instrumentation/events/lttng-module/mm_vmscan.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM mm_vmscan
   3
   4 #if !defined(LTTNG_TRACE_MM_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_MM_VMSCAN_H
   6
   7 #include "../../../probes/lttng-tracepoint-event.h"
   8 #include <linux/types.h>
   9 #include <linux/mm.h>
  10 #include <linux/memcontrol.h>
  11 #include <trace/events/gfpflags.h>
  12 #include <linux/version.h>
  13
  14 #ifndef _TRACE_VMSCAN_DEF
  15 #define _TRACE_VMSCAN_DEF
  16 #define RECLAIM_WB_ANON         0x0001u
  17 #define RECLAIM_WB_FILE         0x0002u
  18 #define RECLAIM_WB_MIXED        0x0010u
  19 #define RECLAIM_WB_SYNC         0x0004u /* Unused, all reclaim async */
  20 #define RECLAIM_WB_ASYNC        0x0008u
  21
  22 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
  23 #define show_reclaim_flags(flags)                               \
  24         (flags) ? __print_flags(flags, "|",                     \
  25                 {RECLAIM_WB_ANON,       "RECLAIM_WB_ANON"},     \
  26                 {RECLAIM_WB_FILE,       "RECLAIM_WB_FILE"},     \
  27                 {RECLAIM_WB_MIXED,      "RECLAIM_WB_MIXED"},    \
  28                 {RECLAIM_WB_SYNC,       "RECLAIM_WB_SYNC"},     \
  29                 {RECLAIM_WB_ASYNC,      "RECLAIM_WB_ASYNC"}     \
  30                 ) : "RECLAIM_WB_NONE"
  31 #else
  32 #define show_reclaim_flags(flags)                               \
  33         (flags) ? __print_flags(flags, "|",                     \
  34                 {RECLAIM_WB_ANON,       "RECLAIM_WB_ANON"},     \
  35                 {RECLAIM_WB_FILE,       "RECLAIM_WB_FILE"},     \
  36                 {RECLAIM_WB_SYNC,       "RECLAIM_WB_SYNC"},     \
  37                 {RECLAIM_WB_ASYNC,      "RECLAIM_WB_ASYNC"}     \
  38                 ) : "RECLAIM_WB_NONE"
  39 #endif
  40
  41 #if ((LINUX_VERSION_CODE <= KERNEL_VERSION(3,0,38)) || \
  42         LTTNG_KERNEL_RANGE(3,1,0, 3,2,0))
  43 typedef int isolate_mode_t;
  44 #endif
  45
  46 #endif
  47
  48 LTTNG_TRACEPOINT_EVENT(mm_vmscan_kswapd_sleep,
  49
  50         TP_PROTO(int nid),
  51
  52         TP_ARGS(nid),
  53
  54         TP_STRUCT__entry(
  55                 __field(        int,    nid     )
  56         ),
  57
  58         TP_fast_assign(
  59                 tp_assign(nid, nid)
  60         ),
  61
  62         TP_printk("nid=%d", __entry->nid)
  63 )
  64
  65 LTTNG_TRACEPOINT_EVENT(mm_vmscan_kswapd_wake,
  66
  67         TP_PROTO(int nid, int order),
  68
  69         TP_ARGS(nid, order),
  70
  71         TP_STRUCT__entry(
  72                 __field(        int,    nid     )
  73                 __field(        int,    order   )
  74         ),
  75
  76         TP_fast_assign(
  77                 tp_assign(nid, nid)
  78                 tp_assign(order, order)
  79         ),
  80
  81         TP_printk("nid=%d order=%d", __entry->nid, __entry->order)
  82 )
  83
  84 LTTNG_TRACEPOINT_EVENT(mm_vmscan_wakeup_kswapd,
  85
  86         TP_PROTO(int nid, int zid, int order),
  87
  88         TP_ARGS(nid, zid, order),
  89
  90         TP_STRUCT__entry(
  91                 __field(        int,            nid     )
  92                 __field(        int,            zid     )
  93                 __field(        int,            order   )
  94         ),
  95
  96         TP_fast_assign(
  97                 tp_assign(nid, nid)
  98                 tp_assign(zid, zid)
  99                 tp_assign(order, order)
 100         ),
 101
 102         TP_printk("nid=%d zid=%d order=%d",
 103                 __entry->nid,
 104                 __entry->zid,
 105                 __entry->order)
 106 )
 107
 108 LTTNG_TRACEPOINT_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
 109
 110         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 111
 112         TP_ARGS(order, may_writepage, gfp_flags),
 113
 114         TP_STRUCT__entry(
 115                 __field(        int,    order           )
 116                 __field(        int,    may_writepage   )
 117                 __field(        gfp_t,  gfp_flags       )
 118         ),
 119
 120         TP_fast_assign(
 121                 tp_assign(order, order)
 122                 tp_assign(may_writepage, may_writepage)
 123                 tp_assign(gfp_flags, gfp_flags)
 124         ),
 125
 126         TP_printk("order=%d may_writepage=%d gfp_flags=%s",
 127                 __entry->order,
 128                 __entry->may_writepage,
 129                 show_gfp_flags(__entry->gfp_flags))
 130 )
 131
 132 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
 133
 134         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 135
 136         TP_ARGS(order, may_writepage, gfp_flags)
 137 )
 138
 139 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
 140
 141         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 142
 143         TP_ARGS(order, may_writepage, gfp_flags)
 144 )
 145
 146 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
 147
 148         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 149
 150         TP_ARGS(order, may_writepage, gfp_flags)
 151 )
 152
 153 LTTNG_TRACEPOINT_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
 154
 155         TP_PROTO(unsigned long nr_reclaimed),
 156
 157         TP_ARGS(nr_reclaimed),
 158
 159         TP_STRUCT__entry(
 160                 __field(        unsigned long,  nr_reclaimed    )
 161         ),
 162
 163         TP_fast_assign(
 164                 tp_assign(nr_reclaimed, nr_reclaimed)
 165         ),
 166
 167         TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
 168 )
 169
 170 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
 171
 172         TP_PROTO(unsigned long nr_reclaimed),
 173
 174         TP_ARGS(nr_reclaimed)
 175 )
 176
 177 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
 178
 179         TP_PROTO(unsigned long nr_reclaimed),
 180
 181         TP_ARGS(nr_reclaimed)
 182 )
 183
 184 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
 185
 186         TP_PROTO(unsigned long nr_reclaimed),
 187
 188         TP_ARGS(nr_reclaimed)
 189 )
 190
 191 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0))
 192 LTTNG_TRACEPOINT_EVENT_MAP(mm_shrink_slab_start,
 193
 194         mm_vmscan_shrink_slab_start,
 195
 196         TP_PROTO(struct shrinker *shr, struct shrink_control *sc,
 197                 long nr_objects_to_shrink, unsigned long pgs_scanned,
 198                 unsigned long lru_pgs, unsigned long cache_items,
 199                 unsigned long long delta, unsigned long total_scan),
 200
 201         TP_ARGS(shr, sc, nr_objects_to_shrink, pgs_scanned, lru_pgs,
 202                 cache_items, delta, total_scan),
 203
 204         TP_STRUCT__entry(
 205                 __field(struct shrinker *, shr)
 206                 __field(void *, shrink)
 207                 __field(long, nr_objects_to_shrink)
 208                 __field(gfp_t, gfp_flags)
 209                 __field(unsigned long, pgs_scanned)
 210                 __field(unsigned long, lru_pgs)
 211                 __field(unsigned long, cache_items)
 212                 __field(unsigned long long, delta)
 213                 __field(unsigned long, total_scan)
 214         ),
 215
 216         TP_fast_assign(
 217                 tp_assign(shr,shr)
 218 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
 219                 tp_assign(shrink, shr->scan_objects)
 220 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 221                 tp_assign(shrink, shr->shrink)
 222 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 223                 tp_assign(nr_objects_to_shrink, nr_objects_to_shrink)
 224                 tp_assign(gfp_flags, sc->gfp_mask)
 225                 tp_assign(pgs_scanned, pgs_scanned)
 226                 tp_assign(lru_pgs, lru_pgs)
 227                 tp_assign(cache_items, cache_items)
 228                 tp_assign(delta, delta)
 229                 tp_assign(total_scan, total_scan)
 230         ),
 231
 232         TP_printk("%pF %p: objects to shrink %ld gfp_flags %s pgs_scanned %ld lru_pgs %ld cache items %ld delta %lld total_scan %ld",
 233                 __entry->shrink,
 234                 __entry->shr,
 235                 __entry->nr_objects_to_shrink,
 236                 show_gfp_flags(__entry->gfp_flags),
 237                 __entry->pgs_scanned,
 238                 __entry->lru_pgs,
 239                 __entry->cache_items,
 240                 __entry->delta,
 241                 __entry->total_scan)
 242 )
 243
 244 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0))
 245 LTTNG_TRACEPOINT_EVENT_MAP(mm_shrink_slab_end,
 246
 247         mm_vmscan_shrink_slab_end,
 248
 249         TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval,
 250                 long unused_scan_cnt, long new_scan_cnt, long total_scan),
 251
 252         TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt,
 253                 total_scan),
 254
 255         TP_STRUCT__entry(
 256                 __field(struct shrinker *, shr)
 257                 __field(int, nid)
 258                 __field(void *, shrink)
 259                 __field(long, unused_scan)
 260                 __field(long, new_scan)
 261                 __field(int, retval)
 262                 __field(long, total_scan)
 263         ),
 264
 265         TP_fast_assign(
 266                 tp_assign(shr, shr)
 267                 tp_assign(nid, nid)
 268                 tp_assign(shrink, shr->scan_objects)
 269                 tp_assign(unused_scan, unused_scan_cnt)
 270                 tp_assign(new_scan, new_scan_cnt)
 271                 tp_assign(retval, shrinker_retval)
 272                 tp_assign(total_scan, total_scan)
 273         ),
 274
 275         TP_printk("%pF %p: nid %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
 276                 __entry->shrink,
 277                 __entry->shr,
 278                 __entry->nid,
 279                 __entry->unused_scan,
 280                 __entry->new_scan,
 281                 __entry->total_scan,
 282                 __entry->retval)
 283 )
 284 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
 285 LTTNG_TRACEPOINT_EVENT_MAP(mm_shrink_slab_end,
 286
 287         mm_vmscan_shrink_slab_end,
 288
 289         TP_PROTO(struct shrinker *shr, int shrinker_retval,
 290                 long unused_scan_cnt, long new_scan_cnt),
 291
 292         TP_ARGS(shr, shrinker_retval, unused_scan_cnt, new_scan_cnt),
 293
 294         TP_STRUCT__entry(
 295                 __field(struct shrinker *, shr)
 296                 __field(void *, shrink)
 297                 __field(long, unused_scan)
 298                 __field(long, new_scan)
 299                 __field(int, retval)
 300                 __field(long, total_scan)
 301         ),
 302
 303         TP_fast_assign(
 304                 tp_assign(shr, shr)
 305 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
 306                 tp_assign(shrink, shr->scan_objects)
 307 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 308                 tp_assign(shrink, shr->shrink)
 309 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 310                 tp_assign(unused_scan, unused_scan_cnt)
 311                 tp_assign(new_scan, new_scan_cnt)
 312                 tp_assign(retval, shrinker_retval)
 313                 tp_assign(total_scan, new_scan_cnt - unused_scan_cnt)
 314         ),
 315
 316         TP_printk("%pF %p: unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
 317                 __entry->shrink,
 318                 __entry->shr,
 319                 __entry->unused_scan,
 320                 __entry->new_scan,
 321                 __entry->total_scan,
 322                 __entry->retval)
 323 )
 324 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)) */
 325 #endif
 326
 327 LTTNG_TRACEPOINT_EVENT_CLASS(mm_vmscan_lru_isolate_template,
 328
 329         TP_PROTO(int order,
 330                 unsigned long nr_requested,
 331                 unsigned long nr_scanned,
 332                 unsigned long nr_taken,
 333 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 334                 unsigned long nr_lumpy_taken,
 335                 unsigned long nr_lumpy_dirty,
 336                 unsigned long nr_lumpy_failed,
 337 #endif
 338 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 339                 isolate_mode_t isolate_mode
 340 #else
 341                 isolate_mode_t isolate_mode,
 342                 int file
 343 #endif
 344         ),
 345
 346         TP_ARGS(order, nr_requested, nr_scanned, nr_taken,
 347 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 348                 nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed,
 349 #endif
 350 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 351                 isolate_mode
 352 #else
 353                 isolate_mode, file
 354 #endif
 355         ),
 356
 357
 358         TP_STRUCT__entry(
 359                 __field(int, order)
 360                 __field(unsigned long, nr_requested)
 361                 __field(unsigned long, nr_scanned)
 362                 __field(unsigned long, nr_taken)
 363 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 364                 __field(unsigned long, nr_lumpy_taken)
 365                 __field(unsigned long, nr_lumpy_dirty)
 366                 __field(unsigned long, nr_lumpy_failed)
 367 #endif
 368                 __field(isolate_mode_t, isolate_mode)
 369 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 370                 __field(int, file)
 371 #endif
 372         ),
 373
 374         TP_fast_assign(
 375                 tp_assign(order, order)
 376                 tp_assign(nr_requested, nr_requested)
 377                 tp_assign(nr_scanned, nr_scanned)
 378                 tp_assign(nr_taken, nr_taken)
 379 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 380                 tp_assign(nr_lumpy_taken, nr_lumpy_taken)
 381                 tp_assign(nr_lumpy_dirty, nr_lumpy_dirty)
 382                 tp_assign(nr_lumpy_failed, nr_lumpy_failed)
 383 #endif
 384                 tp_assign(isolate_mode, isolate_mode)
 385 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 386                 tp_assign(file, file)
 387 #endif
 388         ),
 389
 390 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 391         TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu contig_taken=%lu contig_dirty=%lu contig_failed=%lu",
 392                 __entry->isolate_mode,
 393                 __entry->order,
 394                 __entry->nr_requested,
 395                 __entry->nr_scanned,
 396                 __entry->nr_taken,
 397                 __entry->nr_lumpy_taken,
 398                 __entry->nr_lumpy_dirty,
 399                 __entry->nr_lumpy_failed)
 400 #elif (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 401         TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu contig_taken=%lu contig_dirty=%lu contig_failed=%lu file=%d",
 402                 __entry->isolate_mode,
 403                 __entry->order,
 404                 __entry->nr_requested,
 405                 __entry->nr_scanned,
 406                 __entry->nr_taken,
 407                 __entry->nr_lumpy_taken,
 408                 __entry->nr_lumpy_dirty,
 409                 __entry->nr_lumpy_failed,
 410                 __entry->file)
 411 #else
 412         TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu file=%d",
 413                 __entry->isolate_mode,
 414                 __entry->order,
 415                 __entry->nr_requested,
 416                 __entry->nr_scanned,
 417                 __entry->nr_taken,
 418                 __entry->file)
 419 #endif
 420 )
 421
 422 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
 423
 424         TP_PROTO(int order,
 425                 unsigned long nr_requested,
 426                 unsigned long nr_scanned,
 427                 unsigned long nr_taken,
 428 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 429                 unsigned long nr_lumpy_taken,
 430                 unsigned long nr_lumpy_dirty,
 431                 unsigned long nr_lumpy_failed,
 432 #endif
 433 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 434                 isolate_mode_t isolate_mode
 435 #else
 436                 isolate_mode_t isolate_mode,
 437                 int file
 438 #endif
 439         ),
 440
 441         TP_ARGS(order, nr_requested, nr_scanned, nr_taken,
 442 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 443                 nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed,
 444 #endif
 445 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 446                 isolate_mode
 447 #else
 448                 isolate_mode, file
 449 #endif
 450         )
 451
 452 )
 453
 454 LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate,
 455
 456         TP_PROTO(int order,
 457                 unsigned long nr_requested,
 458                 unsigned long nr_scanned,
 459                 unsigned long nr_taken,
 460 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 461                 unsigned long nr_lumpy_taken,
 462                 unsigned long nr_lumpy_dirty,
 463                 unsigned long nr_lumpy_failed,
 464 #endif
 465 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 466                 isolate_mode_t isolate_mode
 467 #else
 468                 isolate_mode_t isolate_mode,
 469                 int file
 470 #endif
 471         ),
 472
 473         TP_ARGS(order, nr_requested, nr_scanned, nr_taken,
 474 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 475                 nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed,
 476 #endif
 477 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,3,0))
 478                 isolate_mode
 479 #else
 480                 isolate_mode, file
 481 #endif
 482         )
 483 )
 484
 485 LTTNG_TRACEPOINT_EVENT(mm_vmscan_writepage,
 486
 487         TP_PROTO(struct page *page,
 488                 int reclaim_flags),
 489
 490         TP_ARGS(page, reclaim_flags),
 491
 492         TP_STRUCT__entry(
 493                 __field(struct page *, page)
 494                 __field(int, reclaim_flags)
 495         ),
 496
 497         TP_fast_assign(
 498                 tp_assign(page, page)
 499                 tp_assign(reclaim_flags, reclaim_flags)
 500         ),
 501
 502         TP_printk("page=%p pfn=%lu flags=%s",
 503                 __entry->page,
 504                 page_to_pfn(__entry->page),
 505                 show_reclaim_flags(__entry->reclaim_flags))
 506 )
 507
 508 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
 509 LTTNG_TRACEPOINT_EVENT(mm_vmscan_lru_shrink_inactive,
 510
 511         TP_PROTO(int nid, int zid,
 512                         unsigned long nr_scanned, unsigned long nr_reclaimed,
 513                         int priority, int reclaim_flags),
 514
 515         TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags),
 516
 517         TP_STRUCT__entry(
 518                 __field(int, nid)
 519                 __field(int, zid)
 520                 __field(unsigned long, nr_scanned)
 521                 __field(unsigned long, nr_reclaimed)
 522                 __field(int, priority)
 523                 __field(int, reclaim_flags)
 524         ),
 525
 526         TP_fast_assign(
 527                 tp_assign(nid, nid)
 528                 tp_assign(zid, zid)
 529                 tp_assign(nr_scanned, nr_scanned)
 530                 tp_assign(nr_reclaimed, nr_reclaimed)
 531                 tp_assign(priority, priority)
 532                 tp_assign(reclaim_flags, reclaim_flags)
 533         ),
 534
 535         TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s",
 536                 __entry->nid, __entry->zid,
 537                 __entry->nr_scanned, __entry->nr_reclaimed,
 538                 __entry->priority,
 539                 show_reclaim_flags(__entry->reclaim_flags))
 540 )
 541 #endif
 542
 543 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
 544 LTTNG_TRACEPOINT_EVENT_MAP(replace_swap_token,
 545
 546         mm_vmscan_replace_swap_token,
 547
 548         TP_PROTO(struct mm_struct *old_mm,
 549                  struct mm_struct *new_mm),
 550
 551         TP_ARGS(old_mm, new_mm),
 552
 553         TP_STRUCT__entry(
 554                 __field(struct mm_struct*,      old_mm)
 555                 __field(unsigned int,           old_prio)
 556                 __field(struct mm_struct*,      new_mm)
 557                 __field(unsigned int,           new_prio)
 558         ),
 559
 560         TP_fast_assign(
 561                 tp_assign(old_mm, old_mm)
 562                 tp_assign(old_prio, old_mm ? old_mm->token_priority : 0)
 563                 tp_assign(new_mm, new_mm)
 564                 tp_assign(new_prio, new_mm->token_priority)
 565         ),
 566
 567         TP_printk("old_token_mm=%p old_prio=%u new_token_mm=%p new_prio=%u",
 568                   __entry->old_mm, __entry->old_prio,
 569                   __entry->new_mm, __entry->new_prio)
 570 )
 571
 572 LTTNG_TRACEPOINT_EVENT_CLASS(mm_vmscan_put_swap_token_template,
 573         TP_PROTO(struct mm_struct *swap_token_mm),
 574
 575         TP_ARGS(swap_token_mm),
 576
 577         TP_STRUCT__entry(
 578                 __field(struct mm_struct*, swap_token_mm)
 579         ),
 580
 581         TP_fast_assign(
 582                 tp_assign(swap_token_mm, swap_token_mm)
 583         ),
 584
 585         TP_printk("token_mm=%p", __entry->swap_token_mm)
 586 )
 587
 588 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(mm_vmscan_put_swap_token_template, put_swap_token,
 589
 590         mm_vmscan_put_swap_token,
 591
 592         TP_PROTO(struct mm_struct *swap_token_mm),
 593         TP_ARGS(swap_token_mm)
 594 )
 595
 596 LTTNG_TRACEPOINT_EVENT_INSTANCE_CONDITION_MAP(mm_vmscan_put_swap_token_template, disable_swap_token,
 597
 598         mm_vmscan_disable_swap_token,
 599
 600         TP_PROTO(struct mm_struct *swap_token_mm),
 601         TP_ARGS(swap_token_mm),
 602         TP_CONDITION(swap_token_mm != NULL)
 603 )
 604
 605 LTTNG_TRACEPOINT_EVENT_CONDITION_MAP(update_swap_token_priority,
 606
 607         mm_vmscan_update_swap_token_priority,
 608
 609         TP_PROTO(struct mm_struct *mm,
 610                  unsigned int old_prio,
 611                  struct mm_struct *swap_token_mm),
 612
 613         TP_ARGS(mm, old_prio, swap_token_mm),
 614
 615         TP_CONDITION(mm->token_priority != old_prio),
 616
 617         TP_STRUCT__entry(
 618                 __field(struct mm_struct*, mm)
 619                 __field(unsigned int, old_prio)
 620                 __field(unsigned int, new_prio)
 621                 __field(struct mm_struct*, swap_token_mm)
 622                 __field(unsigned int, swap_token_prio)
 623         ),
 624
 625         TP_fast_assign(
 626                 tp_assign(mm, mm)
 627                 tp_assign(old_prio, old_prio)
 628                 tp_assign(new_prio, mm->token_priority)
 629                 tp_assign(swap_token_mm, swap_token_mm)
 630                 tp_assign(swap_token_prio, swap_token_mm ? swap_token_mm->token_priority : 0)
 631         ),
 632
 633         TP_printk("mm=%p old_prio=%u new_prio=%u swap_token_mm=%p token_prio=%u",
 634                   __entry->mm, __entry->old_prio, __entry->new_prio,
 635                   __entry->swap_token_mm, __entry->swap_token_prio)
 636 )
 637 #endif
 638
 639 #endif /* LTTNG_TRACE_MM_VMSCAN_H */
 640
 641 /* This part must be outside protection */
 642 #include "../../../probes/define_trace.h"