include/trace/events/migrate.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM migrate
   3
   4 #if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_MIGRATE_H
   6
   7 #define MIGRATE_MODE                                            \
   8         {MIGRATE_ASYNC,         "MIGRATE_ASYNC"},               \
   9         {MIGRATE_SYNC_LIGHT,    "MIGRATE_SYNC_LIGHT"},          \
  10         {MIGRATE_SYNC,          "MIGRATE_SYNC"}
  11
  12 #define MIGRATE_REASON                                          \
  13         {MR_COMPACTION,         "compaction"},                  \
  14         {MR_MEMORY_FAILURE,     "memory_failure"},              \
  15         {MR_MEMORY_HOTPLUG,     "memory_hotplug"},              \
  16         {MR_SYSCALL,            "syscall_or_cpuset"},           \
  17         {MR_MEMPOLICY_MBIND,    "mempolicy_mbind"},             \
  18         {MR_CMA,                "cma"}
  19
  20 TRACE_EVENT(mm_migrate_pages,
  21
  22         TP_PROTO(unsigned long succeeded, unsigned long failed,
  23                  enum migrate_mode mode, int reason),
  24
  25         TP_ARGS(succeeded, failed, mode, reason),
  26
  27         TP_STRUCT__entry(
  28                 __field(        unsigned long,          succeeded)
  29                 __field(        unsigned long,          failed)
  30                 __field(        enum migrate_mode,      mode)
  31                 __field(        int,                    reason)
  32         ),
  33
  34         TP_fast_assign(
  35                 __entry->succeeded      = succeeded;
  36                 __entry->failed         = failed;
  37                 __entry->mode           = mode;
  38                 __entry->reason         = reason;
  39         ),
  40
  41         TP_printk("nr_succeeded=%lu nr_failed=%lu mode=%s reason=%s",
  42                 __entry->succeeded,
  43                 __entry->failed,
  44                 __print_symbolic(__entry->mode, MIGRATE_MODE),
  45                 __print_symbolic(__entry->reason, MIGRATE_REASON))
  46 );
  47
  48 TRACE_EVENT(mm_numa_migrate_ratelimit,
  49
  50         TP_PROTO(struct task_struct *p, int dst_nid, unsigned long nr_pages),
  51
  52         TP_ARGS(p, dst_nid, nr_pages),
  53
  54         TP_STRUCT__entry(
  55                 __array(        char,           comm,   TASK_COMM_LEN)
  56                 __field(        pid_t,          pid)
  57                 __field(        int,            dst_nid)
  58                 __field(        unsigned long,  nr_pages)
  59         ),
  60
  61         TP_fast_assign(
  62                 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
  63                 __entry->pid            = p->pid;
  64                 __entry->dst_nid        = dst_nid;
  65                 __entry->nr_pages       = nr_pages;
  66         ),
  67
  68         TP_printk("comm=%s pid=%d dst_nid=%d nr_pages=%lu",
  69                 __entry->comm,
  70                 __entry->pid,
  71                 __entry->dst_nid,
  72                 __entry->nr_pages)
  73 );
  74 #endif /* _TRACE_MIGRATE_H */
  75
  76 /* This part must be outside protection */
  77 #include <trace/define_trace.h>