LXR linux/include/trace/events/sched.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#undef TRACE_SYSTEM
   3#define TRACE_SYSTEM sched
   4
   5#if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ)
   6#define _TRACE_SCHED_H
   7
   8#include <linux/kthread.h>
   9#include <linux/sched/numa_balancing.h>
  10#include <linux/tracepoint.h>
  11#include <linux/binfmts.h>
  12
  13/*
  14 * Tracepoint for calling kthread_stop, performed to end a kthread:
  15 */
  16TRACE_EVENT(sched_kthread_stop,
  17
  18        TP_PROTO(struct task_struct *t),
  19
  20        TP_ARGS(t),
  21
  22        TP_STRUCT__entry(
  23                __array(        char,   comm,   TASK_COMM_LEN   )
  24                __field(        pid_t,  pid                     )
  25        ),
  26
  27        TP_fast_assign(
  28                memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
  29                __entry->pid    = t->pid;
  30        ),
  31
  32        TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
  33);
  34
  35/*
  36 * Tracepoint for the return value of the kthread stopping:
  37 */
  38TRACE_EVENT(sched_kthread_stop_ret,
  39
  40        TP_PROTO(int ret),
  41
  42        TP_ARGS(ret),
  43
  44        TP_STRUCT__entry(
  45                __field(        int,    ret     )
  46        ),
  47
  48        TP_fast_assign(
  49                __entry->ret    = ret;
  50        ),
  51
  52        TP_printk("ret=%d", __entry->ret)
  53);
  54
  55/**
  56 * sched_kthread_work_queue_work - called when a work gets queued
  57 * @worker:     pointer to the kthread_worker
  58 * @work:       pointer to struct kthread_work
  59 *
  60 * This event occurs when a work is queued immediately or once a
  61 * delayed work is actually queued (ie: once the delay has been
  62 * reached).
  63 */
  64TRACE_EVENT(sched_kthread_work_queue_work,
  65
  66        TP_PROTO(struct kthread_worker *worker,
  67                 struct kthread_work *work),
  68
  69        TP_ARGS(worker, work),
  70
  71        TP_STRUCT__entry(
  72                __field( void *,        work    )
  73                __field( void *,        function)
  74                __field( void *,        worker)
  75        ),
  76
  77        TP_fast_assign(
  78                __entry->work           = work;
  79                __entry->function       = work->func;
  80                __entry->worker         = worker;
  81        ),
  82
  83        TP_printk("work struct=%p function=%ps worker=%p",
  84                  __entry->work, __entry->function, __entry->worker)
  85);
  86
  87/**
  88 * sched_kthread_work_execute_start - called immediately before the work callback
  89 * @work:       pointer to struct kthread_work
  90 *
  91 * Allows to track kthread work execution.
  92 */
  93TRACE_EVENT(sched_kthread_work_execute_start,
  94
  95        TP_PROTO(struct kthread_work *work),
  96
  97        TP_ARGS(work),
  98
  99        TP_STRUCT__entry(
 100                __field( void *,        work    )
 101                __field( void *,        function)
 102        ),
 103
 104        TP_fast_assign(
 105                __entry->work           = work;
 106                __entry->function       = work->func;
 107        ),
 108
 109        TP_printk("work struct %p: function %ps", __entry->work, __entry->function)
 110);
 111
 112/**
 113 * sched_kthread_work_execute_end - called immediately after the work callback
 114 * @work:       pointer to struct work_struct
 115 * @function:   pointer to worker function
 116 *
 117 * Allows to track workqueue execution.
 118 */
 119TRACE_EVENT(sched_kthread_work_execute_end,
 120
 121        TP_PROTO(struct kthread_work *work, kthread_work_func_t function),
 122
 123        TP_ARGS(work, function),
 124
 125        TP_STRUCT__entry(
 126                __field( void *,        work    )
 127                __field( void *,        function)
 128        ),
 129
 130        TP_fast_assign(
 131                __entry->work           = work;
 132                __entry->function       = function;
 133        ),
 134
 135        TP_printk("work struct %p: function %ps", __entry->work, __entry->function)
 136);
 137
 138/*
 139 * Tracepoint for waking up a task:
 140 */
 141DECLARE_EVENT_CLASS(sched_wakeup_template,
 142
 143        TP_PROTO(struct task_struct *p),
 144
 145        TP_ARGS(__perf_task(p)),
 146
 147        TP_STRUCT__entry(
 148                __array(        char,   comm,   TASK_COMM_LEN   )
 149                __field(        pid_t,  pid                     )
 150                __field(        int,    prio                    )
 151                __field(        int,    success                 )
 152                __field(        int,    target_cpu              )
 153        ),
 154
 155        TP_fast_assign(
 156                memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
 157                __entry->pid            = p->pid;
 158                __entry->prio           = p->prio; /* XXX SCHED_DEADLINE */
 159                __entry->success        = 1; /* rudiment, kill when possible */
 160                __entry->target_cpu     = task_cpu(p);
 161        ),
 162
 163        TP_printk("comm=%s pid=%d prio=%d target_cpu=%03d",
 164                  __entry->comm, __entry->pid, __entry->prio,
 165                  __entry->target_cpu)
 166);
 167
 168/*
 169 * Tracepoint called when waking a task; this tracepoint is guaranteed to be
 170 * called from the waking context.
 171 */
 172DEFINE_EVENT(sched_wakeup_template, sched_waking,
 173             TP_PROTO(struct task_struct *p),
 174             TP_ARGS(p));
 175
 176/*
 177 * Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG.
 178 * It is not always called from the waking context.
 179 */
 180DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
 181             TP_PROTO(struct task_struct *p),
 182             TP_ARGS(p));
 183
 184/*
 185 * Tracepoint for waking up a new task:
 186 */
 187DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new,
 188             TP_PROTO(struct task_struct *p),
 189             TP_ARGS(p));
 190
 191#ifdef CREATE_TRACE_POINTS
 192static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p)
 193{
 194        unsigned int state;
 195
 196#ifdef CONFIG_SCHED_DEBUG
 197        BUG_ON(p != current);
 198#endif /* CONFIG_SCHED_DEBUG */
 199
 200        /*
 201         * Preemption ignores task state, therefore preempted tasks are always
 202         * RUNNING (we will not have dequeued if state != RUNNING).
 203         */
 204        if (preempt)
 205                return TASK_REPORT_MAX;
 206
 207        /*
 208         * task_state_index() uses fls() and returns a value from 0-8 range.
 209         * Decrement it by 1 (except TASK_RUNNING state i.e 0) before using
 210         * it for left shift operation to get the correct task->state
 211         * mapping.
 212         */
 213        state = task_state_index(p);
 214
 215        return state ? (1 << (state - 1)) : state;
 216}
 217#endif /* CREATE_TRACE_POINTS */
 218
 219/*
 220 * Tracepoint for task switches, performed by the scheduler:
 221 */
 222TRACE_EVENT(sched_switch,
 223
 224        TP_PROTO(bool preempt,
 225                 struct task_struct *prev,
 226                 struct task_struct *next),
 227
 228        TP_ARGS(preempt, prev, next),
 229
 230        TP_STRUCT__entry(
 231                __array(        char,   prev_comm,      TASK_COMM_LEN   )
 232                __field(        pid_t,  prev_pid                        )
 233                __field(        int,    prev_prio                       )
 234                __field(        long,   prev_state                      )
 235                __array(        char,   next_comm,      TASK_COMM_LEN   )
 236                __field(        pid_t,  next_pid                        )
 237                __field(        int,    next_prio                       )
 238        ),
 239
 240        TP_fast_assign(
 241                memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
 242                __entry->prev_pid       = prev->pid;
 243                __entry->prev_prio      = prev->prio;
 244                __entry->prev_state     = __trace_sched_switch_state(preempt, prev);
 245                memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
 246                __entry->next_pid       = next->pid;
 247                __entry->next_prio      = next->prio;
 248                /* XXX SCHED_DEADLINE */
 249        ),
 250
 251        TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d",
 252                __entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
 253
 254                (__entry->prev_state & (TASK_REPORT_MAX - 1)) ?
 255                  __print_flags(__entry->prev_state & (TASK_REPORT_MAX - 1), "|",
 256                                { TASK_INTERRUPTIBLE, "S" },
 257                                { TASK_UNINTERRUPTIBLE, "D" },
 258                                { __TASK_STOPPED, "T" },
 259                                { __TASK_TRACED, "t" },
 260                                { EXIT_DEAD, "X" },
 261                                { EXIT_ZOMBIE, "Z" },
 262                                { TASK_PARKED, "P" },
 263                                { TASK_DEAD, "I" }) :
 264                  "R",
 265
 266                __entry->prev_state & TASK_REPORT_MAX ? "+" : "",
 267                __entry->next_comm, __entry->next_pid, __entry->next_prio)
 268);
 269
 270/*
 271 * Tracepoint for a task being migrated:
 272 */
 273TRACE_EVENT(sched_migrate_task,
 274
 275        TP_PROTO(struct task_struct *p, int dest_cpu),
 276
 277        TP_ARGS(p, dest_cpu),
 278
 279        TP_STRUCT__entry(
 280                __array(        char,   comm,   TASK_COMM_LEN   )
 281                __field(        pid_t,  pid                     )
 282                __field(        int,    prio                    )
 283                __field(        int,    orig_cpu                )
 284                __field(        int,    dest_cpu                )
 285        ),
 286
 287        TP_fast_assign(
 288                memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
 289                __entry->pid            = p->pid;
 290                __entry->prio           = p->prio; /* XXX SCHED_DEADLINE */
 291                __entry->orig_cpu       = task_cpu(p);
 292                __entry->dest_cpu       = dest_cpu;
 293        ),
 294
 295        TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d",
 296                  __entry->comm, __entry->pid, __entry->prio,
 297                  __entry->orig_cpu, __entry->dest_cpu)
 298);
 299
 300DECLARE_EVENT_CLASS(sched_process_template,
 301
 302        TP_PROTO(struct task_struct *p),
 303
 304        TP_ARGS(p),
 305
 306        TP_STRUCT__entry(
 307                __array(        char,   comm,   TASK_COMM_LEN   )
 308                __field(        pid_t,  pid                     )
 309                __field(        int,    prio                    )
 310        ),
 311
 312        TP_fast_assign(
 313                memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
 314                __entry->pid            = p->pid;
 315                __entry->prio           = p->prio; /* XXX SCHED_DEADLINE */
 316        ),
 317
 318        TP_printk("comm=%s pid=%d prio=%d",
 319                  __entry->comm, __entry->pid, __entry->prio)
 320);
 321
 322/*
 323 * Tracepoint for freeing a task:
 324 */
 325DEFINE_EVENT(sched_process_template, sched_process_free,
 326             TP_PROTO(struct task_struct *p),
 327             TP_ARGS(p));
 328
 329/*
 330 * Tracepoint for a task exiting:
 331 */
 332DEFINE_EVENT(sched_process_template, sched_process_exit,
 333             TP_PROTO(struct task_struct *p),
 334             TP_ARGS(p));
 335
 336/*
 337 * Tracepoint for waiting on task to unschedule:
 338 */
 339DEFINE_EVENT(sched_process_template, sched_wait_task,
 340        TP_PROTO(struct task_struct *p),
 341        TP_ARGS(p));
 342
 343/*
 344 * Tracepoint for a waiting task:
 345 */
 346TRACE_EVENT(sched_process_wait,
 347
 348        TP_PROTO(struct pid *pid),
 349
 350        TP_ARGS(pid),
 351
 352        TP_STRUCT__entry(
 353                __array(        char,   comm,   TASK_COMM_LEN   )
 354                __field(        pid_t,  pid                     )
 355                __field(        int,    prio                    )
 356        ),
 357
 358        TP_fast_assign(
 359                memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
 360                __entry->pid            = pid_nr(pid);
 361                __entry->prio           = current->prio; /* XXX SCHED_DEADLINE */
 362        ),
 363
 364        TP_printk("comm=%s pid=%d prio=%d",
 365                  __entry->comm, __entry->pid, __entry->prio)
 366);
 367
 368/*
 369 * Tracepoint for kernel_clone:
 370 */
 371TRACE_EVENT(sched_process_fork,
 372
 373        TP_PROTO(struct task_struct *parent, struct task_struct *child),
 374
 375        TP_ARGS(parent, child),
 376
 377        TP_STRUCT__entry(
 378                __array(        char,   parent_comm,    TASK_COMM_LEN   )
 379                __field(        pid_t,  parent_pid                      )
 380                __array(        char,   child_comm,     TASK_COMM_LEN   )
 381                __field(        pid_t,  child_pid                       )
 382        ),
 383
 384        TP_fast_assign(
 385                memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
 386                __entry->parent_pid     = parent->pid;
 387                memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
 388                __entry->child_pid      = child->pid;
 389        ),
 390
 391        TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d",
 392                __entry->parent_comm, __entry->parent_pid,
 393                __entry->child_comm, __entry->child_pid)
 394);
 395
 396/*
 397 * Tracepoint for exec:
 398 */
 399TRACE_EVENT(sched_process_exec,
 400
 401        TP_PROTO(struct task_struct *p, pid_t old_pid,
 402                 struct linux_binprm *bprm),
 403
 404        TP_ARGS(p, old_pid, bprm),
 405
 406        TP_STRUCT__entry(
 407                __string(       filename,       bprm->filename  )
 408                __field(        pid_t,          pid             )
 409                __field(        pid_t,          old_pid         )
 410        ),
 411
 412        TP_fast_assign(
 413                __assign_str(filename, bprm->filename);
 414                __entry->pid            = p->pid;
 415                __entry->old_pid        = old_pid;
 416        ),
 417
 418        TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename),
 419                  __entry->pid, __entry->old_pid)
 420);
 421
 422
 423#ifdef CONFIG_SCHEDSTATS
 424#define DEFINE_EVENT_SCHEDSTAT DEFINE_EVENT
 425#define DECLARE_EVENT_CLASS_SCHEDSTAT DECLARE_EVENT_CLASS
 426#else
 427#define DEFINE_EVENT_SCHEDSTAT DEFINE_EVENT_NOP
 428#define DECLARE_EVENT_CLASS_SCHEDSTAT DECLARE_EVENT_CLASS_NOP
 429#endif
 430
 431/*
 432 * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
 433 *     adding sched_stat support to SCHED_FIFO/RR would be welcome.
 434 */
 435DECLARE_EVENT_CLASS_SCHEDSTAT(sched_stat_template,
 436
 437        TP_PROTO(struct task_struct *tsk, u64 delay),
 438
 439        TP_ARGS(__perf_task(tsk), __perf_count(delay)),
 440
 441        TP_STRUCT__entry(
 442                __array( char,  comm,   TASK_COMM_LEN   )
 443                __field( pid_t, pid                     )
 444                __field( u64,   delay                   )
 445        ),
 446
 447        TP_fast_assign(
 448                memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
 449                __entry->pid    = tsk->pid;
 450                __entry->delay  = delay;
 451        ),
 452
 453        TP_printk("comm=%s pid=%d delay=%Lu [ns]",
 454                        __entry->comm, __entry->pid,
 455                        (unsigned long long)__entry->delay)
 456);
 457
 458/*
 459 * Tracepoint for accounting wait time (time the task is runnable
 460 * but not actually running due to scheduler contention).
 461 */
 462DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_wait,
 463             TP_PROTO(struct task_struct *tsk, u64 delay),
 464             TP_ARGS(tsk, delay));
 465
 466/*
 467 * Tracepoint for accounting sleep time (time the task is not runnable,
 468 * including iowait, see below).
 469 */
 470DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_sleep,
 471             TP_PROTO(struct task_struct *tsk, u64 delay),
 472             TP_ARGS(tsk, delay));
 473
 474/*
 475 * Tracepoint for accounting iowait time (time the task is not runnable
 476 * due to waiting on IO to complete).
 477 */
 478DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_iowait,
 479             TP_PROTO(struct task_struct *tsk, u64 delay),
 480             TP_ARGS(tsk, delay));
 481
 482/*
 483 * Tracepoint for accounting blocked time (time the task is in uninterruptible).
 484 */
 485DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_blocked,
 486             TP_PROTO(struct task_struct *tsk, u64 delay),
 487             TP_ARGS(tsk, delay));
 488
 489/*
 490 * Tracepoint for accounting runtime (time the task is executing
 491 * on a CPU).
 492 */
 493DECLARE_EVENT_CLASS(sched_stat_runtime,
 494
 495        TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
 496
 497        TP_ARGS(tsk, __perf_count(runtime), vruntime),
 498
 499        TP_STRUCT__entry(
 500                __array( char,  comm,   TASK_COMM_LEN   )
 501                __field( pid_t, pid                     )
 502                __field( u64,   runtime                 )
 503                __field( u64,   vruntime                        )
 504        ),
 505
 506        TP_fast_assign(
 507                memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
 508                __entry->pid            = tsk->pid;
 509                __entry->runtime        = runtime;
 510                __entry->vruntime       = vruntime;
 511        ),
 512
 513        TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]",
 514                        __entry->comm, __entry->pid,
 515                        (unsigned long long)__entry->runtime,
 516                        (unsigned long long)__entry->vruntime)
 517);
 518
 519DEFINE_EVENT(sched_stat_runtime, sched_stat_runtime,
 520             TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
 521             TP_ARGS(tsk, runtime, vruntime));
 522
 523/*
 524 * Tracepoint for showing priority inheritance modifying a tasks
 525 * priority.
 526 */
 527TRACE_EVENT(sched_pi_setprio,
 528
 529        TP_PROTO(struct task_struct *tsk, struct task_struct *pi_task),
 530
 531        TP_ARGS(tsk, pi_task),
 532
 533        TP_STRUCT__entry(
 534                __array( char,  comm,   TASK_COMM_LEN   )
 535                __field( pid_t, pid                     )
 536                __field( int,   oldprio                 )
 537                __field( int,   newprio                 )
 538        ),
 539
 540        TP_fast_assign(
 541                memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
 542                __entry->pid            = tsk->pid;
 543                __entry->oldprio        = tsk->prio;
 544                __entry->newprio        = pi_task ?
 545                                min(tsk->normal_prio, pi_task->prio) :
 546                                tsk->normal_prio;
 547                /* XXX SCHED_DEADLINE bits missing */
 548        ),
 549
 550        TP_printk("comm=%s pid=%d oldprio=%d newprio=%d",
 551                        __entry->comm, __entry->pid,
 552                        __entry->oldprio, __entry->newprio)
 553);
 554
 555#ifdef CONFIG_DETECT_HUNG_TASK
 556TRACE_EVENT(sched_process_hang,
 557        TP_PROTO(struct task_struct *tsk),
 558        TP_ARGS(tsk),
 559
 560        TP_STRUCT__entry(
 561                __array( char,  comm,   TASK_COMM_LEN   )
 562                __field( pid_t, pid                     )
 563        ),
 564
 565        TP_fast_assign(
 566                memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
 567                __entry->pid = tsk->pid;
 568        ),
 569
 570        TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
 571);
 572#endif /* CONFIG_DETECT_HUNG_TASK */
 573
 574/*
 575 * Tracks migration of tasks from one runqueue to another. Can be used to
 576 * detect if automatic NUMA balancing is bouncing between nodes.
 577 */
 578TRACE_EVENT(sched_move_numa,
 579
 580        TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu),
 581
 582        TP_ARGS(tsk, src_cpu, dst_cpu),
 583
 584        TP_STRUCT__entry(
 585                __field( pid_t, pid                     )
 586                __field( pid_t, tgid                    )
 587                __field( pid_t, ngid                    )
 588                __field( int,   src_cpu                 )
 589                __field( int,   src_nid                 )
 590                __field( int,   dst_cpu                 )
 591                __field( int,   dst_nid                 )
 592        ),
 593
 594        TP_fast_assign(
 595                __entry->pid            = task_pid_nr(tsk);
 596                __entry->tgid           = task_tgid_nr(tsk);
 597                __entry->ngid           = task_numa_group_id(tsk);
 598                __entry->src_cpu        = src_cpu;
 599                __entry->src_nid        = cpu_to_node(src_cpu);
 600                __entry->dst_cpu        = dst_cpu;
 601                __entry->dst_nid        = cpu_to_node(dst_cpu);
 602        ),
 603
 604        TP_printk("pid=%d tgid=%d ngid=%d src_cpu=%d src_nid=%d dst_cpu=%d dst_nid=%d",
 605                        __entry->pid, __entry->tgid, __entry->ngid,
 606                        __entry->src_cpu, __entry->src_nid,
 607                        __entry->dst_cpu, __entry->dst_nid)
 608);
 609
 610DECLARE_EVENT_CLASS(sched_numa_pair_template,
 611
 612        TP_PROTO(struct task_struct *src_tsk, int src_cpu,
 613                 struct task_struct *dst_tsk, int dst_cpu),
 614
 615        TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu),
 616
 617        TP_STRUCT__entry(
 618                __field( pid_t, src_pid                 )
 619                __field( pid_t, src_tgid                )
 620                __field( pid_t, src_ngid                )
 621                __field( int,   src_cpu                 )
 622                __field( int,   src_nid                 )
 623                __field( pid_t, dst_pid                 )
 624                __field( pid_t, dst_tgid                )
 625                __field( pid_t, dst_ngid                )
 626                __field( int,   dst_cpu                 )
 627                __field( int,   dst_nid                 )
 628        ),
 629
 630        TP_fast_assign(
 631                __entry->src_pid        = task_pid_nr(src_tsk);
 632                __entry->src_tgid       = task_tgid_nr(src_tsk);
 633                __entry->src_ngid       = task_numa_group_id(src_tsk);
 634                __entry->src_cpu        = src_cpu;
 635                __entry->src_nid        = cpu_to_node(src_cpu);
 636                __entry->dst_pid        = dst_tsk ? task_pid_nr(dst_tsk) : 0;
 637                __entry->dst_tgid       = dst_tsk ? task_tgid_nr(dst_tsk) : 0;
 638                __entry->dst_ngid       = dst_tsk ? task_numa_group_id(dst_tsk) : 0;
 639                __entry->dst_cpu        = dst_cpu;
 640                __entry->dst_nid        = dst_cpu >= 0 ? cpu_to_node(dst_cpu) : -1;
 641        ),
 642
 643        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",
 644                        __entry->src_pid, __entry->src_tgid, __entry->src_ngid,
 645                        __entry->src_cpu, __entry->src_nid,
 646                        __entry->dst_pid, __entry->dst_tgid, __entry->dst_ngid,
 647                        __entry->dst_cpu, __entry->dst_nid)
 648);
 649
 650DEFINE_EVENT(sched_numa_pair_template, sched_stick_numa,
 651
 652        TP_PROTO(struct task_struct *src_tsk, int src_cpu,
 653                 struct task_struct *dst_tsk, int dst_cpu),
 654
 655        TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu)
 656);
 657
 658DEFINE_EVENT(sched_numa_pair_template, sched_swap_numa,
 659
 660        TP_PROTO(struct task_struct *src_tsk, int src_cpu,
 661                 struct task_struct *dst_tsk, int dst_cpu),
 662
 663        TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu)
 664);
 665
 666
 667/*
 668 * Tracepoint for waking a polling cpu without an IPI.
 669 */
 670TRACE_EVENT(sched_wake_idle_without_ipi,
 671
 672        TP_PROTO(int cpu),
 673
 674        TP_ARGS(cpu),
 675
 676        TP_STRUCT__entry(
 677                __field(        int,    cpu     )
 678        ),
 679
 680        TP_fast_assign(
 681                __entry->cpu    = cpu;
 682        ),
 683
 684        TP_printk("cpu=%d", __entry->cpu)
 685);
 686
 687/*
 688 * Following tracepoints are not exported in tracefs and provide hooking
 689 * mechanisms only for testing and debugging purposes.
 690 *
 691 * Postfixed with _tp to make them easily identifiable in the code.
 692 */
 693DECLARE_TRACE(pelt_cfs_tp,
 694        TP_PROTO(struct cfs_rq *cfs_rq),
 695        TP_ARGS(cfs_rq));
 696
 697DECLARE_TRACE(pelt_rt_tp,
 698        TP_PROTO(struct rq *rq),
 699        TP_ARGS(rq));
 700
 701DECLARE_TRACE(pelt_dl_tp,
 702        TP_PROTO(struct rq *rq),
 703        TP_ARGS(rq));
 704
 705DECLARE_TRACE(pelt_thermal_tp,
 706        TP_PROTO(struct rq *rq),
 707        TP_ARGS(rq));
 708
 709DECLARE_TRACE(pelt_irq_tp,
 710        TP_PROTO(struct rq *rq),
 711        TP_ARGS(rq));
 712
 713DECLARE_TRACE(pelt_se_tp,
 714        TP_PROTO(struct sched_entity *se),
 715        TP_ARGS(se));
 716
 717DECLARE_TRACE(sched_cpu_capacity_tp,
 718        TP_PROTO(struct rq *rq),
 719        TP_ARGS(rq));
 720
 721DECLARE_TRACE(sched_overutilized_tp,
 722        TP_PROTO(struct root_domain *rd, bool overutilized),
 723        TP_ARGS(rd, overutilized));
 724
 725DECLARE_TRACE(sched_util_est_cfs_tp,
 726        TP_PROTO(struct cfs_rq *cfs_rq),
 727        TP_ARGS(cfs_rq));
 728
 729DECLARE_TRACE(sched_util_est_se_tp,
 730        TP_PROTO(struct sched_entity *se),
 731        TP_ARGS(se));
 732
 733DECLARE_TRACE(sched_update_nr_running_tp,
 734        TP_PROTO(struct rq *rq, int change),
 735        TP_ARGS(rq, change));
 736
 737#endif /* _TRACE_SCHED_H */
 738
 739/* This part must be outside protection */
 740#include <trace/define_trace.h>
 741