include/trace/events/vmscan.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM vmscan
   3
   4 #if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_VMSCAN_H
   6
   7 #include <linux/types.h>
   8 #include <linux/tracepoint.h>
   9 #include <linux/mm.h>
  10 #include <linux/memcontrol.h>
  11 #include "gfpflags.h"
  12
  13 #define RECLAIM_WB_ANON         0x0001u
  14 #define RECLAIM_WB_FILE         0x0002u
  15 #define RECLAIM_WB_MIXED        0x0010u
  16 #define RECLAIM_WB_SYNC         0x0004u
  17 #define RECLAIM_WB_ASYNC        0x0008u
  18
  19 #define show_reclaim_flags(flags)                               \
  20         (flags) ? __print_flags(flags, "|",                     \
  21                 {RECLAIM_WB_ANON,       "RECLAIM_WB_ANON"},     \
  22                 {RECLAIM_WB_FILE,       "RECLAIM_WB_FILE"},     \
  23                 {RECLAIM_WB_MIXED,      "RECLAIM_WB_MIXED"},    \
  24                 {RECLAIM_WB_SYNC,       "RECLAIM_WB_SYNC"},     \
  25                 {RECLAIM_WB_ASYNC,      "RECLAIM_WB_ASYNC"}     \
  26                 ) : "RECLAIM_WB_NONE"
  27
  28 #define trace_reclaim_flags(page, sync) ( \
  29         (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
  30         (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC)   \
  31         )
  32
  33 #define trace_shrink_flags(file, sync) ( \
  34         (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_MIXED : \
  35                         (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON)) |  \
  36         (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \
  37         )
  38
  39 TRACE_EVENT(mm_vmscan_kswapd_sleep,
  40
  41         TP_PROTO(int nid),
  42
  43         TP_ARGS(nid),
  44
  45         TP_STRUCT__entry(
  46                 __field(        int,    nid     )
  47         ),
  48
  49         TP_fast_assign(
  50                 __entry->nid    = nid;
  51         ),
  52
  53         TP_printk("nid=%d", __entry->nid)
  54 );
  55
  56 TRACE_EVENT(mm_vmscan_kswapd_wake,
  57
  58         TP_PROTO(int nid, int order),
  59
  60         TP_ARGS(nid, order),
  61
  62         TP_STRUCT__entry(
  63                 __field(        int,    nid     )
  64                 __field(        int,    order   )
  65         ),
  66
  67         TP_fast_assign(
  68                 __entry->nid    = nid;
  69                 __entry->order  = order;
  70         ),
  71
  72         TP_printk("nid=%d order=%d", __entry->nid, __entry->order)
  73 );
  74
  75 TRACE_EVENT(mm_vmscan_wakeup_kswapd,
  76
  77         TP_PROTO(int nid, int zid, int order),
  78
  79         TP_ARGS(nid, zid, order),
  80
  81         TP_STRUCT__entry(
  82                 __field(        int,            nid     )
  83                 __field(        int,            zid     )
  84                 __field(        int,            order   )
  85         ),
  86
  87         TP_fast_assign(
  88                 __entry->nid            = nid;
  89                 __entry->zid            = zid;
  90                 __entry->order          = order;
  91         ),
  92
  93         TP_printk("nid=%d zid=%d order=%d",
  94                 __entry->nid,
  95                 __entry->zid,
  96                 __entry->order)
  97 );
  98
  99 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
 100
 101         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 102
 103         TP_ARGS(order, may_writepage, gfp_flags),
 104
 105         TP_STRUCT__entry(
 106                 __field(        int,    order           )
 107                 __field(        int,    may_writepage   )
 108                 __field(        gfp_t,  gfp_flags       )
 109         ),
 110
 111         TP_fast_assign(
 112                 __entry->order          = order;
 113                 __entry->may_writepage  = may_writepage;
 114                 __entry->gfp_flags      = gfp_flags;
 115         ),
 116
 117         TP_printk("order=%d may_writepage=%d gfp_flags=%s",
 118                 __entry->order,
 119                 __entry->may_writepage,
 120                 show_gfp_flags(__entry->gfp_flags))
 121 );
 122
 123 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
 124
 125         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 126
 127         TP_ARGS(order, may_writepage, gfp_flags)
 128 );
 129
 130 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
 131
 132         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 133
 134         TP_ARGS(order, may_writepage, gfp_flags)
 135 );
 136
 137 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
 138
 139         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 140
 141         TP_ARGS(order, may_writepage, gfp_flags)
 142 );
 143
 144 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
 145
 146         TP_PROTO(unsigned long nr_reclaimed),
 147
 148         TP_ARGS(nr_reclaimed),
 149
 150         TP_STRUCT__entry(
 151                 __field(        unsigned long,  nr_reclaimed    )
 152         ),
 153
 154         TP_fast_assign(
 155                 __entry->nr_reclaimed   = nr_reclaimed;
 156         ),
 157
 158         TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
 159 );
 160
 161 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
 162
 163         TP_PROTO(unsigned long nr_reclaimed),
 164
 165         TP_ARGS(nr_reclaimed)
 166 );
 167
 168 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
 169
 170         TP_PROTO(unsigned long nr_reclaimed),
 171
 172         TP_ARGS(nr_reclaimed)
 173 );
 174
 175 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
 176
 177         TP_PROTO(unsigned long nr_reclaimed),
 178
 179         TP_ARGS(nr_reclaimed)
 180 );
 181
 182
 183 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
 184
 185         TP_PROTO(int order,
 186                 unsigned long nr_requested,
 187                 unsigned long nr_scanned,
 188                 unsigned long nr_taken,
 189                 unsigned long nr_lumpy_taken,
 190                 unsigned long nr_lumpy_dirty,
 191                 unsigned long nr_lumpy_failed,
 192                 int isolate_mode),
 193
 194         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode),
 195
 196         TP_STRUCT__entry(
 197                 __field(int, order)
 198                 __field(unsigned long, nr_requested)
 199                 __field(unsigned long, nr_scanned)
 200                 __field(unsigned long, nr_taken)
 201                 __field(unsigned long, nr_lumpy_taken)
 202                 __field(unsigned long, nr_lumpy_dirty)
 203                 __field(unsigned long, nr_lumpy_failed)
 204                 __field(int, isolate_mode)
 205         ),
 206
 207         TP_fast_assign(
 208                 __entry->order = order;
 209                 __entry->nr_requested = nr_requested;
 210                 __entry->nr_scanned = nr_scanned;
 211                 __entry->nr_taken = nr_taken;
 212                 __entry->nr_lumpy_taken = nr_lumpy_taken;
 213                 __entry->nr_lumpy_dirty = nr_lumpy_dirty;
 214                 __entry->nr_lumpy_failed = nr_lumpy_failed;
 215                 __entry->isolate_mode = isolate_mode;
 216         ),
 217
 218         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",
 219                 __entry->isolate_mode,
 220                 __entry->order,
 221                 __entry->nr_requested,
 222                 __entry->nr_scanned,
 223                 __entry->nr_taken,
 224                 __entry->nr_lumpy_taken,
 225                 __entry->nr_lumpy_dirty,
 226                 __entry->nr_lumpy_failed)
 227 );
 228
 229 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
 230
 231         TP_PROTO(int order,
 232                 unsigned long nr_requested,
 233                 unsigned long nr_scanned,
 234                 unsigned long nr_taken,
 235                 unsigned long nr_lumpy_taken,
 236                 unsigned long nr_lumpy_dirty,
 237                 unsigned long nr_lumpy_failed,
 238                 int isolate_mode),
 239
 240         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
 241
 242 );
 243
 244 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate,
 245
 246         TP_PROTO(int order,
 247                 unsigned long nr_requested,
 248                 unsigned long nr_scanned,
 249                 unsigned long nr_taken,
 250                 unsigned long nr_lumpy_taken,
 251                 unsigned long nr_lumpy_dirty,
 252                 unsigned long nr_lumpy_failed,
 253                 int isolate_mode),
 254
 255         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
 256
 257 );
 258
 259 TRACE_EVENT(mm_vmscan_writepage,
 260
 261         TP_PROTO(struct page *page,
 262                 int reclaim_flags),
 263
 264         TP_ARGS(page, reclaim_flags),
 265
 266         TP_STRUCT__entry(
 267                 __field(struct page *, page)
 268                 __field(int, reclaim_flags)
 269         ),
 270
 271         TP_fast_assign(
 272                 __entry->page = page;
 273                 __entry->reclaim_flags = reclaim_flags;
 274         ),
 275
 276         TP_printk("page=%p pfn=%lu flags=%s",
 277                 __entry->page,
 278                 page_to_pfn(__entry->page),
 279                 show_reclaim_flags(__entry->reclaim_flags))
 280 );
 281
 282 TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
 283
 284         TP_PROTO(int nid, int zid,
 285                         unsigned long nr_scanned, unsigned long nr_reclaimed,
 286                         int priority, int reclaim_flags),
 287
 288         TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags),
 289
 290         TP_STRUCT__entry(
 291                 __field(int, nid)
 292                 __field(int, zid)
 293                 __field(unsigned long, nr_scanned)
 294                 __field(unsigned long, nr_reclaimed)
 295                 __field(int, priority)
 296                 __field(int, reclaim_flags)
 297         ),
 298
 299         TP_fast_assign(
 300                 __entry->nid = nid;
 301                 __entry->zid = zid;
 302                 __entry->nr_scanned = nr_scanned;
 303                 __entry->nr_reclaimed = nr_reclaimed;
 304                 __entry->priority = priority;
 305                 __entry->reclaim_flags = reclaim_flags;
 306         ),
 307
 308         TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s",
 309                 __entry->nid, __entry->zid,
 310                 __entry->nr_scanned, __entry->nr_reclaimed,
 311                 __entry->priority,
 312                 show_reclaim_flags(__entry->reclaim_flags))
 313 );
 314
 315 TRACE_EVENT(replace_swap_token,
 316         TP_PROTO(struct mm_struct *old_mm,
 317                  struct mm_struct *new_mm),
 318
 319         TP_ARGS(old_mm, new_mm),
 320
 321         TP_STRUCT__entry(
 322                 __field(struct mm_struct*,      old_mm)
 323                 __field(unsigned int,           old_prio)
 324                 __field(struct mm_struct*,      new_mm)
 325                 __field(unsigned int,           new_prio)
 326         ),
 327
 328         TP_fast_assign(
 329                 __entry->old_mm   = old_mm;
 330                 __entry->old_prio = old_mm ? old_mm->token_priority : 0;
 331                 __entry->new_mm   = new_mm;
 332                 __entry->new_prio = new_mm->token_priority;
 333         ),
 334
 335         TP_printk("old_token_mm=%p old_prio=%u new_token_mm=%p new_prio=%u",
 336                   __entry->old_mm, __entry->old_prio,
 337                   __entry->new_mm, __entry->new_prio)
 338 );
 339
 340 DECLARE_EVENT_CLASS(put_swap_token_template,
 341         TP_PROTO(struct mm_struct *swap_token_mm),
 342
 343         TP_ARGS(swap_token_mm),
 344
 345         TP_STRUCT__entry(
 346                 __field(struct mm_struct*, swap_token_mm)
 347         ),
 348
 349         TP_fast_assign(
 350                 __entry->swap_token_mm = swap_token_mm;
 351         ),
 352
 353         TP_printk("token_mm=%p", __entry->swap_token_mm)
 354 );
 355
 356 DEFINE_EVENT(put_swap_token_template, put_swap_token,
 357         TP_PROTO(struct mm_struct *swap_token_mm),
 358         TP_ARGS(swap_token_mm)
 359 );
 360
 361 DEFINE_EVENT_CONDITION(put_swap_token_template, disable_swap_token,
 362         TP_PROTO(struct mm_struct *swap_token_mm),
 363         TP_ARGS(swap_token_mm),
 364         TP_CONDITION(swap_token_mm != NULL)
 365 );
 366
 367 TRACE_EVENT_CONDITION(update_swap_token_priority,
 368         TP_PROTO(struct mm_struct *mm,
 369                  unsigned int old_prio,
 370                  struct mm_struct *swap_token_mm),
 371
 372         TP_ARGS(mm, old_prio, swap_token_mm),
 373
 374         TP_CONDITION(mm->token_priority != old_prio),
 375
 376         TP_STRUCT__entry(
 377                 __field(struct mm_struct*, mm)
 378                 __field(unsigned int, old_prio)
 379                 __field(unsigned int, new_prio)
 380                 __field(struct mm_struct*, swap_token_mm)
 381                 __field(unsigned int, swap_token_prio)
 382         ),
 383
 384         TP_fast_assign(
 385                 __entry->mm             = mm;
 386                 __entry->old_prio       = old_prio;
 387                 __entry->new_prio       = mm->token_priority;
 388                 __entry->swap_token_mm  = swap_token_mm;
 389                 __entry->swap_token_prio = swap_token_mm ? swap_token_mm->token_priority : 0;
 390         ),
 391
 392         TP_printk("mm=%p old_prio=%u new_prio=%u swap_token_mm=%p token_prio=%u",
 393                   __entry->mm, __entry->old_prio, __entry->new_prio,
 394                   __entry->swap_token_mm, __entry->swap_token_prio)
 395 );
 396
 397 #endif /* _TRACE_VMSCAN_H */
 398
 399 /* This part must be outside protection */
 400 #include <trace/define_trace.h>