migrate.h 3.5 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #undef TRACE_SYSTEM
  3. #define TRACE_SYSTEM migrate
  4. #if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ)
  5. #define _TRACE_MIGRATE_H
  6. #include <linux/tracepoint.h>
  7. #define MIGRATE_MODE \
  8. EM( MIGRATE_ASYNC, "MIGRATE_ASYNC") \
  9. EM( MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT") \
  10. EMe(MIGRATE_SYNC, "MIGRATE_SYNC")
  11. #define MIGRATE_REASON \
  12. EM( MR_COMPACTION, "compaction") \
  13. EM( MR_MEMORY_FAILURE, "memory_failure") \
  14. EM( MR_MEMORY_HOTPLUG, "memory_hotplug") \
  15. EM( MR_SYSCALL, "syscall_or_cpuset") \
  16. EM( MR_MEMPOLICY_MBIND, "mempolicy_mbind") \
  17. EM( MR_NUMA_MISPLACED, "numa_misplaced") \
  18. EM( MR_CONTIG_RANGE, "contig_range") \
  19. EM( MR_LONGTERM_PIN, "longterm_pin") \
  20. EMe(MR_DEMOTION, "demotion")
  21. /*
  22. * First define the enums in the above macros to be exported to userspace
  23. * via TRACE_DEFINE_ENUM().
  24. */
  25. #undef EM
  26. #undef EMe
  27. #define EM(a, b) TRACE_DEFINE_ENUM(a);
  28. #define EMe(a, b) TRACE_DEFINE_ENUM(a);
  29. MIGRATE_MODE
  30. MIGRATE_REASON
  31. /*
  32. * Now redefine the EM() and EMe() macros to map the enums to the strings
  33. * that will be printed in the output.
  34. */
  35. #undef EM
  36. #undef EMe
  37. #define EM(a, b) {a, b},
  38. #define EMe(a, b) {a, b}
  39. TRACE_EVENT(mm_migrate_pages,
  40. TP_PROTO(unsigned long succeeded, unsigned long failed,
  41. unsigned long thp_succeeded, unsigned long thp_failed,
  42. unsigned long thp_split, enum migrate_mode mode, int reason),
  43. TP_ARGS(succeeded, failed, thp_succeeded, thp_failed,
  44. thp_split, mode, reason),
  45. TP_STRUCT__entry(
  46. __field( unsigned long, succeeded)
  47. __field( unsigned long, failed)
  48. __field( unsigned long, thp_succeeded)
  49. __field( unsigned long, thp_failed)
  50. __field( unsigned long, thp_split)
  51. __field( enum migrate_mode, mode)
  52. __field( int, reason)
  53. ),
  54. TP_fast_assign(
  55. __entry->succeeded = succeeded;
  56. __entry->failed = failed;
  57. __entry->thp_succeeded = thp_succeeded;
  58. __entry->thp_failed = thp_failed;
  59. __entry->thp_split = thp_split;
  60. __entry->mode = mode;
  61. __entry->reason = reason;
  62. ),
  63. TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu mode=%s reason=%s",
  64. __entry->succeeded,
  65. __entry->failed,
  66. __entry->thp_succeeded,
  67. __entry->thp_failed,
  68. __entry->thp_split,
  69. __print_symbolic(__entry->mode, MIGRATE_MODE),
  70. __print_symbolic(__entry->reason, MIGRATE_REASON))
  71. );
  72. TRACE_EVENT(mm_migrate_pages_start,
  73. TP_PROTO(enum migrate_mode mode, int reason),
  74. TP_ARGS(mode, reason),
  75. TP_STRUCT__entry(
  76. __field(enum migrate_mode, mode)
  77. __field(int, reason)
  78. ),
  79. TP_fast_assign(
  80. __entry->mode = mode;
  81. __entry->reason = reason;
  82. ),
  83. TP_printk("mode=%s reason=%s",
  84. __print_symbolic(__entry->mode, MIGRATE_MODE),
  85. __print_symbolic(__entry->reason, MIGRATE_REASON))
  86. );
  87. DECLARE_EVENT_CLASS(migration_pte,
  88. TP_PROTO(unsigned long addr, unsigned long pte, int order),
  89. TP_ARGS(addr, pte, order),
  90. TP_STRUCT__entry(
  91. __field(unsigned long, addr)
  92. __field(unsigned long, pte)
  93. __field(int, order)
  94. ),
  95. TP_fast_assign(
  96. __entry->addr = addr;
  97. __entry->pte = pte;
  98. __entry->order = order;
  99. ),
  100. TP_printk("addr=%lx, pte=%lx order=%d", __entry->addr, __entry->pte, __entry->order)
  101. );
  102. DEFINE_EVENT(migration_pte, set_migration_pte,
  103. TP_PROTO(unsigned long addr, unsigned long pte, int order),
  104. TP_ARGS(addr, pte, order)
  105. );
  106. DEFINE_EVENT(migration_pte, remove_migration_pte,
  107. TP_PROTO(unsigned long addr, unsigned long pte, int order),
  108. TP_ARGS(addr, pte, order)
  109. );
  110. #endif /* _TRACE_MIGRATE_H */
  111. /* This part must be outside protection */
  112. #include <trace/define_trace.h>