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_MIXED        0x0010u
  14 #define RECLAIM_WB_SYNC         0x0004u
  15 #define RECLAIM_WB_ASYNC        0x0008u
  16
  17 #define show_reclaim_flags(flags)                               \
  18         (flags) ? __print_flags(flags, "|",                     \
  19                 {RECLAIM_WB_ANON,       "RECLAIM_WB_ANON"},     \
  20                 {RECLAIM_WB_FILE,       "RECLAIM_WB_FILE"},     \
  21                 {RECLAIM_WB_MIXED,      "RECLAIM_WB_MIXED"},    \
  22                 {RECLAIM_WB_SYNC,       "RECLAIM_WB_SYNC"},     \
  23                 {RECLAIM_WB_ASYNC,      "RECLAIM_WB_ASYNC"}     \
  24                 ) : "RECLAIM_WB_NONE"
  25
  26 #define trace_reclaim_flags(page, sync) ( \
  27         (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
  28         (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC)   \
  29         )
  30
  31 #define trace_shrink_flags(file, sync) ( \
  32         (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_MIXED : \
  33                         (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON)) |  \
  34         (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \
  35         )
  36
  37 TRACE_EVENT(mm_vmscan_kswapd_sleep,
  38
  39         TP_PROTO(int nid),
  40
  41         TP_ARGS(nid),
  42
  43         TP_STRUCT__entry(
  44                 __field(        int,    nid     )
  45         ),
  46
  47         TP_fast_assign(
  48                 __entry->nid    = nid;
  49         ),
  50
  51         TP_printk("nid=%d", __entry->nid)
  52 );
  53
  54 TRACE_EVENT(mm_vmscan_kswapd_wake,
  55
  56         TP_PROTO(int nid, int order),
  57
  58         TP_ARGS(nid, order),
  59
  60         TP_STRUCT__entry(
  61                 __field(        int,    nid     )
  62                 __field(        int,    order   )
  63         ),
  64
  65         TP_fast_assign(
  66                 __entry->nid    = nid;
  67                 __entry->order  = order;
  68         ),
  69
  70         TP_printk("nid=%d order=%d", __entry->nid, __entry->order)
  71 );
  72
  73 TRACE_EVENT(mm_vmscan_wakeup_kswapd,
  74
  75         TP_PROTO(int nid, int zid, int order),
  76
  77         TP_ARGS(nid, zid, order),
  78
  79         TP_STRUCT__entry(
  80                 __field(        int,            nid     )
  81                 __field(        int,            zid     )
  82                 __field(        int,            order   )
  83         ),
  84
  85         TP_fast_assign(
  86                 __entry->nid            = nid;
  87                 __entry->zid            = zid;
  88                 __entry->order          = order;
  89         ),
  90
  91         TP_printk("nid=%d zid=%d order=%d",
  92                 __entry->nid,
  93                 __entry->zid,
  94                 __entry->order)
  95 );
  96
  97 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
  98
  99         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 100
 101         TP_ARGS(order, may_writepage, gfp_flags),
 102
 103         TP_STRUCT__entry(
 104                 __field(        int,    order           )
 105                 __field(        int,    may_writepage   )
 106                 __field(        gfp_t,  gfp_flags       )
 107         ),
 108
 109         TP_fast_assign(
 110                 __entry->order          = order;
 111                 __entry->may_writepage  = may_writepage;
 112                 __entry->gfp_flags      = gfp_flags;
 113         ),
 114
 115         TP_printk("order=%d may_writepage=%d gfp_flags=%s",
 116                 __entry->order,
 117                 __entry->may_writepage,
 118                 show_gfp_flags(__entry->gfp_flags))
 119 );
 120
 121 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
 122
 123         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 124
 125         TP_ARGS(order, may_writepage, gfp_flags)
 126 );
 127
 128 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
 129
 130         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 131
 132         TP_ARGS(order, may_writepage, gfp_flags)
 133 );
 134
 135 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
 136
 137         TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
 138
 139         TP_ARGS(order, may_writepage, gfp_flags)
 140 );
 141
 142 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
 143
 144         TP_PROTO(unsigned long nr_reclaimed),
 145
 146         TP_ARGS(nr_reclaimed),
 147
 148         TP_STRUCT__entry(
 149                 __field(        unsigned long,  nr_reclaimed    )
 150         ),
 151
 152         TP_fast_assign(
 153                 __entry->nr_reclaimed   = nr_reclaimed;
 154         ),
 155
 156         TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
 157 );
 158
 159 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
 160
 161         TP_PROTO(unsigned long nr_reclaimed),
 162
 163         TP_ARGS(nr_reclaimed)
 164 );
 165
 166 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
 167
 168         TP_PROTO(unsigned long nr_reclaimed),
 169
 170         TP_ARGS(nr_reclaimed)
 171 );
 172
 173 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
 174
 175         TP_PROTO(unsigned long nr_reclaimed),
 176
 177         TP_ARGS(nr_reclaimed)
 178 );
 179
 180
 181 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
 182
 183         TP_PROTO(int order,
 184                 unsigned long nr_requested,
 185                 unsigned long nr_scanned,
 186                 unsigned long nr_taken,
 187                 unsigned long nr_lumpy_taken,
 188                 unsigned long nr_lumpy_dirty,
 189                 unsigned long nr_lumpy_failed,
 190                 int isolate_mode),
 191
 192         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode),
 193
 194         TP_STRUCT__entry(
 195                 __field(int, order)
 196                 __field(unsigned long, nr_requested)
 197                 __field(unsigned long, nr_scanned)
 198                 __field(unsigned long, nr_taken)
 199                 __field(unsigned long, nr_lumpy_taken)
 200                 __field(unsigned long, nr_lumpy_dirty)
 201                 __field(unsigned long, nr_lumpy_failed)
 202                 __field(int, isolate_mode)
 203         ),
 204
 205         TP_fast_assign(
 206                 __entry->order = order;
 207                 __entry->nr_requested = nr_requested;
 208                 __entry->nr_scanned = nr_scanned;
 209                 __entry->nr_taken = nr_taken;
 210                 __entry->nr_lumpy_taken = nr_lumpy_taken;
 211                 __entry->nr_lumpy_dirty = nr_lumpy_dirty;
 212                 __entry->nr_lumpy_failed = nr_lumpy_failed;
 213                 __entry->isolate_mode = isolate_mode;
 214         ),
 215
 216         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",
 217                 __entry->isolate_mode,
 218                 __entry->order,
 219                 __entry->nr_requested,
 220                 __entry->nr_scanned,
 221                 __entry->nr_taken,
 222                 __entry->nr_lumpy_taken,
 223                 __entry->nr_lumpy_dirty,
 224                 __entry->nr_lumpy_failed)
 225 );
 226
 227 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
 228
 229         TP_PROTO(int order,
 230                 unsigned long nr_requested,
 231                 unsigned long nr_scanned,
 232                 unsigned long nr_taken,
 233                 unsigned long nr_lumpy_taken,
 234                 unsigned long nr_lumpy_dirty,
 235                 unsigned long nr_lumpy_failed,
 236                 int isolate_mode),
 237
 238         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
 239
 240 );
 241
 242 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate,
 243
 244         TP_PROTO(int order,
 245                 unsigned long nr_requested,
 246                 unsigned long nr_scanned,
 247                 unsigned long nr_taken,
 248                 unsigned long nr_lumpy_taken,
 249                 unsigned long nr_lumpy_dirty,
 250                 unsigned long nr_lumpy_failed,
 251                 int isolate_mode),
 252
 253         TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
 254
 255 );
 256
 257 TRACE_EVENT(mm_vmscan_writepage,
 258
 259         TP_PROTO(struct page *page,
 260                 int reclaim_flags),
 261
 262         TP_ARGS(page, reclaim_flags),
 263
 264         TP_STRUCT__entry(
 265                 __field(struct page *, page)
 266                 __field(int, reclaim_flags)
 267         ),
 268
 269         TP_fast_assign(
 270                 __entry->page = page;
 271                 __entry->reclaim_flags = reclaim_flags;
 272         ),
 273
 274         TP_printk("page=%p pfn=%lu flags=%s",
 275                 __entry->page,
 276                 page_to_pfn(__entry->page),
 277                 show_reclaim_flags(__entry->reclaim_flags))
 278 );
 279
 280 TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
 281
 282         TP_PROTO(int nid, int zid,
 283                         unsigned long nr_scanned, unsigned long nr_reclaimed,
 284                         int priority, int reclaim_flags),
 285
 286         TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags),
 287
 288         TP_STRUCT__entry(
 289                 __field(int, nid)
 290                 __field(int, zid)
 291                 __field(unsigned long, nr_scanned)
 292                 __field(unsigned long, nr_reclaimed)
 293                 __field(int, priority)
 294                 __field(int, reclaim_flags)
 295         ),
 296
 297         TP_fast_assign(
 298                 __entry->nid = nid;
 299                 __entry->zid = zid;
 300                 __entry->nr_scanned = nr_scanned;
 301                 __entry->nr_reclaimed = nr_reclaimed;
 302                 __entry->priority = priority;
 303                 __entry->reclaim_flags = reclaim_flags;
 304         ),
 305
 306         TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s",
 307                 __entry->nid, __entry->zid,
 308                 __entry->nr_scanned, __entry->nr_reclaimed,
 309                 __entry->priority,
 310                 show_reclaim_flags(__entry->reclaim_flags))
 311 );
 312
 313
 314 #endif /* _TRACE_VMSCAN_H */
 315
 316 /* This part must be outside protection */
 317 #include <trace/define_trace.h>