2 * Copyright 2006-2008 John Birrell <jb@FreeBSD.org>
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * Statically Defined Tracing (SDT) definitions.
36 #define _DTRACE_VERSION 1
38 #define DTRACE_PROBE(prov, name) { \
39 extern void __dtrace_##prov##___##name(void); \
40 __dtrace_##prov##___##name(); \
43 #define DTRACE_PROBE1(prov, name, arg1) { \
44 extern void __dtrace_##prov##___##name(unsigned long); \
45 __dtrace_##prov##___##name((unsigned long)arg1); \
48 #define DTRACE_PROBE2(prov, name, arg1, arg2) { \
49 extern void __dtrace_##prov##___##name(unsigned long, \
51 __dtrace_##prov##___##name((unsigned long)arg1, \
52 (unsigned long)arg2); \
55 #define DTRACE_PROBE3(prov, name, arg1, arg2, arg3) { \
56 extern void __dtrace_##prov##___##name(unsigned long, \
57 unsigned long, unsigned long); \
58 __dtrace_##prov##___##name((unsigned long)arg1, \
59 (unsigned long)arg2, (unsigned long)arg3); \
62 #define DTRACE_PROBE4(prov, name, arg1, arg2, arg3, arg4) { \
63 extern void __dtrace_##prov##___##name(unsigned long, \
64 unsigned long, unsigned long, unsigned long); \
65 __dtrace_##prov##___##name((unsigned long)arg1, \
66 (unsigned long)arg2, (unsigned long)arg3, \
67 (unsigned long)arg4); \
70 #define DTRACE_PROBE5(prov, name, arg1, arg2, arg3, arg4, arg5) { \
71 extern void __dtrace_##prov##___##name(unsigned long, \
72 unsigned long, unsigned long, unsigned long, unsigned long);\
73 __dtrace_##prov##___##name((unsigned long)arg1, \
74 (unsigned long)arg2, (unsigned long)arg3, \
75 (unsigned long)arg4, (unsigned long)arg5); \
80 #include <sys/cdefs.h>
81 #include <sys/linker_set.h>
85 #define SDT_PROVIDER_DEFINE(prov)
86 #define SDT_PROVIDER_DECLARE(prov)
87 #define SDT_PROBE_DEFINE(prov, mod, func, name)
88 #define SDT_PROBE_DECLARE(prov, mod, func, name)
89 #define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4)
90 #define SDT_PROBE_ARGTYPE(prov, mod, func, name, num, type, xtype)
92 #define SDT_PROBE_DEFINE0(prov, mod, func, name)
93 #define SDT_PROBE_DEFINE1(prov, mod, func, name, arg0)
94 #define SDT_PROBE_DEFINE2(prov, mod, func, name, arg0, arg1)
95 #define SDT_PROBE_DEFINE3(prov, mod, func, name, arg0, arg1, arg2)
96 #define SDT_PROBE_DEFINE4(prov, mod, func, name, arg0, arg1, arg2, arg3)
97 #define SDT_PROBE_DEFINE5(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4)
98 #define SDT_PROBE_DEFINE6(prov, mod, func, name, arg0, arg1, arg2, \
100 #define SDT_PROBE_DEFINE7(prov, mod, func, name, arg0, arg1, arg2, \
101 arg3, arg4, arg5, arg6)
103 #define SDT_PROBE0(prov, mod, func, name)
104 #define SDT_PROBE1(prov, mod, func, name, arg0)
105 #define SDT_PROBE2(prov, mod, func, name, arg0, arg1)
106 #define SDT_PROBE3(prov, mod, func, name, arg0, arg1, arg2)
107 #define SDT_PROBE4(prov, mod, func, name, arg0, arg1, arg2, arg3)
108 #define SDT_PROBE5(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4)
109 #define SDT_PROBE6(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4, arg5)
110 #define SDT_PROBE7(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4, arg5, \
113 #define SDT_PROBE_DEFINE0_XLATE(prov, mod, func, name)
114 #define SDT_PROBE_DEFINE1_XLATE(prov, mod, func, name, arg0, xarg0)
115 #define SDT_PROBE_DEFINE2_XLATE(prov, mod, func, name, arg0, xarg0, \
117 #define SDT_PROBE_DEFINE3_XLATE(prov, mod, func, name, arg0, xarg0, \
118 arg1, xarg1, arg2, xarg2)
119 #define SDT_PROBE_DEFINE4_XLATE(prov, mod, func, name, arg0, xarg0, \
120 arg1, xarg1, arg2, xarg2, arg3, xarg3)
121 #define SDT_PROBE_DEFINE5_XLATE(prov, mod, func, name, arg0, xarg0, \
122 arg1, xarg1, arg2, xarg2, arg3, xarg3, arg4, xarg4)
123 #define SDT_PROBE_DEFINE6_XLATE(prov, mod, func, name, arg0, xarg0, \
124 arg1, xarg1, arg2, xarg2, arg3, xarg3, arg4, xarg4, arg5, xarg5)
125 #define SDT_PROBE_DEFINE7_XLATE(prov, mod, func, name, arg0, xarg0, \
126 arg1, xarg1, arg2, xarg2, arg3, xarg3, arg4, xarg4, arg5, xarg5, arg6, \
129 #define DTRACE_PROBE(name)
130 #define DTRACE_PROBE1(name, type0, arg0)
131 #define DTRACE_PROBE2(name, type0, arg0, type1, arg1)
132 #define DTRACE_PROBE3(name, type0, arg0, type1, arg1, type2, arg2)
133 #define DTRACE_PROBE4(name, type0, arg0, type1, arg1, type2, arg2, type3, arg3)
134 #define DTRACE_PROBE5(name, type0, arg0, type1, arg1, type2, arg2, type3, arg3,\
139 SET_DECLARE(sdt_providers_set, struct sdt_provider);
140 SET_DECLARE(sdt_probes_set, struct sdt_probe);
141 SET_DECLARE(sdt_argtypes_set, struct sdt_argtype);
143 #define SDT_PROVIDER_DEFINE(prov) \
144 struct sdt_provider sdt_provider_##prov[1] = { \
145 { #prov, { NULL, NULL }, 0, 0 } \
147 DATA_SET(sdt_providers_set, sdt_provider_##prov);
149 #define SDT_PROVIDER_DECLARE(prov) \
150 extern struct sdt_provider sdt_provider_##prov[1]
152 #define SDT_PROBE_DEFINE(prov, mod, func, name) \
153 struct sdt_probe sdt_##prov##_##mod##_##func##_##name[1] = { \
154 { sizeof(struct sdt_probe), sdt_provider_##prov, \
155 { NULL, NULL }, { NULL, NULL }, #mod, #func, #name, 0, 0, \
158 DATA_SET(sdt_probes_set, sdt_##prov##_##mod##_##func##_##name);
160 #define SDT_PROBE_DECLARE(prov, mod, func, name) \
161 extern struct sdt_probe sdt_##prov##_##mod##_##func##_##name[1]
163 #define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) do { \
164 if (sdt_##prov##_##mod##_##func##_##name->id) \
165 (*sdt_probe_func)(sdt_##prov##_##mod##_##func##_##name->id, \
166 (uintptr_t) arg0, (uintptr_t) arg1, (uintptr_t) arg2, \
167 (uintptr_t) arg3, (uintptr_t) arg4); \
170 #define SDT_PROBE_ARGTYPE(prov, mod, func, name, num, type, xtype) \
171 static struct sdt_argtype sdta_##prov##_##mod##_##func##_##name##num[1] \
172 = { { num, type, xtype, { NULL, NULL }, \
173 sdt_##prov##_##mod##_##func##_##name } \
175 DATA_SET(sdt_argtypes_set, sdta_##prov##_##mod##_##func##_##name##num);
177 #define SDT_PROBE_DEFINE0(prov, mod, func, name) \
178 SDT_PROBE_DEFINE(prov, mod, func, name)
180 #define SDT_PROBE_DEFINE1(prov, mod, func, name, arg0) \
181 SDT_PROBE_DEFINE(prov, mod, func, name); \
182 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL)
184 #define SDT_PROBE_DEFINE2(prov, mod, func, name, arg0, arg1) \
185 SDT_PROBE_DEFINE(prov, mod, func, name); \
186 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL); \
187 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, NULL)
189 #define SDT_PROBE_DEFINE3(prov, mod, func, name, arg0, arg1, arg2)\
190 SDT_PROBE_DEFINE(prov, mod, func, name); \
191 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL); \
192 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, NULL); \
193 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, NULL)
195 #define SDT_PROBE_DEFINE4(prov, mod, func, name, arg0, arg1, arg2, arg3) \
196 SDT_PROBE_DEFINE(prov, mod, func, name); \
197 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL); \
198 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, NULL); \
199 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, NULL); \
200 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, NULL)
202 #define SDT_PROBE_DEFINE5(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) \
203 SDT_PROBE_DEFINE(prov, mod, func, name); \
204 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL); \
205 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, NULL); \
206 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, NULL); \
207 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, NULL); \
208 SDT_PROBE_ARGTYPE(prov, mod, func, name, 4, arg4, NULL)
210 #define SDT_PROBE_DEFINE6(prov, mod, func, name, arg0, arg1, arg2, arg3,\
212 SDT_PROBE_DEFINE(prov, mod, func, name); \
213 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL); \
214 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, NULL); \
215 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, NULL); \
216 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, NULL); \
217 SDT_PROBE_ARGTYPE(prov, mod, func, name, 4, arg4, NULL); \
218 SDT_PROBE_ARGTYPE(prov, mod, func, name, 5, arg5, NULL)
220 #define SDT_PROBE_DEFINE7(prov, mod, func, name, arg0, arg1, arg2, arg3,\
222 SDT_PROBE_DEFINE(prov, mod, func, name); \
223 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, NULL); \
224 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, NULL); \
225 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, NULL); \
226 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, NULL); \
227 SDT_PROBE_ARGTYPE(prov, mod, func, name, 4, arg4, NULL); \
228 SDT_PROBE_ARGTYPE(prov, mod, func, name, 5, arg5, NULL); \
229 SDT_PROBE_ARGTYPE(prov, mod, func, name, 6, arg6, NULL)
231 #define SDT_PROBE_DEFINE0_XLATE(prov, mod, func, name) \
232 SDT_PROBE_DEFINE(prov, mod, func, name)
234 #define SDT_PROBE_DEFINE1_XLATE(prov, mod, func, name, arg0, xarg0) \
235 SDT_PROBE_DEFINE(prov, mod, func, name); \
236 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0)
238 #define SDT_PROBE_DEFINE2_XLATE(prov, mod, func, name, arg0, xarg0, \
240 SDT_PROBE_DEFINE(prov, mod, func, name); \
241 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0); \
242 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, xarg1)
244 #define SDT_PROBE_DEFINE3_XLATE(prov, mod, func, name, arg0, xarg0, \
245 arg1, xarg1, arg2, xarg2) \
246 SDT_PROBE_DEFINE(prov, mod, func, name); \
247 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0); \
248 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, xarg1); \
249 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, xarg2)
251 #define SDT_PROBE_DEFINE4_XLATE(prov, mod, func, name, arg0, xarg0, \
252 arg1, xarg1, arg2, xarg2, arg3, xarg3) \
253 SDT_PROBE_DEFINE(prov, mod, func, name); \
254 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0); \
255 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, xarg1); \
256 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, xarg2); \
257 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, xarg3)
259 #define SDT_PROBE_DEFINE5_XLATE(prov, mod, func, name, arg0, xarg0, \
260 arg1, xarg1, arg2, xarg2, arg3, xarg3, arg4, xarg4) \
261 SDT_PROBE_DEFINE(prov, mod, func, name); \
262 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0); \
263 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, xarg1); \
264 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, xarg2); \
265 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, xarg3); \
266 SDT_PROBE_ARGTYPE(prov, mod, func, name, 4, arg4, xarg4)
268 #define SDT_PROBE_DEFINE6_XLATE(prov, mod, func, name, arg0, xarg0, \
269 arg1, xarg1, arg2, xarg2, arg3, xarg3, arg4, xarg4, arg5, xarg5) \
270 SDT_PROBE_DEFINE(prov, mod, func, name); \
271 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0); \
272 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, xarg1); \
273 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, xarg2); \
274 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, xarg3); \
275 SDT_PROBE_ARGTYPE(prov, mod, func, name, 4, arg4, xarg4); \
276 SDT_PROBE_ARGTYPE(prov, mod, func, name, 5, arg5, xarg5)
278 #define SDT_PROBE_DEFINE7_XLATE(prov, mod, func, name, arg0, xarg0, \
279 arg1, xarg1, arg2, xarg2, arg3, xarg3, arg4, xarg4, arg5, xarg5, arg6, \
281 SDT_PROBE_DEFINE(prov, mod, func, name); \
282 SDT_PROBE_ARGTYPE(prov, mod, func, name, 0, arg0, xarg0); \
283 SDT_PROBE_ARGTYPE(prov, mod, func, name, 1, arg1, xarg1); \
284 SDT_PROBE_ARGTYPE(prov, mod, func, name, 2, arg2, xarg2); \
285 SDT_PROBE_ARGTYPE(prov, mod, func, name, 3, arg3, xarg3); \
286 SDT_PROBE_ARGTYPE(prov, mod, func, name, 4, arg4, xarg4); \
287 SDT_PROBE_ARGTYPE(prov, mod, func, name, 5, arg5, xarg5); \
288 SDT_PROBE_ARGTYPE(prov, mod, func, name, 6, arg6, xarg6)
290 #define SDT_PROBE0(prov, mod, func, name) \
291 SDT_PROBE(prov, mod, func, name, 0, 0, 0, 0, 0)
292 #define SDT_PROBE1(prov, mod, func, name, arg0) \
293 SDT_PROBE(prov, mod, func, name, arg0, 0, 0, 0, 0)
294 #define SDT_PROBE2(prov, mod, func, name, arg0, arg1) \
295 SDT_PROBE(prov, mod, func, name, arg0, arg1, 0, 0, 0)
296 #define SDT_PROBE3(prov, mod, func, name, arg0, arg1, arg2) \
297 SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, 0, 0)
298 #define SDT_PROBE4(prov, mod, func, name, arg0, arg1, arg2, arg3) \
299 SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, 0)
300 #define SDT_PROBE5(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) \
301 SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4)
302 #define SDT_PROBE6(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4, arg5) \
304 if (sdt_##prov##_##mod##_##func##_##name->id) \
305 (*(void (*)(uint32_t, uintptr_t, uintptr_t, uintptr_t, \
306 uintptr_t, uintptr_t, uintptr_t))sdt_probe_func)( \
307 sdt_##prov##_##mod##_##func##_##name->id, \
308 (uintptr_t)arg0, (uintptr_t)arg1, (uintptr_t)arg2, \
309 (uintptr_t)arg3, (uintptr_t)arg4, (uintptr_t)arg5);\
311 #define SDT_PROBE7(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4, arg5, \
314 if (sdt_##prov##_##mod##_##func##_##name->id) \
315 (*(void (*)(uint32_t, uintptr_t, uintptr_t, uintptr_t, \
316 uintptr_t, uintptr_t, uintptr_t, uintptr_t)) \
318 sdt_##prov##_##mod##_##func##_##name->id, \
319 (uintptr_t)arg0, (uintptr_t)arg1, (uintptr_t)arg2, \
320 (uintptr_t)arg3, (uintptr_t)arg4, (uintptr_t)arg5, \
324 #define DTRACE_PROBE_IMPL_START(name, arg0, arg1, arg2, arg3, arg4) do { \
325 static SDT_PROBE_DEFINE(sdt, , , name); \
326 SDT_PROBE(sdt, , , name, arg0, arg1, arg2, arg3, arg4);
327 #define DTRACE_PROBE_IMPL_END } while (0)
329 #define DTRACE_PROBE(name) \
330 DTRACE_PROBE_IMPL_START(name, 0, 0, 0, 0, 0) \
331 DTRACE_PROBE_IMPL_END
333 #define DTRACE_PROBE1(name, type0, arg0) \
334 DTRACE_PROBE_IMPL_START(name, arg0, 0, 0, 0, 0) \
335 SDT_PROBE_ARGTYPE(sdt, , , name, 0, #type0, NULL); \
336 DTRACE_PROBE_IMPL_END
338 #define DTRACE_PROBE2(name, type0, arg0, type1, arg1) \
339 DTRACE_PROBE_IMPL_START(name, arg0, arg1, 0, 0, 0) \
340 SDT_PROBE_ARGTYPE(sdt, , , name, 0, #type0, NULL); \
341 SDT_PROBE_ARGTYPE(sdt, , , name, 1, #type1, NULL); \
342 DTRACE_PROBE_IMPL_END
344 #define DTRACE_PROBE3(name, type0, arg0, type1, arg1, type2, arg2) \
345 DTRACE_PROBE_IMPL_START(name, arg0, arg1, arg2, 0, 0) \
346 SDT_PROBE_ARGTYPE(sdt, , , name, 0, #type0, NULL); \
347 SDT_PROBE_ARGTYPE(sdt, , , name, 1, #type1, NULL); \
348 SDT_PROBE_ARGTYPE(sdt, , , name, 2, #type2, NULL); \
349 DTRACE_PROBE_IMPL_END
351 #define DTRACE_PROBE4(name, type0, arg0, type1, arg1, type2, arg2, type3, arg3) \
352 DTRACE_PROBE_IMPL_START(name, arg0, arg1, arg2, arg3, 0) \
353 SDT_PROBE_ARGTYPE(sdt, , , name, 0, #type0, NULL); \
354 SDT_PROBE_ARGTYPE(sdt, , , name, 1, #type1, NULL); \
355 SDT_PROBE_ARGTYPE(sdt, , , name, 2, #type2, NULL); \
356 SDT_PROBE_ARGTYPE(sdt, , , name, 3, #type3, NULL); \
357 DTRACE_PROBE_IMPL_END
359 #define DTRACE_PROBE5(name, type0, arg0, type1, arg1, type2, arg2, type3, arg3, \
361 DTRACE_PROBE_IMPL_START(name, arg0, arg1, arg2, arg3, arg4) \
362 SDT_PROBE_ARGTYPE(sdt, , , name, 0, #type0, NULL); \
363 SDT_PROBE_ARGTYPE(sdt, , , name, 1, #type1, NULL); \
364 SDT_PROBE_ARGTYPE(sdt, , , name, 2, #type2, NULL); \
365 SDT_PROBE_ARGTYPE(sdt, , , name, 3, #type3, NULL); \
366 SDT_PROBE_ARGTYPE(sdt, , , name, 4, #type4, NULL); \
367 DTRACE_PROBE_IMPL_END
369 #endif /* KDTRACE_HOOKS */
372 * This type definition must match that of dtrace_probe. It is defined this
373 * way to avoid having to rely on CDDL code.
375 typedef void (*sdt_probe_func_t)(uint32_t, uintptr_t arg0, uintptr_t arg1,
376 uintptr_t arg2, uintptr_t arg3, uintptr_t arg4);
379 * The 'sdt' provider will set it to dtrace_probe when it loads.
381 extern sdt_probe_func_t sdt_probe_func;
388 int ndx; /* Argument index. */
389 const char *type; /* Argument type string. */
390 const char *xtype; /* Translated argument type. */
391 TAILQ_ENTRY(sdt_argtype)
392 argtype_entry; /* Argument type list entry. */
393 struct sdt_probe *probe; /* Ptr to the probe structure. */
397 int version; /* Set to sizeof(struct sdt_probe). */
398 struct sdt_provider *prov; /* Ptr to the provider structure. */
399 TAILQ_ENTRY(sdt_probe)
400 probe_entry; /* SDT probe list entry. */
401 TAILQ_HEAD(argtype_list_head, sdt_argtype) argtype_list;
405 id_t id; /* DTrace probe ID. */
406 int n_args; /* Number of arguments. */
407 struct linker_file *sdtp_lf; /* Module in which we're defined. */
410 struct sdt_provider {
411 char *name; /* Provider name. */
412 TAILQ_ENTRY(sdt_provider)
413 prov_entry; /* SDT provider list entry. */
414 uintptr_t id; /* DTrace provider ID. */
415 int sdt_refs; /* Number of module references. */
418 void sdt_probe_stub(uint32_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t,
421 SDT_PROVIDER_DECLARE(sdt);
425 #endif /* _SYS_SDT_H */