include/trace/events/vmscan.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM vmscan
   3
   4 #if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_VMSCAN_H
   6
   7 #include <linux/types.h>
   8 #include <linux/tracepoint.h>
   9 #include "gfpflags.h"
  10
  11 #define RECLAIM_WB_ANON         0x0001u
  12 #define RECLAIM_WB_FILE         0x0002u
  13 #define RECLAIM_WB_SYNC         0x0004u
  14 #define RECLAIM_WB_ASYNC        0x0008u
  15
  16 #define show_reclaim_flags(flags)                               \
  17         (flags) ? __print_flags(flags, "|",                     \
  18                 {RECLAIM_WB_ANON,       "RECLAIM_WB_ANON"},     \
  19                 {RECLAIM_WB_FILE,       "RECLAIM_WB_FILE"},     \
  20                 {RECLAIM_WB_SYNC,       "RECLAIM_WB_SYNC"},     \
  21                 {RECLAIM_WB_ASYNC,      "RECLAIM_WB_ASYNC"}     \
  22                 ) : "RECLAIM_WB_NONE"
  23
  24 #define trace_reclaim_flags(page, sync) ( \
  25         (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
  26         (sync == PAGEOUT_IO_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC)   \
  27         )
  28
  29 TRACE_EVENT(mm_vmscan_kswapd_sleep,
  30
  31         TP_PROTO(int nid),
  32
  33         TP_ARGS(nid),
  34
  35         TP_STRUCT__entry(
  36                 __field(        int,    nid     )
  37         ),
  38
  39         TP_fast_assign(
  40                 __entry->nid    = nid;
  41         ),
  42
  43         TP_printk("nid=%d", __entry->nid)
  44 );
  45
  46 TRACE_EVENT(mm_vmscan_kswapd_wake,
  47
  48         TP_PROTO(int nid, int order),
  49
  50         TP_ARGS(nid, order),
  51
  52         TP_STRUCT__entry(
  53                 __field(        int,    nid     )
  54                 __field(        int,    order   )
  55         ),
  56
  57         TP_fast_assign(
  58                 __entry->nid    = nid;
  59                 __entry->order  = order;
  60         ),
  61
  62         TP_printk("nid=%d order=%d", __entry->nid, __entry->order)
  63 );
  64
  65 TRACE_EVENT(mm_vmscan_wakeup_kswapd,
  66
  67         TP_PROTO(int nid, int zid, int order),
  68
  69         TP_ARGS(nid, zid, order),
  70
  71         TP_STRUCT__entry(
  72                 __field(        int,            nid     )
  73                 __field(        int,            zid     )
  74                 __field(        int,            order   )
  75         ),
  76
  77         TP_fast_assign(
  78                 __entry->nid            = nid;
  79                 __entry->zid            = zid;
  80                 __entry->order          = order;
  81         ),
  82
  83         TP_printk("nid=%d zid=%d order=%d",
  84                 __entry->nid,
  85                 __entry->zid,
  86                 __entry->order)
  87 );
  88
  89 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
  90
  91         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
  92
  93         TP_ARGS(order, may_writepage, gfp_flags),
  94
  95         TP_STRUCT__entry(
  96                 __field(        int,    order           )
  97                 __field(        int,    may_writepage   )
  98                 __field(        gfp_t,  gfp_flags       )
  99         ),
 100
 101         TP_fast_assign(
 102                 __entry->order          = order;
 103                 __entry->may_writepage  = may_writepage;
 104                 __entry->gfp_flags      = gfp_flags;
 105         ),
 106
 107         TP_printk("order=%d may_writepage=%d gfp_flags=%s",
 108                 __entry->order,
 109                 __entry->may_writepage,
 110                 show_gfp_flags(__entry->gfp_flags))
 111 );
 112
 113 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
 114
 115         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 116
 117         TP_ARGS(order, may_writepage, gfp_flags)
 118 );
 119
 120 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
 121
 122         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 123
 124         TP_ARGS(order, may_writepage, gfp_flags)
 125 );
 126
 127 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
 128
 129         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 130
 131         TP_ARGS(order, may_writepage, gfp_flags)
 132 );
 133
 134 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
 135
 136         TP_PROTO(unsigned long nr_reclaimed),
 137
 138         TP_ARGS(nr_reclaimed),
 139
 140         TP_STRUCT__entry(
 141                 __field(        unsigned long,  nr_reclaimed    )
 142         ),
 143
 144         TP_fast_assign(
 145                 __entry->nr_reclaimed   = nr_reclaimed;
 146         ),
 147
 148         TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
 149 );
 150
 151 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
 152
 153         TP_PROTO(unsigned long nr_reclaimed),
 154
 155         TP_ARGS(nr_reclaimed)
 156 );
 157
 158 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
 159
 160         TP_PROTO(unsigned long nr_reclaimed),
 161
 162         TP_ARGS(nr_reclaimed)
 163 );
 164
 165 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
 166
 167         TP_PROTO(unsigned long nr_reclaimed),
 168
 169         TP_ARGS(nr_reclaimed)
 170 );
 171
 172
 173 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
 174
 175         TP_PROTO(int order,
 176                 unsigned long nr_requested,
 177                 unsigned long nr_scanned,
 178                 unsigned long nr_taken,
 179                 unsigned long nr_lumpy_taken,
 180                 unsigned long nr_lumpy_dirty,
 181                 unsigned long nr_lumpy_failed,
 182                 int isolate_mode),
 183
 184         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode),
 185
 186         TP_STRUCT__entry(
 187                 __field(int, order)
 188                 __field(unsigned long, nr_requested)
 189                 __field(unsigned long, nr_scanned)
 190                 __field(unsigned long, nr_taken)
 191                 __field(unsigned long, nr_lumpy_taken)
 192                 __field(unsigned long, nr_lumpy_dirty)
 193                 __field(unsigned long, nr_lumpy_failed)
 194                 __field(int, isolate_mode)
 195         ),
 196
 197         TP_fast_assign(
 198                 __entry->order = order;
 199                 __entry->nr_requested = nr_requested;
 200                 __entry->nr_scanned = nr_scanned;
 201                 __entry->nr_taken = nr_taken;
 202                 __entry->nr_lumpy_taken = nr_lumpy_taken;
 203                 __entry->nr_lumpy_dirty = nr_lumpy_dirty;
 204                 __entry->nr_lumpy_failed = nr_lumpy_failed;
 205                 __entry->isolate_mode = isolate_mode;
 206         ),
 207
 208         TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu contig_taken=%lu contig_dirty=%lu contig_failed=%lu",
 209                 __entry->isolate_mode,
 210                 __entry->order,
 211                 __entry->nr_requested,
 212                 __entry->nr_scanned,
 213                 __entry->nr_taken,
 214                 __entry->nr_lumpy_taken,
 215                 __entry->nr_lumpy_dirty,
 216                 __entry->nr_lumpy_failed)
 217 );
 218
 219 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
 220
 221         TP_PROTO(int order,
 222                 unsigned long nr_requested,
 223                 unsigned long nr_scanned,
 224                 unsigned long nr_taken,
 225                 unsigned long nr_lumpy_taken,
 226                 unsigned long nr_lumpy_dirty,
 227                 unsigned long nr_lumpy_failed,
 228                 int isolate_mode),
 229
 230         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
 231
 232 );
 233
 234 TRACE_EVENT(mm_vmscan_writepage,
 235
 236         TP_PROTO(struct page *page,
 237                 int reclaim_flags),
 238
 239         TP_ARGS(page, reclaim_flags),
 240
 241         TP_STRUCT__entry(
 242                 __field(struct page *, page)
 243                 __field(int, reclaim_flags)
 244         ),
 245
 246         TP_fast_assign(
 247                 __entry->page = page;
 248                 __entry->reclaim_flags = reclaim_flags;
 249         ),
 250
 251         TP_printk("page=%p pfn=%lu flags=%s",
 252                 __entry->page,
 253                 page_to_pfn(__entry->page),
 254                 show_reclaim_flags(__entry->reclaim_flags))
 255 );
 256
 257 #endif /* _TRACE_VMSCAN_H */
 258
 259 /* This part must be outside protection */
 260 #include <trace/define_trace.h>