instrumentation/events/lttng-module/kmem.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM kmem
   3
   4 #if !defined(LTTNG_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_KMEM_H
   6
   7 #include "../../../probes/lttng-tracepoint-event.h"
   8 #include <linux/types.h>
   9 #include <linux/version.h>
  10 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
  11 #include <trace/events/gfpflags.h>
  12 #endif
  13
  14 LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc,
  15
  16         TP_PROTO(unsigned long call_site,
  17                  const void *ptr,
  18                  size_t bytes_req,
  19                  size_t bytes_alloc,
  20                  gfp_t gfp_flags),
  21
  22         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
  23
  24         TP_FIELDS(
  25                 ctf_integer_hex(unsigned long, call_site, call_site)
  26                 ctf_integer_hex(const void *, ptr, ptr)
  27                 ctf_integer(size_t, bytes_req, bytes_req)
  28                 ctf_integer(size_t, bytes_alloc, bytes_alloc)
  29                 ctf_integer(gfp_t, gfp_flags, gfp_flags)
  30         )
  31 )
  32
  33 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc, kmalloc,
  34
  35         kmem_kmalloc,
  36
  37         TP_PROTO(unsigned long call_site, const void *ptr,
  38                  size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
  39
  40         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
  41 )
  42
  43 LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc, kmem_cache_alloc,
  44
  45         TP_PROTO(unsigned long call_site, const void *ptr,
  46                  size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
  47
  48         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
  49 )
  50
  51 LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc_node,
  52
  53         TP_PROTO(unsigned long call_site,
  54                  const void *ptr,
  55                  size_t bytes_req,
  56                  size_t bytes_alloc,
  57                  gfp_t gfp_flags,
  58                  int node),
  59
  60         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
  61
  62         TP_FIELDS(
  63                 ctf_integer_hex(unsigned long, call_site, call_site)
  64                 ctf_integer_hex(const void *, ptr, ptr)
  65                 ctf_integer(size_t, bytes_req, bytes_req)
  66                 ctf_integer(size_t, bytes_alloc, bytes_alloc)
  67                 ctf_integer(gfp_t, gfp_flags, gfp_flags)
  68                 ctf_integer(int, node, node)
  69         )
  70 )
  71
  72 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc_node, kmalloc_node,
  73
  74         kmem_kmalloc_node,
  75
  76         TP_PROTO(unsigned long call_site, const void *ptr,
  77                  size_t bytes_req, size_t bytes_alloc,
  78                  gfp_t gfp_flags, int node),
  79
  80         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
  81 )
  82
  83 LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc_node, kmem_cache_alloc_node,
  84
  85         TP_PROTO(unsigned long call_site, const void *ptr,
  86                  size_t bytes_req, size_t bytes_alloc,
  87                  gfp_t gfp_flags, int node),
  88
  89         TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
  90 )
  91
  92 LTTNG_TRACEPOINT_EVENT_CLASS(kmem_free,
  93
  94         TP_PROTO(unsigned long call_site, const void *ptr),
  95
  96         TP_ARGS(call_site, ptr),
  97
  98         TP_FIELDS(
  99                 ctf_integer_hex(unsigned long, call_site, call_site)
 100                 ctf_integer_hex(const void *, ptr, ptr)
 101         )
 102 )
 103
 104 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_free, kfree,
 105
 106         kmem_kfree,
 107
 108         TP_PROTO(unsigned long call_site, const void *ptr),
 109
 110         TP_ARGS(call_site, ptr)
 111 )
 112
 113 LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_free, kmem_cache_free,
 114
 115         TP_PROTO(unsigned long call_site, const void *ptr),
 116
 117         TP_ARGS(call_site, ptr)
 118 )
 119
 120 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
 121 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 122 LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free, kmem_mm_page_free,
 123 #else
 124 LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free_direct, kmem_mm_page_free_direct,
 125 #endif
 126
 127         TP_PROTO(struct page *page, unsigned int order),
 128
 129         TP_ARGS(page, order),
 130
 131         TP_FIELDS(
 132                 ctf_integer_hex(struct page *, page, page)
 133                 ctf_integer(unsigned int, order, order)
 134         )
 135 )
 136
 137 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 138 LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free_batched, kmem_mm_page_free_batched,
 139 #else
 140 LTTNG_TRACEPOINT_EVENT_MAP(mm_pagevec_free, kmem_pagevec_free,
 141 #endif
 142
 143         TP_PROTO(struct page *page, int cold),
 144
 145         TP_ARGS(page, cold),
 146
 147         TP_FIELDS(
 148                 ctf_integer_hex(struct page *, page, page)
 149                 ctf_integer(int, cold, cold)
 150         )
 151 )
 152
 153 LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc, kmem_mm_page_alloc,
 154
 155         TP_PROTO(struct page *page, unsigned int order,
 156                         gfp_t gfp_flags, int migratetype),
 157
 158         TP_ARGS(page, order, gfp_flags, migratetype),
 159
 160         TP_FIELDS(
 161                 ctf_integer_hex(struct page *, page, page)
 162                 ctf_integer(unsigned int, order, order)
 163                 ctf_integer(gfp_t, gfp_flags, gfp_flags)
 164                 ctf_integer(int, migratetype, migratetype)
 165         )
 166 )
 167
 168 LTTNG_TRACEPOINT_EVENT_CLASS(kmem_mm_page,
 169
 170         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 171
 172         TP_ARGS(page, order, migratetype),
 173
 174         TP_FIELDS(
 175                 ctf_integer_hex(struct page *, page, page)
 176                 ctf_integer(unsigned int, order, order)
 177                 ctf_integer(int, migratetype, migratetype)
 178         )
 179 )
 180
 181 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_alloc_zone_locked,
 182
 183         kmem_mm_page_alloc_zone_locked,
 184
 185         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 186
 187         TP_ARGS(page, order, migratetype)
 188 )
 189
 190 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_pcpu_drain,
 191
 192         kmem_mm_page_pcpu_drain,
 193
 194 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
 195         TP_PROTO(struct page *page, unsigned int order, int migratetype),
 196 #else
 197         TP_PROTO(struct page *page, int order, int migratetype),
 198 #endif
 199
 200         TP_ARGS(page, order, migratetype)
 201 )
 202
 203 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,2)       \
 204         || LTTNG_KERNEL_RANGE(3,14,36, 3,15,0))
 205
 206 LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
 207
 208         TP_PROTO(struct page *page,
 209                 int alloc_order, int fallback_order,
 210                 int alloc_migratetype, int fallback_migratetype),
 211
 212         TP_ARGS(page,
 213                 alloc_order, fallback_order,
 214                 alloc_migratetype, fallback_migratetype),
 215
 216         TP_STRUCT__entry(
 217                 __field_hex(    struct page *,  page                    )
 218                 __field(        int,            alloc_order             )
 219                 __field(        int,            fallback_order          )
 220                 __field(        int,            alloc_migratetype       )
 221                 __field(        int,            fallback_migratetype    )
 222                 __field(        int,            change_ownership        )
 223         ),
 224
 225         TP_fast_assign(
 226                 tp_assign(page, page)
 227                 tp_assign(alloc_order, alloc_order)
 228                 tp_assign(fallback_order, fallback_order)
 229                 tp_assign(alloc_migratetype, alloc_migratetype)
 230                 tp_assign(fallback_migratetype, fallback_migratetype)
 231                 tp_assign(change_ownership,
 232                         (alloc_migratetype == get_pageblock_migratetype(page)))
 233         ),
 234
 235         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",
 236                 __entry->page,
 237                 page_to_pfn(__entry->page),
 238                 __entry->alloc_order,
 239                 __entry->fallback_order,
 240                 pageblock_order,
 241                 __entry->alloc_migratetype,
 242                 __entry->fallback_migratetype,
 243                 __entry->fallback_order < pageblock_order,
 244                 __entry->change_ownership)
 245 )
 246
 247 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,30))
 248
 249 LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
 250
 251         TP_PROTO(struct page *page,
 252                 int alloc_order, int fallback_order,
 253                 int alloc_migratetype, int fallback_migratetype, int new_migratetype),
 254
 255         TP_ARGS(page,
 256                 alloc_order, fallback_order,
 257                 alloc_migratetype, fallback_migratetype, new_migratetype),
 258
 259         TP_STRUCT__entry(
 260                 __field_hex(    struct page *,  page                    )
 261                 __field(        int,            alloc_order             )
 262                 __field(        int,            fallback_order          )
 263                 __field(        int,            alloc_migratetype       )
 264                 __field(        int,            fallback_migratetype    )
 265                 __field(        int,            change_ownership        )
 266         ),
 267
 268         TP_fast_assign(
 269                 tp_assign(page, page)
 270                 tp_assign(alloc_order, alloc_order)
 271                 tp_assign(fallback_order, fallback_order)
 272                 tp_assign(alloc_migratetype, alloc_migratetype)
 273                 tp_assign(fallback_migratetype, fallback_migratetype)
 274                 tp_assign(change_ownership, (new_migratetype == alloc_migratetype))
 275         ),
 276
 277         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",
 278                 __entry->page,
 279                 page_to_pfn(__entry->page),
 280                 __entry->alloc_order,
 281                 __entry->fallback_order,
 282                 pageblock_order,
 283                 __entry->alloc_migratetype,
 284                 __entry->fallback_migratetype,
 285                 __entry->fallback_order < pageblock_order,
 286                 __entry->change_ownership)
 287 )
 288
 289 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
 290
 291 LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc_extfrag,
 292
 293         kmem_mm_page_alloc_extfrag,
 294
 295         TP_PROTO(struct page *page,
 296                         int alloc_order, int fallback_order,
 297                         int alloc_migratetype, int fallback_migratetype,
 298                         int change_ownership),
 299
 300         TP_ARGS(page,
 301                 alloc_order, fallback_order,
 302                 alloc_migratetype, fallback_migratetype,
 303                 change_ownership),
 304
 305         TP_FIELDS(
 306                 ctf_integer_hex(struct page *, page, page)
 307                 ctf_integer(int, alloc_order, alloc_order)
 308                 ctf_integer(int, fallback_order, fallback_order)
 309                 ctf_integer(int, alloc_migratetype, alloc_migratetype)
 310                 ctf_integer(int, fallback_migratetype, fallback_migratetype)
 311                 ctf_integer(int, change_ownership, change_ownership)
 312         )
 313 )
 314
 315 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 316
 317 LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc_extfrag,
 318
 319         kmem_mm_page_alloc_extfrag,
 320
 321         TP_PROTO(struct page *page,
 322                         int alloc_order, int fallback_order,
 323                         int alloc_migratetype, int fallback_migratetype),
 324
 325         TP_ARGS(page,
 326                 alloc_order, fallback_order,
 327                 alloc_migratetype, fallback_migratetype),
 328
 329         TP_FIELDS(
 330                 ctf_integer_hex(struct page *, page, page)
 331                 ctf_integer(int, alloc_order, alloc_order)
 332                 ctf_integer(int, fallback_order, fallback_order)
 333                 ctf_integer(int, alloc_migratetype, alloc_migratetype)
 334                 ctf_integer(int, fallback_migratetype, fallback_migratetype)
 335         )
 336 )
 337
 338 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
 339
 340 #endif
 341
 342 #endif /* LTTNG_TRACE_KMEM_H */
 343
 344 /* This part must be outside protection */
 345 #include "../../../probes/define_trace.h"