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