x86: add specific support for Intel Atom architecture
[linux-2.6.git] / include / trace / ftrace.h
1 /*
2  * Stage 1 of the trace events.
3  *
4  * Override the macros in <trace/trace_events.h> to include the following:
5  *
6  * struct ftrace_raw_<call> {
7  *      struct trace_entry              ent;
8  *      <type>                          <item>;
9  *      <type2>                         <item2>[<len>];
10  *      [...]
11  * };
12  *
13  * The <type> <item> is created by the __field(type, item) macro or
14  * the __array(type2, item2, len) macro.
15  * We simply do "type item;", and that will create the fields
16  * in the structure.
17  */
18
19 #include <linux/ftrace_event.h>
20
21 #undef __field
22 #define __field(type, item)             type    item;
23
24 #undef __array
25 #define __array(type, item, len)        type    item[len];
26
27 #undef __dynamic_array
28 #define __dynamic_array(type, item, len) unsigned short __data_loc_##item;
29
30 #undef __string
31 #define __string(item, src) __dynamic_array(char, item, -1)
32
33 #undef TP_STRUCT__entry
34 #define TP_STRUCT__entry(args...) args
35
36 #undef TRACE_EVENT
37 #define TRACE_EVENT(name, proto, args, tstruct, assign, print)  \
38         struct ftrace_raw_##name {                              \
39                 struct trace_entry      ent;                    \
40                 tstruct                                         \
41                 char                    __data[0];              \
42         };                                                      \
43         static struct ftrace_event_call event_##name
44
45 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
46
47
48 /*
49  * Stage 2 of the trace events.
50  *
51  * Include the following:
52  *
53  * struct ftrace_data_offsets_<call> {
54  *      int                             <item1>;
55  *      int                             <item2>;
56  *      [...]
57  * };
58  *
59  * The __dynamic_array() macro will create each int <item>, this is
60  * to keep the offset of each array from the beginning of the event.
61  */
62
63 #undef __field
64 #define __field(type, item);
65
66 #undef __array
67 #define __array(type, item, len)
68
69 #undef __dynamic_array
70 #define __dynamic_array(type, item, len)        int item;
71
72 #undef __string
73 #define __string(item, src) __dynamic_array(char, item, -1)
74
75 #undef TRACE_EVENT
76 #define TRACE_EVENT(call, proto, args, tstruct, assign, print)          \
77         struct ftrace_data_offsets_##call {                             \
78                 tstruct;                                                \
79         };
80
81 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
82
83 /*
84  * Setup the showing format of trace point.
85  *
86  * int
87  * ftrace_format_##call(struct trace_seq *s)
88  * {
89  *      struct ftrace_raw_##call field;
90  *      int ret;
91  *
92  *      ret = trace_seq_printf(s, #type " " #item ";"
93  *                             " offset:%u; size:%u;\n",
94  *                             offsetof(struct ftrace_raw_##call, item),
95  *                             sizeof(field.type));
96  *
97  * }
98  */
99
100 #undef TP_STRUCT__entry
101 #define TP_STRUCT__entry(args...) args
102
103 #undef __field
104 #define __field(type, item)                                     \
105         ret = trace_seq_printf(s, "\tfield:" #type " " #item ";\t"      \
106                                "offset:%u;\tsize:%u;\n",                \
107                                (unsigned int)offsetof(typeof(field), item), \
108                                (unsigned int)sizeof(field.item));       \
109         if (!ret)                                                       \
110                 return 0;
111
112 #undef __array
113 #define __array(type, item, len)                                                \
114         ret = trace_seq_printf(s, "\tfield:" #type " " #item "[" #len "];\t"    \
115                                "offset:%u;\tsize:%u;\n",                \
116                                (unsigned int)offsetof(typeof(field), item), \
117                                (unsigned int)sizeof(field.item));       \
118         if (!ret)                                                       \
119                 return 0;
120
121 #undef __dynamic_array
122 #define __dynamic_array(type, item, len)                                       \
123         ret = trace_seq_printf(s, "\tfield:__data_loc " #item ";\t"            \
124                                "offset:%u;\tsize:%u;\n",                       \
125                                (unsigned int)offsetof(typeof(field),           \
126                                         __data_loc_##item),                    \
127                                (unsigned int)sizeof(field.__data_loc_##item)); \
128         if (!ret)                                                              \
129                 return 0;
130
131 #undef __string
132 #define __string(item, src) __dynamic_array(char, item, -1)
133
134 #undef __entry
135 #define __entry REC
136
137 #undef __print_symbolic
138 #undef __get_dynamic_array
139 #undef __get_str
140
141 #undef TP_printk
142 #define TP_printk(fmt, args...) "%s, %s\n", #fmt, __stringify(args)
143
144 #undef TP_fast_assign
145 #define TP_fast_assign(args...) args
146
147 #undef TP_perf_assign
148 #define TP_perf_assign(args...)
149
150 #undef TRACE_EVENT
151 #define TRACE_EVENT(call, proto, args, tstruct, func, print)            \
152 static int                                                              \
153 ftrace_format_##call(struct trace_seq *s)                               \
154 {                                                                       \
155         struct ftrace_raw_##call field __attribute__((unused));         \
156         int ret = 0;                                                    \
157                                                                         \
158         tstruct;                                                        \
159                                                                         \
160         trace_seq_printf(s, "\nprint fmt: " print);                     \
161                                                                         \
162         return ret;                                                     \
163 }
164
165 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
166
167 /*
168  * Stage 3 of the trace events.
169  *
170  * Override the macros in <trace/trace_events.h> to include the following:
171  *
172  * enum print_line_t
173  * ftrace_raw_output_<call>(struct trace_iterator *iter, int flags)
174  * {
175  *      struct trace_seq *s = &iter->seq;
176  *      struct ftrace_raw_<call> *field; <-- defined in stage 1
177  *      struct trace_entry *entry;
178  *      struct trace_seq *p;
179  *      int ret;
180  *
181  *      entry = iter->ent;
182  *
183  *      if (entry->type != event_<call>.id) {
184  *              WARN_ON_ONCE(1);
185  *              return TRACE_TYPE_UNHANDLED;
186  *      }
187  *
188  *      field = (typeof(field))entry;
189  *
190  *      p = get_cpu_var(ftrace_event_seq);
191  *      trace_seq_init(p);
192  *      ret = trace_seq_printf(s, <TP_printk> "\n");
193  *      put_cpu();
194  *      if (!ret)
195  *              return TRACE_TYPE_PARTIAL_LINE;
196  *
197  *      return TRACE_TYPE_HANDLED;
198  * }
199  *
200  * This is the method used to print the raw event to the trace
201  * output format. Note, this is not needed if the data is read
202  * in binary.
203  */
204
205 #undef __entry
206 #define __entry field
207
208 #undef TP_printk
209 #define TP_printk(fmt, args...) fmt "\n", args
210
211 #undef __get_dynamic_array
212 #define __get_dynamic_array(field)      \
213                 ((void *)__entry + __entry->__data_loc_##field)
214
215 #undef __get_str
216 #define __get_str(field) (char *)__get_dynamic_array(field)
217
218 #undef __print_flags
219 #define __print_flags(flag, delim, flag_array...)                       \
220         ({                                                              \
221                 static const struct trace_print_flags flags[] =         \
222                         { flag_array, { -1, NULL }};                    \
223                 ftrace_print_flags_seq(p, delim, flag, flags);          \
224         })
225
226 #undef __print_symbolic
227 #define __print_symbolic(value, symbol_array...)                        \
228         ({                                                              \
229                 static const struct trace_print_flags symbols[] =       \
230                         { symbol_array, { -1, NULL }};                  \
231                 ftrace_print_symbols_seq(p, value, symbols);            \
232         })
233
234 #undef TRACE_EVENT
235 #define TRACE_EVENT(call, proto, args, tstruct, assign, print)          \
236 enum print_line_t                                                       \
237 ftrace_raw_output_##call(struct trace_iterator *iter, int flags)        \
238 {                                                                       \
239         struct trace_seq *s = &iter->seq;                               \
240         struct ftrace_raw_##call *field;                                \
241         struct trace_entry *entry;                                      \
242         struct trace_seq *p;                                            \
243         int ret;                                                        \
244                                                                         \
245         entry = iter->ent;                                              \
246                                                                         \
247         if (entry->type != event_##call.id) {                           \
248                 WARN_ON_ONCE(1);                                        \
249                 return TRACE_TYPE_UNHANDLED;                            \
250         }                                                               \
251                                                                         \
252         field = (typeof(field))entry;                                   \
253                                                                         \
254         p = &get_cpu_var(ftrace_event_seq);                             \
255         trace_seq_init(p);                                              \
256         ret = trace_seq_printf(s, #call ": " print);                    \
257         put_cpu();                                                      \
258         if (!ret)                                                       \
259                 return TRACE_TYPE_PARTIAL_LINE;                         \
260                                                                         \
261         return TRACE_TYPE_HANDLED;                                      \
262 }
263         
264 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
265
266 #undef __field
267 #define __field(type, item)                                             \
268         ret = trace_define_field(event_call, #type, #item,              \
269                                  offsetof(typeof(field), item),         \
270                                  sizeof(field.item), is_signed_type(type));     \
271         if (ret)                                                        \
272                 return ret;
273
274 #undef __array
275 #define __array(type, item, len)                                        \
276         BUILD_BUG_ON(len > MAX_FILTER_STR_VAL);                         \
277         ret = trace_define_field(event_call, #type "[" #len "]", #item, \
278                                  offsetof(typeof(field), item),         \
279                                  sizeof(field.item), 0);                \
280         if (ret)                                                        \
281                 return ret;
282
283 #undef __dynamic_array
284 #define __dynamic_array(type, item, len)                                       \
285         ret = trace_define_field(event_call, "__data_loc" "[" #type "]", #item,\
286                                 offsetof(typeof(field), __data_loc_##item),    \
287                                  sizeof(field.__data_loc_##item), 0);
288
289 #undef __string
290 #define __string(item, src) __dynamic_array(char, item, -1)
291
292 #undef TRACE_EVENT
293 #define TRACE_EVENT(call, proto, args, tstruct, func, print)            \
294 int                                                                     \
295 ftrace_define_fields_##call(void)                                       \
296 {                                                                       \
297         struct ftrace_raw_##call field;                                 \
298         struct ftrace_event_call *event_call = &event_##call;           \
299         int ret;                                                        \
300                                                                         \
301         __common_field(int, type, 1);                                   \
302         __common_field(unsigned char, flags, 0);                        \
303         __common_field(unsigned char, preempt_count, 0);                \
304         __common_field(int, pid, 1);                                    \
305         __common_field(int, tgid, 1);                                   \
306                                                                         \
307         tstruct;                                                        \
308                                                                         \
309         return ret;                                                     \
310 }
311
312 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
313
314 /*
315  * remember the offset of each array from the beginning of the event.
316  */
317
318 #undef __entry
319 #define __entry entry
320
321 #undef __field
322 #define __field(type, item)
323
324 #undef __array
325 #define __array(type, item, len)
326
327 #undef __dynamic_array
328 #define __dynamic_array(type, item, len)                                \
329         __data_offsets->item = __data_size +                            \
330                                offsetof(typeof(*entry), __data);        \
331         __data_size += (len) * sizeof(type);
332
333 #undef __string
334 #define __string(item, src) __dynamic_array(char, item, strlen(src) + 1)       \
335
336 #undef TRACE_EVENT
337 #define TRACE_EVENT(call, proto, args, tstruct, assign, print)          \
338 static inline int ftrace_get_offsets_##call(                            \
339         struct ftrace_data_offsets_##call *__data_offsets, proto)       \
340 {                                                                       \
341         int __data_size = 0;                                            \
342         struct ftrace_raw_##call __maybe_unused *entry;                 \
343                                                                         \
344         tstruct;                                                        \
345                                                                         \
346         return __data_size;                                             \
347 }
348
349 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
350
351 #ifdef CONFIG_EVENT_PROFILE
352
353 /*
354  * Generate the functions needed for tracepoint perf_counter support.
355  *
356  * NOTE: The insertion profile callback (ftrace_profile_<call>) is defined later
357  *
358  * static int ftrace_profile_enable_<call>(struct ftrace_event_call *event_call)
359  * {
360  *      int ret = 0;
361  *
362  *      if (!atomic_inc_return(&event_call->profile_count))
363  *              ret = register_trace_<call>(ftrace_profile_<call>);
364  *
365  *      return ret;
366  * }
367  *
368  * static void ftrace_profile_disable_<call>(struct ftrace_event_call *event_call)
369  * {
370  *      if (atomic_add_negative(-1, &event->call->profile_count))
371  *              unregister_trace_<call>(ftrace_profile_<call>);
372  * }
373  *
374  */
375
376 #undef TRACE_EVENT
377 #define TRACE_EVENT(call, proto, args, tstruct, assign, print)          \
378                                                                         \
379 static void ftrace_profile_##call(proto);                               \
380                                                                         \
381 static int ftrace_profile_enable_##call(struct ftrace_event_call *event_call) \
382 {                                                                       \
383         int ret = 0;                                                    \
384                                                                         \
385         if (!atomic_inc_return(&event_call->profile_count))             \
386                 ret = register_trace_##call(ftrace_profile_##call);     \
387                                                                         \
388         return ret;                                                     \
389 }                                                                       \
390                                                                         \
391 static void ftrace_profile_disable_##call(struct ftrace_event_call *event_call)\
392 {                                                                       \
393         if (atomic_add_negative(-1, &event_call->profile_count))        \
394                 unregister_trace_##call(ftrace_profile_##call);         \
395 }
396
397 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
398
399 #endif
400
401 /*
402  * Stage 4 of the trace events.
403  *
404  * Override the macros in <trace/trace_events.h> to include the following:
405  *
406  * static void ftrace_event_<call>(proto)
407  * {
408  *      event_trace_printk(_RET_IP_, "<call>: " <fmt>);
409  * }
410  *
411  * static int ftrace_reg_event_<call>(void)
412  * {
413  *      int ret;
414  *
415  *      ret = register_trace_<call>(ftrace_event_<call>);
416  *      if (!ret)
417  *              pr_info("event trace: Could not activate trace point "
418  *                      "probe to  <call>");
419  *      return ret;
420  * }
421  *
422  * static void ftrace_unreg_event_<call>(void)
423  * {
424  *      unregister_trace_<call>(ftrace_event_<call>);
425  * }
426  *
427  *
428  * For those macros defined with TRACE_EVENT:
429  *
430  * static struct ftrace_event_call event_<call>;
431  *
432  * static void ftrace_raw_event_<call>(proto)
433  * {
434  *      struct ring_buffer_event *event;
435  *      struct ftrace_raw_<call> *entry; <-- defined in stage 1
436  *      unsigned long irq_flags;
437  *      int pc;
438  *
439  *      local_save_flags(irq_flags);
440  *      pc = preempt_count();
441  *
442  *      event = trace_current_buffer_lock_reserve(event_<call>.id,
443  *                                sizeof(struct ftrace_raw_<call>),
444  *                                irq_flags, pc);
445  *      if (!event)
446  *              return;
447  *      entry   = ring_buffer_event_data(event);
448  *
449  *      <assign>;  <-- Here we assign the entries by the __field and
450  *                      __array macros.
451  *
452  *      trace_current_buffer_unlock_commit(event, irq_flags, pc);
453  * }
454  *
455  * static int ftrace_raw_reg_event_<call>(void)
456  * {
457  *      int ret;
458  *
459  *      ret = register_trace_<call>(ftrace_raw_event_<call>);
460  *      if (!ret)
461  *              pr_info("event trace: Could not activate trace point "
462  *                      "probe to <call>");
463  *      return ret;
464  * }
465  *
466  * static void ftrace_unreg_event_<call>(void)
467  * {
468  *      unregister_trace_<call>(ftrace_raw_event_<call>);
469  * }
470  *
471  * static struct trace_event ftrace_event_type_<call> = {
472  *      .trace                  = ftrace_raw_output_<call>, <-- stage 2
473  * };
474  *
475  * static int ftrace_raw_init_event_<call>(void)
476  * {
477  *      int id;
478  *
479  *      id = register_ftrace_event(&ftrace_event_type_<call>);
480  *      if (!id)
481  *              return -ENODEV;
482  *      event_<call>.id = id;
483  *      return 0;
484  * }
485  *
486  * static struct ftrace_event_call __used
487  * __attribute__((__aligned__(4)))
488  * __attribute__((section("_ftrace_events"))) event_<call> = {
489  *      .name                   = "<call>",
490  *      .system                 = "<system>",
491  *      .raw_init               = ftrace_raw_init_event_<call>,
492  *      .regfunc                = ftrace_reg_event_<call>,
493  *      .unregfunc              = ftrace_unreg_event_<call>,
494  *      .show_format            = ftrace_format_<call>,
495  * }
496  *
497  */
498
499 #undef TP_FMT
500 #define TP_FMT(fmt, args...)    fmt "\n", ##args
501
502 #ifdef CONFIG_EVENT_PROFILE
503
504 #define _TRACE_PROFILE_INIT(call)                                       \
505         .profile_count = ATOMIC_INIT(-1),                               \
506         .profile_enable = ftrace_profile_enable_##call,                 \
507         .profile_disable = ftrace_profile_disable_##call,
508
509 #else
510 #define _TRACE_PROFILE_INIT(call)
511 #endif
512
513 #undef __entry
514 #define __entry entry
515
516 #undef __field
517 #define __field(type, item)
518
519 #undef __array
520 #define __array(type, item, len)
521
522 #undef __dynamic_array
523 #define __dynamic_array(type, item, len)                                \
524         __entry->__data_loc_##item = __data_offsets.item;
525
526 #undef __string
527 #define __string(item, src) __dynamic_array(char, item, -1)             \
528
529 #undef __assign_str
530 #define __assign_str(dst, src)                                          \
531         strcpy(__get_str(dst), src);
532
533 #undef TRACE_EVENT
534 #define TRACE_EVENT(call, proto, args, tstruct, assign, print)          \
535                                                                         \
536 static struct ftrace_event_call event_##call;                           \
537                                                                         \
538 static void ftrace_raw_event_##call(proto)                              \
539 {                                                                       \
540         struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
541         struct ftrace_event_call *event_call = &event_##call;           \
542         struct ring_buffer_event *event;                                \
543         struct ftrace_raw_##call *entry;                                \
544         unsigned long irq_flags;                                        \
545         int __data_size;                                                \
546         int pc;                                                         \
547                                                                         \
548         local_save_flags(irq_flags);                                    \
549         pc = preempt_count();                                           \
550                                                                         \
551         __data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
552                                                                         \
553         event = trace_current_buffer_lock_reserve(event_##call.id,      \
554                                  sizeof(*entry) + __data_size,          \
555                                  irq_flags, pc);                        \
556         if (!event)                                                     \
557                 return;                                                 \
558         entry   = ring_buffer_event_data(event);                        \
559                                                                         \
560                                                                         \
561         tstruct                                                         \
562                                                                         \
563         { assign; }                                                     \
564                                                                         \
565         if (!filter_current_check_discard(event_call, entry, event))    \
566                 trace_nowake_buffer_unlock_commit(event, irq_flags, pc); \
567 }                                                                       \
568                                                                         \
569 static int ftrace_raw_reg_event_##call(void)                            \
570 {                                                                       \
571         int ret;                                                        \
572                                                                         \
573         ret = register_trace_##call(ftrace_raw_event_##call);           \
574         if (ret)                                                        \
575                 pr_info("event trace: Could not activate trace point "  \
576                         "probe to " #call "\n");                        \
577         return ret;                                                     \
578 }                                                                       \
579                                                                         \
580 static void ftrace_raw_unreg_event_##call(void)                         \
581 {                                                                       \
582         unregister_trace_##call(ftrace_raw_event_##call);               \
583 }                                                                       \
584                                                                         \
585 static struct trace_event ftrace_event_type_##call = {                  \
586         .trace                  = ftrace_raw_output_##call,             \
587 };                                                                      \
588                                                                         \
589 static int ftrace_raw_init_event_##call(void)                           \
590 {                                                                       \
591         int id;                                                         \
592                                                                         \
593         id = register_ftrace_event(&ftrace_event_type_##call);          \
594         if (!id)                                                        \
595                 return -ENODEV;                                         \
596         event_##call.id = id;                                           \
597         INIT_LIST_HEAD(&event_##call.fields);                           \
598         init_preds(&event_##call);                                      \
599         return 0;                                                       \
600 }                                                                       \
601                                                                         \
602 static struct ftrace_event_call __used                                  \
603 __attribute__((__aligned__(4)))                                         \
604 __attribute__((section("_ftrace_events"))) event_##call = {             \
605         .name                   = #call,                                \
606         .system                 = __stringify(TRACE_SYSTEM),            \
607         .event                  = &ftrace_event_type_##call,            \
608         .raw_init               = ftrace_raw_init_event_##call,         \
609         .regfunc                = ftrace_raw_reg_event_##call,          \
610         .unregfunc              = ftrace_raw_unreg_event_##call,        \
611         .show_format            = ftrace_format_##call,                 \
612         .define_fields          = ftrace_define_fields_##call,          \
613         _TRACE_PROFILE_INIT(call)                                       \
614 }
615
616 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
617
618 /*
619  * Define the insertion callback to profile events
620  *
621  * The job is very similar to ftrace_raw_event_<call> except that we don't
622  * insert in the ring buffer but in a perf counter.
623  *
624  * static void ftrace_profile_<call>(proto)
625  * {
626  *      struct ftrace_data_offsets_<call> __maybe_unused __data_offsets;
627  *      struct ftrace_event_call *event_call = &event_<call>;
628  *      extern void perf_tpcounter_event(int, u64, u64, void *, int);
629  *      struct ftrace_raw_##call *entry;
630  *      u64 __addr = 0, __count = 1;
631  *      unsigned long irq_flags;
632  *      int __entry_size;
633  *      int __data_size;
634  *      int pc;
635  *
636  *      local_save_flags(irq_flags);
637  *      pc = preempt_count();
638  *
639  *      __data_size = ftrace_get_offsets_<call>(&__data_offsets, args);
640  *
641  *      // Below we want to get the aligned size by taking into account
642  *      // the u32 field that will later store the buffer size
643  *      __entry_size = ALIGN(__data_size + sizeof(*entry) + sizeof(u32),
644  *                           sizeof(u64));
645  *      __entry_size -= sizeof(u32);
646  *
647  *      do {
648  *              char raw_data[__entry_size]; <- allocate our sample in the stack
649  *              struct trace_entry *ent;
650  *
651  *              zero dead bytes from alignment to avoid stack leak to userspace:
652  *
653  *              *(u64 *)(&raw_data[__entry_size - sizeof(u64)]) = 0ULL;
654  *              entry = (struct ftrace_raw_<call> *)raw_data;
655  *              ent = &entry->ent;
656  *              tracing_generic_entry_update(ent, irq_flags, pc);
657  *              ent->type = event_call->id;
658  *
659  *              <tstruct> <- do some jobs with dynamic arrays
660  *
661  *              <assign>  <- affect our values
662  *
663  *              perf_tpcounter_event(event_call->id, __addr, __count, entry,
664  *                           __entry_size);  <- submit them to perf counter
665  *      } while (0);
666  *
667  * }
668  */
669
670 #ifdef CONFIG_EVENT_PROFILE
671
672 #undef __perf_addr
673 #define __perf_addr(a) __addr = (a)
674
675 #undef __perf_count
676 #define __perf_count(c) __count = (c)
677
678 #undef TRACE_EVENT
679 #define TRACE_EVENT(call, proto, args, tstruct, assign, print)          \
680 static void ftrace_profile_##call(proto)                                \
681 {                                                                       \
682         struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
683         struct ftrace_event_call *event_call = &event_##call;           \
684         extern void perf_tpcounter_event(int, u64, u64, void *, int);   \
685         struct ftrace_raw_##call *entry;                                \
686         u64 __addr = 0, __count = 1;                                    \
687         unsigned long irq_flags;                                        \
688         int __entry_size;                                               \
689         int __data_size;                                                \
690         int pc;                                                         \
691                                                                         \
692         local_save_flags(irq_flags);                                    \
693         pc = preempt_count();                                           \
694                                                                         \
695         __data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
696         __entry_size = ALIGN(__data_size + sizeof(*entry) + sizeof(u32),\
697                              sizeof(u64));                              \
698         __entry_size -= sizeof(u32);                                    \
699                                                                         \
700         do {                                                            \
701                 char raw_data[__entry_size];                            \
702                 struct trace_entry *ent;                                \
703                                                                         \
704                 *(u64 *)(&raw_data[__entry_size - sizeof(u64)]) = 0ULL; \
705                 entry = (struct ftrace_raw_##call *)raw_data;           \
706                 ent = &entry->ent;                                      \
707                 tracing_generic_entry_update(ent, irq_flags, pc);       \
708                 ent->type = event_call->id;                             \
709                                                                         \
710                 tstruct                                                 \
711                                                                         \
712                 { assign; }                                             \
713                                                                         \
714                 perf_tpcounter_event(event_call->id, __addr, __count, entry,\
715                              __entry_size);                             \
716         } while (0);                                                    \
717                                                                         \
718 }
719
720 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
721 #endif /* CONFIG_EVENT_PROFILE */
722
723 #undef _TRACE_PROFILE_INIT
724