#undef TRACE_SYSTEM #define TRACE_SYSTEM sched #if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_SCHED_H #include #include #include /* * Tracepoint for calling kthread_stop, performed to end a kthread: */ TRACE_EVENT(sched_kthread_stop, TP_PROTO(struct task_struct *t), TP_ARGS(t), TP_STRUCT__entry( __array( char, comm, TASK_COMM_LEN ) __field( pid_t, pid ) ), TP_fast_assign( memcpy(__entry->comm, t->comm, TASK_COMM_LEN); __entry->pid = t->pid; ), TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid) ); /* * Tracepoint for the return value of the kthread stopping: */ TRACE_EVENT(sched_kthread_stop_ret, TP_PROTO(int ret), TP_ARGS(ret), TP_STRUCT__entry( __field( int, ret ) ), TP_fast_assign( __entry->ret = ret; ), TP_printk("ret=%d", __entry->ret) ); /* * Tracepoint for waking up a task: */ DECLARE_EVENT_CLASS(sched_wakeup_template, TP_PROTO(struct task_struct *p), TP_ARGS(__perf_task(p)), TP_STRUCT__entry( __array( char, comm, TASK_COMM_LEN ) __field( pid_t, pid ) __field( int, prio ) __field( int, success ) __field( int, target_cpu ) ), TP_fast_assign( memcpy(__entry->comm, p->comm, TASK_COMM_LEN); __entry->pid = p->pid; __entry->prio = p->prio; __entry->success = 1; /* rudiment, kill when possible */ __entry->target_cpu = task_cpu(p); ), TP_printk("comm=%s pid=%d prio=%d target_cpu=%03d", __entry->comm, __entry->pid, __entry->prio, __entry->target_cpu) ); /* * Tracepoint called when waking a task; this tracepoint is guaranteed to be * called from the waking context. */ DEFINE_EVENT(sched_wakeup_template, sched_waking, TP_PROTO(struct task_struct *p), TP_ARGS(p)); /* * Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG. * It it not always called from the waking context. */ DEFINE_EVENT(sched_wakeup_template, sched_wakeup, TP_PROTO(struct task_struct *p), TP_ARGS(p)); /* * Tracepoint for waking up a new task: */ DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new, TP_PROTO(struct task_struct *p), TP_ARGS(p)); #ifdef CREATE_TRACE_POINTS static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p) { #ifdef CONFIG_SCHED_DEBUG BUG_ON(p != current); #endif /* CONFIG_SCHED_DEBUG */ /* * Preemption ignores task state, therefore preempted tasks are always * RUNNING (we will not have dequeued if state != RUNNING). */ return preempt ? TASK_RUNNING | TASK_STATE_MAX : p->state; } #endif /* CREATE_TRACE_POINTS */ /* * Tracepoint for task switches, performed by the scheduler: */ TRACE_EVENT(sched_switch, TP_PROTO(bool preempt, struct task_struct *prev, struct task_struct *next), TP_ARGS(preempt, prev, next), TP_STRUCT__entry( __array( char, prev_comm, TASK_COMM_LEN ) __field( pid_t, prev_pid ) __field( int, prev_prio ) __field( long, prev_state ) __array( char, next_comm, TASK_COMM_LEN ) __field( pid_t, next_pid ) __field( int, next_prio ) ), TP_fast_assign( memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN); __entry->prev_pid = prev->pid; __entry->prev_prio = prev->prio; __entry->prev_state = __trace_sched_switch_state(preempt, prev); memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN); __entry->next_pid = next->pid; __entry->next_prio = next->prio; ), TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d", __entry->prev_comm, __entry->prev_pid, __entry->prev_prio, __entry->prev_state & (TASK_STATE_MAX-1) ? __print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|", { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, { 16, "Z" }, { 32, "X" }, { 64, "x" }, { 128, "K" }, { 256, "W" }, { 512, "P" }, { 1024, "N" }) : "R", __entry->prev_state & TASK_STATE_MAX ? "+" : "", __entry->next_comm, __entry->next_pid, __entry->next_prio) ); /* * Tracepoint for a task being migrated: */ TRACE_EVENT(sched_migrate_task, TP_PROTO(struct task_struct *p, int dest_cpu), TP_ARGS(p, dest_cpu), TP_STRUCT__entry( __array( char, comm, TASK_COMM_LEN ) __field( pid_t, pid ) __field( int, prio ) __field( int, orig_cpu ) __field( int, dest_cpu ) ), TP_fast_assign( memcpy(__entry->comm, p->comm, TASK_COMM_LEN); __entry->pid = p->pid; __entry->prio = p->prio; __entry->orig_cpu = task_cpu(p); __entry->dest_cpu = dest_cpu; ), TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d", __entry->comm, __entry->pid, __entry->prio, __entry->orig_cpu, __entry->dest_cpu) ); DECLARE_EVENT_CLASS(sched_process_template, TP_PROTO(struct task_struct *p), TP_ARGS(p), TP_STRUCT__entry( __array( char, comm, TASK_COMM_LEN ) __field( pid_t, pid ) __field( int, prio ) ), TP_fast_assign( memcpy(__entry->comm, p->comm, TASK_COMM_LEN); __entry->pid = p->pid; __entry->prio = p->prio; ), TP_printk("comm=%s pid=%d prio=%d", __entry->comm, __entry->pid, __entry->prio) ); /* * 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; ), 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 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, int newprio), TP_ARGS(tsk, newprio), TP_STRUCT__entry( __array( char, comm, TASK_COMM_LEN ) __field( pid_t, pid ) __field( int, oldprio ) __field( int, newprio ) ), TP_fast_assign( memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); __entry->pid = tsk->pid; __entry->oldprio = tsk->prio; __entry->newprio = newprio; ), TP_printk("comm=%s pid=%d oldprio=%d newprio=%d", __entry->comm, __entry->pid, __entry->oldprio, __entry->newprio) ); #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) ); TRACE_EVENT(sched_contrib_scale_f, TP_PROTO(int cpu, unsigned long freq_scale_factor, unsigned long cpu_scale_factor), TP_ARGS(cpu, freq_scale_factor, cpu_scale_factor), TP_STRUCT__entry( __field(int, cpu) __field(unsigned long, freq_scale_factor) __field(unsigned long, cpu_scale_factor) ), TP_fast_assign( __entry->cpu = cpu; __entry->freq_scale_factor = freq_scale_factor; __entry->cpu_scale_factor = cpu_scale_factor; ), TP_printk("cpu=%d freq_scale_factor=%lu cpu_scale_factor=%lu", __entry->cpu, __entry->freq_scale_factor, __entry->cpu_scale_factor) ); #ifdef CONFIG_SMP #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; #endif /* * Tracepoint for accounting sched averages for tasks. */ TRACE_EVENT(sched_load_avg_task, TP_PROTO(struct task_struct *tsk, struct sched_avg *avg, void *_ravg), TP_ARGS(tsk, avg, _ravg), 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( unsigned long, util_fast_avg ) __field( unsigned long, util_avg_pelt ) __field( u32, util_avg_walt ) __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->util_fast_avg = avg->util_fast_avg; __entry->load_sum = avg->load_sum; __entry->util_sum = avg->util_sum; __entry->period_contrib = avg->period_contrib; __entry->util_avg_pelt = avg->util_avg; __entry->util_avg_walt = 0; #ifdef CONFIG_SCHED_WALT __entry->util_avg_walt = ((struct ravg*)_ravg)->demand / (walt_ravg_window >> SCHED_CAPACITY_SHIFT); if (!walt_disabled && sysctl_sched_use_walt_task_util) __entry->util_avg = __entry->util_avg_walt; #endif ), TP_printk("comm=%s pid=%d cpu=%d load_avg=%lu util_avg=%lu util_fast_avg=%lu" "util_avg_pelt=%lu util_avg_walt=%lu load_sum=%llu" " util_sum=%u period_contrib=%u", __entry->comm, __entry->pid, __entry->cpu, __entry->load_avg, __entry->util_avg, __entry->util_fast_avg, __entry->util_avg_pelt, __entry->util_avg_walt, (u64)__entry->load_sum, (u32)__entry->util_sum, (u32)__entry->period_contrib) ); /* * Tracepoint for accounting sched averages for cpus. */ TRACE_EVENT(sched_load_avg_cpu, TP_PROTO(int cpu, struct cfs_rq *cfs_rq), TP_ARGS(cpu, cfs_rq), TP_STRUCT__entry( __field( int, cpu ) __field( unsigned long, load_avg ) __field( unsigned long, util_avg ) __field( unsigned long, util_fast_avg ) __field( unsigned long, util_avg_pelt ) __field( u32, util_avg_walt ) ), TP_fast_assign( __entry->cpu = cpu; __entry->load_avg = cfs_rq->avg.load_avg; __entry->util_avg = cfs_rq->avg.util_avg; __entry->util_fast_avg = cfs_rq->avg.util_fast_avg; __entry->util_avg_pelt = cfs_rq->avg.util_avg; __entry->util_avg_walt = 0; #ifdef CONFIG_SCHED_WALT __entry->util_avg_walt = div64_ul(cpu_rq(cpu)->prev_runnable_sum, walt_ravg_window >> SCHED_CAPACITY_SHIFT); if (!walt_disabled && sysctl_sched_use_walt_cpu_util) __entry->util_avg = __entry->util_avg_walt; #endif ), TP_printk("cpu=%d load_avg=%lu util_avg=%lu util_fast_avg=%lu " "util_avg_pelt=%lu util_avg_walt=%lu", __entry->cpu, __entry->load_avg, __entry->util_avg, __entry->util_fast_avg, __entry->util_avg_pelt, __entry->util_avg_walt) ); /* * Tracepoint for sched_tune_config settings */ TRACE_EVENT(sched_tune_config, TP_PROTO(int boost), TP_ARGS(boost), TP_STRUCT__entry( __field( int, boost ) ), TP_fast_assign( __entry->boost = boost; ), TP_printk("boost=%d ", __entry->boost) ); /* * 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), TP_ARGS(tsk, cpu, tasks, idx, boost, max_boost), 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 ) ), 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; ), TP_printk("pid=%d comm=%s " "cpu=%d tasks=%d idx=%d boost=%d max_boost=%d", __entry->pid, __entry->comm, __entry->cpu, __entry->tasks, __entry->idx, __entry->boost, __entry->max_boost) ); /* * 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 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 schedtune_tasks_update */ TRACE_EVENT(sched_tune_filter, TP_PROTO(int nrg_delta, int cap_delta, int nrg_gain, int cap_gain, int payoff, int region), TP_ARGS(nrg_delta, cap_delta, nrg_gain, cap_gain, payoff, region), TP_STRUCT__entry( __field( int, nrg_delta ) __field( int, cap_delta ) __field( int, nrg_gain ) __field( int, cap_gain ) __field( int, payoff ) __field( int, region ) ), TP_fast_assign( __entry->nrg_delta = nrg_delta; __entry->cap_delta = cap_delta; __entry->nrg_gain = nrg_gain; __entry->cap_gain = cap_gain; __entry->payoff = payoff; __entry->region = region; ), TP_printk("nrg_delta=%d cap_delta=%d nrg_gain=%d cap_gain=%d payoff=%d region=%d", __entry->nrg_delta, __entry->cap_delta, __entry->nrg_gain, __entry->cap_gain, __entry->payoff, __entry->region) ); /* * Tracepoint for system overutilized flag */ TRACE_EVENT(sched_overutilized, TP_PROTO(bool overutilized), TP_ARGS(overutilized), TP_STRUCT__entry( __field( bool, overutilized ) ), TP_fast_assign( __entry->overutilized = overutilized; ), TP_printk("overutilized=%d", __entry->overutilized ? 1 : 0) ); #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 ) __field( int, evt ) __field(unsigned int, demand ) __field(unsigned int, sum ) __field( int, cpu ) __field( u64, cs ) __field( u64, ps ) __field( u64, util ) __field( u32, curr_window ) __field( u32, prev_window ) __field( u64, nt_cs ) __field( u64, nt_ps ) __field( u32, active_windows ) ), TP_fast_assign( __entry->wallclock = wallclock; __entry->win_start = rq->window_start; __entry->delta = (wallclock - rq->window_start); __entry->evt = 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->util = rq->prev_runnable_sum << SCHED_CAPACITY_SHIFT; do_div(__entry->util, walt_ravg_window); __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("wc %llu ws %llu delta %llu event %d cpu %d cur_pid %d task %d (%s) ms %llu delta %llu demand %u sum %u irqtime %llu" " cs %llu ps %llu util %llu cur_window %u prev_window %u active_wins %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->util, __entry->curr_window, __entry->prev_window, __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( u64, 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; __entry->walt_avg = (__entry->demand << SCHED_CAPACITY_SHIFT); __entry->walt_avg = div_u64(__entry->walt_avg, walt_ravg_window); __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("%d (%s): runtime %u samples %d event %d demand %llu" " walt %llu pelt %u (hist: %u %u %u %u %u) cpu %d", __entry->pid, __entry->comm, __entry->runtime, __entry->samples, __entry->evt, __entry->demand, __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: cs %llu ps %llu nt_cs %lld nt_ps %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