9c312311 |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Michel Dagenais |
3 | * |
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 as |
6 | * published by the Free Software Foundation; |
7 | * |
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. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
dc877563 |
19 | |
08b1c66e |
20 | #include <lttv/lttv.h> |
21 | #include <lttv/module.h> |
dc877563 |
22 | #include <lttv/state.h> |
ba576a78 |
23 | #include <ltt/facility.h> |
24 | #include <ltt/trace.h> |
308711e5 |
25 | #include <ltt/event.h> |
a5dcde2f |
26 | #include <ltt/type.h> |
f95bc830 |
27 | #include <stdio.h> |
dc877563 |
28 | |
b445142a |
29 | LttvExecutionMode |
30 | LTTV_STATE_MODE_UNKNOWN, |
ffd54a90 |
31 | LTTV_STATE_USER_MODE, |
32 | LTTV_STATE_SYSCALL, |
33 | LTTV_STATE_TRAP, |
34 | LTTV_STATE_IRQ; |
35 | |
b445142a |
36 | LttvExecutionSubmode |
37 | LTTV_STATE_SUBMODE_UNKNOWN, |
38 | LTTV_STATE_SUBMODE_NONE; |
ffd54a90 |
39 | |
40 | LttvProcessStatus |
41 | LTTV_STATE_UNNAMED, |
42 | LTTV_STATE_WAIT_FORK, |
43 | LTTV_STATE_WAIT_CPU, |
dbd243b1 |
44 | LTTV_STATE_EXIT, |
0828099d |
45 | LTTV_STATE_ZOMBIE, |
ffd54a90 |
46 | LTTV_STATE_WAIT, |
47 | LTTV_STATE_RUN; |
48 | |
ba576a78 |
49 | static GQuark |
308711e5 |
50 | LTTV_STATE_TRACEFILES, |
51 | LTTV_STATE_PROCESSES, |
52 | LTTV_STATE_PROCESS, |
53 | LTTV_STATE_EVENT, |
54 | LTTV_STATE_SAVED_STATES, |
dbb7bb09 |
55 | LTTV_STATE_SAVED_STATES_TIME, |
308711e5 |
56 | LTTV_STATE_TIME, |
f95bc830 |
57 | LTTV_STATE_HOOKS, |
58 | LTTV_STATE_NAME_TABLES, |
59 | LTTV_STATE_TRACE_STATE_USE_COUNT; |
ba576a78 |
60 | |
b445142a |
61 | |
f95bc830 |
62 | static void create_max_time(LttvTraceState *tcs); |
63 | |
64 | static void get_max_time(LttvTraceState *tcs); |
65 | |
66 | static void free_max_time(LttvTraceState *tcs); |
67 | |
68 | static void create_name_tables(LttvTraceState *tcs); |
69 | |
70 | static void get_name_tables(LttvTraceState *tcs); |
b445142a |
71 | |
72 | static void free_name_tables(LttvTraceState *tcs); |
73 | |
f95bc830 |
74 | static void free_saved_state(LttvTraceState *tcs); |
75 | |
308711e5 |
76 | static void lttv_state_free_process_table(GHashTable *processes); |
ba576a78 |
77 | |
dc877563 |
78 | |
308711e5 |
79 | void lttv_state_save(LttvTraceState *self, LttvAttribute *container) |
80 | { |
81 | LTTV_TRACE_STATE_GET_CLASS(self)->state_save(self, container); |
82 | } |
83 | |
84 | |
85 | void lttv_state_restore(LttvTraceState *self, LttvAttribute *container) |
86 | { |
87 | LTTV_TRACE_STATE_GET_CLASS(self)->state_restore(self, container); |
88 | } |
89 | |
90 | |
2d262115 |
91 | void lttv_state_state_saved_free(LttvTraceState *self, |
308711e5 |
92 | LttvAttribute *container) |
93 | { |
f95bc830 |
94 | LTTV_TRACE_STATE_GET_CLASS(self)->state_saved_free(self, container); |
308711e5 |
95 | } |
96 | |
97 | |
2a2fa4f0 |
98 | guint process_hash(gconstpointer key) |
99 | { |
7893f726 |
100 | guint pid = ((const LttvProcessState *)key)->pid; |
101 | return (pid>>8 ^ pid>>4 ^ pid>>2 ^ pid) ; |
2a2fa4f0 |
102 | } |
103 | |
104 | |
105 | gboolean process_equal(gconstpointer a, gconstpointer b) |
106 | { |
00e74b69 |
107 | const LttvProcessState *process_a, *process_b; |
2a2fa4f0 |
108 | |
00e74b69 |
109 | process_a = (const LttvProcessState *)a; |
110 | process_b = (const LttvProcessState *)b; |
2a2fa4f0 |
111 | |
112 | if(process_a->pid != process_b->pid) return FALSE; |
113 | if(process_a->pid == 0 && |
114 | process_a->last_cpu != process_b->last_cpu) return FALSE; |
115 | return TRUE; |
116 | } |
117 | |
118 | |
308711e5 |
119 | static void |
120 | restore_init_state(LttvTraceState *self) |
121 | { |
dbb7bb09 |
122 | guint i, nb_tracefile; |
308711e5 |
123 | |
124 | LttvTracefileState *tfcs; |
125 | |
308711e5 |
126 | if(self->processes != NULL) lttv_state_free_process_table(self->processes); |
2a2fa4f0 |
127 | self->processes = g_hash_table_new(process_hash, process_equal); |
308711e5 |
128 | self->nb_event = 0; |
129 | |
dbb7bb09 |
130 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
131 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
132 | |
dbb7bb09 |
133 | for(i = 0 ; i < nb_tracefile ; i++) { |
134 | tfcs = LTTV_TRACEFILE_STATE(self->parent.tracefiles[i]); |
d3e01c7a |
135 | ltt_trace_time_span_get(self->parent.t, &tfcs->parent.timestamp, NULL); |
308711e5 |
136 | tfcs->saved_position = 0; |
2a2fa4f0 |
137 | tfcs->process = lttv_state_create_process(tfcs, NULL,0); |
138 | tfcs->process->state->s = LTTV_STATE_RUN; |
139 | tfcs->process->last_cpu = tfcs->cpu_name; |
308711e5 |
140 | } |
141 | } |
142 | |
2a2fa4f0 |
143 | static LttTime time_zero = {0,0}; |
308711e5 |
144 | |
dc877563 |
145 | static void |
146 | init(LttvTracesetState *self, LttvTraceset *ts) |
147 | { |
dbb7bb09 |
148 | guint i, j, nb_trace, nb_tracefile; |
dc877563 |
149 | |
ffd54a90 |
150 | LttvTraceContext *tc; |
dc877563 |
151 | |
ffd54a90 |
152 | LttvTraceState *tcs; |
153 | |
ffd54a90 |
154 | LttvTracefileState *tfcs; |
3d27549e |
155 | |
dbb7bb09 |
156 | LttvAttributeValue v; |
157 | |
b445142a |
158 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
159 | init((LttvTracesetContext *)self, ts); |
dc877563 |
160 | |
161 | nb_trace = lttv_traceset_number(ts); |
162 | for(i = 0 ; i < nb_trace ; i++) { |
b445142a |
163 | tc = self->parent.traces[i]; |
164 | tcs = (LttvTraceState *)tc; |
dbb7bb09 |
165 | tcs->save_interval = 50000; |
f95bc830 |
166 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_TRACE_STATE_USE_COUNT, |
167 | LTTV_UINT, &v); |
168 | (*v.v_uint)++; |
dbb7bb09 |
169 | |
f95bc830 |
170 | if(*(v.v_uint) == 1) { |
171 | create_name_tables(tcs); |
172 | create_max_time(tcs); |
173 | } |
174 | get_name_tables(tcs); |
175 | get_max_time(tcs); |
dc877563 |
176 | |
dbb7bb09 |
177 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t) + |
178 | ltt_trace_per_cpu_tracefile_number(tc->t); |
179 | |
dc877563 |
180 | for(j = 0 ; j < nb_tracefile ; j++) { |
dbb7bb09 |
181 | tfcs = LTTV_TRACEFILE_STATE(tc->tracefiles[j]); |
b445142a |
182 | tfcs->cpu_name= g_quark_from_string(ltt_tracefile_name(tfcs->parent.tf)); |
dc877563 |
183 | } |
308711e5 |
184 | tcs->processes = NULL; |
185 | restore_init_state(tcs); |
dc877563 |
186 | } |
187 | } |
188 | |
189 | |
190 | static void |
191 | fini(LttvTracesetState *self) |
192 | { |
00e74b69 |
193 | guint i, nb_trace; |
dc877563 |
194 | |
ffd54a90 |
195 | LttvTraceState *tcs; |
dc877563 |
196 | |
ffd54a90 |
197 | LttvTracefileState *tfcs; |
dc877563 |
198 | |
f95bc830 |
199 | LttvAttributeValue v; |
200 | |
ffd54a90 |
201 | nb_trace = lttv_traceset_number(LTTV_TRACESET_CONTEXT(self)->ts); |
dc877563 |
202 | for(i = 0 ; i < nb_trace ; i++) { |
ffd54a90 |
203 | tcs = (LttvTraceState *)(LTTV_TRACESET_CONTEXT(self)->traces[i]); |
f95bc830 |
204 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_TRACE_STATE_USE_COUNT, |
205 | LTTV_UINT, &v); |
00e74b69 |
206 | |
207 | g_assert(*(v.v_uint) != 0); |
f95bc830 |
208 | (*v.v_uint)--; |
209 | |
f95bc830 |
210 | if(*(v.v_uint) == 0) { |
211 | free_name_tables(tcs); |
212 | free_max_time(tcs); |
213 | free_saved_state(tcs); |
214 | } |
308711e5 |
215 | lttv_state_free_process_table(tcs->processes); |
216 | tcs->processes = NULL; |
dc877563 |
217 | } |
b445142a |
218 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
219 | fini((LttvTracesetContext *)self); |
dc877563 |
220 | } |
221 | |
222 | |
c432246e |
223 | static LttvTracesetContext * |
dc877563 |
224 | new_traceset_context(LttvTracesetContext *self) |
225 | { |
ffd54a90 |
226 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATE_TYPE, NULL)); |
dc877563 |
227 | } |
228 | |
229 | |
c432246e |
230 | static LttvTraceContext * |
dc877563 |
231 | new_trace_context(LttvTracesetContext *self) |
232 | { |
ffd54a90 |
233 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATE_TYPE, NULL)); |
dc877563 |
234 | } |
235 | |
236 | |
c432246e |
237 | static LttvTracefileContext * |
dc877563 |
238 | new_tracefile_context(LttvTracesetContext *self) |
239 | { |
ffd54a90 |
240 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATE_TYPE, NULL)); |
241 | } |
242 | |
243 | |
dbb7bb09 |
244 | /* Write the process state of the trace */ |
245 | |
246 | static void write_process_state(gpointer key, gpointer value, |
247 | gpointer user_data) |
248 | { |
249 | LttvProcessState *process; |
250 | |
251 | LttvExecutionState *es; |
252 | |
253 | FILE *fp = (FILE *)user_data; |
254 | |
255 | guint i; |
256 | |
257 | process = (LttvProcessState *)value; |
258 | fprintf(fp, |
f95bc830 |
259 | " <PROCESS CORE=%p PID=%u PPID=%u CTIME_S=%lu CTIME_NS=%lu NAME=\"%s\" CPU=\"%s\">\n", |
260 | process, process->pid, process->ppid, process->creation_time.tv_sec, |
dbb7bb09 |
261 | process->creation_time.tv_nsec, g_quark_to_string(process->name), |
262 | g_quark_to_string(process->last_cpu)); |
263 | |
264 | for(i = 0 ; i < process->execution_stack->len; i++) { |
265 | es = &g_array_index(process->execution_stack, LttvExecutionState, i); |
266 | fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu", |
267 | g_quark_to_string(es->t), g_quark_to_string(es->n), |
268 | es->entry.tv_sec, es->entry.tv_nsec); |
269 | fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", |
270 | es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); |
271 | } |
272 | fprintf(fp, " </PROCESS>\n"); |
273 | } |
274 | |
275 | |
276 | void lttv_state_write(LttvTraceState *self, LttTime t, FILE *fp) |
277 | { |
278 | guint i, nb_tracefile, nb_block, nb_event; |
279 | |
280 | LttvTracefileState *tfcs; |
281 | |
282 | LttTracefile *tf; |
283 | |
284 | LttEventPosition *ep; |
285 | |
286 | ep = ltt_event_position_new(); |
287 | |
288 | fprintf(fp,"<PROCESS_STATE TIME_S=%lu TIME_NS=%lu>\n", t.tv_sec, t.tv_nsec); |
289 | |
290 | g_hash_table_foreach(self->processes, write_process_state, fp); |
291 | |
292 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
293 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
294 | |
295 | for(i = 0 ; i < nb_tracefile ; i++) { |
296 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
08b1c66e |
297 | fprintf(fp, " <TRACEFILE PID=%u TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", |
298 | tfcs->process->pid, tfcs->parent.timestamp.tv_sec, |
299 | tfcs->parent.timestamp.tv_nsec); |
dbb7bb09 |
300 | if(tfcs->parent.e == NULL) fprintf(fp,"/>\n"); |
301 | else { |
302 | ltt_event_position(tfcs->parent.e, ep); |
303 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
304 | fprintf(fp, " BLOCK=%u EVENT=%u/>\n", nb_block, nb_event); |
305 | } |
306 | } |
307 | g_free(ep); |
308 | fprintf(fp,"</PROCESS_STATE>"); |
309 | } |
310 | |
311 | |
312 | /* Copy each process from an existing hash table to a new one */ |
313 | |
308711e5 |
314 | static void copy_process_state(gpointer key, gpointer value,gpointer user_data) |
ffd54a90 |
315 | { |
308711e5 |
316 | LttvProcessState *process, *new_process; |
ffd54a90 |
317 | |
308711e5 |
318 | GHashTable *new_processes = (GHashTable *)user_data; |
ffd54a90 |
319 | |
308711e5 |
320 | guint i; |
321 | |
322 | process = (LttvProcessState *)value; |
323 | new_process = g_new(LttvProcessState, 1); |
324 | *new_process = *process; |
325 | new_process->execution_stack = g_array_new(FALSE, FALSE, |
326 | sizeof(LttvExecutionState)); |
327 | g_array_set_size(new_process->execution_stack,process->execution_stack->len); |
328 | for(i = 0 ; i < process->execution_stack->len; i++) { |
329 | g_array_index(new_process->execution_stack, LttvExecutionState, i) = |
330 | g_array_index(process->execution_stack, LttvExecutionState, i); |
331 | } |
332 | new_process->state = &g_array_index(new_process->execution_stack, |
333 | LttvExecutionState, new_process->execution_stack->len - 1); |
2a2fa4f0 |
334 | g_hash_table_insert(new_processes, new_process, new_process); |
ffd54a90 |
335 | } |
336 | |
337 | |
308711e5 |
338 | static GHashTable *lttv_state_copy_process_table(GHashTable *processes) |
ffd54a90 |
339 | { |
2a2fa4f0 |
340 | GHashTable *new_processes = g_hash_table_new(process_hash, process_equal); |
ffd54a90 |
341 | |
308711e5 |
342 | g_hash_table_foreach(processes, copy_process_state, new_processes); |
343 | return new_processes; |
dc877563 |
344 | } |
345 | |
346 | |
308711e5 |
347 | /* The saved state for each trace contains a member "processes", which |
348 | stores a copy of the process table, and a member "tracefiles" with |
349 | one entry per tracefile. Each tracefile has a "process" member pointing |
350 | to the current process and a "position" member storing the tracefile |
351 | position (needed to seek to the current "next" event. */ |
352 | |
353 | static void state_save(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
354 | { |
dbb7bb09 |
355 | guint i, nb_tracefile; |
dc877563 |
356 | |
308711e5 |
357 | LttvTracefileState *tfcs; |
358 | |
359 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
360 | |
361 | LttvAttributeType type; |
362 | |
363 | LttvAttributeValue value; |
364 | |
365 | LttvAttributeName name; |
366 | |
367 | LttEventPosition *ep; |
368 | |
369 | tracefiles_tree = lttv_attribute_find_subdir(container, |
370 | LTTV_STATE_TRACEFILES); |
371 | |
372 | value = lttv_attribute_add(container, LTTV_STATE_PROCESSES, |
373 | LTTV_POINTER); |
374 | *(value.v_pointer) = lttv_state_copy_process_table(self->processes); |
375 | |
dbb7bb09 |
376 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
377 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
378 | |
379 | for(i = 0 ; i < nb_tracefile ; i++) { |
dbb7bb09 |
380 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
308711e5 |
381 | tracefile_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); |
382 | value = lttv_attribute_add(tracefiles_tree, i, |
383 | LTTV_GOBJECT); |
384 | *(value.v_gobject) = (GObject *)tracefile_tree; |
385 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_PROCESS, |
386 | LTTV_UINT); |
387 | *(value.v_uint) = tfcs->process->pid; |
388 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_EVENT, |
389 | LTTV_POINTER); |
390 | if(tfcs->parent.e == NULL) *(value.v_pointer) = NULL; |
391 | else { |
a5dcde2f |
392 | ep = ltt_event_position_new(); |
308711e5 |
393 | ltt_event_position(tfcs->parent.e, ep); |
394 | *(value.v_pointer) = ep; |
08b1c66e |
395 | |
396 | guint nb_block, nb_event; |
397 | LttTracefile *tf; |
398 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
399 | g_debug("Block %u event %u time %lu.%lu", nb_block, nb_event, |
400 | tfcs->parent.timestamp.tv_sec, tfcs->parent.timestamp.tv_nsec); |
308711e5 |
401 | } |
dc877563 |
402 | } |
dc877563 |
403 | } |
404 | |
405 | |
308711e5 |
406 | static void state_restore(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
407 | { |
dbb7bb09 |
408 | guint i, nb_tracefile, pid; |
dc877563 |
409 | |
308711e5 |
410 | LttvTracefileState *tfcs; |
dc877563 |
411 | |
308711e5 |
412 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
dc877563 |
413 | |
308711e5 |
414 | LttvAttributeType type; |
dc877563 |
415 | |
308711e5 |
416 | LttvAttributeValue value; |
dc877563 |
417 | |
308711e5 |
418 | LttvAttributeName name; |
dc877563 |
419 | |
308711e5 |
420 | LttEventPosition *ep; |
dc877563 |
421 | |
308711e5 |
422 | tracefiles_tree = lttv_attribute_find_subdir(container, |
423 | LTTV_STATE_TRACEFILES); |
dc877563 |
424 | |
308711e5 |
425 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
426 | &value); |
427 | g_assert(type == LTTV_POINTER); |
428 | lttv_state_free_process_table(self->processes); |
429 | self->processes = lttv_state_copy_process_table(*(value.v_pointer)); |
430 | |
dbb7bb09 |
431 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
432 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
433 | |
434 | for(i = 0 ; i < nb_tracefile ; i++) { |
dbb7bb09 |
435 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
308711e5 |
436 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value); |
437 | g_assert(type == LTTV_GOBJECT); |
438 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); |
439 | |
440 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_PROCESS, |
441 | &value); |
442 | g_assert(type == LTTV_UINT); |
2a2fa4f0 |
443 | pid = *(value.v_uint); |
444 | tfcs->process = lttv_state_find_process_or_create(tfcs, pid); |
445 | |
308711e5 |
446 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
447 | &value); |
448 | g_assert(type == LTTV_POINTER); |
449 | if(*(value.v_pointer) == NULL) tfcs->parent.e = NULL; |
450 | else { |
451 | ep = *(value.v_pointer); |
b56b5fec |
452 | g_assert(tfcs->parent.t_context != NULL); |
453 | lttv_process_tracefile_seek_position(LTTV_TRACEFILE_CONTEXT(tfcs), ep); |
308711e5 |
454 | } |
dc877563 |
455 | } |
dc877563 |
456 | } |
457 | |
458 | |
308711e5 |
459 | static void state_saved_free(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
460 | { |
dbb7bb09 |
461 | guint i, nb_tracefile; |
dc877563 |
462 | |
308711e5 |
463 | LttvTracefileState *tfcs; |
dc877563 |
464 | |
308711e5 |
465 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
dc877563 |
466 | |
308711e5 |
467 | LttvAttributeType type; |
dc877563 |
468 | |
308711e5 |
469 | LttvAttributeValue value; |
dc877563 |
470 | |
308711e5 |
471 | LttvAttributeName name; |
dc877563 |
472 | |
308711e5 |
473 | LttEventPosition *ep; |
dc877563 |
474 | |
308711e5 |
475 | tracefiles_tree = lttv_attribute_find_subdir(container, |
476 | LTTV_STATE_TRACEFILES); |
c47a6dc6 |
477 | g_object_ref(G_OBJECT(tracefiles_tree)); |
308711e5 |
478 | lttv_attribute_remove_by_name(container, LTTV_STATE_TRACEFILES); |
dc877563 |
479 | |
308711e5 |
480 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
481 | &value); |
482 | g_assert(type == LTTV_POINTER); |
483 | lttv_state_free_process_table(*(value.v_pointer)); |
484 | *(value.v_pointer) = NULL; |
485 | lttv_attribute_remove_by_name(container, LTTV_STATE_PROCESSES); |
486 | |
dbb7bb09 |
487 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
488 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
489 | |
490 | for(i = 0 ; i < nb_tracefile ; i++) { |
dbb7bb09 |
491 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
308711e5 |
492 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value); |
493 | g_assert(type == LTTV_GOBJECT); |
494 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); |
495 | |
496 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
497 | &value); |
498 | g_assert(type == LTTV_POINTER); |
499 | if(*(value.v_pointer) != NULL) g_free(*(value.v_pointer)); |
dc877563 |
500 | } |
c47a6dc6 |
501 | g_object_unref(G_OBJECT(tracefiles_tree)); |
dc877563 |
502 | } |
503 | |
504 | |
f95bc830 |
505 | static void free_saved_state(LttvTraceState *self) |
506 | { |
507 | guint i, nb; |
508 | |
509 | LttvAttributeType type; |
510 | |
511 | LttvAttributeValue value; |
512 | |
513 | LttvAttributeName name; |
514 | |
515 | LttvAttribute *saved_states; |
516 | |
517 | saved_states = lttv_attribute_find_subdir(self->parent.t_a, |
518 | LTTV_STATE_SAVED_STATES); |
519 | |
520 | nb = lttv_attribute_get_number(saved_states); |
521 | for(i = 0 ; i < nb ; i++) { |
522 | type = lttv_attribute_get(saved_states, i, &name, &value); |
523 | g_assert(type == LTTV_GOBJECT); |
524 | state_saved_free(self, *((LttvAttribute **)value.v_gobject)); |
525 | } |
526 | |
527 | lttv_attribute_remove_by_name(self->parent.t_a, LTTV_STATE_SAVED_STATES); |
f95bc830 |
528 | } |
529 | |
530 | |
531 | static void |
532 | create_max_time(LttvTraceState *tcs) |
533 | { |
534 | LttvAttributeValue v; |
535 | |
536 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_SAVED_STATES_TIME, |
537 | LTTV_POINTER, &v); |
538 | g_assert(*(v.v_pointer) == NULL); |
539 | *(v.v_pointer) = g_new(LttTime,1); |
540 | *((LttTime *)*(v.v_pointer)) = time_zero; |
541 | } |
542 | |
543 | |
544 | static void |
545 | get_max_time(LttvTraceState *tcs) |
546 | { |
547 | LttvAttributeValue v; |
548 | |
549 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_SAVED_STATES_TIME, |
550 | LTTV_POINTER, &v); |
551 | g_assert(*(v.v_pointer) != NULL); |
552 | tcs->max_time_state_recomputed_in_seek = (LttTime *)*(v.v_pointer); |
553 | } |
554 | |
555 | |
556 | static void |
557 | free_max_time(LttvTraceState *tcs) |
558 | { |
559 | LttvAttributeValue v; |
560 | |
561 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_SAVED_STATES_TIME, |
562 | LTTV_POINTER, &v); |
563 | g_free(*(v.v_pointer)); |
564 | *(v.v_pointer) = NULL; |
565 | } |
566 | |
567 | |
568 | typedef struct _LttvNameTables { |
569 | GQuark *eventtype_names; |
570 | GQuark *syscall_names; |
571 | GQuark *trap_names; |
572 | GQuark *irq_names; |
573 | } LttvNameTables; |
574 | |
575 | |
b445142a |
576 | static void |
f95bc830 |
577 | create_name_tables(LttvTraceState *tcs) |
b445142a |
578 | { |
579 | int i, nb; |
dc877563 |
580 | |
b445142a |
581 | char *f_name, *e_name; |
dc877563 |
582 | |
b445142a |
583 | LttvTraceHook h; |
584 | |
585 | LttEventType *et; |
586 | |
587 | LttType *t; |
588 | |
589 | GString *fe_name = g_string_new(""); |
590 | |
f95bc830 |
591 | LttvNameTables *name_tables = g_new(LttvNameTables, 1); |
592 | |
593 | LttvAttributeValue v; |
594 | |
595 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES, |
596 | LTTV_POINTER, &v); |
597 | g_assert(*(v.v_pointer) == NULL); |
598 | *(v.v_pointer) = name_tables; |
599 | |
b445142a |
600 | nb = ltt_trace_eventtype_number(tcs->parent.t); |
f95bc830 |
601 | name_tables->eventtype_names = g_new(GQuark, nb); |
b445142a |
602 | for(i = 0 ; i < nb ; i++) { |
603 | et = ltt_trace_eventtype_get(tcs->parent.t, i); |
604 | e_name = ltt_eventtype_name(et); |
605 | f_name = ltt_facility_name(ltt_eventtype_facility(et)); |
606 | g_string_printf(fe_name, "%s.%s", f_name, e_name); |
f95bc830 |
607 | name_tables->eventtype_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
608 | } |
dc877563 |
609 | |
b445142a |
610 | lttv_trace_find_hook(tcs->parent.t, "core", "syscall_entry", |
611 | "syscall_id", NULL, NULL, NULL, &h); |
612 | t = ltt_field_type(h.f1); |
613 | nb = ltt_type_element_number(t); |
614 | |
615 | /* CHECK syscalls should be an emun but currently are not! |
f95bc830 |
616 | name_tables->syscall_names = g_new(GQuark, nb); |
b445142a |
617 | |
618 | for(i = 0 ; i < nb ; i++) { |
f95bc830 |
619 | name_tables->syscall_names[i] = g_quark_from_string( |
620 | ltt_enum_string_get(t, i)); |
b445142a |
621 | } |
622 | */ |
623 | |
f95bc830 |
624 | name_tables->syscall_names = g_new(GQuark, 256); |
b445142a |
625 | for(i = 0 ; i < 256 ; i++) { |
626 | g_string_printf(fe_name, "syscall %d", i); |
f95bc830 |
627 | name_tables->syscall_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
628 | } |
629 | |
630 | lttv_trace_find_hook(tcs->parent.t, "core", "trap_entry", |
631 | "trap_id", NULL, NULL, NULL, &h); |
632 | t = ltt_field_type(h.f1); |
633 | nb = ltt_type_element_number(t); |
634 | |
635 | /* |
f95bc830 |
636 | name_tables->trap_names = g_new(GQuark, nb); |
b445142a |
637 | for(i = 0 ; i < nb ; i++) { |
f95bc830 |
638 | name_tables->trap_names[i] = g_quark_from_string( |
639 | ltt_enum_string_get(t, i)); |
b445142a |
640 | } |
641 | */ |
642 | |
f95bc830 |
643 | name_tables->trap_names = g_new(GQuark, 256); |
b445142a |
644 | for(i = 0 ; i < 256 ; i++) { |
645 | g_string_printf(fe_name, "trap %d", i); |
f95bc830 |
646 | name_tables->trap_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
647 | } |
648 | |
649 | lttv_trace_find_hook(tcs->parent.t, "core", "irq_entry", |
650 | "irq_id", NULL, NULL, NULL, &h); |
651 | t = ltt_field_type(h.f1); |
652 | nb = ltt_type_element_number(t); |
653 | |
654 | /* |
f95bc830 |
655 | name_tables->irq_names = g_new(GQuark, nb); |
b445142a |
656 | for(i = 0 ; i < nb ; i++) { |
f95bc830 |
657 | name_tables->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
b445142a |
658 | } |
659 | */ |
660 | |
f95bc830 |
661 | name_tables->irq_names = g_new(GQuark, 256); |
b445142a |
662 | for(i = 0 ; i < 256 ; i++) { |
663 | g_string_printf(fe_name, "irq %d", i); |
f95bc830 |
664 | name_tables->irq_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
665 | } |
666 | |
667 | g_string_free(fe_name, TRUE); |
668 | } |
669 | |
670 | |
f95bc830 |
671 | static void |
672 | get_name_tables(LttvTraceState *tcs) |
673 | { |
674 | LttvNameTables *name_tables; |
675 | |
676 | LttvAttributeValue v; |
677 | |
678 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES, |
679 | LTTV_POINTER, &v); |
680 | g_assert(*(v.v_pointer) != NULL); |
681 | name_tables = (LttvNameTables *)*(v.v_pointer); |
682 | tcs->eventtype_names = name_tables->eventtype_names; |
683 | tcs->syscall_names = name_tables->syscall_names; |
684 | tcs->trap_names = name_tables->trap_names; |
685 | tcs->irq_names = name_tables->irq_names; |
686 | } |
687 | |
688 | |
b445142a |
689 | static void |
690 | free_name_tables(LttvTraceState *tcs) |
691 | { |
f95bc830 |
692 | LttvNameTables *name_tables; |
693 | |
694 | LttvAttributeValue v; |
695 | |
696 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES, |
697 | LTTV_POINTER, &v); |
698 | name_tables = (LttvNameTables *)*(v.v_pointer); |
699 | *(v.v_pointer) = NULL; |
700 | |
701 | g_free(name_tables->eventtype_names); |
702 | g_free(name_tables->syscall_names); |
703 | g_free(name_tables->trap_names); |
704 | g_free(name_tables->irq_names); |
705 | g_free(name_tables); |
b445142a |
706 | } |
dc877563 |
707 | |
b445142a |
708 | |
709 | static void push_state(LttvTracefileState *tfs, LttvExecutionMode t, |
ffd54a90 |
710 | guint state_id) |
dc877563 |
711 | { |
b445142a |
712 | LttvExecutionState *es; |
dc877563 |
713 | |
714 | LttvProcessState *process = tfs->process; |
715 | |
b445142a |
716 | guint depth = process->execution_stack->len; |
dc877563 |
717 | |
b445142a |
718 | g_array_set_size(process->execution_stack, depth + 1); |
719 | es = &g_array_index(process->execution_stack, LttvExecutionState, depth); |
720 | es->t = t; |
721 | es->n = state_id; |
722 | es->entry = es->change = tfs->parent.timestamp; |
723 | es->s = process->state->s; |
724 | process->state = es; |
dc877563 |
725 | } |
726 | |
727 | |
b445142a |
728 | static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) |
dc877563 |
729 | { |
730 | LttvProcessState *process = tfs->process; |
731 | |
f95bc830 |
732 | guint depth = process->execution_stack->len; |
dc877563 |
733 | |
3d27549e |
734 | if(process->state->t != t){ |
00e74b69 |
735 | g_info("Different execution mode type (%lu.%09lu): ignore it\n", |
b445142a |
736 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
08b1c66e |
737 | g_info("process state has %s when pop_int is %s\n", |
8e8e6b64 |
738 | g_quark_to_string(process->state->t), |
739 | g_quark_to_string(t)); |
08b1c66e |
740 | g_info("{ %u, %u, %s, %s }\n", |
8e8e6b64 |
741 | process->pid, |
742 | process->ppid, |
743 | g_quark_to_string(process->name), |
744 | g_quark_to_string(process->state->s)); |
3d27549e |
745 | return; |
746 | } |
b445142a |
747 | |
f95bc830 |
748 | if(depth == 1){ |
00e74b69 |
749 | g_info("Trying to pop last state on stack (%lu.%09lu): ignore it\n", |
b445142a |
750 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
751 | return; |
752 | } |
753 | |
f95bc830 |
754 | g_array_set_size(process->execution_stack, depth - 1); |
b445142a |
755 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, |
f95bc830 |
756 | depth - 2); |
b445142a |
757 | process->state->change = tfs->parent.timestamp; |
dc877563 |
758 | } |
759 | |
760 | |
2a2fa4f0 |
761 | LttvProcessState * |
762 | lttv_state_create_process(LttvTracefileState *tfs, LttvProcessState *parent, |
763 | guint pid) |
dc877563 |
764 | { |
765 | LttvProcessState *process = g_new(LttvProcessState, 1); |
766 | |
b445142a |
767 | LttvExecutionState *es; |
dc877563 |
768 | |
ffd54a90 |
769 | LttvTraceContext *tc; |
770 | |
ba576a78 |
771 | LttvTraceState *tcs; |
772 | |
b445142a |
773 | char buffer[128]; |
ffd54a90 |
774 | |
a5ba1787 |
775 | tc = tfs->parent.t_context; |
776 | tcs = (LttvTraceState *)tc; |
60b53e4f |
777 | |
dc877563 |
778 | process->pid = pid; |
2a2fa4f0 |
779 | process->last_cpu = tfs->cpu_name; |
f95bc830 |
780 | g_warning("Process %u, core %p", process->pid, process); |
2a2fa4f0 |
781 | g_hash_table_insert(tcs->processes, process, process); |
b445142a |
782 | |
783 | if(parent) { |
784 | process->ppid = parent->pid; |
785 | process->name = parent->name; |
2a2fa4f0 |
786 | process->creation_time = tfs->parent.timestamp; |
b445142a |
787 | } |
2a2fa4f0 |
788 | |
789 | /* No parent. This process exists but we are missing all information about |
790 | its creation. The birth time is set to zero but we remember the time of |
791 | insertion */ |
792 | |
b445142a |
793 | else { |
794 | process->ppid = 0; |
795 | process->name = LTTV_STATE_UNNAMED; |
2a2fa4f0 |
796 | process->creation_time = ltt_time_zero; |
b445142a |
797 | } |
798 | |
2a2fa4f0 |
799 | process->insertion_time = tfs->parent.timestamp; |
b445142a |
800 | sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, |
801 | process->creation_time.tv_nsec); |
802 | process->pid_time = g_quark_from_string(buffer); |
2a2fa4f0 |
803 | process->last_cpu = tfs->cpu_name; |
b445142a |
804 | process->execution_stack = g_array_new(FALSE, FALSE, |
805 | sizeof(LttvExecutionState)); |
806 | g_array_set_size(process->execution_stack, 1); |
807 | es = process->state = &g_array_index(process->execution_stack, |
808 | LttvExecutionState, 0); |
809 | es->t = LTTV_STATE_USER_MODE; |
810 | es->n = LTTV_STATE_SUBMODE_NONE; |
811 | es->entry = tfs->parent.timestamp; |
d3e01c7a |
812 | g_assert(tfs->parent.timestamp.tv_sec != 0); |
b445142a |
813 | es->change = tfs->parent.timestamp; |
814 | es->s = LTTV_STATE_WAIT_FORK; |
cbe7c836 |
815 | |
816 | return process; |
dc877563 |
817 | } |
818 | |
41c7f803 |
819 | LttvProcessState *lttv_state_find_process(LttvTracefileState *tfs, |
820 | guint pid) |
dc877563 |
821 | { |
2a2fa4f0 |
822 | LttvProcessState key; |
823 | LttvProcessState *process; |
824 | |
41c7f803 |
825 | LttvTraceState* ts = (LttvTraceState*)tfs->parent.t_context; |
826 | |
2a2fa4f0 |
827 | key.pid = pid; |
41c7f803 |
828 | key.last_cpu = tfs->cpu_name; |
2a2fa4f0 |
829 | process = g_hash_table_lookup(ts->processes, &key); |
dc877563 |
830 | return process; |
831 | } |
832 | |
2a2fa4f0 |
833 | LttvProcessState * |
834 | lttv_state_find_process_or_create(LttvTracefileState *tfs, guint pid) |
835 | { |
836 | LttvProcessState *process = lttv_state_find_process(tfs, pid); |
837 | |
838 | if(process == NULL) process = lttv_state_create_process(tfs, NULL, pid); |
839 | return process; |
840 | } |
841 | |
41c7f803 |
842 | /* FIXME : this function should be called when we receive an event telling that |
843 | * release_task has been called in the kernel. In happens generally when |
844 | * the parent waits for its child terminaison, but may also happen in special |
845 | * cases in the child's exit : when the parent ignores its children SIGCCHLD or |
846 | * has the flag SA_NOCLDWAIT. It can also happen when the child is part |
847 | * of a killed thread ground, but isn't the leader. |
41c7f803 |
848 | */ |
b445142a |
849 | static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) |
dc877563 |
850 | { |
ba576a78 |
851 | LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context); |
2a2fa4f0 |
852 | LttvProcessState key; |
ba576a78 |
853 | |
2a2fa4f0 |
854 | key.pid = process->pid; |
855 | key.last_cpu = process->last_cpu; |
856 | g_hash_table_remove(ts->processes, &key); |
b445142a |
857 | g_array_free(process->execution_stack, TRUE); |
dc877563 |
858 | g_free(process); |
859 | } |
860 | |
861 | |
b445142a |
862 | static void free_process_state(gpointer key, gpointer value,gpointer user_data) |
dc877563 |
863 | { |
b445142a |
864 | g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); |
dc877563 |
865 | g_free(value); |
866 | } |
867 | |
868 | |
308711e5 |
869 | static void lttv_state_free_process_table(GHashTable *processes) |
dc877563 |
870 | { |
871 | g_hash_table_foreach(processes, free_process_state, NULL); |
308711e5 |
872 | g_hash_table_destroy(processes); |
dc877563 |
873 | } |
874 | |
875 | |
b445142a |
876 | static gboolean syscall_entry(void *hook_data, void *call_data) |
dc877563 |
877 | { |
b445142a |
878 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
879 | |
ba576a78 |
880 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
881 | |
b445142a |
882 | LttvExecutionSubmode submode; |
883 | |
884 | submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[ |
885 | ltt_event_get_unsigned(s->parent.e, f)]; |
886 | push_state(s, LTTV_STATE_SYSCALL, submode); |
dc877563 |
887 | return FALSE; |
888 | } |
889 | |
890 | |
b445142a |
891 | static gboolean syscall_exit(void *hook_data, void *call_data) |
dc877563 |
892 | { |
ba576a78 |
893 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
894 | |
ffd54a90 |
895 | pop_state(s, LTTV_STATE_SYSCALL); |
dc877563 |
896 | return FALSE; |
897 | } |
898 | |
899 | |
b445142a |
900 | static gboolean trap_entry(void *hook_data, void *call_data) |
dc877563 |
901 | { |
b445142a |
902 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
903 | |
ba576a78 |
904 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
905 | |
b445142a |
906 | LttvExecutionSubmode submode; |
907 | |
908 | submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[ |
909 | ltt_event_get_unsigned(s->parent.e, f)]; |
910 | push_state(s, LTTV_STATE_TRAP, submode); |
dc877563 |
911 | return FALSE; |
912 | } |
913 | |
914 | |
b445142a |
915 | static gboolean trap_exit(void *hook_data, void *call_data) |
dc877563 |
916 | { |
ba576a78 |
917 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
918 | |
ffd54a90 |
919 | pop_state(s, LTTV_STATE_TRAP); |
dc877563 |
920 | return FALSE; |
921 | } |
922 | |
923 | |
b445142a |
924 | static gboolean irq_entry(void *hook_data, void *call_data) |
dc877563 |
925 | { |
b445142a |
926 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
927 | |
ba576a78 |
928 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
929 | |
b445142a |
930 | LttvExecutionSubmode submode; |
931 | |
932 | submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[ |
933 | ltt_event_get_unsigned(s->parent.e, f)]; |
934 | |
dc877563 |
935 | /* Do something with the info about being in user or system mode when int? */ |
b445142a |
936 | push_state(s, LTTV_STATE_IRQ, submode); |
dc877563 |
937 | return FALSE; |
938 | } |
939 | |
940 | |
b445142a |
941 | static gboolean irq_exit(void *hook_data, void *call_data) |
dc877563 |
942 | { |
ba576a78 |
943 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
944 | |
ffd54a90 |
945 | pop_state(s, LTTV_STATE_IRQ); |
dc877563 |
946 | return FALSE; |
947 | } |
948 | |
949 | |
b445142a |
950 | static gboolean schedchange(void *hook_data, void *call_data) |
dc877563 |
951 | { |
b445142a |
952 | LttvTraceHook *h = (LttvTraceHook *)hook_data; |
dc877563 |
953 | |
ba576a78 |
954 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
955 | |
956 | guint pid_in, pid_out, state_out; |
957 | |
3d27549e |
958 | pid_in = ltt_event_get_unsigned(s->parent.e, h->f1); |
959 | pid_out = ltt_event_get_unsigned(s->parent.e, h->f2); |
960 | state_out = ltt_event_get_unsigned(s->parent.e, h->f3); |
b445142a |
961 | |
dc877563 |
962 | if(s->process != NULL) { |
b445142a |
963 | |
f95bc830 |
964 | /* We could not know but it was not the idle process executing. |
965 | This should only happen at the beginning, before the first schedule |
966 | event, and when the initial information (current process for each CPU) |
967 | is missing. It is not obvious how we could, after the fact, compensate |
968 | the wrongly attributed statistics. */ |
969 | |
970 | if(s->process->pid != pid_out) { |
971 | g_assert(s->process->pid == 0); |
972 | } |
973 | |
dbd243b1 |
974 | if(s->process->state->s == LTTV_STATE_EXIT) { |
975 | s->process->state->s = LTTV_STATE_ZOMBIE; |
976 | } else { |
41c7f803 |
977 | if(state_out == 0) s->process->state->s = LTTV_STATE_WAIT_CPU; |
978 | else s->process->state->s = LTTV_STATE_WAIT; |
979 | } /* FIXME : we do not remove process here, because the kernel |
980 | * still has them : they may be zombies. We need to know |
981 | * exactly when release_task is executed on the PID to |
0828099d |
982 | * know when the zombie is destroyed. |
41c7f803 |
983 | */ |
984 | //else |
985 | // exit_process(s, s->process); |
3d27549e |
986 | |
b445142a |
987 | s->process->state->change = s->parent.timestamp; |
dc877563 |
988 | } |
2a2fa4f0 |
989 | s->process = lttv_state_find_process_or_create(s, pid_in); |
ffd54a90 |
990 | s->process->state->s = LTTV_STATE_RUN; |
2a2fa4f0 |
991 | s->process->last_cpu = s->cpu_name; |
b445142a |
992 | s->process->state->change = s->parent.timestamp; |
dc877563 |
993 | return FALSE; |
994 | } |
995 | |
996 | |
2cdc690b |
997 | static gboolean process_fork(LttvTraceHook *trace_hook, LttvTracefileState *s) |
dc877563 |
998 | { |
2cdc690b |
999 | LttField *f; |
1000 | guint child_pid; |
4ad73431 |
1001 | LttvProcessState *zombie_process; |
2cdc690b |
1002 | |
1003 | /* Child PID */ |
34871cd8 |
1004 | f = trace_hook->f2; |
2cdc690b |
1005 | child_pid = ltt_event_get_unsigned(s->parent.e, f); |
1006 | |
4ad73431 |
1007 | zombie_process = lttv_state_find_process(s, child_pid); |
dc877563 |
1008 | |
4ad73431 |
1009 | if(zombie_process != NULL) { |
1010 | /* Reutilisation of PID. Only now we are sure that the old PID |
1011 | * has been released. FIXME : sould know when release_task happens instead. |
1012 | */ |
1013 | exit_process(s, zombie_process); |
1014 | } |
dbd243b1 |
1015 | g_assert(s->process->pid != child_pid); |
2a2fa4f0 |
1016 | lttv_state_create_process(s, s->process, child_pid); |
4ad73431 |
1017 | |
dc877563 |
1018 | return FALSE; |
1019 | } |
1020 | |
1021 | |
2cdc690b |
1022 | static gboolean process_exit(LttvTraceHook *trace_hook, LttvTracefileState *s) |
dc877563 |
1023 | { |
2cdc690b |
1024 | if(s->process != NULL) { |
dbd243b1 |
1025 | s->process->state->s = LTTV_STATE_EXIT; |
2cdc690b |
1026 | } |
1027 | return FALSE; |
2cdc690b |
1028 | } |
1029 | |
1030 | gboolean process(void *hook_data, void *call_data) |
1031 | { |
1032 | LttvTraceHook *trace_hook = (LttvTraceHook *)hook_data; |
1033 | LttField *f = trace_hook->f1; |
1034 | |
1035 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
1036 | |
1037 | guint sub_id = ltt_event_get_unsigned(s->parent.e, f); |
1038 | |
1039 | /* CHECK : do not hardcode the sub_id values here ? */ |
1040 | if(sub_id == 2) { |
1041 | return process_fork(trace_hook, s); |
1042 | } else if(sub_id == 3) { |
1043 | return process_exit(trace_hook, s); |
1044 | } |
1045 | return 0; |
dc877563 |
1046 | } |
1047 | |
58c88a41 |
1048 | gint lttv_state_hook_add_event_hooks(void *hook_data, void *call_data) |
1049 | { |
1050 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1051 | |
1052 | lttv_state_add_event_hooks(tss); |
1053 | |
1054 | return 0; |
1055 | } |
dc877563 |
1056 | |
308711e5 |
1057 | void lttv_state_add_event_hooks(LttvTracesetState *self) |
dc877563 |
1058 | { |
ba576a78 |
1059 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
1060 | |
dbb7bb09 |
1061 | guint i, j, k, nb_trace, nb_tracefile; |
dc877563 |
1062 | |
ba576a78 |
1063 | LttvTraceState *ts; |
dc877563 |
1064 | |
ba576a78 |
1065 | LttvTracefileState *tfs; |
dc877563 |
1066 | |
dc877563 |
1067 | GArray *hooks; |
1068 | |
b445142a |
1069 | LttvTraceHook hook; |
dc877563 |
1070 | |
1071 | LttvAttributeValue val; |
1072 | |
ba576a78 |
1073 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
1074 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
1075 | ts = (LttvTraceState *)self->parent.traces[i]; |
dc877563 |
1076 | |
1077 | /* Find the eventtype id for the following events and register the |
1078 | associated by id hooks. */ |
1079 | |
b445142a |
1080 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
facab7c2 |
1081 | g_array_set_size(hooks, 8); |
b445142a |
1082 | |
1083 | lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id", |
1084 | NULL, NULL, syscall_entry, &g_array_index(hooks, LttvTraceHook, 0)); |
cbe7c836 |
1085 | |
b445142a |
1086 | lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL, |
1087 | NULL, syscall_exit, &g_array_index(hooks, LttvTraceHook, 1)); |
cbe7c836 |
1088 | |
b445142a |
1089 | lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id", |
1090 | NULL, NULL, trap_entry, &g_array_index(hooks, LttvTraceHook, 2)); |
cbe7c836 |
1091 | |
b445142a |
1092 | lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL, |
1093 | trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
cbe7c836 |
1094 | |
b445142a |
1095 | lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL, |
1096 | NULL, irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
cbe7c836 |
1097 | |
b445142a |
1098 | lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL, |
1099 | irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
cbe7c836 |
1100 | |
b445142a |
1101 | lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out", |
1102 | "out_state", schedchange, &g_array_index(hooks, LttvTraceHook, 6)); |
cbe7c836 |
1103 | |
2cdc690b |
1104 | lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id", |
1105 | "event_data1", "event_data2", process, |
1106 | &g_array_index(hooks, LttvTraceHook, 7)); |
1107 | |
1108 | #if 0 |
b445142a |
1109 | lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid", |
1110 | NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7)); |
cbe7c836 |
1111 | |
b445142a |
1112 | lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL, |
1113 | NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8)); |
2cdc690b |
1114 | #endif //0 |
a5ba1787 |
1115 | /* Add these hooks to each event_by_id hooks list */ |
dc877563 |
1116 | |
dbb7bb09 |
1117 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1118 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
1119 | |
dc877563 |
1120 | for(j = 0 ; j < nb_tracefile ; j++) { |
dbb7bb09 |
1121 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
dc877563 |
1122 | |
1123 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
1124 | hook = g_array_index(hooks, LttvTraceHook, k); |
a5ba1787 |
1125 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, |
1126 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k), LTTV_PRIO_STATE); |
ffd54a90 |
1127 | } |
dc877563 |
1128 | } |
ba576a78 |
1129 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
1130 | *(val.v_pointer) = hooks; |
dc877563 |
1131 | } |
1132 | } |
1133 | |
58c88a41 |
1134 | gint lttv_state_hook_remove_event_hooks(void *hook_data, void *call_data) |
1135 | { |
1136 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1137 | |
1138 | lttv_state_remove_event_hooks(tss); |
1139 | |
1140 | return 0; |
1141 | } |
dc877563 |
1142 | |
308711e5 |
1143 | void lttv_state_remove_event_hooks(LttvTracesetState *self) |
dc877563 |
1144 | { |
ba576a78 |
1145 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
1146 | |
dbb7bb09 |
1147 | guint i, j, k, nb_trace, nb_tracefile; |
dc877563 |
1148 | |
ba576a78 |
1149 | LttvTraceState *ts; |
dc877563 |
1150 | |
ba576a78 |
1151 | LttvTracefileState *tfs; |
dc877563 |
1152 | |
dc877563 |
1153 | GArray *hooks; |
1154 | |
b445142a |
1155 | LttvTraceHook hook; |
dc877563 |
1156 | |
1157 | LttvAttributeValue val; |
1158 | |
ba576a78 |
1159 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
1160 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
1161 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
1162 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
1163 | hooks = *(val.v_pointer); |
dc877563 |
1164 | |
a5ba1787 |
1165 | /* Remove these hooks from each event_by_id hooks list */ |
dc877563 |
1166 | |
dbb7bb09 |
1167 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1168 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
1169 | |
dc877563 |
1170 | for(j = 0 ; j < nb_tracefile ; j++) { |
dbb7bb09 |
1171 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
dc877563 |
1172 | |
1173 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
1174 | hook = g_array_index(hooks, LttvTraceHook, k); |
ba576a78 |
1175 | lttv_hooks_remove_data( |
a5ba1787 |
1176 | lttv_hooks_by_id_find(tfs->parent.event_by_id, |
b445142a |
1177 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k)); |
ffd54a90 |
1178 | } |
dc877563 |
1179 | } |
1180 | g_array_free(hooks, TRUE); |
1181 | } |
1182 | } |
1183 | |
1184 | |
08b1c66e |
1185 | static gboolean block_start(void *hook_data, void *call_data) |
308711e5 |
1186 | { |
dbb7bb09 |
1187 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
308711e5 |
1188 | |
dbb7bb09 |
1189 | LttvTracefileState *tfcs; |
308711e5 |
1190 | |
dbb7bb09 |
1191 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
1192 | |
1193 | LttEventPosition *ep; |
308711e5 |
1194 | |
dbb7bb09 |
1195 | guint i, nb_block, nb_event, nb_tracefile; |
308711e5 |
1196 | |
1197 | LttTracefile *tf; |
1198 | |
1199 | LttvAttribute *saved_states_tree, *saved_state_tree; |
1200 | |
1201 | LttvAttributeValue value; |
1202 | |
dbb7bb09 |
1203 | ep = ltt_event_position_new(); |
1204 | nb_tracefile = ltt_trace_control_tracefile_number(tcs->parent.t) + |
1205 | ltt_trace_per_cpu_tracefile_number(tcs->parent.t); |
1206 | |
1207 | /* Count the number of events added since the last block end in any |
1208 | tracefile. */ |
1209 | |
1210 | for(i = 0 ; i < nb_tracefile ; i++) { |
1211 | tfcs = (LttvTracefileState *)tcs->parent.tracefiles[i]; |
1212 | ltt_event_position(tfcs->parent.e, ep); |
1213 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
1214 | tcs->nb_event += nb_event - tfcs->saved_position; |
1215 | tfcs->saved_position = nb_event; |
1216 | } |
1217 | g_free(ep); |
308711e5 |
1218 | |
308711e5 |
1219 | if(tcs->nb_event >= tcs->save_interval) { |
1220 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, |
1221 | LTTV_STATE_SAVED_STATES); |
1222 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); |
1223 | value = lttv_attribute_add(saved_states_tree, |
1224 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); |
1225 | *(value.v_gobject) = (GObject *)saved_state_tree; |
1226 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); |
dbb7bb09 |
1227 | *(value.v_time) = self->parent.timestamp; |
308711e5 |
1228 | lttv_state_save(tcs, saved_state_tree); |
1229 | tcs->nb_event = 0; |
08b1c66e |
1230 | g_debug("Saving state at time %lu.%lu", self->parent.timestamp.tv_sec, |
1231 | self->parent.timestamp.tv_nsec); |
308711e5 |
1232 | } |
dbb7bb09 |
1233 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; |
308711e5 |
1234 | return FALSE; |
1235 | } |
1236 | |
1237 | |
08b1c66e |
1238 | static gboolean block_end(void *hook_data, void *call_data) |
1239 | { |
1240 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
1241 | |
1242 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
1243 | |
1244 | LttTracefile *tf; |
1245 | |
1246 | LttEventPosition *ep; |
1247 | |
1248 | guint nb_block, nb_event; |
1249 | |
1250 | ep = ltt_event_position_new(); |
1251 | ltt_event_position(self->parent.e, ep); |
1252 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
1253 | tcs->nb_event += nb_event - self->saved_position + 1; |
1254 | self->saved_position = 0; |
1255 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; |
1256 | g_free(ep); |
00e74b69 |
1257 | |
1258 | return FALSE; |
08b1c66e |
1259 | } |
1260 | |
1261 | |
308711e5 |
1262 | void lttv_state_save_add_event_hooks(LttvTracesetState *self) |
1263 | { |
1264 | LttvTraceset *traceset = self->parent.ts; |
1265 | |
00e74b69 |
1266 | guint i, j, nb_trace, nb_tracefile; |
308711e5 |
1267 | |
1268 | LttvTraceState *ts; |
1269 | |
1270 | LttvTracefileState *tfs; |
1271 | |
08b1c66e |
1272 | LttvTraceHook hook_start, hook_end; |
308711e5 |
1273 | |
1274 | nb_trace = lttv_traceset_number(traceset); |
1275 | for(i = 0 ; i < nb_trace ; i++) { |
1276 | ts = (LttvTraceState *)self->parent.traces[i]; |
08b1c66e |
1277 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
1278 | NULL, NULL, block_start, &hook_start); |
308711e5 |
1279 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
08b1c66e |
1280 | NULL, NULL, block_end, &hook_end); |
308711e5 |
1281 | |
dbb7bb09 |
1282 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1283 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
308711e5 |
1284 | |
dbb7bb09 |
1285 | for(j = 0 ; j < nb_tracefile ; j++) { |
1286 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
a5ba1787 |
1287 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, |
1288 | hook_start.id), hook_start.h, NULL, LTTV_PRIO_STATE); |
1289 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, |
1290 | hook_end.id), hook_end.h, NULL, LTTV_PRIO_STATE); |
308711e5 |
1291 | } |
1292 | } |
1293 | } |
1294 | |
b56b5fec |
1295 | gint lttv_state_save_hook_add_event_hooks(void *hook_data, void *call_data) |
1296 | { |
1297 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1298 | |
1299 | lttv_state_save_add_event_hooks(tss); |
1300 | |
1301 | return 0; |
1302 | } |
1303 | |
308711e5 |
1304 | |
1305 | void lttv_state_save_remove_event_hooks(LttvTracesetState *self) |
1306 | { |
1307 | LttvTraceset *traceset = self->parent.ts; |
1308 | |
00e74b69 |
1309 | guint i, j, nb_trace, nb_tracefile; |
308711e5 |
1310 | |
1311 | LttvTraceState *ts; |
1312 | |
1313 | LttvTracefileState *tfs; |
1314 | |
08b1c66e |
1315 | LttvTraceHook hook_start, hook_end; |
308711e5 |
1316 | |
1317 | nb_trace = lttv_traceset_number(traceset); |
1318 | for(i = 0 ; i < nb_trace ; i++) { |
1319 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
08b1c66e |
1320 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
1321 | NULL, NULL, block_start, &hook_start); |
1322 | |
308711e5 |
1323 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
08b1c66e |
1324 | NULL, NULL, block_end, &hook_end); |
308711e5 |
1325 | |
dbb7bb09 |
1326 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1327 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
308711e5 |
1328 | |
dbb7bb09 |
1329 | for(j = 0 ; j < nb_tracefile ; j++) { |
1330 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
308711e5 |
1331 | lttv_hooks_remove_data(lttv_hooks_by_id_find( |
a5ba1787 |
1332 | tfs->parent.event_by_id, hook_start.id), hook_start.h, NULL); |
08b1c66e |
1333 | lttv_hooks_remove_data(lttv_hooks_by_id_find( |
a5ba1787 |
1334 | tfs->parent.event_by_id, hook_end.id), hook_end.h, NULL); |
308711e5 |
1335 | } |
1336 | } |
1337 | } |
1338 | |
b56b5fec |
1339 | gint lttv_state_save_hook_remove_event_hooks(void *hook_data, void *call_data) |
1340 | { |
1341 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1342 | |
1343 | lttv_state_save_remove_event_hooks(tss); |
1344 | |
1345 | return 0; |
1346 | } |
308711e5 |
1347 | |
dd025f91 |
1348 | void lttv_state_traceset_seek_time_closest(LttvTracesetState *self, LttTime t) |
308711e5 |
1349 | { |
1350 | LttvTraceset *traceset = self->parent.ts; |
1351 | |
00e74b69 |
1352 | guint i, nb_trace; |
308711e5 |
1353 | |
1354 | int min_pos, mid_pos, max_pos; |
1355 | |
1356 | LttvTraceState *tcs; |
1357 | |
1358 | LttvAttributeValue value; |
1359 | |
1360 | LttvAttributeType type; |
1361 | |
1362 | LttvAttributeName name; |
1363 | |
1364 | LttvAttribute *saved_states_tree, *saved_state_tree, *closest_tree; |
1365 | |
1366 | nb_trace = lttv_traceset_number(traceset); |
1367 | for(i = 0 ; i < nb_trace ; i++) { |
1368 | tcs = (LttvTraceState *)self->parent.traces[i]; |
1369 | |
2a2fa4f0 |
1370 | if(ltt_time_compare(t, *(tcs->max_time_state_recomputed_in_seek)) < 0) { |
1371 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, |
1372 | LTTV_STATE_SAVED_STATES); |
1373 | min_pos = -1; |
1374 | |
1375 | if(saved_states_tree) { |
dd025f91 |
1376 | max_pos = lttv_attribute_get_number(saved_states_tree) - 1; |
1377 | mid_pos = max_pos / 2; |
1378 | while(min_pos < max_pos) { |
1379 | type = lttv_attribute_get(saved_states_tree, mid_pos, &name, &value); |
1380 | g_assert(type == LTTV_GOBJECT); |
1381 | saved_state_tree = *((LttvAttribute **)(value.v_gobject)); |
1382 | type = lttv_attribute_get_by_name(saved_state_tree, LTTV_STATE_TIME, |
1383 | &value); |
1384 | g_assert(type == LTTV_TIME); |
1385 | if(ltt_time_compare(*(value.v_time), t) < 0) { |
1386 | min_pos = mid_pos; |
1387 | closest_tree = saved_state_tree; |
1388 | } |
1389 | else max_pos = mid_pos - 1; |
1390 | |
1391 | mid_pos = (min_pos + max_pos + 1) / 2; |
1392 | } |
2a2fa4f0 |
1393 | } |
dd025f91 |
1394 | |
2a2fa4f0 |
1395 | /* restore the closest earlier saved state */ |
f95bc830 |
1396 | if(min_pos != -1) { |
1397 | lttv_state_restore(tcs, closest_tree); |
1398 | } |
dd025f91 |
1399 | |
2a2fa4f0 |
1400 | /* There is no saved state, yet we want to have it. Restart at T0 */ |
dd025f91 |
1401 | else { |
1402 | restore_init_state(tcs); |
1403 | lttv_process_trace_seek_time(&(tcs->parent), ltt_time_zero); |
308711e5 |
1404 | } |
9444deae |
1405 | } |
dd025f91 |
1406 | /* We want to seek quickly without restoring/updating the state */ |
1407 | else { |
308711e5 |
1408 | restore_init_state(tcs); |
dd025f91 |
1409 | lttv_process_trace_seek_time(&(tcs->parent), t); |
308711e5 |
1410 | } |
308711e5 |
1411 | } |
1412 | } |
1413 | |
1414 | |
1415 | static void |
1416 | traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1417 | { |
1418 | } |
1419 | |
1420 | |
1421 | static void |
1422 | traceset_state_finalize (LttvTracesetState *self) |
1423 | { |
1424 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
1425 | finalize(G_OBJECT(self)); |
1426 | } |
1427 | |
1428 | |
1429 | static void |
1430 | traceset_state_class_init (LttvTracesetContextClass *klass) |
1431 | { |
1432 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1433 | |
1434 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
1435 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
1436 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
1437 | klass->new_traceset_context = new_traceset_context; |
1438 | klass->new_trace_context = new_trace_context; |
1439 | klass->new_tracefile_context = new_tracefile_context; |
1440 | } |
1441 | |
1442 | |
1443 | GType |
1444 | lttv_traceset_state_get_type(void) |
1445 | { |
1446 | static GType type = 0; |
1447 | if (type == 0) { |
1448 | static const GTypeInfo info = { |
1449 | sizeof (LttvTracesetStateClass), |
1450 | NULL, /* base_init */ |
1451 | NULL, /* base_finalize */ |
1452 | (GClassInitFunc) traceset_state_class_init, /* class_init */ |
1453 | NULL, /* class_finalize */ |
1454 | NULL, /* class_data */ |
dbb7bb09 |
1455 | sizeof (LttvTracesetState), |
308711e5 |
1456 | 0, /* n_preallocs */ |
00e74b69 |
1457 | (GInstanceInitFunc) traceset_state_instance_init, /* instance_init */ |
1458 | NULL /* value handling */ |
308711e5 |
1459 | }; |
1460 | |
1461 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
1462 | &info, 0); |
1463 | } |
1464 | return type; |
1465 | } |
1466 | |
1467 | |
1468 | static void |
1469 | trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1470 | { |
1471 | } |
1472 | |
1473 | |
1474 | static void |
1475 | trace_state_finalize (LttvTraceState *self) |
1476 | { |
1477 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_CONTEXT_TYPE))-> |
1478 | finalize(G_OBJECT(self)); |
1479 | } |
1480 | |
1481 | |
1482 | static void |
1483 | trace_state_class_init (LttvTraceStateClass *klass) |
1484 | { |
1485 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1486 | |
1487 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
1488 | klass->state_save = state_save; |
1489 | klass->state_restore = state_restore; |
1490 | klass->state_saved_free = state_saved_free; |
1491 | } |
1492 | |
1493 | |
1494 | GType |
1495 | lttv_trace_state_get_type(void) |
1496 | { |
1497 | static GType type = 0; |
1498 | if (type == 0) { |
1499 | static const GTypeInfo info = { |
1500 | sizeof (LttvTraceStateClass), |
1501 | NULL, /* base_init */ |
1502 | NULL, /* base_finalize */ |
1503 | (GClassInitFunc) trace_state_class_init, /* class_init */ |
1504 | NULL, /* class_finalize */ |
1505 | NULL, /* class_data */ |
1506 | sizeof (LttvTraceState), |
1507 | 0, /* n_preallocs */ |
00e74b69 |
1508 | (GInstanceInitFunc) trace_state_instance_init, /* instance_init */ |
1509 | NULL /* value handling */ |
308711e5 |
1510 | }; |
1511 | |
1512 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
1513 | "LttvTraceStateType", &info, 0); |
1514 | } |
1515 | return type; |
1516 | } |
1517 | |
1518 | |
1519 | static void |
1520 | tracefile_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1521 | { |
1522 | } |
1523 | |
1524 | |
1525 | static void |
1526 | tracefile_state_finalize (LttvTracefileState *self) |
1527 | { |
1528 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_CONTEXT_TYPE))-> |
1529 | finalize(G_OBJECT(self)); |
1530 | } |
1531 | |
1532 | |
1533 | static void |
1534 | tracefile_state_class_init (LttvTracefileStateClass *klass) |
1535 | { |
1536 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1537 | |
1538 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
1539 | } |
1540 | |
1541 | |
1542 | GType |
1543 | lttv_tracefile_state_get_type(void) |
1544 | { |
1545 | static GType type = 0; |
1546 | if (type == 0) { |
1547 | static const GTypeInfo info = { |
1548 | sizeof (LttvTracefileStateClass), |
1549 | NULL, /* base_init */ |
1550 | NULL, /* base_finalize */ |
1551 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ |
1552 | NULL, /* class_finalize */ |
1553 | NULL, /* class_data */ |
1554 | sizeof (LttvTracefileState), |
1555 | 0, /* n_preallocs */ |
00e74b69 |
1556 | (GInstanceInitFunc) tracefile_state_instance_init, /* instance_init */ |
1557 | NULL /* value handling */ |
308711e5 |
1558 | }; |
1559 | |
1560 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
1561 | "LttvTracefileStateType", &info, 0); |
1562 | } |
1563 | return type; |
1564 | } |
1565 | |
1566 | |
08b1c66e |
1567 | static void module_init() |
ffd54a90 |
1568 | { |
1569 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
b445142a |
1570 | LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("unknown execution mode"); |
ffd54a90 |
1571 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
1572 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
1573 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
1574 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
1575 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
b445142a |
1576 | LTTV_STATE_SUBMODE_UNKNOWN = g_quark_from_string("unknown submode"); |
1577 | LTTV_STATE_SUBMODE_NONE = g_quark_from_string("(no submode)"); |
ffd54a90 |
1578 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
dbd243b1 |
1579 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
0828099d |
1580 | LTTV_STATE_ZOMBIE = g_quark_from_string("zombie"); |
ffd54a90 |
1581 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
1582 | LTTV_STATE_RUN = g_quark_from_string("running"); |
308711e5 |
1583 | LTTV_STATE_TRACEFILES = g_quark_from_string("tracefiles"); |
1584 | LTTV_STATE_PROCESSES = g_quark_from_string("processes"); |
1585 | LTTV_STATE_PROCESS = g_quark_from_string("process"); |
1586 | LTTV_STATE_EVENT = g_quark_from_string("event"); |
1587 | LTTV_STATE_SAVED_STATES = g_quark_from_string("saved states"); |
dbb7bb09 |
1588 | LTTV_STATE_SAVED_STATES_TIME = g_quark_from_string("saved states time"); |
308711e5 |
1589 | LTTV_STATE_TIME = g_quark_from_string("time"); |
ffd54a90 |
1590 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
f95bc830 |
1591 | LTTV_STATE_NAME_TABLES = g_quark_from_string("name tables"); |
1592 | LTTV_STATE_TRACE_STATE_USE_COUNT = |
1593 | g_quark_from_string("trace_state_use_count"); |
ffd54a90 |
1594 | } |
dc877563 |
1595 | |
08b1c66e |
1596 | static void module_destroy() |
ffd54a90 |
1597 | { |
1598 | } |
dc877563 |
1599 | |
1600 | |
08b1c66e |
1601 | LTTV_MODULE("state", "State computation", \ |
1602 | "Update the system state, possibly saving it at intervals", \ |
1603 | module_init, module_destroy) |
1604 | |
dc877563 |
1605 | |
1606 | |