drivers/staging/lttng/instrumentation/events/lttng-module/compaction.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM compaction
   3
   4 #if !defined(_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_COMPACTION_H
   6
   7 #include <linux/types.h>
   8 #include <linux/tracepoint.h>
   9 #include <trace/events/gfpflags.h>
  10
  11 DECLARE_EVENT_CLASS(mm_compaction_isolate_template,
  12
  13         TP_PROTO(unsigned long nr_scanned,
  14                 unsigned long nr_taken),
  15
  16         TP_ARGS(nr_scanned, nr_taken),
  17
  18         TP_STRUCT__entry(
  19                 __field(unsigned long, nr_scanned)
  20                 __field(unsigned long, nr_taken)
  21         ),
  22
  23         TP_fast_assign(
  24                 tp_assign(nr_scanned, nr_scanned)
  25                 tp_assign(nr_taken, nr_taken)
  26         ),
  27
  28         TP_printk("nr_scanned=%lu nr_taken=%lu",
  29                 __entry->nr_scanned,
  30                 __entry->nr_taken)
  31 )
  32
  33 DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_migratepages,
  34
  35         TP_PROTO(unsigned long nr_scanned,
  36                 unsigned long nr_taken),
  37
  38         TP_ARGS(nr_scanned, nr_taken)
  39 )
  40
  41 DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages,
  42         TP_PROTO(unsigned long nr_scanned,
  43                 unsigned long nr_taken),
  44
  45         TP_ARGS(nr_scanned, nr_taken)
  46 )
  47
  48 TRACE_EVENT(mm_compaction_migratepages,
  49
  50         TP_PROTO(unsigned long nr_migrated,
  51                 unsigned long nr_failed),
  52
  53         TP_ARGS(nr_migrated, nr_failed),
  54
  55         TP_STRUCT__entry(
  56                 __field(unsigned long, nr_migrated)
  57                 __field(unsigned long, nr_failed)
  58         ),
  59
  60         TP_fast_assign(
  61                 tp_assign(nr_migrated, nr_migrated)
  62                 tp_assign(nr_failed, nr_failed)
  63         ),
  64
  65         TP_printk("nr_migrated=%lu nr_failed=%lu",
  66                 __entry->nr_migrated,
  67                 __entry->nr_failed)
  68 )
  69
  70
  71 #endif /* _TRACE_COMPACTION_H */
  72
  73 /* This part must be outside protection */
  74 #include "../../../probes/define_trace.h"