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1767 lines
44 KiB
1767 lines
44 KiB
/* 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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|
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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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|
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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/* M: states for tracking I/O & mutex events |
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* notice avoid to conflict with linux/sched.h |
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* |
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* A bug linux not fixed: |
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* 'K' for TASK_WAKEKILL specified in linux/sched.h |
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* but marked 'K' in sched_switch will cause Android systrace parser confused |
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* therefore for sched_switch events, these extra states will be printed |
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* in the end of each line |
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*/ |
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#define _MT_TASK_BLOCKED_RTMUX (TASK_STATE_MAX << 1) |
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#define _MT_TASK_BLOCKED_MUTEX (TASK_STATE_MAX << 2) |
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#define _MT_TASK_BLOCKED_IO (TASK_STATE_MAX << 3) |
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#define _MT_EXTRA_STATE_MASK (_MT_TASK_BLOCKED_RTMUX | \ |
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_MT_TASK_BLOCKED_MUTEX | \ |
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_MT_TASK_BLOCKED_IO | \ |
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TASK_WAKEKILL | \ |
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TASK_PARKED | \ |
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TASK_NOLOAD) |
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#endif |
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#define _MT_TASK_STATE_MASK ((TASK_STATE_MAX - 1) & \ |
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~(TASK_WAKEKILL | TASK_PARKED | TASK_NOLOAD)) |
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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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|
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TP_PROTO(struct task_struct *t), |
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TP_ARGS(t), |
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|
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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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|
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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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/* |
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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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#ifdef CREATE_TRACE_POINTS |
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static inline long __trace_sched_switch_state(bool preempt, |
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struct task_struct *p); |
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#endif |
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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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|
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TP_PROTO(struct task_struct *p), |
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TP_ARGS(__perf_task(p)), |
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|
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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__field(long, state) |
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#endif |
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), |
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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__entry->state = __trace_sched_switch_state(false, p); |
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#endif |
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), |
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#ifdef CONFIG_MTK_SCHED_TRACERS |
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TP_printk( |
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"comm=%s pid=%d prio=%d success=%d target_cpu=%03d state=%s", |
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__entry->comm, __entry->pid, __entry->prio, |
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__entry->success, __entry->target_cpu, |
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__entry->state & (~TASK_STATE_MAX) ? |
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__print_flags(__entry->state & (~TASK_STATE_MAX), "|", |
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{ TASK_INTERRUPTIBLE, "S"}, |
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{ TASK_UNINTERRUPTIBLE, "D"}, |
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{ __TASK_STOPPED, "T"}, |
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{ __TASK_TRACED, "t"}, |
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{ EXIT_ZOMBIE, "Z"}, |
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{ EXIT_DEAD, "X"}, |
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{ TASK_DEAD, "x"}, |
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{ TASK_WAKEKILL, "K"}, |
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{ TASK_WAKING, "W"}, |
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{ TASK_PARKED, "P"}, |
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{ TASK_NOLOAD, "N"}, |
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{ _MT_TASK_BLOCKED_RTMUX, "r"}, |
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{ _MT_TASK_BLOCKED_MUTEX, "m"}, |
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{ _MT_TASK_BLOCKED_IO, "d"}) : "R") |
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#else |
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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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#endif |
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); |
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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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/* |
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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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/* |
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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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|
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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long state = p->state; |
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/* |
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* M:mark as comment to export more task state for |
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* migration & wakeup |
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*/ |
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#else |
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unsigned int state; |
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#endif |
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|
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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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/* |
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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if (preempt) |
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state = TASK_RUNNING | TASK_STATE_MAX; |
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#ifdef CONFIG_RT_MUTEXES |
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if (p->pi_blocked_on) |
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state |= _MT_TASK_BLOCKED_RTMUX; |
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#endif |
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#ifdef CONFIG_DEBUG_MUTEXES |
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if (p->blocked_on) |
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state |= _MT_TASK_BLOCKED_MUTEX; |
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#endif |
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if ((p->state & TASK_UNINTERRUPTIBLE) && p->in_iowait) |
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state |= _MT_TASK_BLOCKED_IO; |
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|
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return state; |
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#else |
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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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|
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return state ? (1 << (state - 1)) : state; |
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#endif |
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} |
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#endif /* CREATE_TRACE_POINTS */ |
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|
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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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|
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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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|
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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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#if defined(CONFIG_MTK_SCHED_TRACERS) && defined(CONFIG_CGROUPS) |
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__field(int, prev_cgrp_id) |
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__field(int, next_cgrp_id) |
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__field(int, prev_st_cgrp_id) |
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__field(int, next_st_cgrp_id) |
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#endif |
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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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#if defined(CONFIG_MTK_SCHED_TRACERS) && defined(CONFIG_CGROUPS) |
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#if defined(CONFIG_CPUSETS) |
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__entry->prev_cgrp_id = prev->cgroups->subsys[0]->cgroup->id; |
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__entry->next_cgrp_id = next->cgroups->subsys[0]->cgroup->id; |
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#else |
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__entry->prev_cgrp_id = 0; |
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__entry->next_cgrp_id = 0; |
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#endif |
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#if defined(CONFIG_SCHED_TUNE) |
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__entry->prev_st_cgrp_id = prev->cgroups->subsys[3]->cgroup->id; |
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__entry->next_st_cgrp_id = next->cgroups->subsys[3]->cgroup->id; |
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#else |
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__entry->prev_st_cgrp_id = 0; |
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__entry->next_st_cgrp_id = 0; |
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#endif |
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#endif |
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/* XXX SCHED_DEADLINE */ |
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), |
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#ifdef CONFIG_MTK_SCHED_TRACERS |
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TP_printk( |
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#if defined(CONFIG_CGROUPS) |
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"prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d%s%s prev->cgrp=%d next->cgrp=%d prev->st=%d next->st=%d", |
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#else |
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"prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d%s%s", |
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#endif |
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__entry->prev_comm, __entry->prev_pid, __entry->prev_prio, |
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__entry->prev_state & (_MT_TASK_STATE_MASK) ? |
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__print_flags(__entry->prev_state & (_MT_TASK_STATE_MASK), "|", |
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{ TASK_INTERRUPTIBLE, "S" }, |
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{ TASK_UNINTERRUPTIBLE, "D" }, |
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{ __TASK_STOPPED, "T" }, |
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{ __TASK_TRACED, "t" }, |
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{ EXIT_DEAD, "X" }, |
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{ EXIT_ZOMBIE, "Z" }, |
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{ TASK_DEAD, "x" }, |
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{ TASK_WAKEKILL, "K"}, |
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{ TASK_WAKING, "W"}) : "R", |
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__entry->prev_state & TASK_STATE_MAX ? "+" : "", |
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__entry->next_comm, __entry->next_pid, __entry->next_prio, |
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(__entry->prev_state & _MT_EXTRA_STATE_MASK) ? |
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" extra_prev_state=" : "", |
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__print_flags(__entry->prev_state & _MT_EXTRA_STATE_MASK, "|", |
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{ TASK_WAKEKILL, "K" }, |
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{ TASK_PARKED, "P" }, |
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{ TASK_NOLOAD, "N" }, |
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{ _MT_TASK_BLOCKED_RTMUX, "r" }, |
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{ _MT_TASK_BLOCKED_MUTEX, "m" }, |
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{ _MT_TASK_BLOCKED_IO, "d" }) |
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#if defined(CONFIG_CGROUPS) |
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, __entry->prev_cgrp_id |
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, __entry->next_cgrp_id |
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, __entry->prev_st_cgrp_id |
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, __entry->next_st_cgrp_id |
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#endif |
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) |
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#else |
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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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|
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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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|
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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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#endif |
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); |
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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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|
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TP_PROTO(struct task_struct *p, int dest_cpu), |
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|
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TP_ARGS(p, dest_cpu), |
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|
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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__field(long, state) |
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#endif |
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), |
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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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#ifdef CONFIG_MTK_SCHED_TRACERS |
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__entry->state = __trace_sched_switch_state(false, p); |
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#endif |
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), |
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|
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#ifdef CONFIG_MTK_SCHED_TRACERS |
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TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d state=%s", |
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__entry->comm, __entry->pid, __entry->prio, |
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__entry->orig_cpu, __entry->dest_cpu, |
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__entry->state & (~TASK_STATE_MAX) ? |
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__print_flags(__entry->state & (~TASK_STATE_MAX), "|", |
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{ TASK_INTERRUPTIBLE, "S"}, |
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{ TASK_UNINTERRUPTIBLE, "D" }, |
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{ __TASK_STOPPED, "T" }, |
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{ __TASK_TRACED, "t" }, |
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{ EXIT_ZOMBIE, "Z" }, |
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{ EXIT_DEAD, "X" }, |
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{ TASK_DEAD, "x" }, |
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{ TASK_WAKEKILL, "K" }, |
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{ TASK_WAKING, "W" }, |
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{ TASK_PARKED, "P" }, |
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{ TASK_NOLOAD, "N" }, |
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{ _MT_TASK_BLOCKED_RTMUX, "r" }, |
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{ _MT_TASK_BLOCKED_MUTEX, "m"}, |
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{ _MT_TASK_BLOCKED_IO, "d"}) : "R") |
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#else |
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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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#endif |
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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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); |
|
|
|
/* |
|
* Tracepoint for freeing a task: |
|
*/ |
|
DEFINE_EVENT(sched_process_template, sched_process_free, |
|
TP_PROTO(struct task_struct *p), |
|
TP_ARGS(p)); |
|
|
|
|
|
/* |
|
* Tracepoint for a task exiting: |
|
*/ |
|
DEFINE_EVENT(sched_process_template, sched_process_exit, |
|
TP_PROTO(struct task_struct *p), |
|
TP_ARGS(p)); |
|
|
|
/* |
|
* Tracepoint for waiting on task to unschedule: |
|
*/ |
|
DEFINE_EVENT(sched_process_template, sched_wait_task, |
|
TP_PROTO(struct task_struct *p), |
|
TP_ARGS(p)); |
|
|
|
/* |
|
* Tracepoint for a waiting task: |
|
*/ |
|
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; /* XXX SCHED_DEADLINE */ |
|
), |
|
|
|
TP_printk("comm=%s pid=%d prio=%d", |
|
__entry->comm, __entry->pid, __entry->prio) |
|
); |
|
|
|
/* |
|
* Tracepoint for do_fork: |
|
*/ |
|
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) |
|
); |
|
|
|
/* |
|
* Tracepoint for exec: |
|
*/ |
|
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) |
|
); |
|
|
|
/* |
|
* XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE |
|
* adding sched_stat support to SCHED_FIFO/RR would be welcome. |
|
*/ |
|
DECLARE_EVENT_CLASS(sched_stat_template, |
|
|
|
TP_PROTO(struct task_struct *tsk, u64 delay), |
|
|
|
TP_ARGS(__perf_task(tsk), __perf_count(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_printk("comm=%s pid=%d delay=%Lu [ns]", |
|
__entry->comm, __entry->pid, |
|
(unsigned long long)__entry->delay) |
|
); |
|
|
|
/* |
|
* Tracepoint for schedutil governor |
|
*/ |
|
TRACE_EVENT(sched_util, |
|
TP_PROTO(int cid, unsigned int next_freq, u64 time), |
|
TP_ARGS(cid, next_freq, time), |
|
TP_STRUCT__entry( |
|
__field(int, cid) |
|
__field(unsigned int, next_freq) |
|
__field(u64, time) |
|
), |
|
TP_fast_assign( |
|
__entry->cid = cid; |
|
__entry->next_freq = next_freq; |
|
__entry->time = time; |
|
), |
|
TP_printk("cid=%d next=%u last_freq_update_time=%lld", |
|
__entry->cid, |
|
__entry->next_freq, |
|
__entry->time |
|
) |
|
); |
|
|
|
/* |
|
* Tracepoint for accounting wait time (time the task is runnable |
|
* but not actually running due to scheduler contention). |
|
*/ |
|
DEFINE_EVENT(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). |
|
*/ |
|
DEFINE_EVENT(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). |
|
*/ |
|
DEFINE_EVENT(sched_stat_template, sched_stat_iowait, |
|
TP_PROTO(struct task_struct *tsk, u64 delay), |
|
TP_ARGS(tsk, delay)); |
|
|
|
/* |
|
* Tracepoint for accounting blocked time (time the task is in uninterruptible). |
|
*/ |
|
DEFINE_EVENT(sched_stat_template, sched_stat_blocked, |
|
TP_PROTO(struct task_struct *tsk, u64 delay), |
|
TP_ARGS(tsk, delay)); |
|
|
|
/* |
|
* Tracepoint for recording the cause of uninterruptible sleep. |
|
*/ |
|
TRACE_EVENT(sched_blocked_reason, |
|
|
|
TP_PROTO(struct task_struct *tsk), |
|
|
|
TP_ARGS(tsk), |
|
|
|
TP_STRUCT__entry( |
|
__field( pid_t, pid ) |
|
__field( void*, caller ) |
|
__field( bool, io_wait ) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->pid = tsk->pid; |
|
__entry->caller = (void*)get_wchan(tsk); |
|
__entry->io_wait = tsk->in_iowait; |
|
), |
|
|
|
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 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_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, |
|
unsigned int util_min), |
|
|
|
TP_ARGS(tsk, util, margin, util_min), |
|
|
|
TP_STRUCT__entry( |
|
__array(char, comm, TASK_COMM_LEN) |
|
__field(pid_t, pid) |
|
__field(unsigned long, util) |
|
__field(long, margin) |
|
__field(unsigned int, util_min) |
|
|
|
), |
|
|
|
TP_fast_assign( |
|
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); |
|
__entry->pid = tsk->pid; |
|
__entry->util = util; |
|
__entry->margin = margin; |
|
__entry->util_min = util_min; |
|
), |
|
|
|
TP_printk("comm=%s pid=%d util=%lu margin=%ld util_min=%u", |
|
__entry->comm, __entry->pid, |
|
__entry->util, |
|
__entry->margin, |
|
__entry->util_min) |
|
); |
|
|
|
/* |
|
* 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 */ |
|
|
|
#ifdef CONFIG_UCLAMP_TASK |
|
|
|
struct rq; |
|
|
|
TRACE_EVENT(schedutil_uclamp_util, |
|
|
|
TP_PROTO(int cpu, unsigned long util), |
|
|
|
TP_ARGS(cpu, util), |
|
|
|
TP_STRUCT__entry( |
|
__field(int, cpu) |
|
__field(unsigned long, util) |
|
__field(unsigned int, util_min) |
|
__field(unsigned int, util_max) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->cpu = cpu; |
|
__entry->util = util; |
|
__entry->util_min = uclamp_value(cpu, UCLAMP_MIN); |
|
__entry->util_max = uclamp_value(cpu, UCLAMP_MAX); |
|
), |
|
|
|
TP_printk("cpu=%d util=%lu util_min=%u util_max=%u", |
|
__entry->cpu, |
|
__entry->util, |
|
__entry->util_min, |
|
__entry->util_max) |
|
); |
|
|
|
TRACE_EVENT(uclamp_cpu_get_id, |
|
|
|
TP_PROTO(struct task_struct *p, struct rq *rq, unsigned int clamp_id), |
|
|
|
TP_ARGS(p, rq, clamp_id), |
|
|
|
TP_STRUCT__entry( |
|
__field(int, cpu) |
|
__field(int, pid) |
|
__field(unsigned int, clamp_id) |
|
__field(unsigned int, task_uclamp_eff) |
|
__field(unsigned int, rq_uclamp) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->cpu = cpu_of(rq); |
|
__entry->pid = p->pid; |
|
__entry->clamp_id = clamp_id; |
|
__entry->task_uclamp_eff = p->uclamp[clamp_id].effective.value; |
|
__entry->rq_uclamp = rq->uclamp.value[clamp_id]; |
|
), |
|
|
|
TP_printk("cpu=%d pid=%d clamp_id=%u task_uclamp_eff=%u rq_uclamp=%u", |
|
__entry->cpu, |
|
__entry->pid, |
|
__entry->clamp_id, |
|
__entry->task_uclamp_eff, |
|
__entry->rq_uclamp) |
|
); |
|
|
|
TRACE_EVENT(uclamp_cpu_put_id, |
|
|
|
TP_PROTO(struct task_struct *p, struct rq *rq, unsigned int clamp_id, |
|
unsigned int clamp_value), |
|
|
|
TP_ARGS(p, rq, clamp_id, clamp_value), |
|
|
|
TP_STRUCT__entry( |
|
__field(int, cpu) |
|
__field(int, pid) |
|
__field(unsigned int, clamp_id) |
|
__field(unsigned int, task_uclamp_eff) |
|
__field(unsigned int, rq_uclamp) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->cpu = cpu_of(rq); |
|
__entry->pid = p->pid; |
|
__entry->clamp_id = clamp_id; |
|
__entry->task_uclamp_eff = clamp_value; |
|
__entry->rq_uclamp = rq->uclamp.value[clamp_id]; |
|
), |
|
|
|
TP_printk("cpu=%d pid=%d clamp_id=%u task_uclamp_eff=%u rq_uclamp=%u", |
|
__entry->cpu, |
|
__entry->pid, |
|
__entry->clamp_id, |
|
__entry->task_uclamp_eff, |
|
__entry->rq_uclamp) |
|
); |
|
|
|
TRACE_EVENT_CONDITION(uclamp_util_se, |
|
|
|
TP_PROTO(bool is_task, struct task_struct *p, struct rq *rq), |
|
|
|
TP_ARGS(is_task, p, rq), |
|
|
|
TP_CONDITION(is_task), |
|
|
|
TP_STRUCT__entry( |
|
__field(pid_t, pid) |
|
__array(char, comm, TASK_COMM_LEN) |
|
__field(int, cpu) |
|
__field(unsigned int, active) |
|
__field(unsigned long, util_avg) |
|
__field(unsigned long, uclamp_avg) |
|
__field(unsigned long, uclamp_min) |
|
__field(unsigned long, uclamp_max) |
|
__field(unsigned long, uclamp_min_eff) |
|
__field(unsigned long, uclamp_max_eff) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->pid = p->pid; |
|
memcpy(__entry->comm, p->comm, TASK_COMM_LEN); |
|
__entry->cpu = rq->cpu; |
|
__entry->active = p->uclamp[UCLAMP_MIN].active; |
|
__entry->util_avg = p->se.avg.util_avg; |
|
__entry->uclamp_avg = uclamp_util(rq, p->se.avg.util_avg); |
|
__entry->uclamp_min = p->uclamp[UCLAMP_MIN].value; |
|
__entry->uclamp_max = p->uclamp[UCLAMP_MAX].value; |
|
__entry->uclamp_min_eff = p->uclamp[UCLAMP_MIN].effective.value; |
|
__entry->uclamp_max_eff = p->uclamp[UCLAMP_MAX].effective.value; |
|
), |
|
|
|
TP_printk("pid=%d comm=%s cpu=%d active=%u util_avg=%lu uclamp_avg=%lu uclamp_min=%lu uclamp_max=%lu uclamp_min_eff=%lu uclamp_max_eff=%lu", |
|
__entry->pid, __entry->comm, __entry->cpu, |
|
__entry->active, __entry->util_avg, __entry->uclamp_avg, |
|
__entry->uclamp_min, __entry->uclamp_max, |
|
__entry->uclamp_min_eff, __entry->uclamp_max_eff) |
|
); |
|
|
|
TRACE_EVENT_CONDITION(uclamp_util_cfs, |
|
|
|
TP_PROTO(bool is_root, int cpu, struct cfs_rq *cfs_rq), |
|
|
|
TP_ARGS(is_root, cpu, cfs_rq), |
|
|
|
TP_CONDITION(is_root), |
|
|
|
TP_STRUCT__entry( |
|
__field(int, cpu) |
|
__field(unsigned long, util_avg) |
|
__field(unsigned long, uclamp_avg) |
|
__field(unsigned long, uclamp_min) |
|
__field(unsigned long, uclamp_max) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->cpu = cpu; |
|
__entry->util_avg = cfs_rq->avg.util_avg; |
|
__entry->uclamp_avg = uclamp_util(cpu_rq(cpu), |
|
cfs_rq->avg.util_avg); |
|
__entry->uclamp_min = cpu_rq(cpu)->uclamp.value[UCLAMP_MIN]; |
|
__entry->uclamp_max = cpu_rq(cpu)->uclamp.value[UCLAMP_MAX]; |
|
), |
|
|
|
TP_printk("cpu=%d util_avg=%lu uclamp_avg=%lu uclamp_min=%lu uclamp_max=%lu", |
|
__entry->cpu, __entry->util_avg, __entry->uclamp_avg, |
|
__entry->uclamp_min, __entry->uclamp_max) |
|
); |
|
#else |
|
#define trace_uclamp_util_dvfs(cpu, util) while (false) {} |
|
#define trace_uclamp_util_se(is_task, p, rq) while (false) {} |
|
#define trace_uclamp_util_cfs(is_root, cpu, cfs_rq) while (false) {} |
|
#endif /* CONFIG_UCLAMP_TASK */ |
|
|
|
/* |
|
* Tracepoint for walt debug info. |
|
*/ |
|
TRACE_EVENT(sched_ctl_walt, |
|
TP_PROTO(unsigned int user, int walted), |
|
TP_ARGS(user, walted), |
|
TP_STRUCT__entry( |
|
__field(unsigned int, user) |
|
__field(int, walted) |
|
), |
|
TP_fast_assign( |
|
__entry->user = user; |
|
__entry->walted = walted; |
|
), |
|
TP_printk("user_mask=0x%x walted=%d", |
|
__entry->user, |
|
__entry->walted |
|
) |
|
); |
|
|
|
/* |
|
* Tracepoint for average heavy task calculation. |
|
*/ |
|
TRACE_EVENT(sched_heavy_task, |
|
TP_PROTO(const char *s), |
|
TP_ARGS(s), |
|
TP_STRUCT__entry( |
|
__string(s, s) |
|
), |
|
TP_fast_assign( |
|
__assign_str(s, s); |
|
), |
|
TP_printk("%s", __get_str(s)) |
|
); |
|
|
|
TRACE_EVENT(sched_avg_heavy_task, |
|
|
|
TP_PROTO(int last_poll1, int last_poll2, |
|
int avg, int cluster_id, int max), |
|
|
|
TP_ARGS(last_poll1, last_poll2, avg, cluster_id, max), |
|
|
|
TP_STRUCT__entry( |
|
__field(int, last_poll1) |
|
__field(int, last_poll2) |
|
__field(int, avg) |
|
__field(int, cid) |
|
__field(int, max) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->last_poll1 = last_poll1; |
|
__entry->last_poll2 = last_poll2; |
|
__entry->avg = avg; |
|
__entry->cid = cluster_id; |
|
__entry->max = max; |
|
), |
|
|
|
TP_printk("last_poll1=%d last_poll2=%d, avg=%d, max:%d, cid:%d", |
|
__entry->last_poll1, |
|
__entry->last_poll2, |
|
__entry->avg, |
|
__entry->max, |
|
__entry->cid) |
|
); |
|
|
|
TRACE_EVENT(sched_avg_heavy_nr, |
|
TP_PROTO(int invoker, int nr_heavy, |
|
long long int diff, int ack_cap, int cpu), |
|
|
|
TP_ARGS(invoker, nr_heavy, diff, ack_cap, cpu), |
|
|
|
TP_STRUCT__entry( |
|
__field(int, invoker) |
|
__field(int, nr_heavy) |
|
__field(long long int, diff) |
|
__field(int, ack_cap) |
|
__field(int, cpu) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->invoker = invoker; |
|
__entry->nr_heavy = nr_heavy; |
|
__entry->diff = diff; |
|
__entry->ack_cap = ack_cap; |
|
__entry->cpu = cpu; |
|
), |
|
|
|
TP_printk("invoker=%d nr_heavy=%d time diff:%lld ack_cap:%d cpu:%d", |
|
__entry->invoker, |
|
__entry->nr_heavy, __entry->diff, __entry->ack_cap, __entry->cpu |
|
) |
|
); |
|
|
|
TRACE_EVENT(sched_avg_heavy_time, |
|
TP_PROTO(long long int time_period, |
|
long long int last_get_heavy_time, int cid), |
|
|
|
TP_ARGS(time_period, last_get_heavy_time, cid), |
|
|
|
TP_STRUCT__entry( |
|
__field(long long int, time_period) |
|
__field(long long int, last_get_heavy_time) |
|
__field(int, cid) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->time_period = time_period; |
|
__entry->last_get_heavy_time = last_get_heavy_time; |
|
__entry->cid = cid; |
|
), |
|
|
|
TP_printk("time_period:%lld last_get_heavy_time:%lld cid:%d", |
|
__entry->time_period, __entry->last_get_heavy_time, __entry->cid |
|
) |
|
) |
|
|
|
TRACE_EVENT(sched_avg_heavy_task_load, |
|
TP_PROTO(struct task_struct *t), |
|
|
|
TP_ARGS(t), |
|
|
|
TP_STRUCT__entry( |
|
__array(char, comm, TASK_COMM_LEN) |
|
__field(pid_t, pid) |
|
__field(long long int, load) |
|
), |
|
|
|
TP_fast_assign( |
|
memcpy(__entry->comm, t->comm, TASK_COMM_LEN); |
|
__entry->pid = t->pid; |
|
__entry->load = t->se.avg.load_avg; |
|
), |
|
|
|
TP_printk("heavy_task_detect comm:%s pid:%d load:%lld", |
|
__entry->comm, __entry->pid, __entry->load |
|
) |
|
) |
|
|
|
/** |
|
* sched_isolate - called when cores are isolated/unisolated |
|
* |
|
* @acutal_mask: mask of cores actually isolated/unisolated |
|
* @req_mask: mask of cores requested isolated/unisolated |
|
* @online_mask: cpu online mask |
|
* @time: amount of time in us it took to isolate/unisolate |
|
* @isolate: 1 if isolating, 0 if unisolating |
|
* |
|
*/ |
|
TRACE_EVENT(sched_isolate, |
|
|
|
TP_PROTO(unsigned int requested_cpu, unsigned int isolated_cpus, |
|
u64 start_time, unsigned char isolate), |
|
|
|
TP_ARGS(requested_cpu, isolated_cpus, start_time, isolate), |
|
|
|
TP_STRUCT__entry( |
|
__field(u32, requested_cpu) |
|
__field(u32, isolated_cpus) |
|
__field(u32, time) |
|
__field(unsigned char, isolate) |
|
), |
|
|
|
TP_fast_assign( |
|
__entry->requested_cpu = requested_cpu; |
|
__entry->isolated_cpus = isolated_cpus; |
|
__entry->time = div64_u64(sched_clock() - start_time, 1000); |
|
__entry->isolate = isolate; |
|
), |
|
|
|
TP_printk("iso cpu=%u cpus=0x%x time=%u us isolated=%d", |
|
__entry->requested_cpu, __entry->isolated_cpus, |
|
__entry->time, __entry->isolate) |
|
); |
|
|
|
|
|
#include "sched_enhance.h" |
|
|
|
#endif /* _TRACE_SCHED_H */ |
|
/* This part must be outside protection */ |
|
#include <trace/define_trace.h>
|
|
|