include/trace/events/mm_event.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM mm_event
   3
   4 #if !defined(_TRACE_MM_EVENT_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_MM_EVENT_H
   6
   7 #include <linux/types.h>
   8 #include <linux/tracepoint.h>
   9 #include <linux/mm.h>
  10 #include <linux/mm_event.h>
  11
  12 struct mm_event_task;
  13 struct mm_event_vmstat;
  14
  15 #define show_mm_event_type(type)                                        \
  16         __print_symbolic(type,                                          \
  17         { MM_MIN_FAULT, "min_flt" },                                    \
  18         { MM_MAJ_FAULT, "maj_flt" },                                    \
  19         { MM_READ_IO,   "read_io" },                                    \
  20         { MM_COMPACTION, "compaction" },                                \
  21         { MM_RECLAIM, "reclaim" },                                      \
  22         { MM_SWP_FAULT, "swp_flt" },                                    \
  23         { MM_KERN_ALLOC, "kern_alloc" })
  24
  25 TRACE_EVENT(mm_event_record,
  26
  27         TP_PROTO(enum mm_event_type type, struct mm_event_task *record),
  28
  29         TP_ARGS(type, record),
  30
  31         TP_STRUCT__entry(
  32                 __field(enum mm_event_type, type)
  33                 __field(unsigned int,   count)
  34                 __field(unsigned int,   avg_lat)
  35                 __field(unsigned int,   max_lat)
  36         ),
  37
  38         TP_fast_assign(
  39                 __entry->type           = type;
  40                 __entry->count          = record->count;
  41                 __entry->avg_lat        = record->accm_lat / record->count;
  42                 __entry->max_lat        = record->max_lat;
  43         ),
  44
  45         TP_printk("%s count=%d avg_lat=%u max_lat=%u",
  46                                         show_mm_event_type(__entry->type),
  47                                         __entry->count, __entry->avg_lat,
  48                                         __entry->max_lat)
  49 );
  50
  51 TRACE_EVENT(mm_event_vmstat_record,
  52
  53         TP_PROTO(struct mm_event_vmstat *vmstat),
  54
  55         TP_ARGS(vmstat),
  56
  57         TP_STRUCT__entry(
  58                 __field(unsigned long, free)
  59                 __field(unsigned long, file)
  60                 __field(unsigned long, anon)
  61                 __field(unsigned long, slab)
  62                 __field(unsigned long, ws_refault)
  63                 __field(unsigned long, ws_activate)
  64                 __field(unsigned long, mapped)
  65                 __field(unsigned long, pgin)
  66                 __field(unsigned long, pgout)
  67                 __field(unsigned long, swpin)
  68                 __field(unsigned long, swpout)
  69                 __field(unsigned long, reclaim_steal)
  70                 __field(unsigned long, reclaim_scan)
  71                 __field(unsigned long, compact_scan)
  72         ),
  73
  74         TP_fast_assign(
  75                 __entry->free           = vmstat->free;
  76                 __entry->file           = vmstat->file;
  77                 __entry->anon           = vmstat->anon;
  78                 __entry->slab           = vmstat->slab;
  79                 __entry->ws_refault     = vmstat->ws_refault;
  80                 __entry->ws_activate    = vmstat->ws_activate;
  81                 __entry->mapped         = vmstat->mapped;
  82                 __entry->pgin           = vmstat->pgin;
  83                 __entry->pgout          = vmstat->pgout;
  84                 __entry->swpin          = vmstat->swpin;
  85                 __entry->swpout         = vmstat->swpout;
  86                 __entry->reclaim_steal  = vmstat->reclaim_steal;
  87                 __entry->reclaim_scan   = vmstat->reclaim_scan;
  88                 __entry->compact_scan   = vmstat->compact_scan;
  89         ),
  90
  91         TP_printk("free=%lu file=%lu anon=%lu slab=%lu ws_refault=%lu "
  92                   "ws_activate=%lu mapped=%lu pgin=%lu pgout=%lu, swpin=%lu "
  93                   "swpout=%lu reclaim_steal=%lu reclaim_scan=%lu compact_scan=%lu",
  94                         __entry->free, __entry->file,
  95                         __entry->anon, __entry->slab,
  96                         __entry->ws_refault, __entry->ws_activate,
  97                         __entry->mapped, __entry->pgin, __entry->pgout,
  98                         __entry->swpin, __entry->swpout,
  99                         __entry->reclaim_steal, __entry->reclaim_scan,
 100                         __entry->compact_scan)
 101 );
 102
 103 #endif /* _TRACE_MM_EVENT_H */
 104
 105 /* This part must be outside protection */
 106 #include <trace/define_trace.h>