include/trace/events/kmem.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM kmem
   3
   4 #if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_KMEM_H
   6
   7 #include <linux/types.h>
   8 #include <linux/tracepoint.h>
   9 #include <trace/events/mmflags.h>
  10
  11 DECLARE_EVENT_CLASS(kmem_alloc,
  12
  13         TP_PROTO(unsigned long call_site,
  14                  const void *ptr,
  15                  size_t bytes_req,
  16                  size_t bytes_alloc,
  17                  gfp_t gfp_flags),
  18
  19         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
  20
  21         TP_STRUCT__entry(
  22                 __field(        unsigned long,  call_site       )
  23                 __field(        const void *,   ptr             )
  24                 __field(        size_t,         bytes_req       )
  25                 __field(        size_t,         bytes_alloc     )
  26                 __field(        gfp_t,          gfp_flags       )
  27         ),
  28
  29         TP_fast_assign(
  30                 __entry->call_site      = call_site;
  31                 __entry->ptr            = ptr;
  32                 __entry->bytes_req      = bytes_req;
  33                 __entry->bytes_alloc    = bytes_alloc;
  34                 __entry->gfp_flags      = gfp_flags;
  35         ),
  36
  37         TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
  38                 __entry->call_site,
  39                 __entry->ptr,
  40                 __entry->bytes_req,
  41                 __entry->bytes_alloc,
  42                 show_gfp_flags(__entry->gfp_flags))
  43 );
  44
  45 DEFINE_EVENT(kmem_alloc, kmalloc,
  46
  47         TP_PROTO(unsigned long call_site, const void *ptr,
  48                  size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
  49
  50         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
  51 );
  52
  53 DEFINE_EVENT(kmem_alloc, kmem_cache_alloc,
  54
  55         TP_PROTO(unsigned long call_site, const void *ptr,
  56                  size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
  57
  58         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
  59 );
  60
  61 DECLARE_EVENT_CLASS(kmem_alloc_node,
  62
  63         TP_PROTO(unsigned long call_site,
  64                  const void *ptr,
  65                  size_t bytes_req,
  66                  size_t bytes_alloc,
  67                  gfp_t gfp_flags,
  68                  int node),
  69
  70         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
  71
  72         TP_STRUCT__entry(
  73                 __field(        unsigned long,  call_site       )
  74                 __field(        const void *,   ptr             )
  75                 __field(        size_t,         bytes_req       )
  76                 __field(        size_t,         bytes_alloc     )
  77                 __field(        gfp_t,          gfp_flags       )
  78                 __field(        int,            node            )
  79         ),
  80
  81         TP_fast_assign(
  82                 __entry->call_site      = call_site;
  83                 __entry->ptr            = ptr;
  84                 __entry->bytes_req      = bytes_req;
  85                 __entry->bytes_alloc    = bytes_alloc;
  86                 __entry->gfp_flags      = gfp_flags;
  87                 __entry->node           = node;
  88         ),
  89
  90         TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
  91                 __entry->call_site,
  92                 __entry->ptr,
  93                 __entry->bytes_req,
  94                 __entry->bytes_alloc,
  95                 show_gfp_flags(__entry->gfp_flags),
  96                 __entry->node)
  97 );
  98
  99 DEFINE_EVENT(kmem_alloc_node, kmalloc_node,
 100
 101         TP_PROTO(unsigned long call_site, const void *ptr,
 102                  size_t bytes_req, size_t bytes_alloc,
 103                  gfp_t gfp_flags, int node),
 104
 105         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 106 );
 107
 108 DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node,
 109
 110         TP_PROTO(unsigned long call_site, const void *ptr,
 111                  size_t bytes_req, size_t bytes_alloc,
 112                  gfp_t gfp_flags, int node),
 113
 114         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 115 );
 116
 117 DECLARE_EVENT_CLASS(kmem_free,
 118
 119         TP_PROTO(unsigned long call_site, const void *ptr),
 120
 121         TP_ARGS(call_site, ptr),
 122
 123         TP_STRUCT__entry(
 124                 __field(        unsigned long,  call_site       )
 125                 __field(        const void *,   ptr             )
 126         ),
 127
 128         TP_fast_assign(
 129                 __entry->call_site      = call_site;
 130                 __entry->ptr            = ptr;
 131         ),
 132
 133         TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
 134 );
 135
 136 DEFINE_EVENT(kmem_free, kfree,
 137
 138         TP_PROTO(unsigned long call_site, const void *ptr),
 139
 140         TP_ARGS(call_site, ptr)
 141 );
 142
 143 DEFINE_EVENT(kmem_free, kmem_cache_free,
 144
 145         TP_PROTO(unsigned long call_site, const void *ptr),
 146
 147         TP_ARGS(call_site, ptr)
 148 );
 149
 150 TRACE_EVENT(mm_page_free,
 151
 152         TP_PROTO(struct page *page, unsigned int order),
 153
 154         TP_ARGS(page, order),
 155
 156         TP_STRUCT__entry(
 157                 __field(        unsigned long,  pfn             )
 158                 __field(        unsigned int,   order           )
 159         ),
 160
 161         TP_fast_assign(
 162                 __entry->pfn            = page_to_pfn(page);
 163                 __entry->order          = order;
 164         ),
 165
 166         TP_printk("page=%p pfn=%lu order=%d",
 167                         pfn_to_page(__entry->pfn),
 168                         __entry->pfn,
 169                         __entry->order)
 170 );
 171
 172 TRACE_EVENT(mm_page_free_batched,
 173
 174         TP_PROTO(struct page *page, int cold),
 175
 176         TP_ARGS(page, cold),
 177
 178         TP_STRUCT__entry(
 179                 __field(        unsigned long,  pfn             )
 180                 __field(        int,            cold            )
 181         ),
 182
 183         TP_fast_assign(
 184                 __entry->pfn            = page_to_pfn(page);
 185                 __entry->cold           = cold;
 186         ),
 187
 188         TP_printk("page=%p pfn=%lu order=0 cold=%d",
 189                         pfn_to_page(__entry->pfn),
 190                         __entry->pfn,
 191                         __entry->cold)
 192 );
 193
 194 TRACE_EVENT(mm_page_alloc,
 195
 196         TP_PROTO(struct page *page, unsigned int order,
 197                         gfp_t gfp_flags, int migratetype),
 198
 199         TP_ARGS(page, order, gfp_flags, migratetype),
 200
 201         TP_STRUCT__entry(
 202                 __field(        unsigned long,  pfn             )
 203                 __field(        unsigned int,   order           )
 204                 __field(        gfp_t,          gfp_flags       )
 205                 __field(        int,            migratetype     )
 206         ),
 207
 208         TP_fast_assign(
 209                 __entry->pfn            = page ? page_to_pfn(page) : -1UL;
 210                 __entry->order          = order;
 211                 __entry->gfp_flags      = gfp_flags;
 212                 __entry->migratetype    = migratetype;
 213         ),
 214
 215         TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
 216                 __entry->pfn != -1UL ? pfn_to_page(__entry->pfn) : NULL,
 217                 __entry->pfn != -1UL ? __entry->pfn : 0,
 218                 __entry->order,
 219                 __entry->migratetype,
 220                 show_gfp_flags(__entry->gfp_flags))
 221 );
 222
 223 DECLARE_EVENT_CLASS(mm_page,
 224
 225         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 226
 227         TP_ARGS(page, order, migratetype),
 228
 229         TP_STRUCT__entry(
 230                 __field(        unsigned long,  pfn             )
 231                 __field(        unsigned int,   order           )
 232                 __field(        int,            migratetype     )
 233         ),
 234
 235         TP_fast_assign(
 236                 __entry->pfn            = page ? page_to_pfn(page) : -1UL;
 237                 __entry->order          = order;
 238                 __entry->migratetype    = migratetype;
 239         ),
 240
 241         TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
 242                 __entry->pfn != -1UL ? pfn_to_page(__entry->pfn) : NULL,
 243                 __entry->pfn != -1UL ? __entry->pfn : 0,
 244                 __entry->order,
 245                 __entry->migratetype,
 246                 __entry->order == 0)
 247 );
 248
 249 DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
 250
 251         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 252
 253         TP_ARGS(page, order, migratetype)
 254 );
 255
 256 TRACE_EVENT(mm_page_pcpu_drain,
 257
 258         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 259
 260         TP_ARGS(page, order, migratetype),
 261
 262         TP_STRUCT__entry(
 263                 __field(        unsigned long,  pfn             )
 264                 __field(        unsigned int,   order           )
 265                 __field(        int,            migratetype     )
 266         ),
 267
 268         TP_fast_assign(
 269                 __entry->pfn            = page ? page_to_pfn(page) : -1UL;
 270                 __entry->order          = order;
 271                 __entry->migratetype    = migratetype;
 272         ),
 273
 274         TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
 275                 pfn_to_page(__entry->pfn), __entry->pfn,
 276                 __entry->order, __entry->migratetype)
 277 );
 278
 279 TRACE_EVENT(mm_page_alloc_extfrag,
 280
 281         TP_PROTO(struct page *page,
 282                 int alloc_order, int fallback_order,
 283                 int alloc_migratetype, int fallback_migratetype),
 284
 285         TP_ARGS(page,
 286                 alloc_order, fallback_order,
 287                 alloc_migratetype, fallback_migratetype),
 288
 289         TP_STRUCT__entry(
 290                 __field(        unsigned long,  pfn                     )
 291                 __field(        int,            alloc_order             )
 292                 __field(        int,            fallback_order          )
 293                 __field(        int,            alloc_migratetype       )
 294                 __field(        int,            fallback_migratetype    )
 295                 __field(        int,            change_ownership        )
 296         ),
 297
 298         TP_fast_assign(
 299                 __entry->pfn                    = page_to_pfn(page);
 300                 __entry->alloc_order            = alloc_order;
 301                 __entry->fallback_order         = fallback_order;
 302                 __entry->alloc_migratetype      = alloc_migratetype;
 303                 __entry->fallback_migratetype   = fallback_migratetype;
 304                 __entry->change_ownership       = (alloc_migratetype ==
 305                                         get_pageblock_migratetype(page));
 306         ),
 307
 308         TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
 309                 pfn_to_page(__entry->pfn),
 310                 __entry->pfn,
 311                 __entry->alloc_order,
 312                 __entry->fallback_order,
 313                 pageblock_order,
 314                 __entry->alloc_migratetype,
 315                 __entry->fallback_migratetype,
 316                 __entry->fallback_order < pageblock_order,
 317                 __entry->change_ownership)
 318 );
 319
 320 #endif /* _TRACE_KMEM_H */
 321
 322 /* This part must be outside protection */
 323 #include <trace/define_trace.h>