Commit | Line | Data |
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54d01ffb DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
d14d33bf AM |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License, version 2 only, | |
6 | * as published by the Free Software Foundation. | |
54d01ffb | 7 | * |
d14d33bf AM |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
54d01ffb | 12 | * |
d14d33bf AM |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., | |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
54d01ffb DG |
16 | */ |
17 | ||
be040666 | 18 | #define _GNU_SOURCE |
d87bfb32 | 19 | #include <errno.h> |
54d01ffb | 20 | #include <urcu/list.h> |
2bdd86d4 | 21 | #include <string.h> |
54d01ffb DG |
22 | |
23 | #include <lttng/lttng.h> | |
db758600 | 24 | #include <common/error.h> |
10a8a223 | 25 | #include <common/sessiond-comm/sessiond-comm.h> |
54d01ffb DG |
26 | |
27 | #include "channel.h" | |
28 | #include "event.h" | |
4771f025 | 29 | #include "kernel.h" |
9df8df5e | 30 | #include "ust-ctl.h" |
edb67388 DG |
31 | #include "ust-app.h" |
32 | #include "trace-kernel.h" | |
33 | #include "trace-ust.h" | |
54d01ffb | 34 | |
8c9ae521 DG |
35 | /* |
36 | * Setup a lttng_event used to enable *all* syscall tracing. | |
37 | */ | |
38 | static void init_syscalls_kernel_event(struct lttng_event *event) | |
39 | { | |
40 | event->name[0] = '\0'; | |
41 | /* | |
42 | * We use LTTNG_EVENT* here since the trace kernel creation will make the | |
43 | * right changes for the kernel. | |
44 | */ | |
45 | event->type = LTTNG_EVENT_SYSCALL; | |
46 | } | |
47 | ||
54d01ffb | 48 | /* |
7a3d1328 | 49 | * Disable kernel tracepoint event for a channel from the kernel session. |
54d01ffb | 50 | */ |
7a3d1328 | 51 | int event_kernel_disable_tracepoint(struct ltt_kernel_session *ksession, |
54d01ffb DG |
52 | struct ltt_kernel_channel *kchan, char *event_name) |
53 | { | |
54 | int ret; | |
55 | struct ltt_kernel_event *kevent; | |
56 | ||
57 | kevent = trace_kernel_get_event_by_name(event_name, kchan); | |
58 | if (kevent == NULL) { | |
59 | ret = LTTCOMM_NO_EVENT; | |
60 | goto error; | |
61 | } | |
62 | ||
63 | ret = kernel_disable_event(kevent); | |
64 | if (ret < 0) { | |
65 | ret = LTTCOMM_KERN_DISABLE_FAIL; | |
66 | goto error; | |
67 | } | |
68 | ||
69 | DBG("Kernel event %s disable for channel %s.", | |
70 | kevent->event->name, kchan->channel->name); | |
71 | ||
72 | ret = LTTCOMM_OK; | |
73 | ||
74 | error: | |
75 | return ret; | |
76 | } | |
77 | ||
78 | /* | |
7a3d1328 | 79 | * Disable kernel tracepoint events for a channel from the kernel session. |
54d01ffb | 80 | */ |
7a3d1328 | 81 | int event_kernel_disable_all_tracepoints(struct ltt_kernel_session *ksession, |
54d01ffb DG |
82 | struct ltt_kernel_channel *kchan) |
83 | { | |
84 | int ret; | |
85 | struct ltt_kernel_event *kevent; | |
86 | ||
87 | /* For each event in the kernel session */ | |
88 | cds_list_for_each_entry(kevent, &kchan->events_list.head, list) { | |
89 | ret = kernel_disable_event(kevent); | |
90 | if (ret < 0) { | |
91 | /* We continue disabling the rest */ | |
92 | continue; | |
93 | } | |
94 | } | |
54d01ffb | 95 | ret = LTTCOMM_OK; |
7a3d1328 MD |
96 | return ret; |
97 | } | |
98 | ||
99 | /* | |
100 | * Disable kernel syscall events for a channel from the kernel session. | |
101 | */ | |
102 | int event_kernel_disable_all_syscalls(struct ltt_kernel_session *ksession, | |
103 | struct ltt_kernel_channel *kchan) | |
104 | { | |
105 | ERR("Cannot disable syscall tracing for existing session. Please destroy session instead."); | |
106 | return LTTCOMM_OK; /* Return OK so disable all succeeds */ | |
107 | } | |
54d01ffb | 108 | |
7a3d1328 MD |
109 | /* |
110 | * Disable all kernel event for a channel from the kernel session. | |
111 | */ | |
112 | int event_kernel_disable_all(struct ltt_kernel_session *ksession, | |
113 | struct ltt_kernel_channel *kchan) | |
114 | { | |
115 | int ret; | |
116 | ||
117 | ret = event_kernel_disable_all_tracepoints(ksession, kchan); | |
118 | if (ret != LTTCOMM_OK) | |
119 | return ret; | |
120 | ret = event_kernel_disable_all_syscalls(ksession, kchan); | |
54d01ffb DG |
121 | return ret; |
122 | } | |
123 | ||
124 | /* | |
7a3d1328 | 125 | * Enable kernel tracepoint event for a channel from the kernel session. |
54d01ffb | 126 | */ |
7a3d1328 | 127 | int event_kernel_enable_tracepoint(struct ltt_kernel_session *ksession, |
54d01ffb DG |
128 | struct ltt_kernel_channel *kchan, struct lttng_event *event) |
129 | { | |
130 | int ret; | |
131 | struct ltt_kernel_event *kevent; | |
132 | ||
133 | kevent = trace_kernel_get_event_by_name(event->name, kchan); | |
134 | if (kevent == NULL) { | |
135 | ret = kernel_create_event(event, kchan); | |
136 | if (ret < 0) { | |
d87bfb32 DG |
137 | if (ret == -EEXIST) { |
138 | ret = LTTCOMM_KERN_EVENT_EXIST; | |
139 | } else { | |
140 | ret = LTTCOMM_KERN_ENABLE_FAIL; | |
141 | } | |
7a3d1328 | 142 | goto end; |
54d01ffb DG |
143 | } |
144 | } else if (kevent->enabled == 0) { | |
145 | ret = kernel_enable_event(kevent); | |
146 | if (ret < 0) { | |
147 | ret = LTTCOMM_KERN_ENABLE_FAIL; | |
7a3d1328 | 148 | goto end; |
54d01ffb | 149 | } |
42224349 DG |
150 | } else { |
151 | /* At this point, the event is considered enabled */ | |
152 | ret = LTTCOMM_KERN_EVENT_EXIST; | |
153 | goto end; | |
54d01ffb | 154 | } |
42224349 | 155 | |
54d01ffb | 156 | ret = LTTCOMM_OK; |
7a3d1328 | 157 | end: |
54d01ffb DG |
158 | return ret; |
159 | } | |
160 | ||
161 | /* | |
7a3d1328 | 162 | * Enable all kernel tracepoint events of a channel of the kernel session. |
54d01ffb | 163 | */ |
7a3d1328 | 164 | int event_kernel_enable_all_tracepoints(struct ltt_kernel_session *ksession, |
54d01ffb DG |
165 | struct ltt_kernel_channel *kchan, int kernel_tracer_fd) |
166 | { | |
167 | int size, i, ret; | |
168 | struct ltt_kernel_event *kevent; | |
8f69e5eb | 169 | struct lttng_event *event_list = NULL; |
54d01ffb DG |
170 | |
171 | /* For each event in the kernel session */ | |
172 | cds_list_for_each_entry(kevent, &kchan->events_list.head, list) { | |
8f69e5eb DG |
173 | if (kevent->enabled == 0) { |
174 | ret = kernel_enable_event(kevent); | |
175 | if (ret < 0) { | |
176 | /* Enable failed but still continue */ | |
177 | continue; | |
178 | } | |
54d01ffb DG |
179 | } |
180 | } | |
181 | ||
182 | size = kernel_list_events(kernel_tracer_fd, &event_list); | |
183 | if (size < 0) { | |
184 | ret = LTTCOMM_KERN_LIST_FAIL; | |
7a3d1328 | 185 | goto end; |
54d01ffb DG |
186 | } |
187 | ||
188 | for (i = 0; i < size; i++) { | |
189 | kevent = trace_kernel_get_event_by_name(event_list[i].name, kchan); | |
190 | if (kevent == NULL) { | |
191 | /* Default event type for enable all */ | |
192 | event_list[i].type = LTTNG_EVENT_TRACEPOINT; | |
193 | /* Enable each single tracepoint event */ | |
194 | ret = kernel_create_event(&event_list[i], kchan); | |
195 | if (ret < 0) { | |
196 | /* Ignore error here and continue */ | |
197 | } | |
198 | } | |
199 | } | |
54d01ffb | 200 | free(event_list); |
8f69e5eb | 201 | |
54d01ffb | 202 | ret = LTTCOMM_OK; |
7a3d1328 | 203 | end: |
54d01ffb | 204 | return ret; |
7a3d1328 | 205 | |
54d01ffb | 206 | } |
8c9ae521 DG |
207 | |
208 | /* | |
7a3d1328 | 209 | * Enable all kernel tracepoint events of a channel of the kernel session. |
8c9ae521 | 210 | */ |
7a3d1328 | 211 | int event_kernel_enable_all_syscalls(struct ltt_kernel_session *ksession, |
8c9ae521 DG |
212 | struct ltt_kernel_channel *kchan, int kernel_tracer_fd) |
213 | { | |
214 | int ret; | |
215 | struct lttng_event event; | |
216 | ||
217 | init_syscalls_kernel_event(&event); | |
218 | ||
219 | DBG("Enabling all syscall tracing"); | |
220 | ||
221 | ret = kernel_create_event(&event, kchan); | |
222 | if (ret < 0) { | |
8f69e5eb DG |
223 | if (ret == -EEXIST) { |
224 | ret = LTTCOMM_KERN_EVENT_EXIST; | |
225 | } else { | |
226 | ret = LTTCOMM_KERN_ENABLE_FAIL; | |
227 | } | |
7a3d1328 | 228 | goto end; |
8c9ae521 | 229 | } |
8f69e5eb | 230 | |
8c9ae521 | 231 | ret = LTTCOMM_OK; |
7a3d1328 MD |
232 | end: |
233 | return ret; | |
234 | } | |
8c9ae521 | 235 | |
7a3d1328 MD |
236 | /* |
237 | * Enable all kernel events of a channel of the kernel session. | |
238 | */ | |
239 | int event_kernel_enable_all(struct ltt_kernel_session *ksession, | |
240 | struct ltt_kernel_channel *kchan, int kernel_tracer_fd) | |
241 | { | |
242 | int ret; | |
243 | ||
244 | ret = event_kernel_enable_all_tracepoints(ksession, kchan, kernel_tracer_fd); | |
245 | if (ret != LTTCOMM_OK) { | |
246 | goto end; | |
247 | } | |
248 | ret = event_kernel_enable_all_syscalls(ksession, kchan, kernel_tracer_fd); | |
249 | end: | |
8c9ae521 DG |
250 | return ret; |
251 | } | |
2bdd86d4 | 252 | |
7f79d3a1 DG |
253 | /* |
254 | * ============================ | |
255 | * UST : The Ultimate Frontier! | |
256 | * ============================ | |
257 | */ | |
258 | ||
76d45b40 DG |
259 | /* |
260 | * Enable all UST tracepoints for a channel from a UST session. | |
261 | */ | |
262 | int event_ust_enable_all_tracepoints(struct ltt_ust_session *usess, int domain, | |
263 | struct ltt_ust_channel *uchan) | |
264 | { | |
265 | int ret, i; | |
266 | size_t size; | |
bec39940 | 267 | struct lttng_ht_iter iter; |
76d45b40 | 268 | struct ltt_ust_event *uevent = NULL; |
7f79d3a1 | 269 | struct lttng_event *events = NULL; |
76d45b40 DG |
270 | |
271 | switch (domain) { | |
272 | case LTTNG_DOMAIN_UST: | |
273 | { | |
274 | /* Enable existing events */ | |
bec39940 DG |
275 | cds_lfht_for_each_entry(uchan->events->ht, &iter.iter, uevent, |
276 | node.node) { | |
76d45b40 DG |
277 | if (uevent->enabled == 0) { |
278 | ret = ust_app_enable_event_glb(usess, uchan, uevent); | |
279 | if (ret < 0) { | |
280 | continue; | |
281 | } | |
282 | uevent->enabled = 1; | |
283 | } | |
284 | } | |
285 | ||
286 | /* Get all UST available events */ | |
287 | size = ust_app_list_events(&events); | |
288 | if (size < 0) { | |
289 | ret = LTTCOMM_UST_LIST_FAIL; | |
290 | goto error; | |
291 | } | |
292 | ||
293 | for (i = 0; i < size; i++) { | |
294 | /* | |
295 | * Check if event exist and if so, continue since it was enable | |
296 | * previously. | |
297 | */ | |
298 | uevent = trace_ust_find_event_by_name(uchan->events, | |
299 | events[i].name); | |
300 | if (uevent != NULL) { | |
301 | ret = ust_app_enable_event_pid(usess, uchan, uevent, | |
302 | events[i].pid); | |
303 | if (ret < 0) { | |
304 | if (ret != -EEXIST) { | |
305 | ret = LTTCOMM_UST_ENABLE_FAIL; | |
306 | goto error; | |
307 | } | |
308 | } | |
309 | continue; | |
310 | } | |
311 | ||
312 | /* Create ust event */ | |
313 | uevent = trace_ust_create_event(&events[i]); | |
314 | if (uevent == NULL) { | |
315 | ret = LTTCOMM_FATAL; | |
7f79d3a1 | 316 | goto error_destroy; |
76d45b40 DG |
317 | } |
318 | ||
319 | /* Create event for the specific PID */ | |
320 | ret = ust_app_enable_event_pid(usess, uchan, uevent, | |
321 | events[i].pid); | |
322 | if (ret < 0) { | |
323 | if (ret == -EEXIST) { | |
324 | ret = LTTCOMM_UST_EVENT_EXIST; | |
7f79d3a1 | 325 | goto error; |
76d45b40 DG |
326 | } else { |
327 | ret = LTTCOMM_UST_ENABLE_FAIL; | |
7f79d3a1 | 328 | goto error_destroy; |
76d45b40 | 329 | } |
76d45b40 DG |
330 | } |
331 | ||
332 | uevent->enabled = 1; | |
333 | /* Add ltt ust event to channel */ | |
334 | rcu_read_lock(); | |
bec39940 | 335 | lttng_ht_add_unique_str(uchan->events, &uevent->node); |
76d45b40 DG |
336 | rcu_read_unlock(); |
337 | } | |
338 | ||
339 | free(events); | |
340 | break; | |
341 | } | |
d78d6610 | 342 | #if 0 |
76d45b40 DG |
343 | case LTTNG_DOMAIN_UST_EXEC_NAME: |
344 | case LTTNG_DOMAIN_UST_PID: | |
345 | case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN: | |
d78d6610 | 346 | #endif |
76d45b40 | 347 | default: |
1ab1ea0b | 348 | ret = LTTCOMM_UND; |
76d45b40 DG |
349 | goto error; |
350 | } | |
351 | ||
352 | return LTTCOMM_OK; | |
353 | ||
7f79d3a1 | 354 | error_destroy: |
76d45b40 | 355 | trace_ust_destroy_event(uevent); |
7f79d3a1 DG |
356 | |
357 | error: | |
358 | free(events); | |
76d45b40 DG |
359 | return ret; |
360 | } | |
361 | ||
2bdd86d4 MD |
362 | /* |
363 | * Enable UST tracepoint event for a channel from a UST session. | |
364 | */ | |
edb67388 DG |
365 | int event_ust_enable_tracepoint(struct ltt_ust_session *usess, int domain, |
366 | struct ltt_ust_channel *uchan, struct lttng_event *event) | |
2bdd86d4 | 367 | { |
fc34caaa | 368 | int ret = LTTCOMM_OK, to_create = 0; |
edb67388 DG |
369 | struct ltt_ust_event *uevent; |
370 | ||
371 | uevent = trace_ust_find_event_by_name(uchan->events, event->name); | |
372 | if (uevent == NULL) { | |
373 | uevent = trace_ust_create_event(event); | |
374 | if (uevent == NULL) { | |
375 | ret = LTTCOMM_FATAL; | |
376 | goto error; | |
377 | } | |
fc34caaa | 378 | /* Valid to set it after the goto error since uevent is still NULL */ |
edb67388 DG |
379 | to_create = 1; |
380 | } | |
2bdd86d4 | 381 | |
7f79d3a1 DG |
382 | if (uevent->enabled) { |
383 | /* It's already enabled so everything is OK */ | |
7f79d3a1 DG |
384 | goto end; |
385 | } | |
386 | ||
fc34caaa DG |
387 | uevent->enabled = 1; |
388 | ||
edb67388 DG |
389 | switch (domain) { |
390 | case LTTNG_DOMAIN_UST: | |
391 | { | |
392 | if (to_create) { | |
393 | /* Create event on all UST registered apps for session */ | |
35a9059d | 394 | ret = ust_app_create_event_glb(usess, uchan, uevent); |
edb67388 DG |
395 | } else { |
396 | /* Enable event on all UST registered apps for session */ | |
35a9059d | 397 | ret = ust_app_enable_event_glb(usess, uchan, uevent); |
edb67388 | 398 | } |
48842b30 | 399 | |
edb67388 DG |
400 | if (ret < 0) { |
401 | if (ret == -EEXIST) { | |
402 | ret = LTTCOMM_UST_EVENT_EXIST; | |
7f79d3a1 | 403 | goto end; |
edb67388 DG |
404 | } else { |
405 | ret = LTTCOMM_UST_ENABLE_FAIL; | |
7f79d3a1 | 406 | goto error; |
edb67388 | 407 | } |
edb67388 | 408 | } |
edb67388 DG |
409 | break; |
410 | } | |
d78d6610 | 411 | #if 0 |
edb67388 DG |
412 | case LTTNG_DOMAIN_UST_EXEC_NAME: |
413 | case LTTNG_DOMAIN_UST_PID: | |
414 | case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN: | |
d78d6610 | 415 | #endif |
edb67388 | 416 | default: |
1ab1ea0b | 417 | ret = LTTCOMM_UND; |
7f79d3a1 | 418 | goto end; |
2bdd86d4 | 419 | } |
48842b30 | 420 | |
7f79d3a1 DG |
421 | if (to_create) { |
422 | rcu_read_lock(); | |
fc34caaa | 423 | /* Add ltt ust event to channel */ |
bec39940 | 424 | lttng_ht_add_unique_str(uchan->events, &uevent->node); |
7f79d3a1 DG |
425 | rcu_read_unlock(); |
426 | } | |
edb67388 | 427 | |
7f79d3a1 DG |
428 | DBG("Event UST %s %s in channel %s", uevent->attr.name, |
429 | to_create ? "created" : "enabled", uchan->name); | |
430 | ||
fc34caaa DG |
431 | ret = LTTCOMM_OK; |
432 | ||
fb89d070 | 433 | end: |
fc34caaa | 434 | return ret; |
edb67388 DG |
435 | |
436 | error: | |
fc34caaa DG |
437 | /* |
438 | * Only destroy event on creation time (not enabling time) because if the | |
439 | * event is found in the channel (to_create == 0), it means that at some | |
440 | * point the enable_event worked and it's thus valid to keep it alive. | |
441 | * Destroying it also implies that we also destroy it's shadow copy to sync | |
442 | * everyone up. | |
443 | */ | |
444 | if (to_create) { | |
445 | /* In this code path, the uevent was not added to the hash table */ | |
446 | trace_ust_destroy_event(uevent); | |
447 | } | |
2bdd86d4 MD |
448 | return ret; |
449 | } | |
450 | ||
7f79d3a1 DG |
451 | /* |
452 | * Disable UST tracepoint of a channel from a UST session. | |
453 | */ | |
454 | int event_ust_disable_tracepoint(struct ltt_ust_session *usess, int domain, | |
455 | struct ltt_ust_channel *uchan, char *event_name) | |
2bdd86d4 MD |
456 | { |
457 | int ret; | |
7f79d3a1 | 458 | struct ltt_ust_event *uevent; |
2bdd86d4 | 459 | |
7f79d3a1 DG |
460 | uevent = trace_ust_find_event_by_name(uchan->events, event_name); |
461 | if (uevent == NULL) { | |
462 | ret = LTTCOMM_UST_EVENT_NOT_FOUND; | |
463 | goto error; | |
2bdd86d4 | 464 | } |
7f79d3a1 DG |
465 | |
466 | if (uevent->enabled == 0) { | |
467 | /* It's already enabled so everything is OK */ | |
468 | ret = LTTCOMM_OK; | |
2bdd86d4 MD |
469 | goto end; |
470 | } | |
7f79d3a1 DG |
471 | |
472 | switch (domain) { | |
473 | case LTTNG_DOMAIN_UST: | |
474 | ret = ust_app_disable_event_glb(usess, uchan, uevent); | |
475 | if (ret < 0 && ret != -EEXIST) { | |
476 | ret = LTTCOMM_UST_DISABLE_FAIL; | |
477 | goto error; | |
478 | } | |
479 | break; | |
d78d6610 | 480 | #if 0 |
7f79d3a1 DG |
481 | case LTTNG_DOMAIN_UST_EXEC_NAME: |
482 | case LTTNG_DOMAIN_UST_PID: | |
483 | case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN: | |
d78d6610 | 484 | #endif |
7f79d3a1 | 485 | default: |
1ab1ea0b | 486 | ret = LTTCOMM_UND; |
7f79d3a1 DG |
487 | goto error; |
488 | } | |
489 | ||
490 | uevent->enabled = 0; | |
2bdd86d4 | 491 | ret = LTTCOMM_OK; |
7f79d3a1 | 492 | |
2bdd86d4 | 493 | end: |
7f79d3a1 DG |
494 | DBG2("Event UST %s disabled in channel %s", uevent->attr.name, |
495 | uchan->name); | |
496 | ||
497 | error: | |
498 | return ret; | |
499 | } | |
500 | ||
501 | /* | |
502 | * Disable all UST tracepoints for a channel from a UST session. | |
503 | */ | |
504 | int event_ust_disable_all_tracepoints(struct ltt_ust_session *usess, int domain, | |
505 | struct ltt_ust_channel *uchan) | |
506 | { | |
507 | int ret, i; | |
508 | size_t size; | |
bec39940 | 509 | struct lttng_ht_iter iter; |
7f79d3a1 DG |
510 | struct ltt_ust_event *uevent = NULL; |
511 | struct lttng_event *events = NULL; | |
512 | ||
513 | switch (domain) { | |
514 | case LTTNG_DOMAIN_UST: | |
515 | { | |
516 | /* Disabling existing events */ | |
bec39940 DG |
517 | cds_lfht_for_each_entry(uchan->events->ht, &iter.iter, uevent, |
518 | node.node) { | |
7f79d3a1 DG |
519 | if (uevent->enabled == 1) { |
520 | ret = ust_app_disable_event_glb(usess, uchan, uevent); | |
521 | if (ret < 0) { | |
522 | continue; | |
523 | } | |
524 | uevent->enabled = 0; | |
525 | } | |
526 | } | |
527 | ||
528 | /* Get all UST available events */ | |
529 | size = ust_app_list_events(&events); | |
530 | if (size < 0) { | |
531 | ret = LTTCOMM_UST_LIST_FAIL; | |
532 | goto error; | |
533 | } | |
534 | ||
535 | for (i = 0; i < size; i++) { | |
536 | uevent = trace_ust_find_event_by_name(uchan->events, | |
537 | events[i].name); | |
538 | if (uevent != NULL && uevent->enabled == 1) { | |
539 | ret = ust_app_disable_event_pid(usess, uchan, uevent, | |
540 | events[i].pid); | |
541 | if (ret < 0 && ret != -EEXIST) { | |
542 | ret = LTTCOMM_UST_DISABLE_FAIL; | |
543 | goto error; | |
544 | } | |
545 | uevent->enabled = 0; | |
546 | continue; | |
547 | } | |
548 | } | |
549 | ||
550 | free(events); | |
551 | break; | |
552 | } | |
d78d6610 | 553 | #if 0 |
7f79d3a1 DG |
554 | case LTTNG_DOMAIN_UST_EXEC_NAME: |
555 | case LTTNG_DOMAIN_UST_PID: | |
556 | case LTTNG_DOMAIN_UST_PID_FOLLOW_CHILDREN: | |
d78d6610 | 557 | #endif |
7f79d3a1 | 558 | default: |
1ab1ea0b | 559 | ret = LTTCOMM_UND; |
7f79d3a1 DG |
560 | goto error; |
561 | } | |
562 | ||
563 | return LTTCOMM_OK; | |
564 | ||
565 | error: | |
566 | free(events); | |
2bdd86d4 MD |
567 | return ret; |
568 | } |