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),
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TP_fast_assign(
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memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
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__entry->pid = tsk->pid;
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__entry->delay = delay;
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),
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TP_printk("comm=%s pid=%d delay=%Lu [ns]",
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__entry->comm, __entry->pid,
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(unsigned long long)__entry->delay)
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);
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/*
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* Tracepoint for accounting wait time (time the task is runnable
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* but not actually running due to scheduler contention).
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*/
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DEFINE_EVENT(sched_stat_template, sched_stat_wait,
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TP_PROTO(struct task_struct *tsk, u64 delay),
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TP_ARGS(tsk, delay));
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|
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/*
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* Tracepoint for accounting sleep time (time the task is not runnable,
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* including iowait, see below).
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*/
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DEFINE_EVENT(sched_stat_template, sched_stat_sleep,
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TP_PROTO(struct task_struct *tsk, u64 delay),
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TP_ARGS(tsk, delay));
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|
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/*
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* Tracepoint for accounting iowait time (time the task is not runnable
|
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* due to waiting on IO to complete).
|
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*/
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DEFINE_EVENT(sched_stat_template, sched_stat_iowait,
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TP_PROTO(struct task_struct *tsk, u64 delay),
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TP_ARGS(tsk, delay));
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|
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/*
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* Tracepoint for accounting blocked time (time the task is in uninterruptible).
|
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*/
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DEFINE_EVENT(sched_stat_template, sched_stat_blocked,
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TP_PROTO(struct task_struct *tsk, u64 delay),
|
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TP_ARGS(tsk, delay));
|
||
|
|
||
|
/*
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* Tracepoint for recording the cause of uninterruptible sleep.
|
||
|
*/
|
||
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TRACE_EVENT(sched_blocked_reason,
|
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|
|
||
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TP_PROTO(struct task_struct *tsk),
|
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|
|
||
|
TP_ARGS(tsk),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( pid_t, pid )
|
||
|
__field( void*, caller )
|
||
|
__field( bool, io_wait )
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|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->pid = tsk->pid;
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||
|
__entry->caller = (void*)get_wchan(tsk);
|
||
|
__entry->io_wait = tsk->in_iowait;
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||
|
),
|
||
|
|
||
|
TP_printk("pid=%d iowait=%d caller=%pS", __entry->pid, __entry->io_wait, __entry->caller)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for accounting runtime (time the task is executing
|
||
|
* on a CPU).
|
||
|
*/
|
||
|
DECLARE_EVENT_CLASS(sched_stat_runtime,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
|
||
|
|
||
|
TP_ARGS(tsk, __perf_count(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_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)
|
||
|
);
|
||
|
|
||
|
DEFINE_EVENT(sched_stat_runtime, sched_stat_runtime,
|
||
|
TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
|
||
|
TP_ARGS(tsk, runtime, vruntime));
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for showing priority inheritance modifying a tasks
|
||
|
* priority.
|
||
|
*/
|
||
|
TRACE_EVENT(sched_pi_setprio,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, struct task_struct *pi_task),
|
||
|
|
||
|
TP_ARGS(tsk, pi_task),
|
||
|
|
||
|
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 = pi_task ?
|
||
|
min(tsk->normal_prio, pi_task->prio) :
|
||
|
tsk->normal_prio;
|
||
|
/* XXX SCHED_DEADLINE bits missing */
|
||
|
),
|
||
|
|
||
|
TP_printk("comm=%s pid=%d oldprio=%d newprio=%d",
|
||
|
__entry->comm, __entry->pid,
|
||
|
__entry->oldprio, __entry->newprio)
|
||
|
);
|
||
|
|
||
|
#ifdef CONFIG_DETECT_HUNG_TASK
|
||
|
TRACE_EVENT(sched_process_hang,
|
||
|
TP_PROTO(struct task_struct *tsk),
|
||
|
TP_ARGS(tsk),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
),
|
||
|
|
||
|
TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
|
||
|
);
|
||
|
#endif /* CONFIG_DETECT_HUNG_TASK */
|
||
|
|
||
|
DECLARE_EVENT_CLASS(sched_move_task_template,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu),
|
||
|
|
||
|
TP_ARGS(tsk, src_cpu, dst_cpu),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( pid_t, pid )
|
||
|
__field( pid_t, tgid )
|
||
|
__field( pid_t, ngid )
|
||
|
__field( int, src_cpu )
|
||
|
__field( int, src_nid )
|
||
|
__field( int, dst_cpu )
|
||
|
__field( int, dst_nid )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->pid = task_pid_nr(tsk);
|
||
|
__entry->tgid = task_tgid_nr(tsk);
|
||
|
__entry->ngid = task_numa_group_id(tsk);
|
||
|
__entry->src_cpu = src_cpu;
|
||
|
__entry->src_nid = cpu_to_node(src_cpu);
|
||
|
__entry->dst_cpu = dst_cpu;
|
||
|
__entry->dst_nid = cpu_to_node(dst_cpu);
|
||
|
),
|
||
|
|
||
|
TP_printk("pid=%d tgid=%d ngid=%d src_cpu=%d src_nid=%d dst_cpu=%d dst_nid=%d",
|
||
|
__entry->pid, __entry->tgid, __entry->ngid,
|
||
|
__entry->src_cpu, __entry->src_nid,
|
||
|
__entry->dst_cpu, __entry->dst_nid)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracks migration of tasks from one runqueue to another. Can be used to
|
||
|
* detect if automatic NUMA balancing is bouncing between nodes
|
||
|
*/
|
||
|
DEFINE_EVENT(sched_move_task_template, sched_move_numa,
|
||
|
TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu),
|
||
|
|
||
|
TP_ARGS(tsk, src_cpu, dst_cpu)
|
||
|
);
|
||
|
|
||
|
DEFINE_EVENT(sched_move_task_template, sched_stick_numa,
|
||
|
TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu),
|
||
|
|
||
|
TP_ARGS(tsk, src_cpu, dst_cpu)
|
||
|
);
|
||
|
|
||
|
TRACE_EVENT(sched_swap_numa,
|
||
|
|
||
|
TP_PROTO(struct task_struct *src_tsk, int src_cpu,
|
||
|
struct task_struct *dst_tsk, int dst_cpu),
|
||
|
|
||
|
TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( pid_t, src_pid )
|
||
|
__field( pid_t, src_tgid )
|
||
|
__field( pid_t, src_ngid )
|
||
|
__field( int, src_cpu )
|
||
|
__field( int, src_nid )
|
||
|
__field( pid_t, dst_pid )
|
||
|
__field( pid_t, dst_tgid )
|
||
|
__field( pid_t, dst_ngid )
|
||
|
__field( int, dst_cpu )
|
||
|
__field( int, dst_nid )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->src_pid = task_pid_nr(src_tsk);
|
||
|
__entry->src_tgid = task_tgid_nr(src_tsk);
|
||
|
__entry->src_ngid = task_numa_group_id(src_tsk);
|
||
|
__entry->src_cpu = src_cpu;
|
||
|
__entry->src_nid = cpu_to_node(src_cpu);
|
||
|
__entry->dst_pid = task_pid_nr(dst_tsk);
|
||
|
__entry->dst_tgid = task_tgid_nr(dst_tsk);
|
||
|
__entry->dst_ngid = task_numa_group_id(dst_tsk);
|
||
|
__entry->dst_cpu = dst_cpu;
|
||
|
__entry->dst_nid = cpu_to_node(dst_cpu);
|
||
|
),
|
||
|
|
||
|
TP_printk("src_pid=%d src_tgid=%d src_ngid=%d src_cpu=%d src_nid=%d dst_pid=%d dst_tgid=%d dst_ngid=%d dst_cpu=%d dst_nid=%d",
|
||
|
__entry->src_pid, __entry->src_tgid, __entry->src_ngid,
|
||
|
__entry->src_cpu, __entry->src_nid,
|
||
|
__entry->dst_pid, __entry->dst_tgid, __entry->dst_ngid,
|
||
|
__entry->dst_cpu, __entry->dst_nid)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for waking a polling cpu without an IPI.
|
||
|
*/
|
||
|
TRACE_EVENT(sched_wake_idle_without_ipi,
|
||
|
|
||
|
TP_PROTO(int cpu),
|
||
|
|
||
|
TP_ARGS(cpu),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d", __entry->cpu)
|
||
|
);
|
||
|
|
||
|
#ifdef CONFIG_SMP
|
||
|
#ifdef CREATE_TRACE_POINTS
|
||
|
static inline
|
||
|
int __trace_sched_cpu(struct cfs_rq *cfs_rq, struct sched_entity *se)
|
||
|
{
|
||
|
#ifdef CONFIG_FAIR_GROUP_SCHED
|
||
|
struct rq *rq = cfs_rq ? cfs_rq->rq : NULL;
|
||
|
#else
|
||
|
struct rq *rq = cfs_rq ? container_of(cfs_rq, struct rq, cfs) : NULL;
|
||
|
#endif
|
||
|
return rq ? cpu_of(rq)
|
||
|
: task_cpu((container_of(se, struct task_struct, se)));
|
||
|
}
|
||
|
|
||
|
static inline
|
||
|
int __trace_sched_path(struct cfs_rq *cfs_rq, char *path, int len)
|
||
|
{
|
||
|
#ifdef CONFIG_FAIR_GROUP_SCHED
|
||
|
int l = path ? len : 0;
|
||
|
|
||
|
if (cfs_rq && task_group_is_autogroup(cfs_rq->tg))
|
||
|
return autogroup_path(cfs_rq->tg, path, l) + 1;
|
||
|
else if (cfs_rq && cfs_rq->tg->css.cgroup)
|
||
|
return cgroup_path(cfs_rq->tg->css.cgroup, path, l) + 1;
|
||
|
#endif
|
||
|
if (path)
|
||
|
strcpy(path, "(null)");
|
||
|
|
||
|
return strlen("(null)");
|
||
|
}
|
||
|
|
||
|
static inline
|
||
|
struct cfs_rq *__trace_sched_group_cfs_rq(struct sched_entity *se)
|
||
|
{
|
||
|
#ifdef CONFIG_FAIR_GROUP_SCHED
|
||
|
return se->my_q;
|
||
|
#else
|
||
|
return NULL;
|
||
|
#endif
|
||
|
}
|
||
|
#endif /* CREATE_TRACE_POINTS */
|
||
|
|
||
|
#ifdef CONFIG_SCHED_WALT
|
||
|
extern unsigned int sysctl_sched_use_walt_cpu_util;
|
||
|
extern unsigned int sysctl_sched_use_walt_task_util;
|
||
|
extern unsigned int walt_ravg_window;
|
||
|
extern bool walt_disabled;
|
||
|
|
||
|
#define walt_util(util_var, demand_sum) {\
|
||
|
u64 sum = demand_sum << SCHED_CAPACITY_SHIFT;\
|
||
|
do_div(sum, walt_ravg_window);\
|
||
|
util_var = (typeof(util_var))sum;\
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for logging FRT schedule activity
|
||
|
*/
|
||
|
|
||
|
TRACE_EVENT(sched_fluid_activated_cpus,
|
||
|
|
||
|
TP_PROTO(int cpu, int util_sum, int busy_thr, unsigned int prefer_mask),
|
||
|
|
||
|
TP_ARGS(cpu, util_sum, busy_thr, prefer_mask),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__field( int, util_sum )
|
||
|
__field( int, busy_thr )
|
||
|
__field( unsigned int, prefer_mask )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu;
|
||
|
__entry->util_sum = util_sum;
|
||
|
__entry->busy_thr = busy_thr;
|
||
|
__entry->prefer_mask = prefer_mask;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d util_sum=%d busy_thr=%d prefer_mask=%x",
|
||
|
__entry->cpu,__entry->util_sum,
|
||
|
__entry->busy_thr, __entry->prefer_mask)
|
||
|
);
|
||
|
|
||
|
TRACE_EVENT(sched_fluid_stat,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, struct sched_avg *avg, int best, char* str),
|
||
|
|
||
|
TP_ARGS(tsk, avg, best, str),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, selectby, TASK_COMM_LEN )
|
||
|
__array( char, targettsk, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( int, bestcpu )
|
||
|
__field( int, prevcpu )
|
||
|
__field( unsigned long, load_avg )
|
||
|
__field( unsigned long, util_avg )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->selectby, str, TASK_COMM_LEN);
|
||
|
memcpy(__entry->targettsk, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
__entry->bestcpu = best;
|
||
|
__entry->prevcpu = task_cpu(tsk);
|
||
|
__entry->load_avg = avg->load_avg;
|
||
|
__entry->util_avg = avg->util_avg;
|
||
|
),
|
||
|
TP_printk("frt: comm=%s pid=%d assigned to #%d from #%d load_avg=%lu util_avg=%lu "
|
||
|
"by %s.",
|
||
|
__entry->targettsk,
|
||
|
__entry->pid,
|
||
|
__entry->bestcpu,
|
||
|
__entry->prevcpu,
|
||
|
__entry->load_avg,
|
||
|
__entry->util_avg,
|
||
|
__entry->selectby)
|
||
|
);
|
||
|
/*
|
||
|
* Tracepoint for accounting sched averages for tasks.
|
||
|
*/
|
||
|
TRACE_EVENT(sched_rt_load_avg_task,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, struct sched_avg *avg),
|
||
|
|
||
|
TP_ARGS(tsk, avg),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( int, cpu )
|
||
|
__field( unsigned long, load_avg )
|
||
|
__field( unsigned long, util_avg )
|
||
|
__field( u64, load_sum )
|
||
|
__field( u32, util_sum )
|
||
|
__field( u32, period_contrib )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
__entry->cpu = task_cpu(tsk);
|
||
|
__entry->load_avg = avg->load_avg;
|
||
|
__entry->util_avg = avg->util_avg;
|
||
|
__entry->load_sum = avg->load_sum;
|
||
|
__entry->util_sum = avg->util_sum;
|
||
|
__entry->period_contrib = avg->period_contrib;
|
||
|
),
|
||
|
TP_printk("rt: comm=%s pid=%d cpu=%d load_avg=%lu util_avg=%lu "
|
||
|
"load_sum=%llu util_sum=%u period_contrib=%u",
|
||
|
__entry->comm,
|
||
|
__entry->pid,
|
||
|
__entry->cpu,
|
||
|
__entry->load_avg,
|
||
|
__entry->util_avg,
|
||
|
(u64)__entry->load_sum,
|
||
|
(u32)__entry->util_sum,
|
||
|
(u32)__entry->period_contrib)
|
||
|
);
|
||
|
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for cfs_rq load tracking:
|
||
|
*/
|
||
|
TRACE_EVENT(sched_load_cfs_rq,
|
||
|
|
||
|
TP_PROTO(struct cfs_rq *cfs_rq),
|
||
|
|
||
|
TP_ARGS(cfs_rq),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__dynamic_array(char, path,
|
||
|
__trace_sched_path(cfs_rq, NULL, 0) )
|
||
|
__field( unsigned long, load )
|
||
|
__field( unsigned long, util )
|
||
|
__field( unsigned long, util_pelt )
|
||
|
__field( unsigned long, util_walt )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = __trace_sched_cpu(cfs_rq, NULL);
|
||
|
__trace_sched_path(cfs_rq, __get_dynamic_array(path),
|
||
|
__get_dynamic_array_len(path));
|
||
|
__entry->load = cfs_rq->runnable_load_avg;
|
||
|
__entry->util = cfs_rq->avg.util_avg;
|
||
|
__entry->util_pelt = cfs_rq->avg.util_avg;
|
||
|
__entry->util_walt = 0;
|
||
|
#ifdef CONFIG_SCHED_WALT
|
||
|
if (&cfs_rq->rq->cfs == cfs_rq) {
|
||
|
walt_util(__entry->util_walt,
|
||
|
cfs_rq->rq->prev_runnable_sum);
|
||
|
if (!walt_disabled && sysctl_sched_use_walt_cpu_util)
|
||
|
__entry->util = __entry->util_walt;
|
||
|
}
|
||
|
#endif
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d path=%s load=%lu util=%lu util_pelt=%lu util_walt=%lu",
|
||
|
__entry->cpu, __get_str(path), __entry->load, __entry->util,
|
||
|
__entry->util_pelt, __entry->util_walt)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for rt_rq load tracking:
|
||
|
*/
|
||
|
struct rt_rq;
|
||
|
|
||
|
TRACE_EVENT(sched_load_rt_rq,
|
||
|
|
||
|
TP_PROTO(int cpu, struct rt_rq *rt_rq),
|
||
|
|
||
|
TP_ARGS(cpu, rt_rq),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__field( unsigned long, util )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu;
|
||
|
__entry->util = rt_rq->avg.util_avg;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d util=%lu", __entry->cpu,
|
||
|
__entry->util)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for sched_entity load tracking:
|
||
|
*/
|
||
|
TRACE_EVENT(sched_load_se,
|
||
|
|
||
|
TP_PROTO(struct sched_entity *se),
|
||
|
|
||
|
TP_ARGS(se),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__dynamic_array(char, path,
|
||
|
__trace_sched_path(__trace_sched_group_cfs_rq(se), NULL, 0) )
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( unsigned long, load )
|
||
|
__field( unsigned long, util )
|
||
|
__field( unsigned long, util_pelt )
|
||
|
__field( unsigned long, util_walt )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
struct cfs_rq *gcfs_rq = __trace_sched_group_cfs_rq(se);
|
||
|
struct task_struct *p = gcfs_rq ? NULL
|
||
|
: container_of(se, struct task_struct, se);
|
||
|
|
||
|
__entry->cpu = __trace_sched_cpu(gcfs_rq, se);
|
||
|
__trace_sched_path(gcfs_rq, __get_dynamic_array(path),
|
||
|
__get_dynamic_array_len(path));
|
||
|
memcpy(__entry->comm, p ? p->comm : "(null)",
|
||
|
p ? TASK_COMM_LEN : sizeof("(null)"));
|
||
|
__entry->pid = p ? p->pid : -1;
|
||
|
__entry->load = se->avg.load_avg;
|
||
|
__entry->util = se->avg.util_avg;
|
||
|
__entry->util_pelt = __entry->util;
|
||
|
__entry->util_walt = 0;
|
||
|
#ifdef CONFIG_SCHED_WALT
|
||
|
if (!se->my_q) {
|
||
|
struct task_struct *p = container_of(se, struct task_struct, se);
|
||
|
walt_util(__entry->util_walt, p->ravg.demand);
|
||
|
if (!walt_disabled && sysctl_sched_use_walt_task_util)
|
||
|
__entry->util = __entry->util_walt;
|
||
|
}
|
||
|
#endif
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d path=%s comm=%s pid=%d load=%lu util=%lu util_pelt=%lu util_walt=%lu",
|
||
|
__entry->cpu, __get_str(path), __entry->comm,
|
||
|
__entry->pid, __entry->load, __entry->util,
|
||
|
__entry->util_pelt, __entry->util_walt)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for task_group load tracking:
|
||
|
*/
|
||
|
#ifdef CONFIG_FAIR_GROUP_SCHED
|
||
|
TRACE_EVENT(sched_load_tg,
|
||
|
|
||
|
TP_PROTO(struct cfs_rq *cfs_rq),
|
||
|
|
||
|
TP_ARGS(cfs_rq),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__dynamic_array(char, path,
|
||
|
__trace_sched_path(cfs_rq, NULL, 0) )
|
||
|
__field( long, load )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cfs_rq->rq->cpu;
|
||
|
__trace_sched_path(cfs_rq, __get_dynamic_array(path),
|
||
|
__get_dynamic_array_len(path));
|
||
|
__entry->load = atomic_long_read(&cfs_rq->tg->load_avg);
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d path=%s load=%ld", __entry->cpu, __get_str(path),
|
||
|
__entry->load)
|
||
|
);
|
||
|
#endif /* CONFIG_FAIR_GROUP_SCHED */
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for accounting CPU boosted utilization
|
||
|
*/
|
||
|
TRACE_EVENT(sched_boost_cpu,
|
||
|
|
||
|
TP_PROTO(int cpu, unsigned long util, long margin),
|
||
|
|
||
|
TP_ARGS(cpu, util, margin),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__field( unsigned long, util )
|
||
|
__field(long, margin )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu;
|
||
|
__entry->util = util;
|
||
|
__entry->margin = margin;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d util=%lu margin=%ld",
|
||
|
__entry->cpu,
|
||
|
__entry->util,
|
||
|
__entry->margin)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for schedtune_tasks_update
|
||
|
*/
|
||
|
TRACE_EVENT(sched_tune_tasks_update,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, int cpu, int tasks, int idx,
|
||
|
int boost, int max_boost, u64 group_ts),
|
||
|
|
||
|
TP_ARGS(tsk, cpu, tasks, idx, boost, max_boost, group_ts),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( int, cpu )
|
||
|
__field( int, tasks )
|
||
|
__field( int, idx )
|
||
|
__field( int, boost )
|
||
|
__field( int, max_boost )
|
||
|
__field( u64, group_ts )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
__entry->cpu = cpu;
|
||
|
__entry->tasks = tasks;
|
||
|
__entry->idx = idx;
|
||
|
__entry->boost = boost;
|
||
|
__entry->max_boost = max_boost;
|
||
|
__entry->group_ts = group_ts;
|
||
|
),
|
||
|
|
||
|
TP_printk("pid=%d comm=%s "
|
||
|
"cpu=%d tasks=%d idx=%d boost=%d max_boost=%d timeout=%llu",
|
||
|
__entry->pid, __entry->comm,
|
||
|
__entry->cpu, __entry->tasks, __entry->idx,
|
||
|
__entry->boost, __entry->max_boost,
|
||
|
__entry->group_ts)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for schedtune_grouputil_update
|
||
|
*/
|
||
|
TRACE_EVENT(sched_tune_grouputil_update,
|
||
|
|
||
|
TP_PROTO(int idx, int total, int accumulated, unsigned long group_util,
|
||
|
struct task_struct *heaviest_p, unsigned long biggest_util),
|
||
|
|
||
|
TP_ARGS(idx, total, accumulated, group_util, heaviest_p, biggest_util),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, idx )
|
||
|
__field( int, total )
|
||
|
__field( int, accumulated )
|
||
|
__field( unsigned long, group_util )
|
||
|
__field( pid_t, pid )
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( unsigned long, biggest_util )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->idx = idx;
|
||
|
__entry->total = total;
|
||
|
__entry->accumulated = accumulated;
|
||
|
__entry->group_util = group_util;
|
||
|
__entry->pid = heaviest_p->pid;
|
||
|
memcpy(__entry->comm, heaviest_p->comm, TASK_COMM_LEN);
|
||
|
__entry->biggest_util = biggest_util;
|
||
|
),
|
||
|
|
||
|
TP_printk("idx=%d total=%d accumulated=%d group_util=%lu "
|
||
|
"heaviest task(pid=%d comm=%s util=%lu)",
|
||
|
__entry->idx, __entry->total, __entry->accumulated, __entry->group_util,
|
||
|
__entry->pid, __entry->comm, __entry->biggest_util)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for checking group balancing
|
||
|
*/
|
||
|
TRACE_EVENT(sched_tune_check_group_balance,
|
||
|
|
||
|
TP_PROTO(int idx, int ib_count, bool balancing),
|
||
|
|
||
|
TP_ARGS(idx, ib_count, balancing),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, idx )
|
||
|
__field( int, ib_count )
|
||
|
__field( bool, balancing )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->idx = idx;
|
||
|
__entry->ib_count = ib_count;
|
||
|
__entry->balancing = balancing;
|
||
|
),
|
||
|
|
||
|
TP_printk("idx=%d imbalance_count=%d balancing=%d",
|
||
|
__entry->idx, __entry->ib_count, __entry->balancing)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for schedtune_boostgroup_update
|
||
|
*/
|
||
|
TRACE_EVENT(sched_tune_boostgroup_update,
|
||
|
|
||
|
TP_PROTO(int cpu, int variation, int max_boost),
|
||
|
|
||
|
TP_ARGS(cpu, variation, max_boost),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__field( int, variation )
|
||
|
__field( int, max_boost )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu;
|
||
|
__entry->variation = variation;
|
||
|
__entry->max_boost = max_boost;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d variation=%d max_boost=%d",
|
||
|
__entry->cpu, __entry->variation, __entry->max_boost)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for accounting task boosted utilization
|
||
|
*/
|
||
|
TRACE_EVENT(sched_boost_task,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, unsigned long util, long margin),
|
||
|
|
||
|
TP_ARGS(tsk, util, margin),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( unsigned long, util )
|
||
|
__field( long, margin )
|
||
|
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
__entry->util = util;
|
||
|
__entry->margin = margin;
|
||
|
),
|
||
|
|
||
|
TP_printk("comm=%s pid=%d util=%lu margin=%ld",
|
||
|
__entry->comm, __entry->pid,
|
||
|
__entry->util,
|
||
|
__entry->margin)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for system overutilized flag
|
||
|
*/
|
||
|
struct sched_domain;
|
||
|
TRACE_EVENT_CONDITION(sched_overutilized,
|
||
|
|
||
|
TP_PROTO(struct sched_domain *sd, bool was_overutilized, bool overutilized),
|
||
|
|
||
|
TP_ARGS(sd, was_overutilized, overutilized),
|
||
|
|
||
|
TP_CONDITION(overutilized != was_overutilized),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( bool, overutilized )
|
||
|
__array( char, cpulist , 32 )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->overutilized = overutilized;
|
||
|
scnprintf(__entry->cpulist, sizeof(__entry->cpulist), "%*pbl", cpumask_pr_args(sched_domain_span(sd)));
|
||
|
),
|
||
|
|
||
|
TP_printk("overutilized=%d sd_span=%s",
|
||
|
__entry->overutilized ? 1 : 0, __entry->cpulist)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for find_best_target
|
||
|
*/
|
||
|
TRACE_EVENT(sched_find_best_target,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, bool prefer_idle,
|
||
|
unsigned long min_util, int start_cpu,
|
||
|
int best_idle, int best_active, int target),
|
||
|
|
||
|
TP_ARGS(tsk, prefer_idle, min_util, start_cpu,
|
||
|
best_idle, best_active, target),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( unsigned long, min_util )
|
||
|
__field( bool, prefer_idle )
|
||
|
__field( int, start_cpu )
|
||
|
__field( int, best_idle )
|
||
|
__field( int, best_active )
|
||
|
__field( int, target )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
__entry->min_util = min_util;
|
||
|
__entry->prefer_idle = prefer_idle;
|
||
|
__entry->start_cpu = start_cpu;
|
||
|
__entry->best_idle = best_idle;
|
||
|
__entry->best_active = best_active;
|
||
|
__entry->target = target;
|
||
|
),
|
||
|
|
||
|
TP_printk("pid=%d comm=%s prefer_idle=%d start_cpu=%d "
|
||
|
"best_idle=%d best_active=%d target=%d",
|
||
|
__entry->pid, __entry->comm,
|
||
|
__entry->prefer_idle, __entry->start_cpu,
|
||
|
__entry->best_idle, __entry->best_active,
|
||
|
__entry->target)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for tasks' estimated utilization.
|
||
|
*/
|
||
|
TRACE_EVENT(sched_util_est_task,
|
||
|
|
||
|
TP_PROTO(struct task_struct *tsk, struct sched_avg *avg),
|
||
|
|
||
|
TP_ARGS(tsk, avg),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( int, cpu )
|
||
|
__field( unsigned int, util_avg )
|
||
|
__field( unsigned int, est_enqueued )
|
||
|
__field( unsigned int, est_ewma )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = tsk->pid;
|
||
|
__entry->cpu = task_cpu(tsk);
|
||
|
__entry->util_avg = avg->util_avg;
|
||
|
__entry->est_enqueued = avg->util_est.enqueued;
|
||
|
__entry->est_ewma = avg->util_est.ewma;
|
||
|
),
|
||
|
|
||
|
TP_printk("comm=%s pid=%d cpu=%d util_avg=%u util_est_ewma=%u util_est_enqueued=%u",
|
||
|
__entry->comm,
|
||
|
__entry->pid,
|
||
|
__entry->cpu,
|
||
|
__entry->util_avg,
|
||
|
__entry->est_ewma,
|
||
|
__entry->est_enqueued)
|
||
|
);
|
||
|
|
||
|
/*
|
||
|
* Tracepoint for root cfs_rq's estimated utilization.
|
||
|
*/
|
||
|
TRACE_EVENT(sched_util_est_cpu,
|
||
|
|
||
|
TP_PROTO(int cpu, struct cfs_rq *cfs_rq),
|
||
|
|
||
|
TP_ARGS(cpu, cfs_rq),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field( int, cpu )
|
||
|
__field( unsigned int, util_avg )
|
||
|
__field( unsigned int, util_est_enqueued )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu;
|
||
|
__entry->util_avg = cfs_rq->avg.util_avg;
|
||
|
__entry->util_est_enqueued = cfs_rq->avg.util_est.enqueued;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d util_avg=%u util_est_enqueued=%u",
|
||
|
__entry->cpu,
|
||
|
__entry->util_avg,
|
||
|
__entry->util_est_enqueued)
|
||
|
);
|
||
|
|
||
|
#ifdef CONFIG_SCHED_WALT
|
||
|
struct rq;
|
||
|
|
||
|
TRACE_EVENT(walt_update_task_ravg,
|
||
|
|
||
|
TP_PROTO(struct task_struct *p, struct rq *rq, int evt,
|
||
|
u64 wallclock, u64 irqtime),
|
||
|
|
||
|
TP_ARGS(p, rq, evt, wallclock, irqtime),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field( pid_t, cur_pid )
|
||
|
__field( u64, wallclock )
|
||
|
__field( u64, mark_start )
|
||
|
__field( u64, delta_m )
|
||
|
__field( u64, win_start )
|
||
|
__field( u64, delta )
|
||
|
__field( u64, irqtime )
|
||
|
__array( char, evt, 16 )
|
||
|
__field(unsigned int, demand )
|
||
|
__field(unsigned int, sum )
|
||
|
__field( int, cpu )
|
||
|
__field( u64, cs )
|
||
|
__field( u64, ps )
|
||
|
__field( u32, curr_window )
|
||
|
__field( u32, prev_window )
|
||
|
__field( u64, nt_cs )
|
||
|
__field( u64, nt_ps )
|
||
|
__field( u32, active_windows )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
static const char* walt_event_names[] =
|
||
|
{
|
||
|
"PUT_PREV_TASK",
|
||
|
"PICK_NEXT_TASK",
|
||
|
"TASK_WAKE",
|
||
|
"TASK_MIGRATE",
|
||
|
"TASK_UPDATE",
|
||
|
"IRQ_UPDATE"
|
||
|
};
|
||
|
__entry->wallclock = wallclock;
|
||
|
__entry->win_start = rq->window_start;
|
||
|
__entry->delta = (wallclock - rq->window_start);
|
||
|
strcpy(__entry->evt, walt_event_names[evt]);
|
||
|
__entry->cpu = rq->cpu;
|
||
|
__entry->cur_pid = rq->curr->pid;
|
||
|
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = p->pid;
|
||
|
__entry->mark_start = p->ravg.mark_start;
|
||
|
__entry->delta_m = (wallclock - p->ravg.mark_start);
|
||
|
__entry->demand = p->ravg.demand;
|
||
|
__entry->sum = p->ravg.sum;
|
||
|
__entry->irqtime = irqtime;
|
||
|
__entry->cs = rq->curr_runnable_sum;
|
||
|
__entry->ps = rq->prev_runnable_sum;
|
||
|
__entry->curr_window = p->ravg.curr_window;
|
||
|
__entry->prev_window = p->ravg.prev_window;
|
||
|
__entry->nt_cs = rq->nt_curr_runnable_sum;
|
||
|
__entry->nt_ps = rq->nt_prev_runnable_sum;
|
||
|
__entry->active_windows = p->ravg.active_windows;
|
||
|
),
|
||
|
|
||
|
TP_printk("wallclock=%llu window_start=%llu delta=%llu event=%s cpu=%d cur_pid=%d pid=%d comm=%s"
|
||
|
" mark_start=%llu delta=%llu demand=%u sum=%u irqtime=%llu"
|
||
|
" curr_runnable_sum=%llu prev_runnable_sum=%llu cur_window=%u"
|
||
|
" prev_window=%u nt_curr_runnable_sum=%llu nt_prev_runnable_sum=%llu active_windows=%u",
|
||
|
__entry->wallclock, __entry->win_start, __entry->delta,
|
||
|
__entry->evt, __entry->cpu, __entry->cur_pid,
|
||
|
__entry->pid, __entry->comm, __entry->mark_start,
|
||
|
__entry->delta_m, __entry->demand,
|
||
|
__entry->sum, __entry->irqtime,
|
||
|
__entry->cs, __entry->ps,
|
||
|
__entry->curr_window, __entry->prev_window,
|
||
|
__entry->nt_cs, __entry->nt_ps,
|
||
|
__entry->active_windows
|
||
|
)
|
||
|
);
|
||
|
|
||
|
TRACE_EVENT(walt_update_history,
|
||
|
|
||
|
TP_PROTO(struct rq *rq, struct task_struct *p, u32 runtime, int samples,
|
||
|
int evt),
|
||
|
|
||
|
TP_ARGS(rq, p, runtime, samples, evt),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__array( char, comm, TASK_COMM_LEN )
|
||
|
__field( pid_t, pid )
|
||
|
__field(unsigned int, runtime )
|
||
|
__field( int, samples )
|
||
|
__field( int, evt )
|
||
|
__field( u64, demand )
|
||
|
__field(unsigned int, walt_avg )
|
||
|
__field(unsigned int, pelt_avg )
|
||
|
__array( u32, hist, RAVG_HIST_SIZE_MAX)
|
||
|
__field( int, cpu )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
|
||
|
__entry->pid = p->pid;
|
||
|
__entry->runtime = runtime;
|
||
|
__entry->samples = samples;
|
||
|
__entry->evt = evt;
|
||
|
__entry->demand = p->ravg.demand;
|
||
|
walt_util(__entry->walt_avg,__entry->demand);
|
||
|
__entry->pelt_avg = p->se.avg.util_avg;
|
||
|
memcpy(__entry->hist, p->ravg.sum_history,
|
||
|
RAVG_HIST_SIZE_MAX * sizeof(u32));
|
||
|
__entry->cpu = rq->cpu;
|
||
|
),
|
||
|
|
||
|
TP_printk("pid=%d comm=%s runtime=%u samples=%d event=%d demand=%llu ravg_window=%u"
|
||
|
" walt=%u pelt=%u hist0=%u hist1=%u hist2=%u hist3=%u hist4=%u cpu=%d",
|
||
|
__entry->pid, __entry->comm,
|
||
|
__entry->runtime, __entry->samples, __entry->evt,
|
||
|
__entry->demand,
|
||
|
walt_ravg_window,
|
||
|
__entry->walt_avg,
|
||
|
__entry->pelt_avg,
|
||
|
__entry->hist[0], __entry->hist[1],
|
||
|
__entry->hist[2], __entry->hist[3],
|
||
|
__entry->hist[4], __entry->cpu)
|
||
|
);
|
||
|
|
||
|
TRACE_EVENT(walt_migration_update_sum,
|
||
|
|
||
|
TP_PROTO(struct rq *rq, struct task_struct *p),
|
||
|
|
||
|
TP_ARGS(rq, p),
|
||
|
|
||
|
TP_STRUCT__entry(
|
||
|
__field(int, cpu )
|
||
|
__field(int, pid )
|
||
|
__field( u64, cs )
|
||
|
__field( u64, ps )
|
||
|
__field( s64, nt_cs )
|
||
|
__field( s64, nt_ps )
|
||
|
),
|
||
|
|
||
|
TP_fast_assign(
|
||
|
__entry->cpu = cpu_of(rq);
|
||
|
__entry->cs = rq->curr_runnable_sum;
|
||
|
__entry->ps = rq->prev_runnable_sum;
|
||
|
__entry->nt_cs = (s64)rq->nt_curr_runnable_sum;
|
||
|
__entry->nt_ps = (s64)rq->nt_prev_runnable_sum;
|
||
|
__entry->pid = p->pid;
|
||
|
),
|
||
|
|
||
|
TP_printk("cpu=%d curr_runnable_sum=%llu prev_runnable_sum=%llu nt_curr_runnable_sum=%lld nt_prev_runnable_sum=%lld pid=%d",
|
||
|
__entry->cpu, __entry->cs, __entry->ps,
|
||
|
__entry->nt_cs, __entry->nt_ps, __entry->pid)
|
||
|
);
|
||
|
#endif /* CONFIG_SCHED_WALT */
|
||
|
#endif /* CONFIG_SMP */
|
||
|
#endif /* _TRACE_SCHED_H */
|
||
|
|
||
|
/* This part must be outside protection */
|
||
|
#include <trace/define_trace.h>
|