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03c71d1e ASL |
1 | /******************************************************************************* |
2 | * Copyright (c) 2009 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Alvaro Sanchez-Leon (alvsan09@gmail.com) - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | package org.eclipse.linuxtools.lttng.tests.state.handlers.after; | |
13 | ||
14 | ||
15 | ||
16 | import org.eclipse.linuxtools.lttng.TraceDebug; | |
17 | import org.eclipse.linuxtools.lttng.event.LttngEvent; | |
18 | import org.eclipse.linuxtools.lttng.state.StateStrings.ExecutionMode; | |
8827c197 | 19 | import org.eclipse.linuxtools.lttng.state.evProcessor.ILttngEventProcessor; |
03c71d1e ASL |
20 | import org.eclipse.linuxtools.lttng.state.model.LttngExecutionState; |
21 | import org.eclipse.linuxtools.lttng.state.model.LttngProcessState; | |
22 | import org.eclipse.linuxtools.lttng.state.model.LttngTraceState; | |
23 | import org.eclipse.linuxtools.lttng.tests.state.handlers.AbsStateUpdate; | |
24 | ||
25 | /** | |
26 | * Process the system call entry event | |
27 | * | |
28 | * @author alvaro | |
29 | * | |
30 | */ | |
3b38ea61 | 31 | @SuppressWarnings("nls") |
03c71d1e ASL |
32 | class StateAfterUpdateHandlers { |
33 | ||
8827c197 | 34 | final ILttngEventProcessor getSyscallEntryHandler() { |
03c71d1e ASL |
35 | AbsStateUpdate handler = new AbsStateUpdate() { |
36 | ||
37 | // @Override | |
d4011df2 | 38 | @Override |
03c71d1e ASL |
39 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
40 | // TraceDebug.debug("After event called"); | |
41 | ||
42 | Long cpu = trcEvent.getCpuId(); | |
43 | ||
44 | // No syscall_entry update for initialization process | |
b12f4544 | 45 | LttngProcessState process = traceSt.getRunning_process().get(cpu); |
03c71d1e ASL |
46 | |
47 | if (pid != process.getPid()) { | |
48 | TraceDebug | |
49 | .debug("pid values don't match from before and after verification check"); | |
50 | } | |
51 | ||
52 | if (process.getPid() == 0L) { | |
53 | return true; | |
54 | } | |
55 | ||
56 | // Make sure the top of the stack and the state of the stack are | |
57 | // set to the | |
58 | // same object. | |
59 | LttngExecutionState stackState = process.peekFromExecutionStack(); | |
60 | if (stackState != process.getState()) { | |
61 | TraceDebug | |
62 | .debug("The top of the stack does not match to the process state"); | |
63 | } | |
64 | ||
65 | if (stackState.getExec_mode().getInName() != ExecutionMode.LTTV_STATE_SYSCALL | |
66 | .getInName()) { | |
67 | TraceDebug.debug("Unexpected ExecutionMode: " | |
68 | + stackState.getExec_mode().getInName() | |
69 | + " Expected: " | |
70 | + ExecutionMode.LTTV_STATE_SYSCALL.getInName()); | |
71 | } | |
72 | ||
73 | if (stackState.getEntry_LttTime() != trcEvent.getTimestamp().getValue()) { | |
74 | TraceDebug.debug("Unexpected Entry time: " | |
75 | + trcEvent.getTimestamp() + " Expected: " | |
76 | + stackState.getEntry_LttTime()); | |
77 | } | |
78 | ||
79 | return false; | |
80 | } | |
81 | }; | |
82 | return handler; | |
83 | } | |
84 | ||
8827c197 | 85 | final ILttngEventProcessor getsySyscallExitHandler() { |
03c71d1e ASL |
86 | AbsStateUpdate handler = new AbsStateUpdate() { |
87 | ||
88 | // @Override | |
d4011df2 | 89 | @Override |
03c71d1e ASL |
90 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
91 | ||
92 | // TraceDebug.debug("Syscall Exit After event called"); | |
93 | Long cpu = trcEvent.getCpuId(); | |
b12f4544 | 94 | LttngProcessState process = traceSt.getRunning_process().get(cpu); |
03c71d1e ASL |
95 | |
96 | /* There can be no system call from PID 0 : unknown state */ | |
97 | if (process.getPid() == 0L) { | |
98 | if (pid != 0L) { | |
99 | TraceDebug | |
100 | .debug("Unexpected pid from before and after verfication methods, before pid: " | |
101 | + pid | |
102 | + " after pid: " | |
103 | + process.getPid_time()); | |
104 | } | |
105 | return true; | |
106 | } | |
107 | ||
108 | // | |
109 | // pop_state(cpu, StateStrings.ExecutionMode.LTTV_STATE_SYSCALL, | |
110 | // traceSt, trcEvent.getTimestamp()); | |
111 | return false; | |
112 | ||
113 | } | |
114 | }; | |
115 | return handler; | |
116 | } | |
117 | ||
118 | /** | |
119 | * Update stacks related to the parsing of an LttngEvent | |
120 | * | |
121 | * @return | |
122 | */ | |
8827c197 | 123 | final ILttngEventProcessor getTrapEntryHandler() { |
03c71d1e ASL |
124 | AbsStateUpdate handler = new AbsStateUpdate() { |
125 | ||
126 | // @Override | |
d4011df2 | 127 | @Override |
03c71d1e ASL |
128 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
129 | // Long cpu = trcEvent.getCpuId(); | |
130 | // | |
131 | // Long trap = getAFieldLong(trcEvent, traceSt, | |
132 | // Fields.LTT_FIELD_TRAP_ID); | |
133 | // if (trap == null) { | |
134 | // return true; | |
135 | // } | |
136 | // | |
137 | // String submode = traceSt.getSyscall_names() | |
138 | // .get(trap); | |
139 | // | |
140 | // if (submode == null) { | |
141 | // submode = ExecutionSubMode.LTTV_STATE_SUBMODE_UNKNOWN | |
142 | // .getInName(); | |
143 | // } | |
144 | // | |
145 | // /* update process state */ | |
146 | // push_state(cpu, StateStrings.ExecutionMode.LTTV_STATE_TRAP, | |
147 | // submode, trcEvent.getTimestamp(), traceSt); | |
148 | // | |
149 | // /* update cpu status */ | |
150 | // LTTngCPUState cpust = traceSt.getCpu_states().get(cpu); | |
151 | // cpu_push_mode(cpust, StateStrings.CpuMode.LTTV_CPU_TRAP); | |
152 | // cpust.setLast_trap(trap); /* update trap status */ | |
153 | // | |
154 | // // update Trap State | |
155 | // LttngTrapState trap_state = traceSt.getTrap_states().get( | |
156 | // trap); | |
157 | // trap_state.incrementRunning(); | |
158 | ||
159 | return false; | |
160 | ||
161 | } | |
162 | }; | |
163 | return handler; | |
164 | } | |
165 | ||
166 | /** | |
167 | * | |
168 | * @return | |
169 | */ | |
8827c197 | 170 | final ILttngEventProcessor getTrapExitHandler() { |
03c71d1e ASL |
171 | AbsStateUpdate handler = new AbsStateUpdate() { |
172 | ||
173 | // @Override | |
d4011df2 | 174 | @Override |
03c71d1e ASL |
175 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
176 | // | |
177 | // Long cpu = trcEvent.getCpuId(); | |
178 | // LTTngCPUState cpust = traceSt.getCpu_states().get(cpu); | |
179 | // Long trap = cpust.getLast_trap(); | |
180 | // | |
181 | // pop_state(cpu, ExecutionMode.LTTV_STATE_TRAP, traceSt, | |
182 | // trcEvent | |
183 | // .getTimestamp()); | |
184 | // | |
185 | // /* update cpu status */ | |
186 | // cpu_pop_mode(cpust); | |
187 | // | |
188 | // /* update trap status */ | |
189 | // if (trap != -1L) { | |
190 | // traceSt.getTrap_states().get(trap).decrementRunning(); | |
191 | // } | |
192 | return false; | |
193 | ||
194 | } | |
195 | }; | |
196 | return handler; | |
197 | } | |
198 | ||
199 | /** | |
200 | * | |
201 | * @return | |
202 | */ | |
8827c197 | 203 | final ILttngEventProcessor getIrqEntryHandler() { |
03c71d1e ASL |
204 | AbsStateUpdate handler = new AbsStateUpdate() { |
205 | ||
206 | // @Override | |
d4011df2 | 207 | @Override |
03c71d1e ASL |
208 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
209 | // | |
210 | // Long cpu = trcEvent.getCpuId(); | |
211 | // | |
212 | // Long irq = getAFieldLong(trcEvent, traceSt, | |
213 | // Fields.LTT_FIELD_IRQ_ID); | |
214 | // if (irq == null) { | |
215 | // return true; | |
216 | // } | |
217 | // | |
218 | // String submode; | |
219 | // submode = traceSt.getIrq_names().get(irq); | |
220 | // | |
221 | // if (submode == null) { | |
222 | // submode = | |
223 | // ExecutionSubMode.LTTV_STATE_SUBMODE_UNKNOWN.getInName(); | |
224 | // } | |
225 | // | |
226 | // /* | |
227 | // * Do something with the info about being in user or system | |
228 | // mode | |
229 | // * when int? | |
230 | // */ | |
231 | // push_state(cpu, ExecutionMode.LTTV_STATE_IRQ, submode, | |
232 | // trcEvent | |
233 | // .getTimestamp(), traceSt); | |
234 | // | |
235 | // /* update cpu state */ | |
236 | // LTTngCPUState cpust = traceSt.getCpu_states().get(cpu); | |
237 | // cpu_push_mode(cpust, CpuMode.LTTV_CPU_IRQ); /* mode stack */ | |
238 | // cpust.setLast_irq(irq); /* last irq */ | |
239 | // | |
240 | // /* udpate irq state */ | |
241 | // irq_push_mode(traceSt.getIrq_states().get(irq), | |
242 | // IRQMode.LTTV_IRQ_BUSY); | |
243 | return false; | |
244 | ||
245 | } | |
246 | }; | |
247 | return handler; | |
248 | } | |
249 | ||
250 | /** | |
251 | * | |
252 | * @return | |
253 | */ | |
8827c197 | 254 | final ILttngEventProcessor getSoftIrqExitHandler() { |
03c71d1e ASL |
255 | AbsStateUpdate handler = new AbsStateUpdate() { |
256 | ||
257 | // @Override | |
d4011df2 | 258 | @Override |
03c71d1e ASL |
259 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
260 | // | |
261 | // Long cpu = trcEvent.getCpuId(); | |
262 | // LTTngCPUState cpust = traceSt.getCpu_states().get(cpu); | |
263 | // Long softirq = cpust.getLast_soft_irq(); | |
264 | // pop_state(cpu, ExecutionMode.LTTV_STATE_SOFT_IRQ, traceSt, | |
265 | // trcEvent.getTimestamp()); | |
266 | // | |
267 | // /* update softirq status */ | |
268 | // if (softirq != -1) { | |
269 | // LttngSoftIRQState softIrqstate = traceSt | |
270 | // .getSoft_irq_states().get(softirq); | |
271 | // softIrqstate.decrementRunning(); | |
272 | // } | |
273 | // | |
274 | // /* update cpu status */ | |
275 | // cpu_pop_mode(cpust); | |
276 | ||
277 | return false; | |
278 | } | |
279 | }; | |
280 | return handler; | |
281 | } | |
282 | ||
283 | /** | |
284 | * | |
285 | * @return | |
286 | */ | |
8827c197 | 287 | final ILttngEventProcessor getIrqExitHandler() { |
03c71d1e ASL |
288 | AbsStateUpdate handler = new AbsStateUpdate() { |
289 | ||
290 | // @Override | |
d4011df2 | 291 | @Override |
03c71d1e ASL |
292 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
293 | // | |
294 | // Long cpu = trcEvent.getCpuId(); | |
295 | // | |
296 | // /* update process state */ | |
297 | // pop_state(cpu, ExecutionMode.LTTV_STATE_IRQ, traceSt, | |
298 | // trcEvent | |
299 | // .getTimestamp()); | |
300 | // | |
301 | // /* update cpu status */ | |
302 | // LTTngCPUState cpust = traceSt.getCpu_states().get(cpu); | |
303 | // cpu_pop_mode(cpust); | |
304 | // | |
305 | // /* update irq status */ | |
306 | // Long last_irq = cpust.getLast_irq(); | |
307 | // if (last_irq != -1L) { | |
308 | // LttngIRQState irq_state = traceSt.getIrq_states().get( | |
309 | // last_irq); | |
310 | // irq_pop_mode(irq_state); | |
311 | // } | |
312 | ||
313 | return false; | |
314 | ||
315 | } | |
316 | }; | |
317 | return handler; | |
318 | } | |
319 | ||
320 | /** | |
321 | * | |
322 | * @return | |
323 | */ | |
8827c197 | 324 | final ILttngEventProcessor getSoftIrqRaiseHandler() { |
03c71d1e ASL |
325 | AbsStateUpdate handler = new AbsStateUpdate() { |
326 | ||
327 | // @Override | |
d4011df2 | 328 | @Override |
03c71d1e ASL |
329 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
330 | // | |
331 | // // Long cpu = trcEvent.getCpuId(); | |
332 | // | |
333 | // // get event field | |
334 | // Long softirq = getAFieldLong(trcEvent, traceSt, | |
335 | // Fields.LTT_FIELD_SOFT_IRQ_ID); | |
336 | // | |
337 | // if (softirq == null) { | |
338 | // return true; | |
339 | // } | |
340 | // | |
341 | // // String submode; | |
342 | // // String[] softIrqNames = traceSt.getSoft_irq_names(); | |
343 | // // if (softirq < softIrqNames.length) { | |
344 | // // submode = softIrqNames[softirq]; | |
345 | // // } else { | |
346 | // // submode = "softirq " + softirq; | |
347 | // // } | |
348 | // | |
349 | // /* update softirq status */ | |
350 | // /* a soft irq raises are not cumulative */ | |
351 | // LttngSoftIRQState irqState = | |
352 | // traceSt.getSoft_irq_states().get( | |
353 | // softirq); | |
354 | // if (irqState != null) { | |
355 | // irqState.setPending(1L); | |
356 | // } else { | |
357 | // TraceDebug | |
358 | // .debug("unexpected soft irq id value: " + softirq); | |
359 | // } | |
360 | ||
361 | return false; | |
362 | ||
363 | } | |
364 | }; | |
365 | return handler; | |
366 | } | |
367 | ||
368 | /** | |
369 | * | |
370 | * @return | |
371 | */ | |
8827c197 | 372 | final ILttngEventProcessor getSoftIrqEntryHandler() { |
03c71d1e ASL |
373 | AbsStateUpdate handler = new AbsStateUpdate() { |
374 | ||
375 | // @Override | |
d4011df2 | 376 | @Override |
03c71d1e ASL |
377 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
378 | // | |
379 | // // obtrain cpu | |
380 | // Long cpu = trcEvent.getCpuId(); | |
381 | // | |
382 | // // get event field | |
383 | // Long softirq = getAFieldLong(trcEvent, traceSt, | |
384 | // Fields.LTT_FIELD_SOFT_IRQ_ID); | |
385 | // | |
386 | // if (softirq == null) { | |
387 | // return true; | |
388 | // } | |
389 | // | |
390 | // // obtain submode | |
391 | // Map<Long, String> softIrqNames = traceSt.getSoft_irq_names(); | |
392 | // String submode = softIrqNames.get(softirq); | |
393 | // if (submode == null) { | |
394 | // submode = "softirq " + softirq; | |
395 | // softIrqNames.put(softirq, submode); | |
396 | // } | |
397 | // | |
398 | // /* update softirq status */ | |
399 | // LttngSoftIRQState irqState = | |
400 | // traceSt.getSoft_irq_states().get( | |
401 | // softirq); | |
402 | // if (irqState != null) { | |
403 | // irqState.decrementPending(); | |
404 | // irqState.incrementRunning(); | |
405 | // } else { | |
406 | // TraceDebug | |
407 | // .debug("unexpected soft irq id value: " + softirq); | |
408 | // } | |
409 | // | |
410 | // /* update cpu state */ | |
411 | // LTTngCPUState cpu_state = traceSt.getCpu_states().get(cpu); | |
412 | // cpu_state.setLast_soft_irq(softirq); | |
413 | // cpu_push_mode(cpu_state, CpuMode.LTTV_CPU_SOFT_IRQ); | |
414 | // | |
415 | // /* update process execution mode state stack */ | |
416 | // push_state(cpu, ExecutionMode.LTTV_STATE_SOFT_IRQ, submode, | |
417 | // trcEvent.getTimestamp(), traceSt); | |
418 | ||
419 | return false; | |
420 | ||
421 | } | |
422 | }; | |
423 | return handler; | |
424 | } | |
425 | ||
426 | /** | |
427 | * Method to handle the event: LTT_EVENT_LIST_INTERRRUPT | |
428 | * | |
429 | * @return | |
430 | */ | |
8827c197 | 431 | final ILttngEventProcessor getEnumInterruptHandler() { |
03c71d1e ASL |
432 | AbsStateUpdate handler = new AbsStateUpdate() { |
433 | ||
434 | // @Override | |
d4011df2 | 435 | @Override |
03c71d1e ASL |
436 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
437 | // String action = getAFieldString(trcEvent, traceSt, | |
438 | // Fields.LTT_FIELD_ACTION); | |
439 | // Long irq = getAFieldLong(trcEvent, traceSt, | |
440 | // Fields.LTT_FIELD_IRQ_ID); | |
441 | // | |
442 | // Map<Long, String> irq_names = traceSt.getIrq_names(); | |
443 | // | |
444 | // irq_names.put(irq, action); | |
445 | return false; | |
446 | ||
447 | } | |
448 | }; | |
449 | return handler; | |
450 | } | |
451 | ||
452 | /** | |
453 | * Handle the event LTT_EVENT_REQUEST_ISSUE | |
454 | * | |
455 | * @return | |
456 | */ | |
8827c197 | 457 | final ILttngEventProcessor getBdevRequestIssueHandler() { |
03c71d1e ASL |
458 | AbsStateUpdate handler = new AbsStateUpdate() { |
459 | ||
460 | // @Override | |
d4011df2 | 461 | @Override |
03c71d1e ASL |
462 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
463 | // | |
464 | // // Get Fields | |
465 | // Long major = getAFieldLong(trcEvent, traceSt, | |
466 | // Fields.LTT_FIELD_MAJOR); | |
467 | // Long minor = getAFieldLong(trcEvent, traceSt, | |
468 | // Fields.LTT_FIELD_MINOR); | |
469 | // Long operation = getAFieldLong(trcEvent, traceSt, | |
470 | // Fields.LTT_FIELD_OPERATION); | |
471 | // | |
472 | // // calculate bdevcode | |
473 | // Long devcode = mkdev(major, minor); | |
474 | // | |
475 | // if (devcode == null) { | |
476 | // TraceDebug | |
477 | // .debug("incorrect calcualtion of bdevcode input( major: " | |
478 | // + major | |
479 | // + " minor: " | |
480 | // + minor | |
481 | // + " operation: " + operation); | |
482 | // return true; | |
483 | // } | |
484 | // | |
485 | // Map<Long, LttngBdevState> bdev_states = traceSt | |
486 | // .getBdev_states(); | |
487 | // // Get the instance | |
488 | // LttngBdevState bdevState = bdev_states.get(devcode); | |
489 | // if (bdevState == null) { | |
490 | // bdevState = new LttngBdevState(); | |
491 | // } | |
492 | // | |
493 | // // update the mode in the stack | |
494 | // if (operation == 0L) { | |
495 | // bdevState.getMode_stack().push( | |
496 | // BdevMode.LTTV_BDEV_BUSY_READING); | |
497 | // } else { | |
498 | // bdevState.getMode_stack().push( | |
499 | // BdevMode.LTTV_BDEV_BUSY_WRITING); | |
500 | // } | |
501 | // | |
502 | // // make sure it is included in the set | |
503 | // bdev_states.put(devcode, bdevState); | |
504 | return false; | |
505 | ||
506 | } | |
507 | }; | |
508 | return handler; | |
509 | } | |
510 | ||
511 | /** | |
512 | * <p> | |
513 | * Handling event: LTT_EVENT_REQUEST_COMPLETE | |
514 | * </p> | |
515 | * <p> | |
516 | * FIELDS(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION | |
517 | * </p> | |
518 | * | |
519 | * @return | |
520 | */ | |
8827c197 | 521 | final ILttngEventProcessor getBdevRequestCompleteHandler() { |
03c71d1e ASL |
522 | AbsStateUpdate handler = new AbsStateUpdate() { |
523 | ||
524 | // @Override | |
d4011df2 | 525 | @Override |
03c71d1e ASL |
526 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
527 | // | |
528 | // // Get Fields | |
529 | // Long major = getAFieldLong(trcEvent, traceSt, | |
530 | // Fields.LTT_FIELD_MAJOR); | |
531 | // Long minor = getAFieldLong(trcEvent, traceSt, | |
532 | // Fields.LTT_FIELD_MINOR); | |
533 | // Long operation = getAFieldLong(trcEvent, traceSt, | |
534 | // Fields.LTT_FIELD_OPERATION); | |
535 | // | |
536 | // // calculate bdevcode | |
537 | // Long devcode = mkdev(major, minor); | |
538 | // | |
539 | // if (devcode == null) { | |
540 | // TraceDebug | |
541 | // .debug("incorrect calcualtion of bdevcode input( major: " | |
542 | // + major | |
543 | // + " minor: " | |
544 | // + minor | |
545 | // + " operation: " + operation); | |
546 | // return true; | |
547 | // } | |
548 | // | |
549 | // Map<Long, LttngBdevState> bdev_states = traceSt | |
550 | // .getBdev_states(); | |
551 | // // Get the instance | |
552 | // LttngBdevState bdevState = bdev_states.get(devcode); | |
553 | // if (bdevState == null) { | |
554 | // bdevState = new LttngBdevState(); | |
555 | // } | |
556 | // | |
557 | // /* update block device */ | |
558 | // bdev_pop_mode(bdevState); | |
559 | ||
560 | return false; | |
561 | ||
562 | } | |
563 | }; | |
564 | return handler; | |
565 | } | |
566 | ||
567 | /** | |
568 | * <p> | |
569 | * Handles event: LTT_EVENT_FUNCTION_ENTRY | |
570 | * </p> | |
571 | * <p> | |
572 | * FIELDS: LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE | |
573 | * </p> | |
574 | * | |
575 | * @return | |
576 | */ | |
8827c197 | 577 | final ILttngEventProcessor getFunctionEntryHandler() { |
03c71d1e ASL |
578 | AbsStateUpdate handler = new AbsStateUpdate() { |
579 | ||
580 | // @Override | |
d4011df2 | 581 | @Override |
03c71d1e ASL |
582 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
583 | // Long cpu = trcEvent.getCpuId(); | |
584 | // Long funcptr = getAFieldLong(trcEvent, traceSt, | |
585 | // Fields.LTT_FIELD_THIS_FN); | |
586 | // | |
587 | // push_function(traceSt, funcptr, cpu); | |
588 | return false; | |
589 | ||
590 | } | |
591 | }; | |
592 | return handler; | |
593 | } | |
594 | ||
595 | /** | |
596 | * | |
597 | * @return | |
598 | */ | |
8827c197 | 599 | final ILttngEventProcessor getFunctionExitHandler() { |
03c71d1e ASL |
600 | AbsStateUpdate handler = new AbsStateUpdate() { |
601 | ||
602 | // @Override | |
d4011df2 | 603 | @Override |
03c71d1e ASL |
604 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
605 | // | |
606 | // Long funcptr = getAFieldLong(trcEvent, traceSt, | |
607 | // Fields.LTT_FIELD_THIS_FN); | |
608 | // | |
609 | // pop_function(traceSt, trcEvent, funcptr); | |
610 | return false; | |
611 | ||
612 | } | |
613 | }; | |
614 | return handler; | |
615 | } | |
616 | ||
617 | /** | |
618 | * <p> | |
619 | * process event: LTT_EVENT_SYS_CALL_TABLE | |
620 | * </p> | |
621 | * <p> | |
622 | * fields: LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL | |
623 | * </p> | |
624 | * | |
625 | * @return | |
626 | */ | |
8827c197 | 627 | final ILttngEventProcessor getDumpSyscallHandler() { |
03c71d1e ASL |
628 | AbsStateUpdate handler = new AbsStateUpdate() { |
629 | ||
630 | // @Override | |
d4011df2 | 631 | @Override |
03c71d1e ASL |
632 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
633 | // // obtain the syscall id | |
634 | // Long id = getAFieldLong(trcEvent, traceSt, | |
635 | // Fields.LTT_FIELD_ID); | |
636 | // | |
637 | // // Long address = getAFieldLong(trcEvent, traceSt, | |
638 | // // Fields.LTT_FIELD_ADDRESS); | |
639 | // | |
640 | // // Obtain the symbol | |
641 | // String symbol = getAFieldString(trcEvent, traceSt, | |
642 | // Fields.LTT_FIELD_SYMBOL); | |
643 | // | |
644 | // // fill the symbol to the sycall_names collection | |
645 | // traceSt.getSyscall_names().put(id, symbol); | |
646 | ||
647 | return false; | |
648 | } | |
649 | }; | |
650 | return handler; | |
651 | } | |
652 | ||
653 | /** | |
654 | * <p> | |
655 | * Handles event: LTT_EVENT_KPROBE_TABLE | |
656 | * </p> | |
657 | * <p> | |
658 | * Fields: LTT_FIELD_IP, LTT_FIELD_SYMBOL | |
659 | * </p> | |
660 | * | |
661 | * @return | |
662 | */ | |
8827c197 | 663 | final ILttngEventProcessor getDumpKprobeHandler() { |
03c71d1e ASL |
664 | AbsStateUpdate handler = new AbsStateUpdate() { |
665 | ||
666 | // @Override | |
d4011df2 | 667 | @Override |
03c71d1e ASL |
668 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
669 | // | |
670 | // Long ip = getAFieldLong(trcEvent, traceSt, | |
671 | // Fields.LTT_FIELD_IP); | |
672 | // String symbol = getAFieldString(trcEvent, traceSt, | |
673 | // Fields.LTT_FIELD_SYMBOL); | |
674 | // | |
675 | // traceSt.getKprobe_table().put(ip, symbol); | |
676 | ||
677 | return false; | |
678 | ||
679 | } | |
680 | }; | |
681 | return handler; | |
682 | } | |
683 | ||
684 | /** | |
685 | * <p> | |
686 | * Handles: LTT_EVENT_SOFTIRQ_VEC | |
687 | * </p> | |
688 | * <p> | |
689 | * Fields: LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL | |
690 | * </p> | |
691 | * | |
692 | * @return | |
693 | */ | |
8827c197 | 694 | final ILttngEventProcessor getDumpSoftIrqHandler() { |
03c71d1e ASL |
695 | AbsStateUpdate handler = new AbsStateUpdate() { |
696 | ||
697 | // @Override | |
d4011df2 | 698 | @Override |
03c71d1e ASL |
699 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
700 | // | |
701 | // // Get id | |
702 | // Long id = getAFieldLong(trcEvent, traceSt, | |
703 | // Fields.LTT_FIELD_ID); | |
704 | // | |
705 | // // Address not needed | |
706 | // // Long address = ltt_event_get_long_unsigned(e, | |
707 | // // lttv_trace_get_hook_field(th, | |
708 | // // 1)); | |
709 | // | |
710 | // // Get symbol | |
711 | // String symbol = getAFieldString(trcEvent, traceSt, | |
712 | // Fields.LTT_FIELD_SYMBOL); | |
713 | // | |
714 | // // Register the soft irq name | |
715 | // traceSt.getSoft_irq_names().put(id, symbol); | |
716 | return false; | |
717 | ||
718 | } | |
719 | }; | |
720 | return handler; | |
721 | } | |
722 | ||
723 | /** | |
724 | * <p> | |
725 | * Handles: LTT_EVENT_SCHED_SCHEDULE | |
726 | * </p> | |
727 | * <p> | |
728 | * Fields: LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE | |
729 | * </p> | |
730 | * | |
731 | * @return | |
732 | */ | |
8827c197 | 733 | final ILttngEventProcessor getSchedChangeHandler() { |
03c71d1e ASL |
734 | AbsStateUpdate handler = new AbsStateUpdate() { |
735 | ||
736 | // @Override | |
d4011df2 | 737 | @Override |
03c71d1e ASL |
738 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
739 | // | |
740 | // Long cpu = trcEvent.getCpuId(); | |
741 | // TmfTimestamp eventTime = trcEvent.getTimestamp(); | |
742 | // | |
743 | // LttngProcessState process = traceSt.getRunning_process().get( | |
744 | // cpu); | |
745 | // | |
746 | // Long pid_out = getAFieldLong(trcEvent, traceSt, | |
747 | // Fields.LTT_FIELD_PREV_PID); | |
748 | // Long pid_in = getAFieldLong(trcEvent, traceSt, | |
749 | // Fields.LTT_FIELD_NEXT_PID); | |
750 | // Long state_out = getAFieldLong(trcEvent, traceSt, | |
751 | // Fields.LTT_FIELD_PREV_STATE); | |
752 | // | |
753 | // if (process != null) { | |
754 | // | |
755 | // /* | |
756 | // * We could not know but it was not the idle process | |
757 | // * executing. This should only happen at the beginning, | |
758 | // * before the first schedule event, and when the initial | |
759 | // * information (current process for each CPU) is missing. It | |
760 | // * is not obvious how we could, after the fact, compensate | |
761 | // * the wrongly attributed statistics. | |
762 | // */ | |
763 | // | |
764 | // // This test only makes sense once the state is known and if | |
765 | // // there | |
766 | // // is no | |
767 | // // missing events. We need to silently ignore schedchange | |
768 | // // coming | |
769 | // // after a | |
770 | // // process_free, or it causes glitches. (FIXME) | |
771 | // // if(unlikely(process->pid != pid_out)) { | |
772 | // // g_assert(process->pid == 0); | |
773 | // // } | |
774 | // if (process.getPid() == 0 | |
775 | // && process.getState().getExec_mode() == | |
776 | // ExecutionMode.LTTV_STATE_MODE_UNKNOWN) { | |
777 | // if (pid_out == 0) { | |
778 | // /* | |
779 | // * Scheduling out of pid 0 at beginning of the trace | |
780 | // * : we know for sure it is in syscall mode at this | |
781 | // * point. | |
782 | // */ | |
783 | // int stackSize = process.getExecution_stack().size(); | |
784 | // if (stackSize != 1) { | |
785 | // TraceDebug | |
786 | // .debug("unpexpected process execution stack size, expected 1, received: "); | |
787 | // } | |
788 | // | |
789 | // process.getState().setExec_mode( | |
790 | // ExecutionMode.LTTV_STATE_SYSCALL); | |
791 | // process.getState().setProc_status( | |
792 | // ProcessStatus.LTTV_STATE_WAIT); | |
793 | // process.getState().setChage_Time( | |
794 | // trcEvent.getTimestamp()); | |
795 | // process.getState().setEntry_Time( | |
796 | // trcEvent.getTimestamp()); | |
797 | // } | |
798 | // } else { | |
799 | // if (process.getState().getProc_status() == | |
800 | // ProcessStatus.LTTV_STATE_EXIT) { | |
801 | // process.getState().setProc_status( | |
802 | // ProcessStatus.LTTV_STATE_ZOMBIE); | |
803 | // process.getState().setChage_Time( | |
804 | // trcEvent.getTimestamp()); | |
805 | // } else { | |
806 | // if (state_out == 0L) { | |
807 | // process.getState().setProc_status( | |
808 | // ProcessStatus.LTTV_STATE_WAIT_CPU); | |
809 | // } else { | |
810 | // process.getState().setProc_status( | |
811 | // ProcessStatus.LTTV_STATE_WAIT); | |
812 | // } | |
813 | // | |
814 | // process.getState().setChage_Time( | |
815 | // trcEvent.getTimestamp()); | |
816 | // } | |
817 | // | |
818 | // if (state_out == 32L || state_out == 64L) { /* | |
819 | // * EXIT_DEAD | |
820 | // * || | |
821 | // * TASK_DEAD | |
822 | // */ | |
823 | // /* see sched.h for states */ | |
824 | // if (!exit_process(traceSt, process)) { | |
825 | // process.getState().setProc_status( | |
826 | // ProcessStatus.LTTV_STATE_DEAD); | |
827 | // process.getState().setChage_Time( | |
828 | // trcEvent.getTimestamp()); | |
829 | // } | |
830 | // } | |
831 | // } | |
832 | // } | |
833 | // process = lttv_state_find_process_or_create(traceSt, cpu, | |
834 | // pid_in, eventTime); | |
835 | // | |
836 | // traceSt.getRunning_process().put(cpu, process); | |
837 | // | |
838 | // process.getState().setProc_status(ProcessStatus.LTTV_STATE_RUN); | |
839 | // process.getState().setChage_Time(eventTime); | |
840 | // process.setCpu(cpu); | |
841 | // // process->state->s = LTTV_STATE_RUN; | |
842 | // // if(process->usertrace) | |
843 | // // process->usertrace->cpu = cpu; | |
844 | // // process->last_cpu_index = | |
845 | // // ltt_tracefile_num(((LttvTracefileContext*)s)->tf); | |
846 | // | |
847 | // // process->state->change = s->parent.timestamp; | |
848 | // | |
849 | // LTTngCPUState cpu_state = traceSt.getCpu_states().get(cpu); | |
850 | // /* update cpu status */ | |
851 | // if (pid_in == 0) { | |
852 | // | |
853 | // /* going to idle task */ | |
854 | // cpu_set_base_mode(cpu_state, CpuMode.LTTV_CPU_IDLE); | |
855 | // } else { | |
856 | // /* | |
857 | // * scheduling a real task. we must be careful here: if we | |
858 | // * just schedule()'ed to a process that is in a trap, we | |
859 | // * must put the cpu in trap mode | |
860 | // */ | |
861 | // cpu_set_base_mode(cpu_state, CpuMode.LTTV_CPU_BUSY); | |
862 | // if (process.getState().getExec_mode() == | |
863 | // ExecutionMode.LTTV_STATE_TRAP) { | |
864 | // cpu_push_mode(cpu_state, CpuMode.LTTV_CPU_TRAP); | |
865 | // } | |
866 | // } | |
867 | return false; | |
868 | ||
869 | } | |
870 | }; | |
871 | return handler; | |
872 | } | |
873 | ||
874 | /** | |
875 | * <p> | |
876 | * Handles: LTT_EVENT_PROCESS_FORK | |
877 | * </p> | |
878 | * <p> | |
879 | * Fields: FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, | |
880 | * LTT_FIELD_CHILD_TGID) | |
881 | * </p> | |
882 | * | |
883 | * @return | |
884 | */ | |
8827c197 | 885 | final ILttngEventProcessor getProcessForkHandler() { |
03c71d1e ASL |
886 | AbsStateUpdate handler = new AbsStateUpdate() { |
887 | ||
888 | // @Override | |
d4011df2 | 889 | @Override |
03c71d1e ASL |
890 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
891 | // | |
892 | // Long cpu = trcEvent.getCpuId(); | |
893 | // LttngProcessState process = traceSt.getRunning_process().get( | |
894 | // cpu); | |
895 | // TmfTimestamp timeStamp = trcEvent.getTimestamp(); | |
896 | // | |
897 | // // /* Parent PID */ | |
898 | // // Long parent_pid = getAFieldLong(trcEvent, traceSt, | |
899 | // // Fields.LTT_FIELD_PARENT_PID); | |
900 | // | |
901 | // /* Child PID */ | |
902 | // /* In the Linux Kernel, there is one PID per thread. */ | |
903 | // Long child_pid = getAFieldLong(trcEvent, traceSt, | |
904 | // Fields.LTT_FIELD_CHILD_PID); | |
905 | // | |
906 | // /* Child TGID */ | |
907 | // /* tgid in the Linux kernel is the "real" POSIX PID. */ | |
908 | // Long child_tgid = getAFieldLong(trcEvent, traceSt, | |
909 | // Fields.LTT_FIELD_CHILD_TGID); | |
910 | // if (child_tgid == null) { | |
911 | // child_tgid = 0L; | |
912 | // } | |
913 | // | |
914 | // /* | |
915 | // * Mathieu : it seems like the process might have been | |
916 | // scheduled | |
917 | // * in before the fork, and, in a rare case, might be the | |
918 | // current | |
919 | // * process. This might happen in a SMP case where we don't | |
920 | // have | |
921 | // * enough precision on the clocks. | |
922 | // * | |
923 | // * Test reenabled after precision fixes on time. (Mathieu) | |
924 | // */ | |
925 | // // #if 0 | |
926 | // // zombie_process = lttv_state_find_process(ts, ANY_CPU, | |
927 | // // child_pid); | |
928 | // // | |
929 | // // if(unlikely(zombie_process != NULL)) { | |
930 | // // /* Reutilisation of PID. Only now we are sure that the old | |
931 | // // PID | |
932 | // // * has been released. FIXME : should know when release_task | |
933 | // // happens | |
934 | // // instead. | |
935 | // // */ | |
936 | // // guint num_cpus = ltt_trace_get_num_cpu(ts->parent.t); | |
937 | // // guint i; | |
938 | // // for(i=0; i< num_cpus; i++) { | |
939 | // // g_assert(zombie_process != ts->running_process[i]); | |
940 | // // } | |
941 | // // | |
942 | // // exit_process(s, zombie_process); | |
943 | // // } | |
944 | // // #endif //0 | |
945 | // | |
946 | // if (process.getPid() == child_pid) { | |
947 | // TraceDebug | |
948 | // .debug("Unexpected, process pid equal to child pid: " | |
949 | // + child_pid | |
950 | // + " Event Time: " | |
951 | // + trcEvent.getTimestamp()); | |
952 | // } | |
953 | // | |
954 | // // g_assert(process->pid != child_pid); | |
955 | // // FIXME : Add this test in the "known state" section | |
956 | // // g_assert(process->pid == parent_pid); | |
957 | // LttngProcessState child_process = lttv_state_find_process( | |
958 | // traceSt, ANY_CPU, child_pid); | |
959 | // if (child_process == null) { | |
960 | // child_process = create_process(traceSt, cpu, child_pid, | |
961 | // child_tgid, timeStamp); | |
962 | // } else { | |
963 | // /* | |
964 | // * The process has already been created : due to time | |
965 | // * imprecision between multiple CPUs : it has been scheduled | |
966 | // * in before creation. Note that we shouldn't have this kind | |
967 | // * of imprecision. | |
968 | // * | |
969 | // * Simply put a correct parent. | |
970 | // */ | |
971 | // StringBuilder sb = new StringBuilder("Process " + child_pid); | |
972 | // sb.append(" has been created at [" | |
973 | // + child_process.getCration_time() + "] "); | |
974 | // sb.append("and inserted at [" | |
975 | // + child_process.getInsertion_time() + "] "); | |
976 | // sb.append("before \nfork on cpu " + cpu + " Event time: [" | |
977 | // + trcEvent + "]\n."); | |
978 | // sb | |
979 | // .append("Probably an unsynchronized TSD problem on the traced machine."); | |
980 | // TraceDebug.debug(sb.toString()); | |
981 | // | |
982 | // // g_assert(0); /* This is a problematic case : the process | |
983 | // // has | |
984 | // // beencreated | |
985 | // // before the fork event */ | |
986 | // child_process.setPpid(process.getPid()); | |
987 | // child_process.setTgid(child_tgid); | |
988 | // } | |
989 | // | |
990 | // if (!child_process.getName().equals( | |
991 | // ProcessStatus.LTTV_STATE_UNNAMED.getInName())) { | |
992 | // TraceDebug.debug("Unexpected child process status: " | |
993 | // + child_process.getName()); | |
994 | // } | |
995 | // | |
996 | // child_process.setName(process.getName()); | |
997 | // child_process.setBrand(process.getBrand()); | |
998 | ||
999 | return false; | |
1000 | ||
1001 | } | |
1002 | }; | |
1003 | return handler; | |
1004 | } | |
1005 | ||
1006 | /** | |
1007 | * <p> | |
1008 | * Handles: LTT_EVENT_KTHREAD_CREATE | |
1009 | * </p> | |
1010 | * <p> | |
1011 | * Fields: LTT_FIELD_PID | |
1012 | * </p> | |
1013 | * | |
1014 | * @return | |
1015 | */ | |
8827c197 | 1016 | final ILttngEventProcessor getProcessKernelThreadHandler() { |
03c71d1e ASL |
1017 | AbsStateUpdate handler = new AbsStateUpdate() { |
1018 | ||
1019 | // @Override | |
d4011df2 | 1020 | @Override |
03c71d1e ASL |
1021 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1022 | // /* | |
1023 | // * We stamp a newly created process as kernel_thread. The | |
1024 | // thread | |
1025 | // * should not be running yet. | |
1026 | // */ | |
1027 | // | |
1028 | // LttngExecutionState exState; | |
1029 | // Long pid; | |
1030 | // LttngProcessState process; | |
1031 | // | |
1032 | // /* PID */ | |
1033 | // pid = getAFieldLong(trcEvent, traceSt, Fields.LTT_FIELD_PID); | |
1034 | // // s->parent.target_pid = pid; | |
1035 | // | |
1036 | // process = lttv_state_find_process_or_create(traceSt, ANY_CPU, | |
1037 | // pid, new TmfTimestamp()); | |
1038 | // | |
1039 | // if (!process.getState().getProc_status().equals( | |
1040 | // ProcessStatus.LTTV_STATE_DEAD)) { | |
1041 | // // Leave only the first element in the stack with execution | |
1042 | // // mode to | |
1043 | // // syscall | |
1044 | // Stack<LttngExecutionState> processExStack = process | |
1045 | // .getExecution_stack(); | |
1046 | // exState = processExStack.firstElement(); | |
1047 | // exState.setExec_mode(ExecutionMode.LTTV_STATE_SYSCALL); | |
1048 | // if (processExStack.size() > 1) { | |
1049 | // processExStack.clear(); | |
1050 | // processExStack.add(exState); | |
1051 | // } | |
1052 | // | |
1053 | // // update the process state to the only one in the stack | |
1054 | // process.setState(exState); | |
1055 | // } | |
1056 | // | |
1057 | // process.setType(ProcessType.LTTV_STATE_KERNEL_THREAD); | |
1058 | ||
1059 | return false; | |
1060 | ||
1061 | } | |
1062 | }; | |
1063 | return handler; | |
1064 | } | |
1065 | ||
1066 | /** | |
1067 | * <p> | |
1068 | * Handles: LTT_EVENT_PROCESS_EXIT | |
1069 | * </p> | |
1070 | * <p> | |
1071 | * LTT_FIELD_PID | |
1072 | * </p> | |
1073 | * | |
1074 | * @return | |
1075 | */ | |
8827c197 | 1076 | final ILttngEventProcessor getProcessExitHandler() { |
03c71d1e ASL |
1077 | AbsStateUpdate handler = new AbsStateUpdate() { |
1078 | ||
1079 | // @Override | |
d4011df2 | 1080 | @Override |
03c71d1e ASL |
1081 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1082 | // | |
1083 | // Long pid; | |
1084 | // LttngProcessState process; | |
1085 | // | |
1086 | // pid = getAFieldLong(trcEvent, traceSt, | |
1087 | // Fields.LTT_FIELD_PID); | |
1088 | // // s->parent.target_pid = pid; | |
1089 | // | |
1090 | // // FIXME : Add this test in the "known state" section | |
1091 | // // g_assert(process->pid == pid); | |
1092 | // | |
1093 | // process = lttv_state_find_process(traceSt, ANY_CPU, pid); | |
1094 | // if (process != null) { | |
1095 | // process.getState().setProc_status( | |
1096 | // ProcessStatus.LTTV_STATE_EXIT); | |
1097 | // } | |
1098 | return false; | |
1099 | ||
1100 | } | |
1101 | }; | |
1102 | return handler; | |
1103 | } | |
1104 | ||
1105 | /** | |
1106 | * <p> | |
1107 | * Handles: LTT_EVENT_PROCESS_FREE | |
1108 | * </p> | |
1109 | * <p> | |
1110 | * Fields: LTT_FIELD_PID | |
1111 | * </p> | |
1112 | * | |
1113 | * @return | |
1114 | */ | |
8827c197 | 1115 | final ILttngEventProcessor getProcessFreeHandler() { |
03c71d1e ASL |
1116 | AbsStateUpdate handler = new AbsStateUpdate() { |
1117 | ||
1118 | // @Override | |
d4011df2 | 1119 | @Override |
03c71d1e ASL |
1120 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1121 | // | |
1122 | // Long release_pid; | |
1123 | // LttngProcessState process; | |
1124 | // | |
1125 | // /* PID of the process to release */ | |
1126 | // release_pid = getAFieldLong(trcEvent, traceSt, | |
1127 | // Fields.LTT_FIELD_PID); | |
1128 | // // s->parent.target_pid = release_pid; | |
1129 | // | |
1130 | // if (release_pid == 0) { | |
1131 | // TraceDebug.debug("Unexpected release_pid: 0, Event time: " | |
1132 | // + trcEvent.getTimestamp()); | |
1133 | // } | |
1134 | // | |
1135 | // process = lttv_state_find_process(traceSt, ANY_CPU, | |
1136 | // release_pid); | |
1137 | // if (process != null) { | |
1138 | // exit_process(traceSt, process); | |
1139 | // } | |
1140 | ||
1141 | return false; | |
1142 | // DISABLED | |
1143 | // if(process != null) { | |
1144 | /* | |
1145 | * release_task is happening at kernel level : we can now safely | |
1146 | * release the data structure of the process | |
1147 | */ | |
1148 | // This test is fun, though, as it may happen that | |
1149 | // at time t : CPU 0 : process_free | |
1150 | // at time t+150ns : CPU 1 : schedule out | |
1151 | // Clearly due to time imprecision, we disable it. (Mathieu) | |
1152 | // If this weird case happen, we have no choice but to put the | |
1153 | // Currently running process on the cpu to 0. | |
1154 | // I re-enable it following time precision fixes. (Mathieu) | |
1155 | // Well, in the case where an process is freed by a process on | |
1156 | // another | |
1157 | // CPU | |
1158 | // and still scheduled, it happens that this is the schedchange | |
1159 | // that | |
1160 | // will | |
1161 | // drop the last reference count. Do not free it here! | |
1162 | ||
1163 | // int num_cpus = ltt_trace_get_num_cpu(ts->parent.t); | |
1164 | // guint i; | |
1165 | // for(i=0; i< num_cpus; i++) { | |
1166 | // //g_assert(process != ts->running_process[i]); | |
1167 | // if(process == ts->running_process[i]) { | |
1168 | // //ts->running_process[i] = lttv_state_find_process(ts, i, 0); | |
1169 | // break; | |
1170 | // } | |
1171 | // } | |
1172 | // if(i == num_cpus) /* process is not scheduled */ | |
1173 | // exit_process(s, process); | |
1174 | // } | |
1175 | // | |
1176 | // return false; | |
1177 | ||
1178 | } | |
1179 | }; | |
1180 | return handler; | |
1181 | } | |
1182 | ||
1183 | /** | |
1184 | * <p> | |
1185 | * Handles: LTT_EVENT_EXEC | |
1186 | * </p> | |
1187 | * <p> | |
1188 | * FIELDS: LTT_FIELD_FILENAME | |
1189 | * </p> | |
1190 | * | |
1191 | * @return | |
1192 | */ | |
8827c197 | 1193 | final ILttngEventProcessor getProcessExecHandler() { |
03c71d1e ASL |
1194 | AbsStateUpdate handler = new AbsStateUpdate() { |
1195 | ||
1196 | // @Override | |
d4011df2 | 1197 | @Override |
03c71d1e ASL |
1198 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1199 | // | |
1200 | // Long cpu = trcEvent.getCpuId(); | |
1201 | // LttngProcessState process = traceSt.getRunning_process().get( | |
1202 | // cpu); | |
1203 | // | |
1204 | // // #if 0//how to use a sequence that must be transformed in a | |
1205 | // // string | |
1206 | // // /* PID of the process to release */ | |
1207 | // // guint64 name_len = ltt_event_field_element_number(e, | |
1208 | // // lttv_trace_get_hook_field(th, 0)); | |
1209 | // // //name = ltt_event_get_string(e, | |
1210 | // // lttv_trace_get_hook_field(th, 0)); | |
1211 | // // LttField *child = ltt_event_field_element_select(e, | |
1212 | // // lttv_trace_get_hook_field(th, 0), 0); | |
1213 | // // gchar *name_begin = | |
1214 | // // (gchar*)(ltt_event_data(e)+ltt_event_field_offset(e, | |
1215 | // child)); | |
1216 | // // gchar *null_term_name = g_new(gchar, name_len+1); | |
1217 | // // memcpy(null_term_name, name_begin, name_len); | |
1218 | // // null_term_name[name_len] = '\0'; | |
1219 | // // process->name = g_quark_from_string(null_term_name); | |
1220 | // // #endif //0 | |
1221 | // | |
1222 | // process.setName(getAFieldString(trcEvent, traceSt, | |
1223 | // Fields.LTT_FIELD_FILENAME)); | |
1224 | // process.setBrand(StateStrings.LTTV_STATE_UNBRANDED); | |
1225 | return false; | |
1226 | ||
1227 | } | |
1228 | }; | |
1229 | return handler; | |
1230 | } | |
1231 | ||
1232 | /** | |
1233 | * <p> | |
1234 | * LTT_EVENT_THREAD_BRAND | |
1235 | * </p> | |
1236 | * <p> | |
1237 | * FIELDS: LTT_FIELD_NAME | |
1238 | * </p> | |
1239 | * | |
1240 | * @return | |
1241 | */ | |
8827c197 | 1242 | final ILttngEventProcessor GetThreadBrandHandler() { |
03c71d1e ASL |
1243 | AbsStateUpdate handler = new AbsStateUpdate() { |
1244 | ||
1245 | // @Override | |
d4011df2 | 1246 | @Override |
03c71d1e ASL |
1247 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1248 | // | |
1249 | // String name; | |
1250 | // Long cpu = trcEvent.getCpuId(); | |
1251 | // LttngProcessState process = traceSt.getRunning_process().get( | |
1252 | // cpu); | |
1253 | // | |
1254 | // name = getAFieldString(trcEvent, traceSt, | |
1255 | // Fields.LTT_FIELD_NAME); | |
1256 | // process.setBrand(name); | |
1257 | return false; | |
1258 | ||
1259 | } | |
1260 | }; | |
1261 | return handler; | |
1262 | } | |
1263 | ||
1264 | /** | |
1265 | * @return | |
1266 | */ | |
8827c197 | 1267 | final ILttngEventProcessor getStateDumpEndHandler() { |
03c71d1e ASL |
1268 | AbsStateUpdate handler = new AbsStateUpdate() { |
1269 | ||
1270 | // @Override | |
d4011df2 | 1271 | @Override |
03c71d1e ASL |
1272 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1273 | // | |
1274 | // /* For all processes */ | |
1275 | // /* | |
1276 | // * if kernel thread, if stack[0] is unknown, set to syscall | |
1277 | // * mode, wait | |
1278 | // */ | |
1279 | // /* else, if stack[0] is unknown, set to user mode, running */ | |
1280 | // List<LttngProcessState> processes = traceSt.getProcesses(); | |
1281 | // TmfTimestamp time = trcEvent.getTimestamp(); | |
1282 | // | |
1283 | // for (LttngProcessState process : processes) { | |
1284 | // fix_process(process, time); | |
1285 | // } | |
1286 | ||
1287 | return false; | |
1288 | ||
1289 | } | |
1290 | }; | |
1291 | return handler; | |
1292 | } | |
1293 | ||
1294 | /** | |
1295 | * Private method used to establish the first execution state in the stack | |
1296 | * for a given process | |
1297 | * | |
1298 | * @param process | |
1299 | * @param timestamp | |
1300 | */ | |
1301 | // private void fix_process(LttngProcessState process, | |
1302 | // TmfTimestamp timestamp) { | |
1303 | // | |
1304 | // LttngExecutionState es; | |
1305 | // Stack<LttngExecutionState> procStack = process | |
1306 | // .getExecution_stack(); | |
1307 | // | |
1308 | // if (process.getType() == ProcessType.LTTV_STATE_KERNEL_THREAD) { | |
1309 | // es = procStack.firstElement(); | |
1310 | // | |
1311 | // if (es.getExec_mode() == ExecutionMode.LTTV_STATE_MODE_UNKNOWN) { | |
1312 | // es.setExec_mode(ExecutionMode.LTTV_STATE_SYSCALL); | |
1313 | // es | |
1314 | // .setExec_submode(ExecutionSubMode.LTTV_STATE_SUBMODE_NONE | |
1315 | // .getInName()); | |
1316 | // es.setEntry_Time(timestamp); | |
1317 | // es.setChage_Time(timestamp); | |
1318 | // es.setCum_cpu_time(0L); | |
1319 | // if (es.getProc_status() == ProcessStatus.LTTV_STATE_UNNAMED) { | |
1320 | // es.setProc_status(ProcessStatus.LTTV_STATE_WAIT); | |
1321 | // } | |
1322 | // } | |
1323 | // } else { | |
1324 | // es = procStack.firstElement(); | |
1325 | // if (es.getExec_mode() == ExecutionMode.LTTV_STATE_MODE_UNKNOWN) { | |
1326 | // es.setExec_mode(ExecutionMode.LTTV_STATE_USER_MODE); | |
1327 | // es | |
1328 | // .setExec_submode(ExecutionSubMode.LTTV_STATE_SUBMODE_NONE | |
1329 | // .getInName()); | |
1330 | // es.setEntry_Time(timestamp); | |
1331 | // es.setChage_Time(timestamp); | |
1332 | // es.setCum_cpu_time(0L); | |
1333 | // if (es.getProc_status() == ProcessStatus.LTTV_STATE_UNNAMED) { | |
1334 | // es.setProc_status(ProcessStatus.LTTV_STATE_RUN); | |
1335 | // } | |
1336 | // | |
1337 | // if (procStack.size() == 1) { | |
1338 | // /* | |
1339 | // * Still in bottom unknown mode, means never did a | |
1340 | // * system call May be either in user mode, syscall | |
1341 | // * mode, running or waiting. | |
1342 | // */ | |
1343 | // /* | |
1344 | // * FIXME : we may be tagging syscall mode when being | |
1345 | // * user mode | |
1346 | // */ | |
1347 | // // Get a new execution State | |
1348 | // es = new LttngExecutionState(); | |
1349 | // | |
1350 | // // initialize values | |
1351 | // es.setExec_mode(ExecutionMode.LTTV_STATE_SYSCALL); | |
1352 | // es | |
1353 | // .setExec_submode(ExecutionSubMode.LTTV_STATE_SUBMODE_NONE | |
1354 | // .getInName()); | |
1355 | // es.setEntry_Time(timestamp); | |
1356 | // es.setChage_Time(timestamp); | |
1357 | // es.setCum_cpu_time(0L); | |
1358 | // es.setProc_status(ProcessStatus.LTTV_STATE_UNNAMED); | |
1359 | // | |
1360 | // // Push the new state to the stack | |
1361 | // procStack.push(es); | |
1362 | // } | |
1363 | // } | |
1364 | // } | |
1365 | // } | |
1366 | // }; | |
1367 | // return handler; | |
1368 | // } | |
1369 | ||
1370 | /** | |
1371 | * <p> | |
1372 | * Handles: LTT_EVENT_PROCESS_STATE | |
1373 | * </p> | |
1374 | * <p> | |
1375 | * FIELDS: LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME, | |
1376 | * LTT_FIELD_TYPE, LTT_FIELD_MODE, LTT_FIELD_SUBMODE, LTT_FIELD_STATUS, | |
1377 | * LTT_FIELD_TGID | |
1378 | * </p> | |
1379 | * | |
1380 | * @return | |
1381 | */ | |
8827c197 | 1382 | final ILttngEventProcessor getEnumProcessStateHandler() { |
03c71d1e ASL |
1383 | AbsStateUpdate handler = new AbsStateUpdate() { |
1384 | ||
1385 | // @Override | |
d4011df2 | 1386 | @Override |
03c71d1e ASL |
1387 | public boolean process(LttngEvent trcEvent, LttngTraceState traceSt) { |
1388 | // | |
1389 | // Long parent_pid; | |
1390 | // Long pid; | |
1391 | // Long tgid; | |
1392 | // String command; | |
1393 | // Long cpu = trcEvent.getCpuId(); | |
1394 | // LttngProcessState process = traceSt.getRunning_process().get( | |
1395 | // cpu); | |
1396 | // LttngProcessState parent_process; | |
1397 | // String type; | |
1398 | // // String mode, submode, status; | |
1399 | // LttngExecutionState es; | |
1400 | // | |
1401 | // /* PID */ | |
1402 | // pid = getAFieldLong(trcEvent, traceSt, Fields.LTT_FIELD_PID); | |
1403 | // | |
1404 | // /* Parent PID */ | |
1405 | // parent_pid = getAFieldLong(trcEvent, traceSt, | |
1406 | // Fields.LTT_FIELD_PARENT_PID); | |
1407 | // | |
1408 | // /* Command name */ | |
1409 | // command = getAFieldString(trcEvent, traceSt, | |
1410 | // Fields.LTT_FIELD_NAME); | |
1411 | // | |
1412 | // /* TODO: type field, Values need to be verified */ | |
1413 | // /* type */ | |
1414 | // Long typeVal = getAFieldLong(trcEvent, traceSt, | |
1415 | // Fields.LTT_FIELD_TYPE); | |
1416 | // if (typeVal == 0L) { | |
1417 | // type = ProcessType.LTTV_STATE_KERNEL_THREAD.getInName(); | |
1418 | // } else { | |
1419 | // type = ProcessType.LTTV_STATE_USER_THREAD.getInName(); | |
1420 | // } | |
1421 | // | |
1422 | // // FIXME: type is rarely used, enum must match possible | |
1423 | // types. | |
1424 | // | |
1425 | // // /* mode */ | |
1426 | // // mode = getAFieldString(trcEvent, traceSt, | |
1427 | // // Fields.LTT_FIELD_MODE); | |
1428 | // // | |
1429 | // // /* submode */ | |
1430 | // // submode = getAFieldString(trcEvent, traceSt, | |
1431 | // // Fields.LTT_FIELD_SUBMODE); | |
1432 | // // | |
1433 | // // /* status */ | |
1434 | // // status = getAFieldString(trcEvent, traceSt, | |
1435 | // // Fields.LTT_FIELD_STATUS); | |
1436 | // | |
1437 | // /* TGID */ | |
1438 | // tgid = getAFieldLong(trcEvent, traceSt, | |
1439 | // Fields.LTT_FIELD_TGID); | |
1440 | // if (tgid == null) { | |
1441 | // tgid = 0L; | |
1442 | // } | |
1443 | // | |
1444 | // if (pid == 0) { | |
1445 | // for (Long acpu : traceSt.getCpu_states().keySet()) { | |
1446 | // process = lttv_state_find_process(traceSt, acpu, pid); | |
1447 | // if (process != null) { | |
1448 | // process.setPpid(parent_pid); | |
1449 | // process.setTgid(tgid); | |
1450 | // process.setName(command); | |
1451 | // process | |
1452 | // .setType(ProcessType.LTTV_STATE_KERNEL_THREAD); | |
1453 | // } else { | |
1454 | // StringBuilder sb = new StringBuilder( | |
1455 | // "Unexpected, null process read from the TraceState list of processes, event time: " | |
1456 | // + trcEvent.getTimestamp()); | |
1457 | // TraceDebug.debug(sb.toString()); | |
1458 | // } | |
1459 | // } | |
1460 | // } else { | |
1461 | // /* | |
1462 | // * The process might exist if a process was forked while | |
1463 | // * performing the state dump. | |
1464 | // */ | |
1465 | // process = lttv_state_find_process(traceSt, ANY_CPU, pid); | |
1466 | // if (process == null) { | |
1467 | // parent_process = lttv_state_find_process(traceSt, | |
1468 | // ANY_CPU, parent_pid); | |
1469 | // process = create_process(traceSt, cpu, pid, tgid, | |
1470 | // command, trcEvent.getTimestamp()); | |
1471 | // if (parent_process != null) { | |
1472 | // process.setPpid(parent_process.getPid()); | |
1473 | // } | |
1474 | // | |
1475 | // /* Keep the stack bottom : a running user mode */ | |
1476 | // /* | |
1477 | // * Disabled because of inconsistencies in the current | |
1478 | // * statedump states. | |
1479 | // */ | |
1480 | // if (type.equals(ProcessType.LTTV_STATE_KERNEL_THREAD | |
1481 | // .getInName())) { | |
1482 | // /* | |
1483 | // * FIXME Kernel thread : can be in syscall or | |
1484 | // * interrupt or trap. | |
1485 | // */ | |
1486 | // /* | |
1487 | // * Will cause expected trap when in fact being | |
1488 | // * syscall (even after end of statedump event) Will | |
1489 | // * cause expected interrupt when being syscall. | |
1490 | // * (only before end of statedump event) | |
1491 | // */ | |
1492 | // process | |
1493 | // .setType(ProcessType.LTTV_STATE_KERNEL_THREAD); | |
1494 | // | |
1495 | // // #if 0 | |
1496 | // // es->t = LTTV_STATE_SYSCALL; | |
1497 | // // es->s = status; | |
1498 | // // es->n = submode; | |
1499 | // // #endif //0 | |
1500 | // } else { | |
1501 | // /* | |
1502 | // * User space process : bottom : user mode either | |
1503 | // * currently running or scheduled out. can be | |
1504 | // * scheduled out because interrupted in (user mode | |
1505 | // * or in syscall) or because of an explicit call to | |
1506 | // * the scheduler in syscall. Note that the scheduler | |
1507 | // * call comes after the irq_exit, so never in | |
1508 | // * interrupt context. | |
1509 | // */ | |
1510 | // // temp workaround : set size to 1 : only have user | |
1511 | // // mode | |
1512 | // // bottom of stack. | |
1513 | // // will cause g_info message of expected syscall | |
1514 | // // mode when | |
1515 | // // in fact being | |
1516 | // // in user mode. Can also cause expected trap when | |
1517 | // // in fact | |
1518 | // // being user | |
1519 | // // mode in the event of a page fault reenabling | |
1520 | // // interrupts | |
1521 | // // in the handler. | |
1522 | // // Expected syscall and trap can also happen after | |
1523 | // // the end | |
1524 | // // of statedump | |
1525 | // // This will cause a | |
1526 | // // "popping last state on stack, ignoring it." | |
1527 | // | |
1528 | // // process->execution_stack = | |
1529 | // // g_array_set_size(process->execution_stack, 1); | |
1530 | // // es = process->state = | |
1531 | // // &g_array_index(process->execution_stack, | |
1532 | // // LttvExecutionState, 0); | |
1533 | // // a new process must have only one state in the | |
1534 | // // stack and | |
1535 | // // be the same as the current state | |
1536 | // // es = process.getState(); | |
1537 | // // es.setExec_mode(ExecutionMode.LTTV_STATE_MODE_UNKNOWN); | |
1538 | // // es.setProc_status(ProcessStatus.LTTV_STATE_UNNAMED); | |
1539 | // // es | |
1540 | // // | |
1541 | // .setExec_submode(ExecutionSubMode.LTTV_STATE_SUBMODE_UNKNOWN | |
1542 | // // .getInName()); | |
1543 | // | |
1544 | // // #if 0 | |
1545 | // // es->t = LTTV_STATE_USER_MODE; | |
1546 | // // es->s = status; | |
1547 | // // es->n = submode; | |
1548 | // // #endif //0 | |
1549 | // } | |
1550 | // // TODO: clean up comments above: Moved repeated code | |
1551 | // // from both | |
1552 | // // if / else blocks above, | |
1553 | // // comments left temporarily for easier visualization | |
1554 | // // and | |
1555 | // // comparision with c code | |
1556 | // es = process.getState(); | |
1557 | // es.setExec_mode(ExecutionMode.LTTV_STATE_MODE_UNKNOWN); | |
1558 | // es.setProc_status(ProcessStatus.LTTV_STATE_UNNAMED); | |
1559 | // es | |
1560 | // .setExec_submode(ExecutionSubMode.LTTV_STATE_SUBMODE_UNKNOWN | |
1561 | // .getInName()); | |
1562 | // // #if 0 | |
1563 | // // /* UNKNOWN STATE */ | |
1564 | // // { | |
1565 | // // es = process->state = | |
1566 | // // &g_array_index(process->execution_stack, | |
1567 | // // LttvExecutionState, 1); | |
1568 | // // es->t = LTTV_STATE_MODE_UNKNOWN; | |
1569 | // // es->s = LTTV_STATE_UNNAMED; | |
1570 | // // es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
1571 | // // } | |
1572 | // // #endif //0 | |
1573 | // } else { | |
1574 | // /* | |
1575 | // * The process has already been created : Probably was | |
1576 | // * forked while dumping the process state or was simply | |
1577 | // * scheduled in prior to get the state dump event. | |
1578 | // */ | |
1579 | // process.setPpid(parent_pid); | |
1580 | // process.setTgid(tgid); | |
1581 | // process.setName(command); | |
1582 | // if (type.equals(ProcessType.LTTV_STATE_KERNEL_THREAD | |
1583 | // .getInName())) { | |
1584 | // process | |
1585 | // .setType(ProcessType.LTTV_STATE_KERNEL_THREAD); | |
1586 | // } else { | |
1587 | // process.setType(ProcessType.LTTV_STATE_USER_THREAD); | |
1588 | // } | |
1589 | // | |
1590 | // // es = | |
1591 | // // &g_array_index(process->execution_stack, | |
1592 | // // LttvExecutionState, | |
1593 | // // 0); | |
1594 | // // #if 0 | |
1595 | // // if(es->t == LTTV_STATE_MODE_UNKNOWN) { | |
1596 | // // if(type == LTTV_STATE_KERNEL_THREAD) | |
1597 | // // es->t = LTTV_STATE_SYSCALL; | |
1598 | // // else | |
1599 | // // es->t = LTTV_STATE_USER_MODE; | |
1600 | // // } | |
1601 | // // #endif //0 | |
1602 | // /* | |
1603 | // * Don't mess around with the stack, it will eventually | |
1604 | // * become ok after the end of state dump. | |
1605 | // */ | |
1606 | // } | |
1607 | // } | |
1608 | ||
1609 | return false; | |
1610 | ||
1611 | } | |
1612 | }; | |
1613 | return handler; | |
1614 | } | |
1615 | ||
1616 | } |