| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 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/sched/numa_balancing.h> | 
|  | 9 | #include <linux/tracepoint.h> | 
|  | 10 | #include <linux/binfmts.h> | 
|  | 11 | #include "eas_plus.h" | 
|  | 12 |  | 
|  | 13 |  | 
|  | 14 | /* | 
|  | 15 | * Tracepoint for calling kthread_stop, performed to end a kthread: | 
|  | 16 | */ | 
|  | 17 | TRACE_EVENT(sched_kthread_stop, | 
|  | 18 |  | 
|  | 19 | TP_PROTO(struct task_struct *t), | 
|  | 20 |  | 
|  | 21 | TP_ARGS(t), | 
|  | 22 |  | 
|  | 23 | TP_STRUCT__entry( | 
|  | 24 | __array(	char,	comm,	TASK_COMM_LEN	) | 
|  | 25 | __field(	pid_t,	pid			) | 
|  | 26 | ), | 
|  | 27 |  | 
|  | 28 | TP_fast_assign( | 
|  | 29 | memcpy(__entry->comm, t->comm, TASK_COMM_LEN); | 
|  | 30 | __entry->pid	= t->pid; | 
|  | 31 | ), | 
|  | 32 |  | 
|  | 33 | TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid) | 
|  | 34 | ); | 
|  | 35 |  | 
|  | 36 | /* | 
|  | 37 | * Tracepoint for the return value of the kthread stopping: | 
|  | 38 | */ | 
|  | 39 | TRACE_EVENT(sched_kthread_stop_ret, | 
|  | 40 |  | 
|  | 41 | TP_PROTO(int ret), | 
|  | 42 |  | 
|  | 43 | TP_ARGS(ret), | 
|  | 44 |  | 
|  | 45 | TP_STRUCT__entry( | 
|  | 46 | __field(	int,	ret	) | 
|  | 47 | ), | 
|  | 48 |  | 
|  | 49 | TP_fast_assign( | 
|  | 50 | __entry->ret	= ret; | 
|  | 51 | ), | 
|  | 52 |  | 
|  | 53 | TP_printk("ret=%d", __entry->ret) | 
|  | 54 | ); | 
|  | 55 |  | 
|  | 56 | /* | 
|  | 57 | * Tracepoint for waking up a task: | 
|  | 58 | */ | 
|  | 59 | DECLARE_EVENT_CLASS(sched_wakeup_template, | 
|  | 60 |  | 
|  | 61 | TP_PROTO(struct task_struct *p), | 
|  | 62 |  | 
|  | 63 | TP_ARGS(__perf_task(p)), | 
|  | 64 |  | 
|  | 65 | TP_STRUCT__entry( | 
|  | 66 | __array(	char,	comm,	TASK_COMM_LEN	) | 
|  | 67 | __field(	pid_t,	pid			) | 
|  | 68 | __field(	int,	prio			) | 
|  | 69 | __field(	int,	success			) | 
|  | 70 | __field(	int,	target_cpu		) | 
|  | 71 | ), | 
|  | 72 |  | 
|  | 73 | TP_fast_assign( | 
|  | 74 | memcpy(__entry->comm, p->comm, TASK_COMM_LEN); | 
|  | 75 | __entry->pid		= p->pid; | 
|  | 76 | __entry->prio		= p->prio; /* XXX SCHED_DEADLINE */ | 
|  | 77 | __entry->success	= 1; /* rudiment, kill when possible */ | 
|  | 78 | __entry->target_cpu	= task_cpu(p); | 
|  | 79 | ), | 
|  | 80 |  | 
|  | 81 | TP_printk("comm=%s pid=%d prio=%d target_cpu=%03d", | 
|  | 82 | __entry->comm, __entry->pid, __entry->prio, | 
|  | 83 | __entry->target_cpu) | 
|  | 84 | ); | 
|  | 85 |  | 
|  | 86 | /* | 
|  | 87 | * Tracepoint called when waking a task; this tracepoint is guaranteed to be | 
|  | 88 | * called from the waking context. | 
|  | 89 | */ | 
|  | 90 | DEFINE_EVENT(sched_wakeup_template, sched_waking, | 
|  | 91 | TP_PROTO(struct task_struct *p), | 
|  | 92 | TP_ARGS(p)); | 
|  | 93 |  | 
|  | 94 | /* | 
|  | 95 | * Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG. | 
|  | 96 | * It it not always called from the waking context. | 
|  | 97 | */ | 
|  | 98 | DEFINE_EVENT(sched_wakeup_template, sched_wakeup, | 
|  | 99 | TP_PROTO(struct task_struct *p), | 
|  | 100 | TP_ARGS(p)); | 
|  | 101 |  | 
|  | 102 | /* | 
|  | 103 | * Tracepoint for waking up a new task: | 
|  | 104 | */ | 
|  | 105 | DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new, | 
|  | 106 | TP_PROTO(struct task_struct *p), | 
|  | 107 | TP_ARGS(p)); | 
|  | 108 |  | 
|  | 109 | #ifdef CREATE_TRACE_POINTS | 
|  | 110 | static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p) | 
|  | 111 | { | 
|  | 112 | unsigned int state; | 
|  | 113 |  | 
|  | 114 | #ifdef CONFIG_SCHED_DEBUG | 
|  | 115 | BUG_ON(p != current); | 
|  | 116 | #endif /* CONFIG_SCHED_DEBUG */ | 
|  | 117 |  | 
|  | 118 | /* | 
|  | 119 | * Preemption ignores task state, therefore preempted tasks are always | 
|  | 120 | * RUNNING (we will not have dequeued if state != RUNNING). | 
|  | 121 | */ | 
|  | 122 | if (preempt) | 
|  | 123 | return TASK_REPORT_MAX; | 
|  | 124 |  | 
|  | 125 | /* | 
|  | 126 | * task_state_index() uses fls() and returns a value from 0-8 range. | 
|  | 127 | * Decrement it by 1 (except TASK_RUNNING state i.e 0) before using | 
|  | 128 | * it for left shift operation to get the correct task->state | 
|  | 129 | * mapping. | 
|  | 130 | */ | 
|  | 131 | state = task_state_index(p); | 
|  | 132 |  | 
|  | 133 | return state ? (1 << (state - 1)) : state; | 
|  | 134 | } | 
|  | 135 | #endif /* CREATE_TRACE_POINTS */ | 
|  | 136 |  | 
|  | 137 | /* | 
|  | 138 | * Tracepoint for task switches, performed by the scheduler: | 
|  | 139 | */ | 
|  | 140 | TRACE_EVENT(sched_switch, | 
|  | 141 |  | 
|  | 142 | TP_PROTO(bool preempt, | 
|  | 143 | struct task_struct *prev, | 
|  | 144 | struct task_struct *next), | 
|  | 145 |  | 
|  | 146 | TP_ARGS(preempt, prev, next), | 
|  | 147 |  | 
|  | 148 | TP_STRUCT__entry( | 
|  | 149 | __array(	char,	prev_comm,	TASK_COMM_LEN	) | 
|  | 150 | __field(	pid_t,	prev_pid			) | 
|  | 151 | __field(	int,	prev_prio			) | 
|  | 152 | __field(	long,	prev_state			) | 
|  | 153 | __array(	char,	next_comm,	TASK_COMM_LEN	) | 
|  | 154 | __field(	pid_t,	next_pid			) | 
|  | 155 | __field(	int,	next_prio			) | 
|  | 156 | #if defined(CONFIG_MTK_SCHED_TRACERS) && defined(CONFIG_CGROUPS) | 
|  | 157 | __field(int,	prev_cgrp_id) | 
|  | 158 | __field(int,	next_cgrp_id) | 
|  | 159 | __field(int,	prev_st_cgrp_id) | 
|  | 160 | __field(int,	next_st_cgrp_id) | 
|  | 161 | #endif | 
|  | 162 | ), | 
|  | 163 |  | 
|  | 164 | TP_fast_assign( | 
|  | 165 | memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN); | 
|  | 166 | __entry->prev_pid	= prev->pid; | 
|  | 167 | __entry->prev_prio	= prev->prio; | 
|  | 168 | __entry->prev_state	= __trace_sched_switch_state(preempt, prev); | 
|  | 169 | memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN); | 
|  | 170 | __entry->next_pid	= next->pid; | 
|  | 171 | __entry->next_prio	= next->prio; | 
|  | 172 | #if defined(CONFIG_MTK_SCHED_TRACERS) && defined(CONFIG_CGROUPS) | 
|  | 173 | #ifdef CONFIG_CPUSETS | 
|  | 174 | __entry->prev_cgrp_id	= prev->cgroups->subsys[0]->cgroup->id; | 
|  | 175 | __entry->next_cgrp_id	= next->cgroups->subsys[0]->cgroup->id; | 
|  | 176 | #else | 
|  | 177 | __entry->prev_cgrp_id	= 0; | 
|  | 178 | __entry->next_cgrp_id	= 0; | 
|  | 179 | #endif | 
|  | 180 | #ifdef CONFIG_SCHED_TUNE | 
|  | 181 | __entry->prev_st_cgrp_id = prev->cgroups->subsys[3]->cgroup->id; | 
|  | 182 | __entry->next_st_cgrp_id = next->cgroups->subsys[3]->cgroup->id; | 
|  | 183 | #else | 
|  | 184 | __entry->prev_st_cgrp_id = 0; | 
|  | 185 | __entry->next_st_cgrp_id = 0; | 
|  | 186 | #endif | 
|  | 187 | #endif | 
|  | 188 | /* XXX SCHED_DEADLINE */ | 
|  | 189 | ), | 
|  | 190 |  | 
|  | 191 | #if defined(CONFIG_MTK_SCHED_TRACERS) && defined(CONFIG_CGROUPS) | 
|  | 192 | TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d prev->cgrp=%d next->cgrp=%d prev->st=%d next->st=%d", | 
|  | 193 | __entry->prev_comm, __entry->prev_pid, __entry->prev_prio, | 
|  | 194 |  | 
|  | 195 | (__entry->prev_state & (TASK_REPORT_MAX - 1)) ? | 
|  | 196 | __print_flags(__entry->prev_state & (TASK_REPORT_MAX - 1), "|", | 
|  | 197 | { 0x01, "S" }, { 0x02, "D" }, { 0x04, "T" }, | 
|  | 198 | { 0x08, "t" }, { 0x10, "X" }, { 0x20, "Z" }, | 
|  | 199 | { 0x40, "P" }, { 0x80, "I" }) : | 
|  | 200 | "R", | 
|  | 201 |  | 
|  | 202 | __entry->prev_state & TASK_REPORT_MAX ? "+" : "", | 
|  | 203 | __entry->next_comm, __entry->next_pid, __entry->next_prio | 
|  | 204 | , __entry->prev_cgrp_id | 
|  | 205 | , __entry->next_cgrp_id | 
|  | 206 | , __entry->prev_st_cgrp_id | 
|  | 207 | , __entry->next_st_cgrp_id | 
|  | 208 | ) | 
|  | 209 |  | 
|  | 210 | #else | 
|  | 211 | TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d", | 
|  | 212 | __entry->prev_comm, __entry->prev_pid, __entry->prev_prio, | 
|  | 213 |  | 
|  | 214 | (__entry->prev_state & (TASK_REPORT_MAX - 1)) ? | 
|  | 215 | __print_flags(__entry->prev_state & (TASK_REPORT_MAX - 1), "|", | 
|  | 216 | { TASK_INTERRUPTIBLE, "S" }, | 
|  | 217 | { TASK_UNINTERRUPTIBLE, "D" }, | 
|  | 218 | { __TASK_STOPPED, "T" }, | 
|  | 219 | { __TASK_TRACED, "t" }, | 
|  | 220 | { EXIT_DEAD, "X" }, | 
|  | 221 | { EXIT_ZOMBIE, "Z" }, | 
|  | 222 | { TASK_PARKED, "P" }, | 
|  | 223 | { TASK_DEAD, "I" }) : | 
|  | 224 | "R", | 
|  | 225 |  | 
|  | 226 | __entry->prev_state & TASK_REPORT_MAX ? "+" : "", | 
|  | 227 | __entry->next_comm, __entry->next_pid, __entry->next_prio) | 
|  | 228 | #endif | 
|  | 229 | ); | 
|  | 230 |  | 
|  | 231 | /* | 
|  | 232 | * Tracepoint for a task being migrated: | 
|  | 233 | */ | 
|  | 234 | TRACE_EVENT(sched_migrate_task, | 
|  | 235 |  | 
|  | 236 | TP_PROTO(struct task_struct *p, int dest_cpu), | 
|  | 237 |  | 
|  | 238 | TP_ARGS(p, dest_cpu), | 
|  | 239 |  | 
|  | 240 | TP_STRUCT__entry( | 
|  | 241 | __array(	char,	comm,	TASK_COMM_LEN	) | 
|  | 242 | __field(	pid_t,	pid			) | 
|  | 243 | __field(	int,	prio			) | 
|  | 244 | __field(	int,	orig_cpu		) | 
|  | 245 | __field(	int,	dest_cpu		) | 
|  | 246 | ), | 
|  | 247 |  | 
|  | 248 | TP_fast_assign( | 
|  | 249 | memcpy(__entry->comm, p->comm, TASK_COMM_LEN); | 
|  | 250 | __entry->pid		= p->pid; | 
|  | 251 | __entry->prio		= p->prio; /* XXX SCHED_DEADLINE */ | 
|  | 252 | __entry->orig_cpu	= task_cpu(p); | 
|  | 253 | __entry->dest_cpu	= dest_cpu; | 
|  | 254 | ), | 
|  | 255 |  | 
|  | 256 | TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d", | 
|  | 257 | __entry->comm, __entry->pid, __entry->prio, | 
|  | 258 | __entry->orig_cpu, __entry->dest_cpu) | 
|  | 259 | ); | 
|  | 260 |  | 
|  | 261 | DECLARE_EVENT_CLASS(sched_process_template, | 
|  | 262 |  | 
|  | 263 | TP_PROTO(struct task_struct *p), | 
|  | 264 |  | 
|  | 265 | TP_ARGS(p), | 
|  | 266 |  | 
|  | 267 | TP_STRUCT__entry( | 
|  | 268 | __array(	char,	comm,	TASK_COMM_LEN	) | 
|  | 269 | __field(	pid_t,	pid			) | 
|  | 270 | __field(	int,	prio			) | 
|  | 271 | ), | 
|  | 272 |  | 
|  | 273 | TP_fast_assign( | 
|  | 274 | memcpy(__entry->comm, p->comm, TASK_COMM_LEN); | 
|  | 275 | __entry->pid		= p->pid; | 
|  | 276 | __entry->prio		= p->prio; /* XXX SCHED_DEADLINE */ | 
|  | 277 | ), | 
|  | 278 |  | 
|  | 279 | TP_printk("comm=%s pid=%d prio=%d", | 
|  | 280 | __entry->comm, __entry->pid, __entry->prio) | 
|  | 281 | ); | 
|  | 282 |  | 
|  | 283 | /* | 
|  | 284 | * Tracepoint for freeing a task: | 
|  | 285 | */ | 
|  | 286 | DEFINE_EVENT(sched_process_template, sched_process_free, | 
|  | 287 | TP_PROTO(struct task_struct *p), | 
|  | 288 | TP_ARGS(p)); | 
|  | 289 |  | 
|  | 290 |  | 
|  | 291 | /* | 
|  | 292 | * Tracepoint for a task exiting: | 
|  | 293 | */ | 
|  | 294 | DEFINE_EVENT(sched_process_template, sched_process_exit, | 
|  | 295 | TP_PROTO(struct task_struct *p), | 
|  | 296 | TP_ARGS(p)); | 
|  | 297 |  | 
|  | 298 | /* | 
|  | 299 | * Tracepoint for waiting on task to unschedule: | 
|  | 300 | */ | 
|  | 301 | DEFINE_EVENT(sched_process_template, sched_wait_task, | 
|  | 302 | TP_PROTO(struct task_struct *p), | 
|  | 303 | TP_ARGS(p)); | 
|  | 304 |  | 
|  | 305 | /* | 
|  | 306 | * Tracepoint for a waiting task: | 
|  | 307 | */ | 
|  | 308 | TRACE_EVENT(sched_process_wait, | 
|  | 309 |  | 
|  | 310 | TP_PROTO(struct pid *pid), | 
|  | 311 |  | 
|  | 312 | TP_ARGS(pid), | 
|  | 313 |  | 
|  | 314 | TP_STRUCT__entry( | 
|  | 315 | __array(	char,	comm,	TASK_COMM_LEN	) | 
|  | 316 | __field(	pid_t,	pid			) | 
|  | 317 | __field(	int,	prio			) | 
|  | 318 | ), | 
|  | 319 |  | 
|  | 320 | TP_fast_assign( | 
|  | 321 | memcpy(__entry->comm, current->comm, TASK_COMM_LEN); | 
|  | 322 | __entry->pid		= pid_nr(pid); | 
|  | 323 | __entry->prio		= current->prio; /* XXX SCHED_DEADLINE */ | 
|  | 324 | ), | 
|  | 325 |  | 
|  | 326 | TP_printk("comm=%s pid=%d prio=%d", | 
|  | 327 | __entry->comm, __entry->pid, __entry->prio) | 
|  | 328 | ); | 
|  | 329 |  | 
|  | 330 | /* | 
|  | 331 | * Tracepoint for do_fork: | 
|  | 332 | */ | 
|  | 333 | TRACE_EVENT(sched_process_fork, | 
|  | 334 |  | 
|  | 335 | TP_PROTO(struct task_struct *parent, struct task_struct *child), | 
|  | 336 |  | 
|  | 337 | TP_ARGS(parent, child), | 
|  | 338 |  | 
|  | 339 | TP_STRUCT__entry( | 
|  | 340 | __array(	char,	parent_comm,	TASK_COMM_LEN	) | 
|  | 341 | __field(	pid_t,	parent_pid			) | 
|  | 342 | __array(	char,	child_comm,	TASK_COMM_LEN	) | 
|  | 343 | __field(	pid_t,	child_pid			) | 
|  | 344 | ), | 
|  | 345 |  | 
|  | 346 | TP_fast_assign( | 
|  | 347 | memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN); | 
|  | 348 | __entry->parent_pid	= parent->pid; | 
|  | 349 | memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN); | 
|  | 350 | __entry->child_pid	= child->pid; | 
|  | 351 | ), | 
|  | 352 |  | 
|  | 353 | TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d", | 
|  | 354 | __entry->parent_comm, __entry->parent_pid, | 
|  | 355 | __entry->child_comm, __entry->child_pid) | 
|  | 356 | ); | 
|  | 357 |  | 
|  | 358 | /* | 
|  | 359 | * Tracepoint for exec: | 
|  | 360 | */ | 
|  | 361 | TRACE_EVENT(sched_process_exec, | 
|  | 362 |  | 
|  | 363 | TP_PROTO(struct task_struct *p, pid_t old_pid, | 
|  | 364 | struct linux_binprm *bprm), | 
|  | 365 |  | 
|  | 366 | TP_ARGS(p, old_pid, bprm), | 
|  | 367 |  | 
|  | 368 | TP_STRUCT__entry( | 
|  | 369 | __string(	filename,	bprm->filename	) | 
|  | 370 | __field(	pid_t,		pid		) | 
|  | 371 | __field(	pid_t,		old_pid		) | 
|  | 372 | ), | 
|  | 373 |  | 
|  | 374 | TP_fast_assign( | 
|  | 375 | __assign_str(filename, bprm->filename); | 
|  | 376 | __entry->pid		= p->pid; | 
|  | 377 | __entry->old_pid	= old_pid; | 
|  | 378 | ), | 
|  | 379 |  | 
|  | 380 | TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename), | 
|  | 381 | __entry->pid, __entry->old_pid) | 
|  | 382 | ); | 
|  | 383 |  | 
|  | 384 | /* | 
|  | 385 | * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE | 
|  | 386 | *     adding sched_stat support to SCHED_FIFO/RR would be welcome. | 
|  | 387 | */ | 
|  | 388 | DECLARE_EVENT_CLASS(sched_stat_template, | 
|  | 389 |  | 
|  | 390 | TP_PROTO(struct task_struct *tsk, u64 delay), | 
|  | 391 |  | 
|  | 392 | TP_ARGS(__perf_task(tsk), __perf_count(delay)), | 
|  | 393 |  | 
|  | 394 | TP_STRUCT__entry( | 
|  | 395 | __array( char,	comm,	TASK_COMM_LEN	) | 
|  | 396 | __field( pid_t,	pid			) | 
|  | 397 | __field( u64,	delay			) | 
|  | 398 | ), | 
|  | 399 |  | 
|  | 400 | TP_fast_assign( | 
|  | 401 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 402 | __entry->pid	= tsk->pid; | 
|  | 403 | __entry->delay	= delay; | 
|  | 404 | ), | 
|  | 405 |  | 
|  | 406 | TP_printk("comm=%s pid=%d delay=%Lu [ns]", | 
|  | 407 | __entry->comm, __entry->pid, | 
|  | 408 | (unsigned long long)__entry->delay) | 
|  | 409 | ); | 
|  | 410 |  | 
|  | 411 |  | 
|  | 412 | /* | 
|  | 413 | * Tracepoint for accounting wait time (time the task is runnable | 
|  | 414 | * but not actually running due to scheduler contention). | 
|  | 415 | */ | 
|  | 416 | DEFINE_EVENT(sched_stat_template, sched_stat_wait, | 
|  | 417 | TP_PROTO(struct task_struct *tsk, u64 delay), | 
|  | 418 | TP_ARGS(tsk, delay)); | 
|  | 419 |  | 
|  | 420 | /* | 
|  | 421 | * Tracepoint for accounting sleep time (time the task is not runnable, | 
|  | 422 | * including iowait, see below). | 
|  | 423 | */ | 
|  | 424 | DEFINE_EVENT(sched_stat_template, sched_stat_sleep, | 
|  | 425 | TP_PROTO(struct task_struct *tsk, u64 delay), | 
|  | 426 | TP_ARGS(tsk, delay)); | 
|  | 427 |  | 
|  | 428 | /* | 
|  | 429 | * Tracepoint for accounting iowait time (time the task is not runnable | 
|  | 430 | * due to waiting on IO to complete). | 
|  | 431 | */ | 
|  | 432 | DEFINE_EVENT(sched_stat_template, sched_stat_iowait, | 
|  | 433 | TP_PROTO(struct task_struct *tsk, u64 delay), | 
|  | 434 | TP_ARGS(tsk, delay)); | 
|  | 435 |  | 
|  | 436 | /* | 
|  | 437 | * Tracepoint for accounting blocked time (time the task is in uninterruptible). | 
|  | 438 | */ | 
|  | 439 | DEFINE_EVENT(sched_stat_template, sched_stat_blocked, | 
|  | 440 | TP_PROTO(struct task_struct *tsk, u64 delay), | 
|  | 441 | TP_ARGS(tsk, delay)); | 
|  | 442 |  | 
|  | 443 | /* | 
|  | 444 | * Tracepoint for recording the cause of uninterruptible sleep. | 
|  | 445 | */ | 
|  | 446 | TRACE_EVENT(sched_blocked_reason, | 
|  | 447 |  | 
|  | 448 | TP_PROTO(struct task_struct *tsk), | 
|  | 449 |  | 
|  | 450 | TP_ARGS(tsk), | 
|  | 451 |  | 
|  | 452 | TP_STRUCT__entry( | 
|  | 453 | __field( pid_t,	pid	) | 
|  | 454 | __field( void*, caller	) | 
|  | 455 | __field( bool, io_wait	) | 
|  | 456 | ), | 
|  | 457 |  | 
|  | 458 | TP_fast_assign( | 
|  | 459 | __entry->pid	= tsk->pid; | 
|  | 460 | __entry->caller = (void*)get_wchan(tsk); | 
|  | 461 | __entry->io_wait = tsk->in_iowait; | 
|  | 462 | ), | 
|  | 463 |  | 
|  | 464 | TP_printk("pid=%d iowait=%d caller=%pS", __entry->pid, __entry->io_wait, __entry->caller) | 
|  | 465 | ); | 
|  | 466 |  | 
|  | 467 | /* | 
|  | 468 | * Tracepoint for accounting runtime (time the task is executing | 
|  | 469 | * on a CPU). | 
|  | 470 | */ | 
|  | 471 | DECLARE_EVENT_CLASS(sched_stat_runtime, | 
|  | 472 |  | 
|  | 473 | TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), | 
|  | 474 |  | 
|  | 475 | TP_ARGS(tsk, __perf_count(runtime), vruntime), | 
|  | 476 |  | 
|  | 477 | TP_STRUCT__entry( | 
|  | 478 | __array( char,	comm,	TASK_COMM_LEN	) | 
|  | 479 | __field( pid_t,	pid			) | 
|  | 480 | __field( u64,	runtime			) | 
|  | 481 | __field( u64,	vruntime			) | 
|  | 482 | ), | 
|  | 483 |  | 
|  | 484 | TP_fast_assign( | 
|  | 485 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 486 | __entry->pid		= tsk->pid; | 
|  | 487 | __entry->runtime	= runtime; | 
|  | 488 | __entry->vruntime	= vruntime; | 
|  | 489 | ), | 
|  | 490 |  | 
|  | 491 | TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]", | 
|  | 492 | __entry->comm, __entry->pid, | 
|  | 493 | (unsigned long long)__entry->runtime, | 
|  | 494 | (unsigned long long)__entry->vruntime) | 
|  | 495 | ); | 
|  | 496 |  | 
|  | 497 | DEFINE_EVENT(sched_stat_runtime, sched_stat_runtime, | 
|  | 498 | TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), | 
|  | 499 | TP_ARGS(tsk, runtime, vruntime)); | 
|  | 500 |  | 
|  | 501 | /* | 
|  | 502 | * Tracepoint for showing priority inheritance modifying a tasks | 
|  | 503 | * priority. | 
|  | 504 | */ | 
|  | 505 | TRACE_EVENT(sched_pi_setprio, | 
|  | 506 |  | 
|  | 507 | TP_PROTO(struct task_struct *tsk, struct task_struct *pi_task), | 
|  | 508 |  | 
|  | 509 | TP_ARGS(tsk, pi_task), | 
|  | 510 |  | 
|  | 511 | TP_STRUCT__entry( | 
|  | 512 | __array( char,	comm,	TASK_COMM_LEN	) | 
|  | 513 | __field( pid_t,	pid			) | 
|  | 514 | __field( int,	oldprio			) | 
|  | 515 | __field( int,	newprio			) | 
|  | 516 | ), | 
|  | 517 |  | 
|  | 518 | TP_fast_assign( | 
|  | 519 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 520 | __entry->pid		= tsk->pid; | 
|  | 521 | __entry->oldprio	= tsk->prio; | 
|  | 522 | __entry->newprio	= pi_task ? | 
|  | 523 | min(tsk->normal_prio, pi_task->prio) : | 
|  | 524 | tsk->normal_prio; | 
|  | 525 | /* XXX SCHED_DEADLINE bits missing */ | 
|  | 526 | ), | 
|  | 527 |  | 
|  | 528 | TP_printk("comm=%s pid=%d oldprio=%d newprio=%d", | 
|  | 529 | __entry->comm, __entry->pid, | 
|  | 530 | __entry->oldprio, __entry->newprio) | 
|  | 531 | ); | 
|  | 532 |  | 
|  | 533 | #ifdef CONFIG_DETECT_HUNG_TASK | 
|  | 534 | TRACE_EVENT(sched_process_hang, | 
|  | 535 | TP_PROTO(struct task_struct *tsk), | 
|  | 536 | TP_ARGS(tsk), | 
|  | 537 |  | 
|  | 538 | TP_STRUCT__entry( | 
|  | 539 | __array( char,	comm,	TASK_COMM_LEN	) | 
|  | 540 | __field( pid_t,	pid			) | 
|  | 541 | ), | 
|  | 542 |  | 
|  | 543 | TP_fast_assign( | 
|  | 544 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 545 | __entry->pid = tsk->pid; | 
|  | 546 | ), | 
|  | 547 |  | 
|  | 548 | TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid) | 
|  | 549 | ); | 
|  | 550 | #endif /* CONFIG_DETECT_HUNG_TASK */ | 
|  | 551 |  | 
|  | 552 | DECLARE_EVENT_CLASS(sched_move_task_template, | 
|  | 553 |  | 
|  | 554 | TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu), | 
|  | 555 |  | 
|  | 556 | TP_ARGS(tsk, src_cpu, dst_cpu), | 
|  | 557 |  | 
|  | 558 | TP_STRUCT__entry( | 
|  | 559 | __field( pid_t,	pid			) | 
|  | 560 | __field( pid_t,	tgid			) | 
|  | 561 | __field( pid_t,	ngid			) | 
|  | 562 | __field( int,	src_cpu			) | 
|  | 563 | __field( int,	src_nid			) | 
|  | 564 | __field( int,	dst_cpu			) | 
|  | 565 | __field( int,	dst_nid			) | 
|  | 566 | ), | 
|  | 567 |  | 
|  | 568 | TP_fast_assign( | 
|  | 569 | __entry->pid		= task_pid_nr(tsk); | 
|  | 570 | __entry->tgid		= task_tgid_nr(tsk); | 
|  | 571 | __entry->ngid		= task_numa_group_id(tsk); | 
|  | 572 | __entry->src_cpu	= src_cpu; | 
|  | 573 | __entry->src_nid	= cpu_to_node(src_cpu); | 
|  | 574 | __entry->dst_cpu	= dst_cpu; | 
|  | 575 | __entry->dst_nid	= cpu_to_node(dst_cpu); | 
|  | 576 | ), | 
|  | 577 |  | 
|  | 578 | TP_printk("pid=%d tgid=%d ngid=%d src_cpu=%d src_nid=%d dst_cpu=%d dst_nid=%d", | 
|  | 579 | __entry->pid, __entry->tgid, __entry->ngid, | 
|  | 580 | __entry->src_cpu, __entry->src_nid, | 
|  | 581 | __entry->dst_cpu, __entry->dst_nid) | 
|  | 582 | ); | 
|  | 583 |  | 
|  | 584 | /* | 
|  | 585 | * Tracks migration of tasks from one runqueue to another. Can be used to | 
|  | 586 | * detect if automatic NUMA balancing is bouncing between nodes | 
|  | 587 | */ | 
|  | 588 | DEFINE_EVENT(sched_move_task_template, sched_move_numa, | 
|  | 589 | TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu), | 
|  | 590 |  | 
|  | 591 | TP_ARGS(tsk, src_cpu, dst_cpu) | 
|  | 592 | ); | 
|  | 593 |  | 
|  | 594 | DEFINE_EVENT(sched_move_task_template, sched_stick_numa, | 
|  | 595 | TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu), | 
|  | 596 |  | 
|  | 597 | TP_ARGS(tsk, src_cpu, dst_cpu) | 
|  | 598 | ); | 
|  | 599 |  | 
|  | 600 | TRACE_EVENT(sched_swap_numa, | 
|  | 601 |  | 
|  | 602 | TP_PROTO(struct task_struct *src_tsk, int src_cpu, | 
|  | 603 | struct task_struct *dst_tsk, int dst_cpu), | 
|  | 604 |  | 
|  | 605 | TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu), | 
|  | 606 |  | 
|  | 607 | TP_STRUCT__entry( | 
|  | 608 | __field( pid_t,	src_pid			) | 
|  | 609 | __field( pid_t,	src_tgid		) | 
|  | 610 | __field( pid_t,	src_ngid		) | 
|  | 611 | __field( int,	src_cpu			) | 
|  | 612 | __field( int,	src_nid			) | 
|  | 613 | __field( pid_t,	dst_pid			) | 
|  | 614 | __field( pid_t,	dst_tgid		) | 
|  | 615 | __field( pid_t,	dst_ngid		) | 
|  | 616 | __field( int,	dst_cpu			) | 
|  | 617 | __field( int,	dst_nid			) | 
|  | 618 | ), | 
|  | 619 |  | 
|  | 620 | TP_fast_assign( | 
|  | 621 | __entry->src_pid	= task_pid_nr(src_tsk); | 
|  | 622 | __entry->src_tgid	= task_tgid_nr(src_tsk); | 
|  | 623 | __entry->src_ngid	= task_numa_group_id(src_tsk); | 
|  | 624 | __entry->src_cpu	= src_cpu; | 
|  | 625 | __entry->src_nid	= cpu_to_node(src_cpu); | 
|  | 626 | __entry->dst_pid	= task_pid_nr(dst_tsk); | 
|  | 627 | __entry->dst_tgid	= task_tgid_nr(dst_tsk); | 
|  | 628 | __entry->dst_ngid	= task_numa_group_id(dst_tsk); | 
|  | 629 | __entry->dst_cpu	= dst_cpu; | 
|  | 630 | __entry->dst_nid	= cpu_to_node(dst_cpu); | 
|  | 631 | ), | 
|  | 632 |  | 
|  | 633 | 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", | 
|  | 634 | __entry->src_pid, __entry->src_tgid, __entry->src_ngid, | 
|  | 635 | __entry->src_cpu, __entry->src_nid, | 
|  | 636 | __entry->dst_pid, __entry->dst_tgid, __entry->dst_ngid, | 
|  | 637 | __entry->dst_cpu, __entry->dst_nid) | 
|  | 638 | ); | 
|  | 639 |  | 
|  | 640 | /* | 
|  | 641 | * Tracepoint for waking a polling cpu without an IPI. | 
|  | 642 | */ | 
|  | 643 | TRACE_EVENT(sched_wake_idle_without_ipi, | 
|  | 644 |  | 
|  | 645 | TP_PROTO(int cpu), | 
|  | 646 |  | 
|  | 647 | TP_ARGS(cpu), | 
|  | 648 |  | 
|  | 649 | TP_STRUCT__entry( | 
|  | 650 | __field(	int,	cpu	) | 
|  | 651 | ), | 
|  | 652 |  | 
|  | 653 | TP_fast_assign( | 
|  | 654 | __entry->cpu	= cpu; | 
|  | 655 | ), | 
|  | 656 |  | 
|  | 657 | TP_printk("cpu=%d", __entry->cpu) | 
|  | 658 | ); | 
|  | 659 |  | 
|  | 660 | #ifdef CONFIG_SMP | 
|  | 661 | #ifdef CREATE_TRACE_POINTS | 
|  | 662 | static inline | 
|  | 663 | int __trace_sched_cpu(struct cfs_rq *cfs_rq, struct sched_entity *se) | 
|  | 664 | { | 
|  | 665 | #ifdef CONFIG_FAIR_GROUP_SCHED | 
|  | 666 | struct rq *rq = cfs_rq ? cfs_rq->rq : NULL; | 
|  | 667 | #else | 
|  | 668 | struct rq *rq = cfs_rq ? container_of(cfs_rq, struct rq, cfs) : NULL; | 
|  | 669 | #endif | 
|  | 670 | return rq ? cpu_of(rq) | 
|  | 671 | : task_cpu((container_of(se, struct task_struct, se))); | 
|  | 672 | } | 
|  | 673 |  | 
|  | 674 | static inline | 
|  | 675 | int __trace_sched_path(struct cfs_rq *cfs_rq, char *path, int len) | 
|  | 676 | { | 
|  | 677 | #ifdef CONFIG_FAIR_GROUP_SCHED | 
|  | 678 | int l = path ? len : 0; | 
|  | 679 |  | 
|  | 680 | if (cfs_rq && task_group_is_autogroup(cfs_rq->tg)) | 
|  | 681 | return autogroup_path(cfs_rq->tg, path, l) + 1; | 
|  | 682 | else if (cfs_rq && cfs_rq->tg->css.cgroup) | 
|  | 683 | return cgroup_path(cfs_rq->tg->css.cgroup, path, l) + 1; | 
|  | 684 | #endif | 
|  | 685 | if (path) | 
|  | 686 | strcpy(path, "(null)"); | 
|  | 687 |  | 
|  | 688 | return strlen("(null)"); | 
|  | 689 | } | 
|  | 690 |  | 
|  | 691 | static inline | 
|  | 692 | struct cfs_rq *__trace_sched_group_cfs_rq(struct sched_entity *se) | 
|  | 693 | { | 
|  | 694 | #ifdef CONFIG_FAIR_GROUP_SCHED | 
|  | 695 | return se->my_q; | 
|  | 696 | #else | 
|  | 697 | return NULL; | 
|  | 698 | #endif | 
|  | 699 | } | 
|  | 700 | #endif /* CREATE_TRACE_POINTS */ | 
|  | 701 |  | 
|  | 702 | /* | 
|  | 703 | * Tracepoint for cfs_rq load tracking: | 
|  | 704 | */ | 
|  | 705 | TRACE_EVENT(sched_load_cfs_rq, | 
|  | 706 |  | 
|  | 707 | TP_PROTO(struct cfs_rq *cfs_rq), | 
|  | 708 |  | 
|  | 709 | TP_ARGS(cfs_rq), | 
|  | 710 |  | 
|  | 711 | TP_STRUCT__entry( | 
|  | 712 | __field(	int,		cpu			) | 
|  | 713 | __dynamic_array(char,		path, | 
|  | 714 | __trace_sched_path(cfs_rq, NULL, 0)	) | 
|  | 715 | __field(	unsigned long,	load			) | 
|  | 716 | __field(	unsigned long,	rbl_load		) | 
|  | 717 | __field(	unsigned long,	util			) | 
|  | 718 | ), | 
|  | 719 |  | 
|  | 720 | TP_fast_assign( | 
|  | 721 | __entry->cpu		= __trace_sched_cpu(cfs_rq, NULL); | 
|  | 722 | __trace_sched_path(cfs_rq, __get_dynamic_array(path), | 
|  | 723 | __get_dynamic_array_len(path)); | 
|  | 724 | __entry->load		= cfs_rq->avg.load_avg; | 
|  | 725 | __entry->rbl_load 	= cfs_rq->avg.runnable_load_avg; | 
|  | 726 | __entry->util		= cfs_rq->avg.util_avg; | 
|  | 727 | ), | 
|  | 728 |  | 
|  | 729 | TP_printk("cpu=%d path=%s load=%lu rbl_load=%lu util=%lu", | 
|  | 730 | __entry->cpu, __get_str(path), __entry->load, | 
|  | 731 | __entry->rbl_load,__entry->util) | 
|  | 732 | ); | 
|  | 733 |  | 
|  | 734 | /* | 
|  | 735 | * Tracepoint for rt_rq load tracking: | 
|  | 736 | */ | 
|  | 737 | struct rq; | 
|  | 738 | TRACE_EVENT(sched_load_rt_rq, | 
|  | 739 |  | 
|  | 740 | TP_PROTO(struct rq *rq), | 
|  | 741 |  | 
|  | 742 | TP_ARGS(rq), | 
|  | 743 |  | 
|  | 744 | TP_STRUCT__entry( | 
|  | 745 | __field(	int,		cpu			) | 
|  | 746 | __field(	unsigned long,	util			) | 
|  | 747 | ), | 
|  | 748 |  | 
|  | 749 | TP_fast_assign( | 
|  | 750 | __entry->cpu	= rq->cpu; | 
|  | 751 | __entry->util	= rq->avg_rt.util_avg; | 
|  | 752 | ), | 
|  | 753 |  | 
|  | 754 | TP_printk("cpu=%d util=%lu", __entry->cpu, | 
|  | 755 | __entry->util) | 
|  | 756 | ); | 
|  | 757 |  | 
|  | 758 | /* | 
|  | 759 | * Tracepoint for sched_entity load tracking: | 
|  | 760 | */ | 
|  | 761 | TRACE_EVENT(sched_load_se, | 
|  | 762 |  | 
|  | 763 | TP_PROTO(struct sched_entity *se), | 
|  | 764 |  | 
|  | 765 | TP_ARGS(se), | 
|  | 766 |  | 
|  | 767 | TP_STRUCT__entry( | 
|  | 768 | __field(	int,		cpu			      ) | 
|  | 769 | __dynamic_array(char,		path, | 
|  | 770 | __trace_sched_path(__trace_sched_group_cfs_rq(se), NULL, 0) ) | 
|  | 771 | __array(	char,		comm,	TASK_COMM_LEN	      ) | 
|  | 772 | __field(	pid_t,		pid			      ) | 
|  | 773 | __field(	unsigned long,	load			      ) | 
|  | 774 | __field(	unsigned long,	rbl_load		      ) | 
|  | 775 | __field(	unsigned long,	util			      ) | 
|  | 776 | ), | 
|  | 777 |  | 
|  | 778 | TP_fast_assign( | 
|  | 779 | struct cfs_rq *gcfs_rq = __trace_sched_group_cfs_rq(se); | 
|  | 780 | struct task_struct *p = gcfs_rq ? NULL | 
|  | 781 | : container_of(se, struct task_struct, se); | 
|  | 782 |  | 
|  | 783 | __entry->cpu		= __trace_sched_cpu(gcfs_rq, se); | 
|  | 784 | __trace_sched_path(gcfs_rq, __get_dynamic_array(path), | 
|  | 785 | __get_dynamic_array_len(path)); | 
|  | 786 | memcpy(__entry->comm, p ? p->comm : "(null)", | 
|  | 787 | p ? TASK_COMM_LEN : sizeof("(null)")); | 
|  | 788 | __entry->pid = p ? p->pid : -1; | 
|  | 789 | __entry->load = se->avg.load_avg; | 
|  | 790 | __entry->rbl_load = se->avg.runnable_load_avg; | 
|  | 791 | __entry->util = se->avg.util_avg; | 
|  | 792 | ), | 
|  | 793 |  | 
|  | 794 | TP_printk("cpu=%d path=%s comm=%s pid=%d load=%lu rbl_load=%lu util=%lu", | 
|  | 795 | __entry->cpu, __get_str(path), __entry->comm, __entry->pid, | 
|  | 796 | __entry->load, __entry->rbl_load, __entry->util) | 
|  | 797 | ); | 
|  | 798 |  | 
|  | 799 | /* | 
|  | 800 | * Tracepoint for task_group load tracking: | 
|  | 801 | */ | 
|  | 802 | #ifdef CONFIG_FAIR_GROUP_SCHED | 
|  | 803 | TRACE_EVENT(sched_load_tg, | 
|  | 804 |  | 
|  | 805 | TP_PROTO(struct cfs_rq *cfs_rq), | 
|  | 806 |  | 
|  | 807 | TP_ARGS(cfs_rq), | 
|  | 808 |  | 
|  | 809 | TP_STRUCT__entry( | 
|  | 810 | __field(	int,	cpu				) | 
|  | 811 | __dynamic_array(char,	path, | 
|  | 812 | __trace_sched_path(cfs_rq, NULL, 0)	) | 
|  | 813 | __field(	long,	load				) | 
|  | 814 | ), | 
|  | 815 |  | 
|  | 816 | TP_fast_assign( | 
|  | 817 | __entry->cpu	= cfs_rq->rq->cpu; | 
|  | 818 | __trace_sched_path(cfs_rq, __get_dynamic_array(path), | 
|  | 819 | __get_dynamic_array_len(path)); | 
|  | 820 | __entry->load	= atomic_long_read(&cfs_rq->tg->load_avg); | 
|  | 821 | ), | 
|  | 822 |  | 
|  | 823 | TP_printk("cpu=%d path=%s load=%ld", __entry->cpu, __get_str(path), | 
|  | 824 | __entry->load) | 
|  | 825 | ); | 
|  | 826 | #endif /* CONFIG_FAIR_GROUP_SCHED */ | 
|  | 827 |  | 
|  | 828 | /* | 
|  | 829 | * Tracepoint for tasks' estimated utilization. | 
|  | 830 | */ | 
|  | 831 | TRACE_EVENT(sched_util_est_task, | 
|  | 832 |  | 
|  | 833 | TP_PROTO(struct task_struct *tsk, struct sched_avg *avg), | 
|  | 834 |  | 
|  | 835 | TP_ARGS(tsk, avg), | 
|  | 836 |  | 
|  | 837 | TP_STRUCT__entry( | 
|  | 838 | __array( char,	comm,	TASK_COMM_LEN		) | 
|  | 839 | __field( pid_t,		pid			) | 
|  | 840 | __field( int,		cpu			) | 
|  | 841 | __field( unsigned int,	util_avg		) | 
|  | 842 | __field( unsigned int,	est_enqueued		) | 
|  | 843 | __field( unsigned int,	est_ewma		) | 
|  | 844 |  | 
|  | 845 | ), | 
|  | 846 |  | 
|  | 847 | TP_fast_assign( | 
|  | 848 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 849 | __entry->pid			= tsk->pid; | 
|  | 850 | __entry->cpu			= task_cpu(tsk); | 
|  | 851 | __entry->util_avg		= avg->util_avg; | 
|  | 852 | __entry->est_enqueued		= avg->util_est.enqueued; | 
|  | 853 | __entry->est_ewma		= avg->util_est.ewma; | 
|  | 854 | ), | 
|  | 855 |  | 
|  | 856 | TP_printk("comm=%s pid=%d cpu=%d util_avg=%u util_est_ewma=%u util_est_enqueued=%u", | 
|  | 857 | __entry->comm, | 
|  | 858 | __entry->pid, | 
|  | 859 | __entry->cpu, | 
|  | 860 | __entry->util_avg, | 
|  | 861 | __entry->est_ewma, | 
|  | 862 | __entry->est_enqueued) | 
|  | 863 | ); | 
|  | 864 |  | 
|  | 865 | /* | 
|  | 866 | * Tracepoint for root cfs_rq's estimated utilization. | 
|  | 867 | */ | 
|  | 868 | TRACE_EVENT(sched_util_est_cpu, | 
|  | 869 |  | 
|  | 870 | TP_PROTO(int cpu, struct cfs_rq *cfs_rq), | 
|  | 871 |  | 
|  | 872 | TP_ARGS(cpu, cfs_rq), | 
|  | 873 |  | 
|  | 874 | TP_STRUCT__entry( | 
|  | 875 | __field( int,		cpu			) | 
|  | 876 | __field( unsigned int,	util_avg		) | 
|  | 877 | __field( unsigned int,	util_est_enqueued	) | 
|  | 878 | ), | 
|  | 879 |  | 
|  | 880 | TP_fast_assign( | 
|  | 881 | __entry->cpu			= cpu; | 
|  | 882 | __entry->util_avg		= cfs_rq->avg.util_avg; | 
|  | 883 | __entry->util_est_enqueued	= cfs_rq->avg.util_est.enqueued; | 
|  | 884 | ), | 
|  | 885 |  | 
|  | 886 | TP_printk("cpu=%d util_avg=%u util_est_enqueued=%u", | 
|  | 887 | __entry->cpu, | 
|  | 888 | __entry->util_avg, | 
|  | 889 | __entry->util_est_enqueued) | 
|  | 890 | ); | 
|  | 891 |  | 
|  | 892 | /* | 
|  | 893 | * Tracepoint for find_best_target | 
|  | 894 | */ | 
|  | 895 | TRACE_EVENT(sched_find_best_target, | 
|  | 896 |  | 
|  | 897 | TP_PROTO(struct task_struct *tsk, bool prefer_idle, | 
|  | 898 | unsigned long min_util, int best_idle, int best_active, | 
|  | 899 | int target, int backup), | 
|  | 900 |  | 
|  | 901 | TP_ARGS(tsk, prefer_idle, min_util, best_idle, | 
|  | 902 | best_active, target, backup), | 
|  | 903 |  | 
|  | 904 | TP_STRUCT__entry( | 
|  | 905 | __array( char,  comm,   TASK_COMM_LEN   ) | 
|  | 906 | __field( pid_t, pid                     ) | 
|  | 907 | __field( unsigned long, min_util        ) | 
|  | 908 | __field( bool,  prefer_idle             ) | 
|  | 909 | __field( int,   best_idle               ) | 
|  | 910 | __field( int,   best_active             ) | 
|  | 911 | __field( int,   target                  ) | 
|  | 912 | __field( int,   backup                  ) | 
|  | 913 | ), | 
|  | 914 |  | 
|  | 915 | TP_fast_assign( | 
|  | 916 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 917 | __entry->pid            = tsk->pid; | 
|  | 918 | __entry->min_util       = min_util; | 
|  | 919 | __entry->prefer_idle    = prefer_idle; | 
|  | 920 | __entry->best_idle      = best_idle; | 
|  | 921 | __entry->best_active    = best_active; | 
|  | 922 | __entry->target         = target; | 
|  | 923 | __entry->backup         = backup; | 
|  | 924 | ), | 
|  | 925 |  | 
|  | 926 | TP_printk("pid=%d comm=%s prefer_idle=%d " | 
|  | 927 | "best_idle=%d best_active=%d target=%d backup=%d", | 
|  | 928 | __entry->pid, __entry->comm, __entry->prefer_idle, | 
|  | 929 | __entry->best_idle, __entry->best_active, | 
|  | 930 | __entry->target, __entry->backup) | 
|  | 931 | ); | 
|  | 932 |  | 
|  | 933 | /* | 
|  | 934 | * Tracepoint for accounting CPU  boosted utilization | 
|  | 935 | */ | 
|  | 936 | TRACE_EVENT(sched_boost_cpu, | 
|  | 937 |  | 
|  | 938 | TP_PROTO(int cpu, unsigned long util, long margin), | 
|  | 939 |  | 
|  | 940 | TP_ARGS(cpu, util, margin), | 
|  | 941 |  | 
|  | 942 | TP_STRUCT__entry( | 
|  | 943 | __field( int,           cpu	) | 
|  | 944 | __field( unsigned long, util	) | 
|  | 945 | __field(long,           margin	) | 
|  | 946 | ), | 
|  | 947 |  | 
|  | 948 | TP_fast_assign( | 
|  | 949 | __entry->cpu    = cpu; | 
|  | 950 | __entry->util   = util; | 
|  | 951 | __entry->margin = margin; | 
|  | 952 | ), | 
|  | 953 |  | 
|  | 954 | TP_printk("cpu=%d util=%lu margin=%ld", | 
|  | 955 | __entry->cpu, | 
|  | 956 | __entry->util, | 
|  | 957 | __entry->margin) | 
|  | 958 | ); | 
|  | 959 |  | 
|  | 960 | /* | 
|  | 961 | * Tracepoint for schedtune_tasks_update | 
|  | 962 | */ | 
|  | 963 | TRACE_EVENT(sched_tune_tasks_update, | 
|  | 964 |  | 
|  | 965 | TP_PROTO(struct task_struct *tsk, int cpu, int tasks, int idx, | 
|  | 966 | int boost, int max_boost, u64 group_ts), | 
|  | 967 |  | 
|  | 968 | TP_ARGS(tsk, cpu, tasks, idx, boost, max_boost, group_ts), | 
|  | 969 |  | 
|  | 970 | TP_STRUCT__entry( | 
|  | 971 | __array( char,  comm,   TASK_COMM_LEN   ) | 
|  | 972 | __field( pid_t,         pid             ) | 
|  | 973 | __field( int,           cpu             ) | 
|  | 974 | __field( int,           tasks           ) | 
|  | 975 | __field( int,           idx             ) | 
|  | 976 | __field( int,           boost           ) | 
|  | 977 | __field( int,           max_boost       ) | 
|  | 978 | __field( u64,		group_ts	) | 
|  | 979 | ), | 
|  | 980 |  | 
|  | 981 | TP_fast_assign( | 
|  | 982 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 983 | __entry->pid            = tsk->pid; | 
|  | 984 | __entry->cpu            = cpu; | 
|  | 985 | __entry->tasks          = tasks; | 
|  | 986 | __entry->idx            = idx; | 
|  | 987 | __entry->boost          = boost; | 
|  | 988 | __entry->max_boost      = max_boost; | 
|  | 989 | __entry->group_ts	= group_ts; | 
|  | 990 | ), | 
|  | 991 |  | 
|  | 992 | TP_printk("pid=%d comm=%s " | 
|  | 993 | "cpu=%d tasks=%d idx=%d boost=%d max_boost=%d timeout=%llu", | 
|  | 994 | __entry->pid, __entry->comm, | 
|  | 995 | __entry->cpu, __entry->tasks, __entry->idx, | 
|  | 996 | __entry->boost, __entry->max_boost, | 
|  | 997 | __entry->group_ts) | 
|  | 998 | ); | 
|  | 999 |  | 
|  | 1000 | /* | 
|  | 1001 | * Tracepoint for schedtune_boostgroup_update | 
|  | 1002 | */ | 
|  | 1003 | TRACE_EVENT(sched_tune_boostgroup_update, | 
|  | 1004 |  | 
|  | 1005 | TP_PROTO(int cpu, int variation, int max_boost), | 
|  | 1006 |  | 
|  | 1007 | TP_ARGS(cpu, variation, max_boost), | 
|  | 1008 |  | 
|  | 1009 | TP_STRUCT__entry( | 
|  | 1010 | __field( int,   cpu		) | 
|  | 1011 | __field( int,   variation	) | 
|  | 1012 | __field( int,   max_boost	) | 
|  | 1013 | ), | 
|  | 1014 |  | 
|  | 1015 | TP_fast_assign( | 
|  | 1016 | __entry->cpu            = cpu; | 
|  | 1017 | __entry->variation      = variation; | 
|  | 1018 | __entry->max_boost      = max_boost; | 
|  | 1019 | ), | 
|  | 1020 |  | 
|  | 1021 | TP_printk("cpu=%d variation=%d max_boost=%d", | 
|  | 1022 | __entry->cpu, __entry->variation, __entry->max_boost) | 
|  | 1023 | ); | 
|  | 1024 |  | 
|  | 1025 | /* | 
|  | 1026 | * Tracepoint for accounting task boosted utilization | 
|  | 1027 | */ | 
|  | 1028 | TRACE_EVENT(sched_boost_task, | 
|  | 1029 |  | 
|  | 1030 | TP_PROTO(struct task_struct *tsk, unsigned long util, long margin), | 
|  | 1031 |  | 
|  | 1032 | TP_ARGS(tsk, util, margin), | 
|  | 1033 |  | 
|  | 1034 | TP_STRUCT__entry( | 
|  | 1035 | __array( char,  comm,   TASK_COMM_LEN	) | 
|  | 1036 | __field( pid_t,         pid		) | 
|  | 1037 | __field( unsigned long, util		) | 
|  | 1038 | __field( long,          margin		) | 
|  | 1039 |  | 
|  | 1040 | ), | 
|  | 1041 |  | 
|  | 1042 | TP_fast_assign( | 
|  | 1043 | memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); | 
|  | 1044 | __entry->pid    = tsk->pid; | 
|  | 1045 | __entry->util   = util; | 
|  | 1046 | __entry->margin = margin; | 
|  | 1047 | ), | 
|  | 1048 |  | 
|  | 1049 | TP_printk("comm=%s pid=%d util=%lu margin=%ld", | 
|  | 1050 | __entry->comm, __entry->pid, | 
|  | 1051 | __entry->util, | 
|  | 1052 | __entry->margin) | 
|  | 1053 | ); | 
|  | 1054 |  | 
|  | 1055 | /* | 
|  | 1056 | * Tracepoint for system overutilized flag | 
|  | 1057 | */ | 
|  | 1058 | TRACE_EVENT(sched_overutilized, | 
|  | 1059 |  | 
|  | 1060 | TP_PROTO(int overutilized), | 
|  | 1061 |  | 
|  | 1062 | TP_ARGS(overutilized), | 
|  | 1063 |  | 
|  | 1064 | TP_STRUCT__entry( | 
|  | 1065 | __field( int,  overutilized    ) | 
|  | 1066 | ), | 
|  | 1067 |  | 
|  | 1068 | TP_fast_assign( | 
|  | 1069 | __entry->overutilized   = overutilized; | 
|  | 1070 | ), | 
|  | 1071 |  | 
|  | 1072 | TP_printk("overutilized=%d", | 
|  | 1073 | __entry->overutilized) | 
|  | 1074 | ); | 
|  | 1075 |  | 
|  | 1076 | #endif /* CONFIG_SMP */ | 
|  | 1077 | #endif /* _TRACE_SCHED_H */ | 
|  | 1078 |  | 
|  | 1079 | /* This part must be outside protection */ | 
|  | 1080 | #include <trace/define_trace.h> |