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
  10 /*
  11  * The order of these masks is important. Matching masks will be seen
  12  * first and the left over flags will end up showing by themselves.
  13  *
  14  * For example, if we have GFP_KERNEL before GFP_USER we wil get:
  15  *
  16  *  GFP_KERNEL|GFP_HARDWALL
  17  *
  18  * Thus most bits set go first.
  19  */
  20 #define show_gfp_flags(flags)                                           \
  21         (flags) ? __print_flags(flags, "|",                             \
  22         {(unsigned long)GFP_HIGHUSER_MOVABLE,   "GFP_HIGHUSER_MOVABLE"}, \
  23         {(unsigned long)GFP_HIGHUSER,           "GFP_HIGHUSER"},        \
  24         {(unsigned long)GFP_USER,               "GFP_USER"},            \
  25         {(unsigned long)GFP_TEMPORARY,          "GFP_TEMPORARY"},       \
  26         {(unsigned long)GFP_KERNEL,             "GFP_KERNEL"},          \
  27         {(unsigned long)GFP_NOFS,               "GFP_NOFS"},            \
  28         {(unsigned long)GFP_ATOMIC,             "GFP_ATOMIC"},          \
  29         {(unsigned long)GFP_NOIO,               "GFP_NOIO"},            \
  30         {(unsigned long)__GFP_HIGH,             "GFP_HIGH"},            \
  31         {(unsigned long)__GFP_WAIT,             "GFP_WAIT"},            \
  32         {(unsigned long)__GFP_IO,               "GFP_IO"},              \
  33         {(unsigned long)__GFP_COLD,             "GFP_COLD"},            \
  34         {(unsigned long)__GFP_NOWARN,           "GFP_NOWARN"},          \
  35         {(unsigned long)__GFP_REPEAT,           "GFP_REPEAT"},          \
  36         {(unsigned long)__GFP_NOFAIL,           "GFP_NOFAIL"},          \
  37         {(unsigned long)__GFP_NORETRY,          "GFP_NORETRY"},         \
  38         {(unsigned long)__GFP_COMP,             "GFP_COMP"},            \
  39         {(unsigned long)__GFP_ZERO,             "GFP_ZERO"},            \
  40         {(unsigned long)__GFP_NOMEMALLOC,       "GFP_NOMEMALLOC"},      \
  41         {(unsigned long)__GFP_HARDWALL,         "GFP_HARDWALL"},        \
  42         {(unsigned long)__GFP_THISNODE,         "GFP_THISNODE"},        \
  43         {(unsigned long)__GFP_RECLAIMABLE,      "GFP_RECLAIMABLE"},     \
  44         {(unsigned long)__GFP_MOVABLE,          "GFP_MOVABLE"}          \
  45         ) : "GFP_NOWAIT"
  46
  47 DECLARE_EVENT_CLASS(kmem_alloc,
  48
  49         TP_PROTO(unsigned long call_site,
  50                  const void *ptr,
  51                  size_t bytes_req,
  52                  size_t bytes_alloc,
  53                  gfp_t gfp_flags),
  54
  55         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
  56
  57         TP_STRUCT__entry(
  58                 __field(        unsigned long,  call_site       )
  59                 __field(        const void *,   ptr             )
  60                 __field(        size_t,         bytes_req       )
  61                 __field(        size_t,         bytes_alloc     )
  62                 __field(        gfp_t,          gfp_flags       )
  63         ),
  64
  65         TP_fast_assign(
  66                 __entry->call_site      = call_site;
  67                 __entry->ptr            = ptr;
  68                 __entry->bytes_req      = bytes_req;
  69                 __entry->bytes_alloc    = bytes_alloc;
  70                 __entry->gfp_flags      = gfp_flags;
  71         ),
  72
  73         TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
  74                 __entry->call_site,
  75                 __entry->ptr,
  76                 __entry->bytes_req,
  77                 __entry->bytes_alloc,
  78                 show_gfp_flags(__entry->gfp_flags))
  79 );
  80
  81 DEFINE_EVENT(kmem_alloc, kmalloc,
  82
  83         TP_PROTO(unsigned long call_site, const void *ptr,
  84                  size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
  85
  86         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
  87 );
  88
  89 DEFINE_EVENT(kmem_alloc, kmem_cache_alloc,
  90
  91         TP_PROTO(unsigned long call_site, const void *ptr,
  92                  size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
  93
  94         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
  95 );
  96
  97 DECLARE_EVENT_CLASS(kmem_alloc_node,
  98
  99         TP_PROTO(unsigned long call_site,
 100                  const void *ptr,
 101                  size_t bytes_req,
 102                  size_t bytes_alloc,
 103                  gfp_t gfp_flags,
 104                  int node),
 105
 106         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
 107
 108         TP_STRUCT__entry(
 109                 __field(        unsigned long,  call_site       )
 110                 __field(        const void *,   ptr             )
 111                 __field(        size_t,         bytes_req       )
 112                 __field(        size_t,         bytes_alloc     )
 113                 __field(        gfp_t,          gfp_flags       )
 114                 __field(        int,            node            )
 115         ),
 116
 117         TP_fast_assign(
 118                 __entry->call_site      = call_site;
 119                 __entry->ptr            = ptr;
 120                 __entry->bytes_req      = bytes_req;
 121                 __entry->bytes_alloc    = bytes_alloc;
 122                 __entry->gfp_flags      = gfp_flags;
 123                 __entry->node           = node;
 124         ),
 125
 126         TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
 127                 __entry->call_site,
 128                 __entry->ptr,
 129                 __entry->bytes_req,
 130                 __entry->bytes_alloc,
 131                 show_gfp_flags(__entry->gfp_flags),
 132                 __entry->node)
 133 );
 134
 135 DEFINE_EVENT(kmem_alloc_node, kmalloc_node,
 136
 137         TP_PROTO(unsigned long call_site, const void *ptr,
 138                  size_t bytes_req, size_t bytes_alloc,
 139                  gfp_t gfp_flags, int node),
 140
 141         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 142 );
 143
 144 DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node,
 145
 146         TP_PROTO(unsigned long call_site, const void *ptr,
 147                  size_t bytes_req, size_t bytes_alloc,
 148                  gfp_t gfp_flags, int node),
 149
 150         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 151 );
 152
 153 DECLARE_EVENT_CLASS(kmem_free,
 154
 155         TP_PROTO(unsigned long call_site, const void *ptr),
 156
 157         TP_ARGS(call_site, ptr),
 158
 159         TP_STRUCT__entry(
 160                 __field(        unsigned long,  call_site       )
 161                 __field(        const void *,   ptr             )
 162         ),
 163
 164         TP_fast_assign(
 165                 __entry->call_site      = call_site;
 166                 __entry->ptr            = ptr;
 167         ),
 168
 169         TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
 170 );
 171
 172 DEFINE_EVENT(kmem_free, kfree,
 173
 174         TP_PROTO(unsigned long call_site, const void *ptr),
 175
 176         TP_ARGS(call_site, ptr)
 177 );
 178
 179 DEFINE_EVENT(kmem_free, kmem_cache_free,
 180
 181         TP_PROTO(unsigned long call_site, const void *ptr),
 182
 183         TP_ARGS(call_site, ptr)
 184 );
 185
 186 TRACE_EVENT(mm_page_free_direct,
 187
 188         TP_PROTO(struct page *page, unsigned int order),
 189
 190         TP_ARGS(page, order),
 191
 192         TP_STRUCT__entry(
 193                 __field(        struct page *,  page            )
 194                 __field(        unsigned int,   order           )
 195         ),
 196
 197         TP_fast_assign(
 198                 __entry->page           = page;
 199                 __entry->order          = order;
 200         ),
 201
 202         TP_printk("page=%p pfn=%lu order=%d",
 203                         __entry->page,
 204                         page_to_pfn(__entry->page),
 205                         __entry->order)
 206 );
 207
 208 TRACE_EVENT(mm_pagevec_free,
 209
 210         TP_PROTO(struct page *page, int cold),
 211
 212         TP_ARGS(page, cold),
 213
 214         TP_STRUCT__entry(
 215                 __field(        struct page *,  page            )
 216                 __field(        int,            cold            )
 217         ),
 218
 219         TP_fast_assign(
 220                 __entry->page           = page;
 221                 __entry->cold           = cold;
 222         ),
 223
 224         TP_printk("page=%p pfn=%lu order=0 cold=%d",
 225                         __entry->page,
 226                         page_to_pfn(__entry->page),
 227                         __entry->cold)
 228 );
 229
 230 TRACE_EVENT(mm_page_alloc,
 231
 232         TP_PROTO(struct page *page, unsigned int order,
 233                         gfp_t gfp_flags, int migratetype),
 234
 235         TP_ARGS(page, order, gfp_flags, migratetype),
 236
 237         TP_STRUCT__entry(
 238                 __field(        struct page *,  page            )
 239                 __field(        unsigned int,   order           )
 240                 __field(        gfp_t,          gfp_flags       )
 241                 __field(        int,            migratetype     )
 242         ),
 243
 244         TP_fast_assign(
 245                 __entry->page           = page;
 246                 __entry->order          = order;
 247                 __entry->gfp_flags      = gfp_flags;
 248                 __entry->migratetype    = migratetype;
 249         ),
 250
 251         TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
 252                 __entry->page,
 253                 page_to_pfn(__entry->page),
 254                 __entry->order,
 255                 __entry->migratetype,
 256                 show_gfp_flags(__entry->gfp_flags))
 257 );
 258
 259 DECLARE_EVENT_CLASS(mm_page,
 260
 261         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 262
 263         TP_ARGS(page, order, migratetype),
 264
 265         TP_STRUCT__entry(
 266                 __field(        struct page *,  page            )
 267                 __field(        unsigned int,   order           )
 268                 __field(        int,            migratetype     )
 269         ),
 270
 271         TP_fast_assign(
 272                 __entry->page           = page;
 273                 __entry->order          = order;
 274                 __entry->migratetype    = migratetype;
 275         ),
 276
 277         TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
 278                 __entry->page,
 279                 page_to_pfn(__entry->page),
 280                 __entry->order,
 281                 __entry->migratetype,
 282                 __entry->order == 0)
 283 );
 284
 285 DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
 286
 287         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 288
 289         TP_ARGS(page, order, migratetype)
 290 );
 291
 292 DEFINE_EVENT_PRINT(mm_page, mm_page_pcpu_drain,
 293
 294         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 295
 296         TP_ARGS(page, order, migratetype),
 297
 298         TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
 299                 __entry->page, page_to_pfn(__entry->page),
 300                 __entry->order, __entry->migratetype)
 301 );
 302
 303 TRACE_EVENT(mm_page_alloc_extfrag,
 304
 305         TP_PROTO(struct page *page,
 306                         int alloc_order, int fallback_order,
 307                         int alloc_migratetype, int fallback_migratetype),
 308
 309         TP_ARGS(page,
 310                 alloc_order, fallback_order,
 311                 alloc_migratetype, fallback_migratetype),
 312
 313         TP_STRUCT__entry(
 314                 __field(        struct page *,  page                    )
 315                 __field(        int,            alloc_order             )
 316                 __field(        int,            fallback_order          )
 317                 __field(        int,            alloc_migratetype       )
 318                 __field(        int,            fallback_migratetype    )
 319         ),
 320
 321         TP_fast_assign(
 322                 __entry->page                   = page;
 323                 __entry->alloc_order            = alloc_order;
 324                 __entry->fallback_order         = fallback_order;
 325                 __entry->alloc_migratetype      = alloc_migratetype;
 326                 __entry->fallback_migratetype   = fallback_migratetype;
 327         ),
 328
 329         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",
 330                 __entry->page,
 331                 page_to_pfn(__entry->page),
 332                 __entry->alloc_order,
 333                 __entry->fallback_order,
 334                 pageblock_order,
 335                 __entry->alloc_migratetype,
 336                 __entry->fallback_migratetype,
 337                 __entry->fallback_order < pageblock_order,
 338                 __entry->alloc_migratetype == __entry->fallback_migratetype)
 339 );
 340
 341 #endif /* _TRACE_KMEM_H */
 342
 343 /* This part must be outside protection */
 344 #include <trace/define_trace.h>