include/trace/events/compaction.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM compaction
   4
   5 #if !defined(_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_COMPACTION_H
   7
   8 #include <linux/types.h>
   9 #include <linux/list.h>
  10 #include <linux/tracepoint.h>
  11 #include <trace/events/mmflags.h>
  12
  13
  14 DECLARE_EVENT_CLASS(mm_compaction_isolate_template,
  15
  16         TP_PROTO(
  17                 unsigned long start_pfn,
  18                 unsigned long end_pfn,
  19                 unsigned long nr_scanned,
  20                 unsigned long nr_taken),
  21
  22         TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken),
  23
  24         TP_STRUCT__entry(
  25                 __field(unsigned long, start_pfn)
  26                 __field(unsigned long, end_pfn)
  27                 __field(unsigned long, nr_scanned)
  28                 __field(unsigned long, nr_taken)
  29         ),
  30
  31         TP_fast_assign(
  32                 __entry->start_pfn = start_pfn;
  33                 __entry->end_pfn = end_pfn;
  34                 __entry->nr_scanned = nr_scanned;
  35                 __entry->nr_taken = nr_taken;
  36         ),
  37
  38         TP_printk("range=(0x%lx ~ 0x%lx) nr_scanned=%lu nr_taken=%lu",
  39                 __entry->start_pfn,
  40                 __entry->end_pfn,
  41                 __entry->nr_scanned,
  42                 __entry->nr_taken)
  43 );
  44
  45 DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_migratepages,
  46
  47         TP_PROTO(
  48                 unsigned long start_pfn,
  49                 unsigned long end_pfn,
  50                 unsigned long nr_scanned,
  51                 unsigned long nr_taken),
  52
  53         TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
  54 );
  55
  56 DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages,
  57
  58         TP_PROTO(
  59                 unsigned long start_pfn,
  60                 unsigned long end_pfn,
  61                 unsigned long nr_scanned,
  62                 unsigned long nr_taken),
  63
  64         TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
  65 );
  66
  67 TRACE_EVENT(mm_compaction_migratepages,
  68
  69         TP_PROTO(unsigned long nr_all,
  70                 int migrate_rc,
  71                 struct list_head *migratepages),
  72
  73         TP_ARGS(nr_all, migrate_rc, migratepages),
  74
  75         TP_STRUCT__entry(
  76                 __field(unsigned long, nr_migrated)
  77                 __field(unsigned long, nr_failed)
  78         ),
  79
  80         TP_fast_assign(
  81                 unsigned long nr_failed = 0;
  82                 struct list_head *page_lru;
  83
  84                 /*
  85                  * migrate_pages() returns either a non-negative number
  86                  * with the number of pages that failed migration, or an
  87                  * error code, in which case we need to count the remaining
  88                  * pages manually
  89                  */
  90                 if (migrate_rc >= 0)
  91                         nr_failed = migrate_rc;
  92                 else
  93                         list_for_each(page_lru, migratepages)
  94                                 nr_failed++;
  95
  96                 __entry->nr_migrated = nr_all - nr_failed;
  97                 __entry->nr_failed = nr_failed;
  98         ),
  99
 100         TP_printk("nr_migrated=%lu nr_failed=%lu",
 101                 __entry->nr_migrated,
 102                 __entry->nr_failed)
 103 );
 104
 105 TRACE_EVENT(mm_compaction_begin,
 106         TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn,
 107                 unsigned long free_pfn, unsigned long zone_end, bool sync),
 108
 109         TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync),
 110
 111         TP_STRUCT__entry(
 112                 __field(unsigned long, zone_start)
 113                 __field(unsigned long, migrate_pfn)
 114                 __field(unsigned long, free_pfn)
 115                 __field(unsigned long, zone_end)
 116                 __field(bool, sync)
 117         ),
 118
 119         TP_fast_assign(
 120                 __entry->zone_start = zone_start;
 121                 __entry->migrate_pfn = migrate_pfn;
 122                 __entry->free_pfn = free_pfn;
 123                 __entry->zone_end = zone_end;
 124                 __entry->sync = sync;
 125         ),
 126
 127         TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s",
 128                 __entry->zone_start,
 129                 __entry->migrate_pfn,
 130                 __entry->free_pfn,
 131                 __entry->zone_end,
 132                 __entry->sync ? "sync" : "async")
 133 );
 134
 135 #ifdef CONFIG_COMPACTION
 136 TRACE_EVENT(mm_compaction_end,
 137         TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn,
 138                 unsigned long free_pfn, unsigned long zone_end, bool sync,
 139                 int status),
 140
 141         TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync, status),
 142
 143         TP_STRUCT__entry(
 144                 __field(unsigned long, zone_start)
 145                 __field(unsigned long, migrate_pfn)
 146                 __field(unsigned long, free_pfn)
 147                 __field(unsigned long, zone_end)
 148                 __field(bool, sync)
 149                 __field(int, status)
 150         ),
 151
 152         TP_fast_assign(
 153                 __entry->zone_start = zone_start;
 154                 __entry->migrate_pfn = migrate_pfn;
 155                 __entry->free_pfn = free_pfn;
 156                 __entry->zone_end = zone_end;
 157                 __entry->sync = sync;
 158                 __entry->status = status;
 159         ),
 160
 161         TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s status=%s",
 162                 __entry->zone_start,
 163                 __entry->migrate_pfn,
 164                 __entry->free_pfn,
 165                 __entry->zone_end,
 166                 __entry->sync ? "sync" : "async",
 167                 __print_symbolic(__entry->status, COMPACTION_STATUS))
 168 );
 169 #endif
 170
 171 TRACE_EVENT(mm_compaction_try_to_compact_pages,
 172
 173         TP_PROTO(
 174                 int order,
 175                 gfp_t gfp_mask,
 176                 int prio),
 177
 178         TP_ARGS(order, gfp_mask, prio),
 179
 180         TP_STRUCT__entry(
 181                 __field(int, order)
 182                 __field(gfp_t, gfp_mask)
 183                 __field(int, prio)
 184         ),
 185
 186         TP_fast_assign(
 187                 __entry->order = order;
 188                 __entry->gfp_mask = gfp_mask;
 189                 __entry->prio = prio;
 190         ),
 191
 192         TP_printk("order=%d gfp_mask=0x%x priority=%d",
 193                 __entry->order,
 194                 __entry->gfp_mask,
 195                 __entry->prio)
 196 );
 197
 198 #ifdef CONFIG_COMPACTION
 199 DECLARE_EVENT_CLASS(mm_compaction_suitable_template,
 200
 201         TP_PROTO(struct zone *zone,
 202                 int order,
 203                 int ret),
 204
 205         TP_ARGS(zone, order, ret),
 206
 207         TP_STRUCT__entry(
 208                 __field(int, nid)
 209                 __field(enum zone_type, idx)
 210                 __field(int, order)
 211                 __field(int, ret)
 212         ),
 213
 214         TP_fast_assign(
 215                 __entry->nid = zone_to_nid(zone);
 216                 __entry->idx = zone_idx(zone);
 217                 __entry->order = order;
 218                 __entry->ret = ret;
 219         ),
 220
 221         TP_printk("node=%d zone=%-8s order=%d ret=%s",
 222                 __entry->nid,
 223                 __print_symbolic(__entry->idx, ZONE_TYPE),
 224                 __entry->order,
 225                 __print_symbolic(__entry->ret, COMPACTION_STATUS))
 226 );
 227
 228 DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_finished,
 229
 230         TP_PROTO(struct zone *zone,
 231                 int order,
 232                 int ret),
 233
 234         TP_ARGS(zone, order, ret)
 235 );
 236
 237 DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_suitable,
 238
 239         TP_PROTO(struct zone *zone,
 240                 int order,
 241                 int ret),
 242
 243         TP_ARGS(zone, order, ret)
 244 );
 245
 246 DECLARE_EVENT_CLASS(mm_compaction_defer_template,
 247
 248         TP_PROTO(struct zone *zone, int order),
 249
 250         TP_ARGS(zone, order),
 251
 252         TP_STRUCT__entry(
 253                 __field(int, nid)
 254                 __field(enum zone_type, idx)
 255                 __field(int, order)
 256                 __field(unsigned int, considered)
 257                 __field(unsigned int, defer_shift)
 258                 __field(int, order_failed)
 259         ),
 260
 261         TP_fast_assign(
 262                 __entry->nid = zone_to_nid(zone);
 263                 __entry->idx = zone_idx(zone);
 264                 __entry->order = order;
 265                 __entry->considered = zone->compact_considered;
 266                 __entry->defer_shift = zone->compact_defer_shift;
 267                 __entry->order_failed = zone->compact_order_failed;
 268         ),
 269
 270         TP_printk("node=%d zone=%-8s order=%d order_failed=%d consider=%u limit=%lu",
 271                 __entry->nid,
 272                 __print_symbolic(__entry->idx, ZONE_TYPE),
 273                 __entry->order,
 274                 __entry->order_failed,
 275                 __entry->considered,
 276                 1UL << __entry->defer_shift)
 277 );
 278
 279 DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_deferred,
 280
 281         TP_PROTO(struct zone *zone, int order),
 282
 283         TP_ARGS(zone, order)
 284 );
 285
 286 DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_compaction,
 287
 288         TP_PROTO(struct zone *zone, int order),
 289
 290         TP_ARGS(zone, order)
 291 );
 292
 293 DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_reset,
 294
 295         TP_PROTO(struct zone *zone, int order),
 296
 297         TP_ARGS(zone, order)
 298 );
 299 #endif
 300
 301 TRACE_EVENT(mm_compaction_kcompactd_sleep,
 302
 303         TP_PROTO(int nid),
 304
 305         TP_ARGS(nid),
 306
 307         TP_STRUCT__entry(
 308                 __field(int, nid)
 309         ),
 310
 311         TP_fast_assign(
 312                 __entry->nid = nid;
 313         ),
 314
 315         TP_printk("nid=%d", __entry->nid)
 316 );
 317
 318 DECLARE_EVENT_CLASS(kcompactd_wake_template,
 319
 320         TP_PROTO(int nid, int order, enum zone_type classzone_idx),
 321
 322         TP_ARGS(nid, order, classzone_idx),
 323
 324         TP_STRUCT__entry(
 325                 __field(int, nid)
 326                 __field(int, order)
 327                 __field(enum zone_type, classzone_idx)
 328         ),
 329
 330         TP_fast_assign(
 331                 __entry->nid = nid;
 332                 __entry->order = order;
 333                 __entry->classzone_idx = classzone_idx;
 334         ),
 335
 336         TP_printk("nid=%d order=%d classzone_idx=%-8s",
 337                 __entry->nid,
 338                 __entry->order,
 339                 __print_symbolic(__entry->classzone_idx, ZONE_TYPE))
 340 );
 341
 342 DEFINE_EVENT(kcompactd_wake_template, mm_compaction_wakeup_kcompactd,
 343
 344         TP_PROTO(int nid, int order, enum zone_type classzone_idx),
 345
 346         TP_ARGS(nid, order, classzone_idx)
 347 );
 348
 349 DEFINE_EVENT(kcompactd_wake_template, mm_compaction_kcompactd_wake,
 350
 351         TP_PROTO(int nid, int order, enum zone_type classzone_idx),
 352
 353         TP_ARGS(nid, order, classzone_idx)
 354 );
 355
 356 #endif /* _TRACE_COMPACTION_H */
 357
 358 /* This part must be outside protection */
 359 #include <trace/define_trace.h>