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 | |
e8f2280c |
29 | #define PREALLOCATED_EXECUTION_STACK 10 |
30 | |
b445142a |
31 | LttvExecutionMode |
32 | LTTV_STATE_MODE_UNKNOWN, |
ffd54a90 |
33 | LTTV_STATE_USER_MODE, |
34 | LTTV_STATE_SYSCALL, |
35 | LTTV_STATE_TRAP, |
36 | LTTV_STATE_IRQ; |
37 | |
b445142a |
38 | LttvExecutionSubmode |
39 | LTTV_STATE_SUBMODE_UNKNOWN, |
40 | LTTV_STATE_SUBMODE_NONE; |
ffd54a90 |
41 | |
42 | LttvProcessStatus |
43 | LTTV_STATE_UNNAMED, |
44 | LTTV_STATE_WAIT_FORK, |
45 | LTTV_STATE_WAIT_CPU, |
dbd243b1 |
46 | LTTV_STATE_EXIT, |
0828099d |
47 | LTTV_STATE_ZOMBIE, |
ffd54a90 |
48 | LTTV_STATE_WAIT, |
49 | LTTV_STATE_RUN; |
50 | |
ba576a78 |
51 | static GQuark |
308711e5 |
52 | LTTV_STATE_TRACEFILES, |
53 | LTTV_STATE_PROCESSES, |
54 | LTTV_STATE_PROCESS, |
55 | LTTV_STATE_EVENT, |
56 | LTTV_STATE_SAVED_STATES, |
dbb7bb09 |
57 | LTTV_STATE_SAVED_STATES_TIME, |
308711e5 |
58 | LTTV_STATE_TIME, |
f95bc830 |
59 | LTTV_STATE_HOOKS, |
60 | LTTV_STATE_NAME_TABLES, |
61 | LTTV_STATE_TRACE_STATE_USE_COUNT; |
ba576a78 |
62 | |
b445142a |
63 | |
f95bc830 |
64 | static void create_max_time(LttvTraceState *tcs); |
65 | |
66 | static void get_max_time(LttvTraceState *tcs); |
67 | |
68 | static void free_max_time(LttvTraceState *tcs); |
69 | |
70 | static void create_name_tables(LttvTraceState *tcs); |
71 | |
72 | static void get_name_tables(LttvTraceState *tcs); |
b445142a |
73 | |
74 | static void free_name_tables(LttvTraceState *tcs); |
75 | |
f95bc830 |
76 | static void free_saved_state(LttvTraceState *tcs); |
77 | |
308711e5 |
78 | static void lttv_state_free_process_table(GHashTable *processes); |
ba576a78 |
79 | |
dc877563 |
80 | |
308711e5 |
81 | void lttv_state_save(LttvTraceState *self, LttvAttribute *container) |
82 | { |
83 | LTTV_TRACE_STATE_GET_CLASS(self)->state_save(self, container); |
84 | } |
85 | |
86 | |
87 | void lttv_state_restore(LttvTraceState *self, LttvAttribute *container) |
88 | { |
89 | LTTV_TRACE_STATE_GET_CLASS(self)->state_restore(self, container); |
90 | } |
91 | |
92 | |
2d262115 |
93 | void lttv_state_state_saved_free(LttvTraceState *self, |
308711e5 |
94 | LttvAttribute *container) |
95 | { |
f95bc830 |
96 | LTTV_TRACE_STATE_GET_CLASS(self)->state_saved_free(self, container); |
308711e5 |
97 | } |
98 | |
99 | |
2a2fa4f0 |
100 | guint process_hash(gconstpointer key) |
101 | { |
7893f726 |
102 | guint pid = ((const LttvProcessState *)key)->pid; |
103 | return (pid>>8 ^ pid>>4 ^ pid>>2 ^ pid) ; |
2a2fa4f0 |
104 | } |
105 | |
106 | |
1d1df11d |
107 | /* If the hash table hash function is well distributed, |
108 | * the process_equal should compare different pid */ |
2a2fa4f0 |
109 | gboolean process_equal(gconstpointer a, gconstpointer b) |
110 | { |
00e74b69 |
111 | const LttvProcessState *process_a, *process_b; |
1d1df11d |
112 | gboolean ret = TRUE; |
113 | |
00e74b69 |
114 | process_a = (const LttvProcessState *)a; |
115 | process_b = (const LttvProcessState *)b; |
1d1df11d |
116 | |
117 | if(likely(process_a->pid != process_b->pid)) ret = FALSE; |
118 | else if(likely(process_a->pid == 0 && |
119 | process_a->last_cpu != process_b->last_cpu)) ret = FALSE; |
2a2fa4f0 |
120 | |
1d1df11d |
121 | return ret; |
2a2fa4f0 |
122 | } |
123 | |
124 | |
308711e5 |
125 | static void |
126 | restore_init_state(LttvTraceState *self) |
127 | { |
dbb7bb09 |
128 | guint i, nb_tracefile; |
308711e5 |
129 | |
130 | LttvTracefileState *tfcs; |
131 | |
308711e5 |
132 | if(self->processes != NULL) lttv_state_free_process_table(self->processes); |
2a2fa4f0 |
133 | self->processes = g_hash_table_new(process_hash, process_equal); |
308711e5 |
134 | self->nb_event = 0; |
135 | |
dbb7bb09 |
136 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
137 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
138 | |
dbb7bb09 |
139 | for(i = 0 ; i < nb_tracefile ; i++) { |
140 | tfcs = LTTV_TRACEFILE_STATE(self->parent.tracefiles[i]); |
d3e01c7a |
141 | ltt_trace_time_span_get(self->parent.t, &tfcs->parent.timestamp, NULL); |
308711e5 |
142 | tfcs->saved_position = 0; |
2a2fa4f0 |
143 | tfcs->process = lttv_state_create_process(tfcs, NULL,0); |
144 | tfcs->process->state->s = LTTV_STATE_RUN; |
145 | tfcs->process->last_cpu = tfcs->cpu_name; |
ac4e21cf |
146 | tfcs->process->last_cpu_index = ((LttvTracefileContext*)tfcs)->index; |
308711e5 |
147 | } |
148 | } |
149 | |
2a2fa4f0 |
150 | static LttTime time_zero = {0,0}; |
308711e5 |
151 | |
dc877563 |
152 | static void |
153 | init(LttvTracesetState *self, LttvTraceset *ts) |
154 | { |
dbb7bb09 |
155 | guint i, j, nb_trace, nb_tracefile; |
dc877563 |
156 | |
ffd54a90 |
157 | LttvTraceContext *tc; |
dc877563 |
158 | |
ffd54a90 |
159 | LttvTraceState *tcs; |
160 | |
ffd54a90 |
161 | LttvTracefileState *tfcs; |
3d27549e |
162 | |
dbb7bb09 |
163 | LttvAttributeValue v; |
164 | |
b445142a |
165 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
166 | init((LttvTracesetContext *)self, ts); |
dc877563 |
167 | |
168 | nb_trace = lttv_traceset_number(ts); |
169 | for(i = 0 ; i < nb_trace ; i++) { |
b445142a |
170 | tc = self->parent.traces[i]; |
171 | tcs = (LttvTraceState *)tc; |
dbb7bb09 |
172 | tcs->save_interval = 50000; |
f95bc830 |
173 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_TRACE_STATE_USE_COUNT, |
174 | LTTV_UINT, &v); |
175 | (*v.v_uint)++; |
dbb7bb09 |
176 | |
f95bc830 |
177 | if(*(v.v_uint) == 1) { |
178 | create_name_tables(tcs); |
179 | create_max_time(tcs); |
180 | } |
181 | get_name_tables(tcs); |
182 | get_max_time(tcs); |
dc877563 |
183 | |
dbb7bb09 |
184 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t) + |
185 | ltt_trace_per_cpu_tracefile_number(tc->t); |
186 | |
dc877563 |
187 | for(j = 0 ; j < nb_tracefile ; j++) { |
dbb7bb09 |
188 | tfcs = LTTV_TRACEFILE_STATE(tc->tracefiles[j]); |
b445142a |
189 | tfcs->cpu_name= g_quark_from_string(ltt_tracefile_name(tfcs->parent.tf)); |
dc877563 |
190 | } |
308711e5 |
191 | tcs->processes = NULL; |
192 | restore_init_state(tcs); |
dc877563 |
193 | } |
194 | } |
195 | |
196 | |
197 | static void |
198 | fini(LttvTracesetState *self) |
199 | { |
00e74b69 |
200 | guint i, nb_trace; |
dc877563 |
201 | |
ffd54a90 |
202 | LttvTraceState *tcs; |
dc877563 |
203 | |
ffd54a90 |
204 | LttvTracefileState *tfcs; |
dc877563 |
205 | |
f95bc830 |
206 | LttvAttributeValue v; |
207 | |
ffd54a90 |
208 | nb_trace = lttv_traceset_number(LTTV_TRACESET_CONTEXT(self)->ts); |
dc877563 |
209 | for(i = 0 ; i < nb_trace ; i++) { |
ffd54a90 |
210 | tcs = (LttvTraceState *)(LTTV_TRACESET_CONTEXT(self)->traces[i]); |
f95bc830 |
211 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_TRACE_STATE_USE_COUNT, |
212 | LTTV_UINT, &v); |
00e74b69 |
213 | |
214 | g_assert(*(v.v_uint) != 0); |
f95bc830 |
215 | (*v.v_uint)--; |
216 | |
f95bc830 |
217 | if(*(v.v_uint) == 0) { |
218 | free_name_tables(tcs); |
219 | free_max_time(tcs); |
220 | free_saved_state(tcs); |
221 | } |
308711e5 |
222 | lttv_state_free_process_table(tcs->processes); |
223 | tcs->processes = NULL; |
dc877563 |
224 | } |
b445142a |
225 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
226 | fini((LttvTracesetContext *)self); |
dc877563 |
227 | } |
228 | |
229 | |
c432246e |
230 | static LttvTracesetContext * |
dc877563 |
231 | new_traceset_context(LttvTracesetContext *self) |
232 | { |
ffd54a90 |
233 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATE_TYPE, NULL)); |
dc877563 |
234 | } |
235 | |
236 | |
c432246e |
237 | static LttvTraceContext * |
dc877563 |
238 | new_trace_context(LttvTracesetContext *self) |
239 | { |
ffd54a90 |
240 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATE_TYPE, NULL)); |
dc877563 |
241 | } |
242 | |
243 | |
c432246e |
244 | static LttvTracefileContext * |
dc877563 |
245 | new_tracefile_context(LttvTracesetContext *self) |
246 | { |
ffd54a90 |
247 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATE_TYPE, NULL)); |
248 | } |
249 | |
250 | |
dbb7bb09 |
251 | /* Write the process state of the trace */ |
252 | |
253 | static void write_process_state(gpointer key, gpointer value, |
254 | gpointer user_data) |
255 | { |
256 | LttvProcessState *process; |
257 | |
258 | LttvExecutionState *es; |
259 | |
260 | FILE *fp = (FILE *)user_data; |
261 | |
262 | guint i; |
263 | |
264 | process = (LttvProcessState *)value; |
265 | fprintf(fp, |
f95bc830 |
266 | " <PROCESS CORE=%p PID=%u PPID=%u CTIME_S=%lu CTIME_NS=%lu NAME=\"%s\" CPU=\"%s\">\n", |
267 | process, process->pid, process->ppid, process->creation_time.tv_sec, |
dbb7bb09 |
268 | process->creation_time.tv_nsec, g_quark_to_string(process->name), |
269 | g_quark_to_string(process->last_cpu)); |
270 | |
271 | for(i = 0 ; i < process->execution_stack->len; i++) { |
272 | es = &g_array_index(process->execution_stack, LttvExecutionState, i); |
273 | fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu", |
274 | g_quark_to_string(es->t), g_quark_to_string(es->n), |
275 | es->entry.tv_sec, es->entry.tv_nsec); |
276 | fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", |
277 | es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); |
278 | } |
279 | fprintf(fp, " </PROCESS>\n"); |
280 | } |
281 | |
282 | |
283 | void lttv_state_write(LttvTraceState *self, LttTime t, FILE *fp) |
284 | { |
285 | guint i, nb_tracefile, nb_block, nb_event; |
286 | |
287 | LttvTracefileState *tfcs; |
288 | |
289 | LttTracefile *tf; |
290 | |
291 | LttEventPosition *ep; |
292 | |
293 | ep = ltt_event_position_new(); |
294 | |
295 | fprintf(fp,"<PROCESS_STATE TIME_S=%lu TIME_NS=%lu>\n", t.tv_sec, t.tv_nsec); |
296 | |
297 | g_hash_table_foreach(self->processes, write_process_state, fp); |
298 | |
299 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
300 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
301 | |
302 | for(i = 0 ; i < nb_tracefile ; i++) { |
303 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
08b1c66e |
304 | fprintf(fp, " <TRACEFILE PID=%u TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", |
305 | tfcs->process->pid, tfcs->parent.timestamp.tv_sec, |
306 | tfcs->parent.timestamp.tv_nsec); |
dbb7bb09 |
307 | if(tfcs->parent.e == NULL) fprintf(fp,"/>\n"); |
308 | else { |
309 | ltt_event_position(tfcs->parent.e, ep); |
310 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
311 | fprintf(fp, " BLOCK=%u EVENT=%u/>\n", nb_block, nb_event); |
312 | } |
313 | } |
314 | g_free(ep); |
315 | fprintf(fp,"</PROCESS_STATE>"); |
316 | } |
317 | |
318 | |
319 | /* Copy each process from an existing hash table to a new one */ |
320 | |
308711e5 |
321 | static void copy_process_state(gpointer key, gpointer value,gpointer user_data) |
ffd54a90 |
322 | { |
308711e5 |
323 | LttvProcessState *process, *new_process; |
ffd54a90 |
324 | |
308711e5 |
325 | GHashTable *new_processes = (GHashTable *)user_data; |
ffd54a90 |
326 | |
308711e5 |
327 | guint i; |
328 | |
329 | process = (LttvProcessState *)value; |
330 | new_process = g_new(LttvProcessState, 1); |
331 | *new_process = *process; |
e8f2280c |
332 | new_process->execution_stack = g_array_sized_new(FALSE, FALSE, |
333 | sizeof(LttvExecutionState), PREALLOCATED_EXECUTION_STACK); |
308711e5 |
334 | g_array_set_size(new_process->execution_stack,process->execution_stack->len); |
335 | for(i = 0 ; i < process->execution_stack->len; i++) { |
336 | g_array_index(new_process->execution_stack, LttvExecutionState, i) = |
337 | g_array_index(process->execution_stack, LttvExecutionState, i); |
338 | } |
339 | new_process->state = &g_array_index(new_process->execution_stack, |
340 | LttvExecutionState, new_process->execution_stack->len - 1); |
2a2fa4f0 |
341 | g_hash_table_insert(new_processes, new_process, new_process); |
ffd54a90 |
342 | } |
343 | |
344 | |
308711e5 |
345 | static GHashTable *lttv_state_copy_process_table(GHashTable *processes) |
ffd54a90 |
346 | { |
2a2fa4f0 |
347 | GHashTable *new_processes = g_hash_table_new(process_hash, process_equal); |
ffd54a90 |
348 | |
308711e5 |
349 | g_hash_table_foreach(processes, copy_process_state, new_processes); |
350 | return new_processes; |
dc877563 |
351 | } |
352 | |
353 | |
308711e5 |
354 | /* The saved state for each trace contains a member "processes", which |
355 | stores a copy of the process table, and a member "tracefiles" with |
356 | one entry per tracefile. Each tracefile has a "process" member pointing |
357 | to the current process and a "position" member storing the tracefile |
358 | position (needed to seek to the current "next" event. */ |
359 | |
360 | static void state_save(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
361 | { |
dbb7bb09 |
362 | guint i, nb_tracefile; |
dc877563 |
363 | |
308711e5 |
364 | LttvTracefileState *tfcs; |
365 | |
366 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
367 | |
368 | LttvAttributeType type; |
369 | |
370 | LttvAttributeValue value; |
371 | |
372 | LttvAttributeName name; |
373 | |
374 | LttEventPosition *ep; |
375 | |
376 | tracefiles_tree = lttv_attribute_find_subdir(container, |
377 | LTTV_STATE_TRACEFILES); |
378 | |
379 | value = lttv_attribute_add(container, LTTV_STATE_PROCESSES, |
380 | LTTV_POINTER); |
381 | *(value.v_pointer) = lttv_state_copy_process_table(self->processes); |
382 | |
dbb7bb09 |
383 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
384 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
385 | |
386 | for(i = 0 ; i < nb_tracefile ; i++) { |
dbb7bb09 |
387 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
308711e5 |
388 | tracefile_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); |
389 | value = lttv_attribute_add(tracefiles_tree, i, |
390 | LTTV_GOBJECT); |
391 | *(value.v_gobject) = (GObject *)tracefile_tree; |
392 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_PROCESS, |
393 | LTTV_UINT); |
394 | *(value.v_uint) = tfcs->process->pid; |
395 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_EVENT, |
396 | LTTV_POINTER); |
397 | if(tfcs->parent.e == NULL) *(value.v_pointer) = NULL; |
398 | else { |
a5dcde2f |
399 | ep = ltt_event_position_new(); |
308711e5 |
400 | ltt_event_position(tfcs->parent.e, ep); |
401 | *(value.v_pointer) = ep; |
08b1c66e |
402 | |
403 | guint nb_block, nb_event; |
404 | LttTracefile *tf; |
405 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
406 | g_debug("Block %u event %u time %lu.%lu", nb_block, nb_event, |
407 | tfcs->parent.timestamp.tv_sec, tfcs->parent.timestamp.tv_nsec); |
308711e5 |
408 | } |
dc877563 |
409 | } |
dc877563 |
410 | } |
411 | |
412 | |
308711e5 |
413 | static void state_restore(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
414 | { |
dbb7bb09 |
415 | guint i, nb_tracefile, pid; |
dc877563 |
416 | |
308711e5 |
417 | LttvTracefileState *tfcs; |
dc877563 |
418 | |
308711e5 |
419 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
dc877563 |
420 | |
308711e5 |
421 | LttvAttributeType type; |
dc877563 |
422 | |
308711e5 |
423 | LttvAttributeValue value; |
dc877563 |
424 | |
308711e5 |
425 | LttvAttributeName name; |
dc877563 |
426 | |
308711e5 |
427 | LttEventPosition *ep; |
dc877563 |
428 | |
308711e5 |
429 | tracefiles_tree = lttv_attribute_find_subdir(container, |
430 | LTTV_STATE_TRACEFILES); |
dc877563 |
431 | |
308711e5 |
432 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
433 | &value); |
434 | g_assert(type == LTTV_POINTER); |
435 | lttv_state_free_process_table(self->processes); |
436 | self->processes = lttv_state_copy_process_table(*(value.v_pointer)); |
437 | |
dbb7bb09 |
438 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
439 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
440 | |
441 | for(i = 0 ; i < nb_tracefile ; i++) { |
dbb7bb09 |
442 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
308711e5 |
443 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value); |
444 | g_assert(type == LTTV_GOBJECT); |
445 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); |
446 | |
447 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_PROCESS, |
448 | &value); |
449 | g_assert(type == LTTV_UINT); |
2a2fa4f0 |
450 | pid = *(value.v_uint); |
451 | tfcs->process = lttv_state_find_process_or_create(tfcs, pid); |
452 | |
308711e5 |
453 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
454 | &value); |
455 | g_assert(type == LTTV_POINTER); |
456 | if(*(value.v_pointer) == NULL) tfcs->parent.e = NULL; |
457 | else { |
458 | ep = *(value.v_pointer); |
b56b5fec |
459 | g_assert(tfcs->parent.t_context != NULL); |
460 | lttv_process_tracefile_seek_position(LTTV_TRACEFILE_CONTEXT(tfcs), ep); |
308711e5 |
461 | } |
dc877563 |
462 | } |
dc877563 |
463 | } |
464 | |
465 | |
308711e5 |
466 | static void state_saved_free(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
467 | { |
dbb7bb09 |
468 | guint i, nb_tracefile; |
dc877563 |
469 | |
308711e5 |
470 | LttvTracefileState *tfcs; |
dc877563 |
471 | |
308711e5 |
472 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
dc877563 |
473 | |
308711e5 |
474 | LttvAttributeType type; |
dc877563 |
475 | |
308711e5 |
476 | LttvAttributeValue value; |
dc877563 |
477 | |
308711e5 |
478 | LttvAttributeName name; |
dc877563 |
479 | |
308711e5 |
480 | LttEventPosition *ep; |
dc877563 |
481 | |
308711e5 |
482 | tracefiles_tree = lttv_attribute_find_subdir(container, |
483 | LTTV_STATE_TRACEFILES); |
c47a6dc6 |
484 | g_object_ref(G_OBJECT(tracefiles_tree)); |
308711e5 |
485 | lttv_attribute_remove_by_name(container, LTTV_STATE_TRACEFILES); |
dc877563 |
486 | |
308711e5 |
487 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
488 | &value); |
489 | g_assert(type == LTTV_POINTER); |
490 | lttv_state_free_process_table(*(value.v_pointer)); |
491 | *(value.v_pointer) = NULL; |
492 | lttv_attribute_remove_by_name(container, LTTV_STATE_PROCESSES); |
493 | |
dbb7bb09 |
494 | nb_tracefile = ltt_trace_control_tracefile_number(self->parent.t) + |
495 | ltt_trace_per_cpu_tracefile_number(self->parent.t); |
308711e5 |
496 | |
497 | for(i = 0 ; i < nb_tracefile ; i++) { |
dbb7bb09 |
498 | tfcs = (LttvTracefileState *)self->parent.tracefiles[i]; |
308711e5 |
499 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value); |
500 | g_assert(type == LTTV_GOBJECT); |
501 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); |
502 | |
503 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
504 | &value); |
505 | g_assert(type == LTTV_POINTER); |
506 | if(*(value.v_pointer) != NULL) g_free(*(value.v_pointer)); |
dc877563 |
507 | } |
c47a6dc6 |
508 | g_object_unref(G_OBJECT(tracefiles_tree)); |
dc877563 |
509 | } |
510 | |
511 | |
f95bc830 |
512 | static void free_saved_state(LttvTraceState *self) |
513 | { |
514 | guint i, nb; |
515 | |
516 | LttvAttributeType type; |
517 | |
518 | LttvAttributeValue value; |
519 | |
520 | LttvAttributeName name; |
521 | |
522 | LttvAttribute *saved_states; |
523 | |
524 | saved_states = lttv_attribute_find_subdir(self->parent.t_a, |
525 | LTTV_STATE_SAVED_STATES); |
526 | |
527 | nb = lttv_attribute_get_number(saved_states); |
528 | for(i = 0 ; i < nb ; i++) { |
529 | type = lttv_attribute_get(saved_states, i, &name, &value); |
530 | g_assert(type == LTTV_GOBJECT); |
531 | state_saved_free(self, *((LttvAttribute **)value.v_gobject)); |
532 | } |
533 | |
534 | lttv_attribute_remove_by_name(self->parent.t_a, LTTV_STATE_SAVED_STATES); |
f95bc830 |
535 | } |
536 | |
537 | |
538 | static void |
539 | create_max_time(LttvTraceState *tcs) |
540 | { |
541 | LttvAttributeValue v; |
542 | |
543 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_SAVED_STATES_TIME, |
544 | LTTV_POINTER, &v); |
545 | g_assert(*(v.v_pointer) == NULL); |
546 | *(v.v_pointer) = g_new(LttTime,1); |
547 | *((LttTime *)*(v.v_pointer)) = time_zero; |
548 | } |
549 | |
550 | |
551 | static void |
552 | get_max_time(LttvTraceState *tcs) |
553 | { |
554 | LttvAttributeValue v; |
555 | |
556 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_SAVED_STATES_TIME, |
557 | LTTV_POINTER, &v); |
558 | g_assert(*(v.v_pointer) != NULL); |
559 | tcs->max_time_state_recomputed_in_seek = (LttTime *)*(v.v_pointer); |
560 | } |
561 | |
562 | |
563 | static void |
564 | free_max_time(LttvTraceState *tcs) |
565 | { |
566 | LttvAttributeValue v; |
567 | |
568 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_SAVED_STATES_TIME, |
569 | LTTV_POINTER, &v); |
570 | g_free(*(v.v_pointer)); |
571 | *(v.v_pointer) = NULL; |
572 | } |
573 | |
574 | |
575 | typedef struct _LttvNameTables { |
576 | GQuark *eventtype_names; |
577 | GQuark *syscall_names; |
578 | GQuark *trap_names; |
579 | GQuark *irq_names; |
580 | } LttvNameTables; |
581 | |
582 | |
b445142a |
583 | static void |
f95bc830 |
584 | create_name_tables(LttvTraceState *tcs) |
b445142a |
585 | { |
586 | int i, nb; |
dc877563 |
587 | |
b445142a |
588 | char *f_name, *e_name; |
dc877563 |
589 | |
b445142a |
590 | LttvTraceHook h; |
591 | |
592 | LttEventType *et; |
593 | |
594 | LttType *t; |
595 | |
596 | GString *fe_name = g_string_new(""); |
597 | |
f95bc830 |
598 | LttvNameTables *name_tables = g_new(LttvNameTables, 1); |
599 | |
600 | LttvAttributeValue v; |
601 | |
602 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES, |
603 | LTTV_POINTER, &v); |
604 | g_assert(*(v.v_pointer) == NULL); |
605 | *(v.v_pointer) = name_tables; |
606 | |
b445142a |
607 | nb = ltt_trace_eventtype_number(tcs->parent.t); |
f95bc830 |
608 | name_tables->eventtype_names = g_new(GQuark, nb); |
b445142a |
609 | for(i = 0 ; i < nb ; i++) { |
610 | et = ltt_trace_eventtype_get(tcs->parent.t, i); |
611 | e_name = ltt_eventtype_name(et); |
612 | f_name = ltt_facility_name(ltt_eventtype_facility(et)); |
613 | g_string_printf(fe_name, "%s.%s", f_name, e_name); |
f95bc830 |
614 | name_tables->eventtype_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
615 | } |
dc877563 |
616 | |
b445142a |
617 | lttv_trace_find_hook(tcs->parent.t, "core", "syscall_entry", |
618 | "syscall_id", NULL, NULL, NULL, &h); |
619 | t = ltt_field_type(h.f1); |
620 | nb = ltt_type_element_number(t); |
621 | |
622 | /* CHECK syscalls should be an emun but currently are not! |
f95bc830 |
623 | name_tables->syscall_names = g_new(GQuark, nb); |
b445142a |
624 | |
625 | for(i = 0 ; i < nb ; i++) { |
f95bc830 |
626 | name_tables->syscall_names[i] = g_quark_from_string( |
627 | ltt_enum_string_get(t, i)); |
b445142a |
628 | } |
629 | */ |
630 | |
f95bc830 |
631 | name_tables->syscall_names = g_new(GQuark, 256); |
b445142a |
632 | for(i = 0 ; i < 256 ; i++) { |
633 | g_string_printf(fe_name, "syscall %d", i); |
f95bc830 |
634 | name_tables->syscall_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
635 | } |
636 | |
637 | lttv_trace_find_hook(tcs->parent.t, "core", "trap_entry", |
638 | "trap_id", NULL, NULL, NULL, &h); |
639 | t = ltt_field_type(h.f1); |
640 | nb = ltt_type_element_number(t); |
641 | |
642 | /* |
f95bc830 |
643 | name_tables->trap_names = g_new(GQuark, nb); |
b445142a |
644 | for(i = 0 ; i < nb ; i++) { |
f95bc830 |
645 | name_tables->trap_names[i] = g_quark_from_string( |
646 | ltt_enum_string_get(t, i)); |
b445142a |
647 | } |
648 | */ |
649 | |
f95bc830 |
650 | name_tables->trap_names = g_new(GQuark, 256); |
b445142a |
651 | for(i = 0 ; i < 256 ; i++) { |
652 | g_string_printf(fe_name, "trap %d", i); |
f95bc830 |
653 | name_tables->trap_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
654 | } |
655 | |
656 | lttv_trace_find_hook(tcs->parent.t, "core", "irq_entry", |
657 | "irq_id", NULL, NULL, NULL, &h); |
658 | t = ltt_field_type(h.f1); |
659 | nb = ltt_type_element_number(t); |
660 | |
661 | /* |
f95bc830 |
662 | name_tables->irq_names = g_new(GQuark, nb); |
b445142a |
663 | for(i = 0 ; i < nb ; i++) { |
f95bc830 |
664 | name_tables->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
b445142a |
665 | } |
666 | */ |
667 | |
f95bc830 |
668 | name_tables->irq_names = g_new(GQuark, 256); |
b445142a |
669 | for(i = 0 ; i < 256 ; i++) { |
670 | g_string_printf(fe_name, "irq %d", i); |
f95bc830 |
671 | name_tables->irq_names[i] = g_quark_from_string(fe_name->str); |
b445142a |
672 | } |
673 | |
674 | g_string_free(fe_name, TRUE); |
675 | } |
676 | |
677 | |
f95bc830 |
678 | static void |
679 | get_name_tables(LttvTraceState *tcs) |
680 | { |
681 | LttvNameTables *name_tables; |
682 | |
683 | LttvAttributeValue v; |
684 | |
685 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES, |
686 | LTTV_POINTER, &v); |
687 | g_assert(*(v.v_pointer) != NULL); |
688 | name_tables = (LttvNameTables *)*(v.v_pointer); |
689 | tcs->eventtype_names = name_tables->eventtype_names; |
690 | tcs->syscall_names = name_tables->syscall_names; |
691 | tcs->trap_names = name_tables->trap_names; |
692 | tcs->irq_names = name_tables->irq_names; |
693 | } |
694 | |
695 | |
b445142a |
696 | static void |
697 | free_name_tables(LttvTraceState *tcs) |
698 | { |
f95bc830 |
699 | LttvNameTables *name_tables; |
700 | |
701 | LttvAttributeValue v; |
702 | |
703 | lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES, |
704 | LTTV_POINTER, &v); |
705 | name_tables = (LttvNameTables *)*(v.v_pointer); |
706 | *(v.v_pointer) = NULL; |
707 | |
708 | g_free(name_tables->eventtype_names); |
709 | g_free(name_tables->syscall_names); |
710 | g_free(name_tables->trap_names); |
711 | g_free(name_tables->irq_names); |
712 | g_free(name_tables); |
b445142a |
713 | } |
dc877563 |
714 | |
b445142a |
715 | |
716 | static void push_state(LttvTracefileState *tfs, LttvExecutionMode t, |
ffd54a90 |
717 | guint state_id) |
dc877563 |
718 | { |
b445142a |
719 | LttvExecutionState *es; |
dc877563 |
720 | |
721 | LttvProcessState *process = tfs->process; |
722 | |
b445142a |
723 | guint depth = process->execution_stack->len; |
dc877563 |
724 | |
b445142a |
725 | g_array_set_size(process->execution_stack, depth + 1); |
726 | es = &g_array_index(process->execution_stack, LttvExecutionState, depth); |
727 | es->t = t; |
728 | es->n = state_id; |
729 | es->entry = es->change = tfs->parent.timestamp; |
730 | es->s = process->state->s; |
731 | process->state = es; |
dc877563 |
732 | } |
733 | |
734 | |
b445142a |
735 | static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) |
dc877563 |
736 | { |
737 | LttvProcessState *process = tfs->process; |
738 | |
f95bc830 |
739 | guint depth = process->execution_stack->len; |
dc877563 |
740 | |
3d27549e |
741 | if(process->state->t != t){ |
00e74b69 |
742 | g_info("Different execution mode type (%lu.%09lu): ignore it\n", |
b445142a |
743 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
08b1c66e |
744 | g_info("process state has %s when pop_int is %s\n", |
8e8e6b64 |
745 | g_quark_to_string(process->state->t), |
746 | g_quark_to_string(t)); |
08b1c66e |
747 | g_info("{ %u, %u, %s, %s }\n", |
8e8e6b64 |
748 | process->pid, |
749 | process->ppid, |
750 | g_quark_to_string(process->name), |
751 | g_quark_to_string(process->state->s)); |
3d27549e |
752 | return; |
753 | } |
b445142a |
754 | |
f95bc830 |
755 | if(depth == 1){ |
00e74b69 |
756 | g_info("Trying to pop last state on stack (%lu.%09lu): ignore it\n", |
b445142a |
757 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
758 | return; |
759 | } |
760 | |
f95bc830 |
761 | g_array_set_size(process->execution_stack, depth - 1); |
b445142a |
762 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, |
f95bc830 |
763 | depth - 2); |
b445142a |
764 | process->state->change = tfs->parent.timestamp; |
dc877563 |
765 | } |
766 | |
767 | |
2a2fa4f0 |
768 | LttvProcessState * |
769 | lttv_state_create_process(LttvTracefileState *tfs, LttvProcessState *parent, |
770 | guint pid) |
dc877563 |
771 | { |
772 | LttvProcessState *process = g_new(LttvProcessState, 1); |
773 | |
b445142a |
774 | LttvExecutionState *es; |
dc877563 |
775 | |
ffd54a90 |
776 | LttvTraceContext *tc; |
777 | |
ba576a78 |
778 | LttvTraceState *tcs; |
779 | |
b445142a |
780 | char buffer[128]; |
ffd54a90 |
781 | |
a5ba1787 |
782 | tc = tfs->parent.t_context; |
783 | tcs = (LttvTraceState *)tc; |
60b53e4f |
784 | |
dc877563 |
785 | process->pid = pid; |
2a2fa4f0 |
786 | process->last_cpu = tfs->cpu_name; |
ac4e21cf |
787 | process->last_cpu_index = ((LttvTracefileContext*)tfs)->index; |
f95bc830 |
788 | g_warning("Process %u, core %p", process->pid, process); |
2a2fa4f0 |
789 | g_hash_table_insert(tcs->processes, process, process); |
b445142a |
790 | |
791 | if(parent) { |
792 | process->ppid = parent->pid; |
793 | process->name = parent->name; |
2a2fa4f0 |
794 | process->creation_time = tfs->parent.timestamp; |
b445142a |
795 | } |
2a2fa4f0 |
796 | |
797 | /* No parent. This process exists but we are missing all information about |
798 | its creation. The birth time is set to zero but we remember the time of |
799 | insertion */ |
800 | |
b445142a |
801 | else { |
802 | process->ppid = 0; |
803 | process->name = LTTV_STATE_UNNAMED; |
2a2fa4f0 |
804 | process->creation_time = ltt_time_zero; |
b445142a |
805 | } |
806 | |
2a2fa4f0 |
807 | process->insertion_time = tfs->parent.timestamp; |
b445142a |
808 | sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, |
809 | process->creation_time.tv_nsec); |
810 | process->pid_time = g_quark_from_string(buffer); |
2a2fa4f0 |
811 | process->last_cpu = tfs->cpu_name; |
ac4e21cf |
812 | process->last_cpu_index = ((LttvTracefileContext*)tfs)->index; |
e8f2280c |
813 | process->execution_stack = g_array_sized_new(FALSE, FALSE, |
814 | sizeof(LttvExecutionState), PREALLOCATED_EXECUTION_STACK); |
b445142a |
815 | g_array_set_size(process->execution_stack, 1); |
816 | es = process->state = &g_array_index(process->execution_stack, |
817 | LttvExecutionState, 0); |
818 | es->t = LTTV_STATE_USER_MODE; |
819 | es->n = LTTV_STATE_SUBMODE_NONE; |
820 | es->entry = tfs->parent.timestamp; |
d3e01c7a |
821 | g_assert(tfs->parent.timestamp.tv_sec != 0); |
b445142a |
822 | es->change = tfs->parent.timestamp; |
823 | es->s = LTTV_STATE_WAIT_FORK; |
cbe7c836 |
824 | |
825 | return process; |
dc877563 |
826 | } |
827 | |
41c7f803 |
828 | LttvProcessState *lttv_state_find_process(LttvTracefileState *tfs, |
829 | guint pid) |
dc877563 |
830 | { |
2a2fa4f0 |
831 | LttvProcessState key; |
832 | LttvProcessState *process; |
833 | |
41c7f803 |
834 | LttvTraceState* ts = (LttvTraceState*)tfs->parent.t_context; |
835 | |
2a2fa4f0 |
836 | key.pid = pid; |
41c7f803 |
837 | key.last_cpu = tfs->cpu_name; |
2a2fa4f0 |
838 | process = g_hash_table_lookup(ts->processes, &key); |
dc877563 |
839 | return process; |
840 | } |
841 | |
2a2fa4f0 |
842 | LttvProcessState * |
843 | lttv_state_find_process_or_create(LttvTracefileState *tfs, guint pid) |
844 | { |
845 | LttvProcessState *process = lttv_state_find_process(tfs, pid); |
846 | |
1d1df11d |
847 | if(unlikely(process == NULL)) process = lttv_state_create_process(tfs, NULL, pid); |
2a2fa4f0 |
848 | return process; |
849 | } |
850 | |
41c7f803 |
851 | /* FIXME : this function should be called when we receive an event telling that |
852 | * release_task has been called in the kernel. In happens generally when |
853 | * the parent waits for its child terminaison, but may also happen in special |
854 | * cases in the child's exit : when the parent ignores its children SIGCCHLD or |
855 | * has the flag SA_NOCLDWAIT. It can also happen when the child is part |
856 | * of a killed thread ground, but isn't the leader. |
41c7f803 |
857 | */ |
b445142a |
858 | static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) |
dc877563 |
859 | { |
ba576a78 |
860 | LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context); |
2a2fa4f0 |
861 | LttvProcessState key; |
ba576a78 |
862 | |
2a2fa4f0 |
863 | key.pid = process->pid; |
864 | key.last_cpu = process->last_cpu; |
865 | g_hash_table_remove(ts->processes, &key); |
b445142a |
866 | g_array_free(process->execution_stack, TRUE); |
dc877563 |
867 | g_free(process); |
868 | } |
869 | |
870 | |
b445142a |
871 | static void free_process_state(gpointer key, gpointer value,gpointer user_data) |
dc877563 |
872 | { |
b445142a |
873 | g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); |
dc877563 |
874 | g_free(value); |
875 | } |
876 | |
877 | |
308711e5 |
878 | static void lttv_state_free_process_table(GHashTable *processes) |
dc877563 |
879 | { |
880 | g_hash_table_foreach(processes, free_process_state, NULL); |
308711e5 |
881 | g_hash_table_destroy(processes); |
dc877563 |
882 | } |
883 | |
884 | |
b445142a |
885 | static gboolean syscall_entry(void *hook_data, void *call_data) |
dc877563 |
886 | { |
b445142a |
887 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
888 | |
ba576a78 |
889 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
890 | |
b445142a |
891 | LttvExecutionSubmode submode; |
892 | |
893 | submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[ |
894 | ltt_event_get_unsigned(s->parent.e, f)]; |
895 | push_state(s, LTTV_STATE_SYSCALL, submode); |
dc877563 |
896 | return FALSE; |
897 | } |
898 | |
899 | |
b445142a |
900 | static gboolean syscall_exit(void *hook_data, void *call_data) |
dc877563 |
901 | { |
ba576a78 |
902 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
903 | |
ffd54a90 |
904 | pop_state(s, LTTV_STATE_SYSCALL); |
dc877563 |
905 | return FALSE; |
906 | } |
907 | |
908 | |
b445142a |
909 | static gboolean trap_entry(void *hook_data, void *call_data) |
dc877563 |
910 | { |
b445142a |
911 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
912 | |
ba576a78 |
913 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
914 | |
b445142a |
915 | LttvExecutionSubmode submode; |
916 | |
917 | submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[ |
918 | ltt_event_get_unsigned(s->parent.e, f)]; |
919 | push_state(s, LTTV_STATE_TRAP, submode); |
dc877563 |
920 | return FALSE; |
921 | } |
922 | |
923 | |
b445142a |
924 | static gboolean trap_exit(void *hook_data, void *call_data) |
dc877563 |
925 | { |
ba576a78 |
926 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
927 | |
ffd54a90 |
928 | pop_state(s, LTTV_STATE_TRAP); |
dc877563 |
929 | return FALSE; |
930 | } |
931 | |
932 | |
b445142a |
933 | static gboolean irq_entry(void *hook_data, void *call_data) |
dc877563 |
934 | { |
b445142a |
935 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
936 | |
ba576a78 |
937 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
938 | |
b445142a |
939 | LttvExecutionSubmode submode; |
940 | |
941 | submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[ |
942 | ltt_event_get_unsigned(s->parent.e, f)]; |
943 | |
dc877563 |
944 | /* Do something with the info about being in user or system mode when int? */ |
b445142a |
945 | push_state(s, LTTV_STATE_IRQ, submode); |
dc877563 |
946 | return FALSE; |
947 | } |
948 | |
949 | |
b445142a |
950 | static gboolean irq_exit(void *hook_data, void *call_data) |
dc877563 |
951 | { |
ba576a78 |
952 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
953 | |
ffd54a90 |
954 | pop_state(s, LTTV_STATE_IRQ); |
dc877563 |
955 | return FALSE; |
956 | } |
957 | |
958 | |
b445142a |
959 | static gboolean schedchange(void *hook_data, void *call_data) |
dc877563 |
960 | { |
b445142a |
961 | LttvTraceHook *h = (LttvTraceHook *)hook_data; |
dc877563 |
962 | |
ba576a78 |
963 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
964 | |
965 | guint pid_in, pid_out, state_out; |
966 | |
3d27549e |
967 | pid_in = ltt_event_get_unsigned(s->parent.e, h->f1); |
968 | pid_out = ltt_event_get_unsigned(s->parent.e, h->f2); |
969 | state_out = ltt_event_get_unsigned(s->parent.e, h->f3); |
b445142a |
970 | |
1d1df11d |
971 | if(likely(s->process != NULL)) { |
b445142a |
972 | |
f95bc830 |
973 | /* We could not know but it was not the idle process executing. |
974 | This should only happen at the beginning, before the first schedule |
975 | event, and when the initial information (current process for each CPU) |
976 | is missing. It is not obvious how we could, after the fact, compensate |
977 | the wrongly attributed statistics. */ |
978 | |
1d1df11d |
979 | if(unlikely(s->process->pid != pid_out)) { |
f95bc830 |
980 | g_assert(s->process->pid == 0); |
981 | } |
982 | |
1d1df11d |
983 | if(unlikely(s->process->state->s == LTTV_STATE_EXIT)) { |
dbd243b1 |
984 | s->process->state->s = LTTV_STATE_ZOMBIE; |
985 | } else { |
1d1df11d |
986 | if(unlikely(state_out == 0)) s->process->state->s = LTTV_STATE_WAIT_CPU; |
41c7f803 |
987 | else s->process->state->s = LTTV_STATE_WAIT; |
988 | } /* FIXME : we do not remove process here, because the kernel |
989 | * still has them : they may be zombies. We need to know |
990 | * exactly when release_task is executed on the PID to |
0828099d |
991 | * know when the zombie is destroyed. |
41c7f803 |
992 | */ |
993 | //else |
994 | // exit_process(s, s->process); |
3d27549e |
995 | |
b445142a |
996 | s->process->state->change = s->parent.timestamp; |
dc877563 |
997 | } |
2a2fa4f0 |
998 | s->process = lttv_state_find_process_or_create(s, pid_in); |
ffd54a90 |
999 | s->process->state->s = LTTV_STATE_RUN; |
2a2fa4f0 |
1000 | s->process->last_cpu = s->cpu_name; |
ac4e21cf |
1001 | s->process->last_cpu_index = ((LttvTracefileContext*)s)->index; |
b445142a |
1002 | s->process->state->change = s->parent.timestamp; |
dc877563 |
1003 | return FALSE; |
1004 | } |
1005 | |
1006 | |
2cdc690b |
1007 | static gboolean process_fork(LttvTraceHook *trace_hook, LttvTracefileState *s) |
dc877563 |
1008 | { |
2cdc690b |
1009 | LttField *f; |
1010 | guint child_pid; |
4ad73431 |
1011 | LttvProcessState *zombie_process; |
2cdc690b |
1012 | |
1013 | /* Child PID */ |
34871cd8 |
1014 | f = trace_hook->f2; |
2cdc690b |
1015 | child_pid = ltt_event_get_unsigned(s->parent.e, f); |
1016 | |
4ad73431 |
1017 | zombie_process = lttv_state_find_process(s, child_pid); |
dc877563 |
1018 | |
1d1df11d |
1019 | if(unlikely(zombie_process != NULL)) { |
4ad73431 |
1020 | /* Reutilisation of PID. Only now we are sure that the old PID |
1021 | * has been released. FIXME : sould know when release_task happens instead. |
1022 | */ |
1023 | exit_process(s, zombie_process); |
1024 | } |
dbd243b1 |
1025 | g_assert(s->process->pid != child_pid); |
2a2fa4f0 |
1026 | lttv_state_create_process(s, s->process, child_pid); |
4ad73431 |
1027 | |
dc877563 |
1028 | return FALSE; |
1029 | } |
1030 | |
1031 | |
2cdc690b |
1032 | static gboolean process_exit(LttvTraceHook *trace_hook, LttvTracefileState *s) |
dc877563 |
1033 | { |
1d1df11d |
1034 | if(likely(s->process != NULL)) { |
dbd243b1 |
1035 | s->process->state->s = LTTV_STATE_EXIT; |
2cdc690b |
1036 | } |
1037 | return FALSE; |
2cdc690b |
1038 | } |
1039 | |
1040 | gboolean process(void *hook_data, void *call_data) |
1041 | { |
1042 | LttvTraceHook *trace_hook = (LttvTraceHook *)hook_data; |
1043 | LttField *f = trace_hook->f1; |
1044 | |
1045 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
1046 | |
1047 | guint sub_id = ltt_event_get_unsigned(s->parent.e, f); |
1048 | |
1049 | /* CHECK : do not hardcode the sub_id values here ? */ |
1050 | if(sub_id == 2) { |
1051 | return process_fork(trace_hook, s); |
1052 | } else if(sub_id == 3) { |
1053 | return process_exit(trace_hook, s); |
1054 | } |
1055 | return 0; |
dc877563 |
1056 | } |
1057 | |
58c88a41 |
1058 | gint lttv_state_hook_add_event_hooks(void *hook_data, void *call_data) |
1059 | { |
1060 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1061 | |
1062 | lttv_state_add_event_hooks(tss); |
1063 | |
1064 | return 0; |
1065 | } |
dc877563 |
1066 | |
308711e5 |
1067 | void lttv_state_add_event_hooks(LttvTracesetState *self) |
dc877563 |
1068 | { |
ba576a78 |
1069 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
1070 | |
dbb7bb09 |
1071 | guint i, j, k, nb_trace, nb_tracefile; |
dc877563 |
1072 | |
ba576a78 |
1073 | LttvTraceState *ts; |
dc877563 |
1074 | |
ba576a78 |
1075 | LttvTracefileState *tfs; |
dc877563 |
1076 | |
dc877563 |
1077 | GArray *hooks; |
1078 | |
b445142a |
1079 | LttvTraceHook hook; |
dc877563 |
1080 | |
1081 | LttvAttributeValue val; |
1082 | |
ba576a78 |
1083 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
1084 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
1085 | ts = (LttvTraceState *)self->parent.traces[i]; |
dc877563 |
1086 | |
1087 | /* Find the eventtype id for the following events and register the |
1088 | associated by id hooks. */ |
1089 | |
b445142a |
1090 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
facab7c2 |
1091 | g_array_set_size(hooks, 8); |
b445142a |
1092 | |
1093 | lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id", |
1094 | NULL, NULL, syscall_entry, &g_array_index(hooks, LttvTraceHook, 0)); |
cbe7c836 |
1095 | |
b445142a |
1096 | lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL, |
1097 | NULL, syscall_exit, &g_array_index(hooks, LttvTraceHook, 1)); |
cbe7c836 |
1098 | |
b445142a |
1099 | lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id", |
1100 | NULL, NULL, trap_entry, &g_array_index(hooks, LttvTraceHook, 2)); |
cbe7c836 |
1101 | |
b445142a |
1102 | lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL, |
1103 | trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
cbe7c836 |
1104 | |
b445142a |
1105 | lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL, |
1106 | NULL, irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
cbe7c836 |
1107 | |
b445142a |
1108 | lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL, |
1109 | irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
cbe7c836 |
1110 | |
b445142a |
1111 | lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out", |
1112 | "out_state", schedchange, &g_array_index(hooks, LttvTraceHook, 6)); |
cbe7c836 |
1113 | |
2cdc690b |
1114 | lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id", |
1115 | "event_data1", "event_data2", process, |
1116 | &g_array_index(hooks, LttvTraceHook, 7)); |
1117 | |
1118 | #if 0 |
b445142a |
1119 | lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid", |
1120 | NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7)); |
cbe7c836 |
1121 | |
b445142a |
1122 | lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL, |
1123 | NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8)); |
2cdc690b |
1124 | #endif //0 |
a5ba1787 |
1125 | /* Add these hooks to each event_by_id hooks list */ |
dc877563 |
1126 | |
dbb7bb09 |
1127 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1128 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
1129 | |
dc877563 |
1130 | for(j = 0 ; j < nb_tracefile ; j++) { |
dbb7bb09 |
1131 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
dc877563 |
1132 | |
1133 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
1134 | hook = g_array_index(hooks, LttvTraceHook, k); |
a5ba1787 |
1135 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, |
1136 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k), LTTV_PRIO_STATE); |
ffd54a90 |
1137 | } |
dc877563 |
1138 | } |
ba576a78 |
1139 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
1140 | *(val.v_pointer) = hooks; |
dc877563 |
1141 | } |
1142 | } |
1143 | |
58c88a41 |
1144 | gint lttv_state_hook_remove_event_hooks(void *hook_data, void *call_data) |
1145 | { |
1146 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1147 | |
1148 | lttv_state_remove_event_hooks(tss); |
1149 | |
1150 | return 0; |
1151 | } |
dc877563 |
1152 | |
308711e5 |
1153 | void lttv_state_remove_event_hooks(LttvTracesetState *self) |
dc877563 |
1154 | { |
ba576a78 |
1155 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
1156 | |
dbb7bb09 |
1157 | guint i, j, k, nb_trace, nb_tracefile; |
dc877563 |
1158 | |
ba576a78 |
1159 | LttvTraceState *ts; |
dc877563 |
1160 | |
ba576a78 |
1161 | LttvTracefileState *tfs; |
dc877563 |
1162 | |
dc877563 |
1163 | GArray *hooks; |
1164 | |
b445142a |
1165 | LttvTraceHook hook; |
dc877563 |
1166 | |
1167 | LttvAttributeValue val; |
1168 | |
ba576a78 |
1169 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
1170 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
1171 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
1172 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
1173 | hooks = *(val.v_pointer); |
dc877563 |
1174 | |
a5ba1787 |
1175 | /* Remove these hooks from each event_by_id hooks list */ |
dc877563 |
1176 | |
dbb7bb09 |
1177 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1178 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
1179 | |
dc877563 |
1180 | for(j = 0 ; j < nb_tracefile ; j++) { |
dbb7bb09 |
1181 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
dc877563 |
1182 | |
1183 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
1184 | hook = g_array_index(hooks, LttvTraceHook, k); |
ba576a78 |
1185 | lttv_hooks_remove_data( |
a5ba1787 |
1186 | lttv_hooks_by_id_find(tfs->parent.event_by_id, |
b445142a |
1187 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k)); |
ffd54a90 |
1188 | } |
dc877563 |
1189 | } |
1190 | g_array_free(hooks, TRUE); |
1191 | } |
1192 | } |
1193 | |
1194 | |
08b1c66e |
1195 | static gboolean block_start(void *hook_data, void *call_data) |
308711e5 |
1196 | { |
dbb7bb09 |
1197 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
308711e5 |
1198 | |
dbb7bb09 |
1199 | LttvTracefileState *tfcs; |
308711e5 |
1200 | |
dbb7bb09 |
1201 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
1202 | |
1203 | LttEventPosition *ep; |
308711e5 |
1204 | |
dbb7bb09 |
1205 | guint i, nb_block, nb_event, nb_tracefile; |
308711e5 |
1206 | |
1207 | LttTracefile *tf; |
1208 | |
1209 | LttvAttribute *saved_states_tree, *saved_state_tree; |
1210 | |
1211 | LttvAttributeValue value; |
1212 | |
dbb7bb09 |
1213 | ep = ltt_event_position_new(); |
1214 | nb_tracefile = ltt_trace_control_tracefile_number(tcs->parent.t) + |
1215 | ltt_trace_per_cpu_tracefile_number(tcs->parent.t); |
1216 | |
1217 | /* Count the number of events added since the last block end in any |
1218 | tracefile. */ |
1219 | |
1220 | for(i = 0 ; i < nb_tracefile ; i++) { |
1221 | tfcs = (LttvTracefileState *)tcs->parent.tracefiles[i]; |
1222 | ltt_event_position(tfcs->parent.e, ep); |
1223 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
1224 | tcs->nb_event += nb_event - tfcs->saved_position; |
1225 | tfcs->saved_position = nb_event; |
1226 | } |
1227 | g_free(ep); |
308711e5 |
1228 | |
308711e5 |
1229 | if(tcs->nb_event >= tcs->save_interval) { |
1230 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, |
1231 | LTTV_STATE_SAVED_STATES); |
1232 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); |
1233 | value = lttv_attribute_add(saved_states_tree, |
1234 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); |
1235 | *(value.v_gobject) = (GObject *)saved_state_tree; |
1236 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); |
dbb7bb09 |
1237 | *(value.v_time) = self->parent.timestamp; |
308711e5 |
1238 | lttv_state_save(tcs, saved_state_tree); |
1239 | tcs->nb_event = 0; |
08b1c66e |
1240 | g_debug("Saving state at time %lu.%lu", self->parent.timestamp.tv_sec, |
1241 | self->parent.timestamp.tv_nsec); |
308711e5 |
1242 | } |
dbb7bb09 |
1243 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; |
308711e5 |
1244 | return FALSE; |
1245 | } |
1246 | |
1247 | |
08b1c66e |
1248 | static gboolean block_end(void *hook_data, void *call_data) |
1249 | { |
1250 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
1251 | |
1252 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
1253 | |
1254 | LttTracefile *tf; |
1255 | |
1256 | LttEventPosition *ep; |
1257 | |
1258 | guint nb_block, nb_event; |
1259 | |
1260 | ep = ltt_event_position_new(); |
1261 | ltt_event_position(self->parent.e, ep); |
1262 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
1263 | tcs->nb_event += nb_event - self->saved_position + 1; |
1264 | self->saved_position = 0; |
1265 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; |
1266 | g_free(ep); |
00e74b69 |
1267 | |
1268 | return FALSE; |
08b1c66e |
1269 | } |
1270 | |
1271 | |
308711e5 |
1272 | void lttv_state_save_add_event_hooks(LttvTracesetState *self) |
1273 | { |
1274 | LttvTraceset *traceset = self->parent.ts; |
1275 | |
00e74b69 |
1276 | guint i, j, nb_trace, nb_tracefile; |
308711e5 |
1277 | |
1278 | LttvTraceState *ts; |
1279 | |
1280 | LttvTracefileState *tfs; |
1281 | |
08b1c66e |
1282 | LttvTraceHook hook_start, hook_end; |
308711e5 |
1283 | |
1284 | nb_trace = lttv_traceset_number(traceset); |
1285 | for(i = 0 ; i < nb_trace ; i++) { |
1286 | ts = (LttvTraceState *)self->parent.traces[i]; |
08b1c66e |
1287 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
1288 | NULL, NULL, block_start, &hook_start); |
308711e5 |
1289 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
08b1c66e |
1290 | NULL, NULL, block_end, &hook_end); |
308711e5 |
1291 | |
dbb7bb09 |
1292 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1293 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
308711e5 |
1294 | |
dbb7bb09 |
1295 | for(j = 0 ; j < nb_tracefile ; j++) { |
1296 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
a5ba1787 |
1297 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, |
1298 | hook_start.id), hook_start.h, NULL, LTTV_PRIO_STATE); |
1299 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, |
1300 | hook_end.id), hook_end.h, NULL, LTTV_PRIO_STATE); |
308711e5 |
1301 | } |
1302 | } |
1303 | } |
1304 | |
b56b5fec |
1305 | gint lttv_state_save_hook_add_event_hooks(void *hook_data, void *call_data) |
1306 | { |
1307 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1308 | |
1309 | lttv_state_save_add_event_hooks(tss); |
1310 | |
1311 | return 0; |
1312 | } |
1313 | |
308711e5 |
1314 | |
1315 | void lttv_state_save_remove_event_hooks(LttvTracesetState *self) |
1316 | { |
1317 | LttvTraceset *traceset = self->parent.ts; |
1318 | |
00e74b69 |
1319 | guint i, j, nb_trace, nb_tracefile; |
308711e5 |
1320 | |
1321 | LttvTraceState *ts; |
1322 | |
1323 | LttvTracefileState *tfs; |
1324 | |
08b1c66e |
1325 | LttvTraceHook hook_start, hook_end; |
308711e5 |
1326 | |
1327 | nb_trace = lttv_traceset_number(traceset); |
1328 | for(i = 0 ; i < nb_trace ; i++) { |
1329 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
08b1c66e |
1330 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
1331 | NULL, NULL, block_start, &hook_start); |
1332 | |
308711e5 |
1333 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
08b1c66e |
1334 | NULL, NULL, block_end, &hook_end); |
308711e5 |
1335 | |
dbb7bb09 |
1336 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.t) + |
1337 | ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
308711e5 |
1338 | |
dbb7bb09 |
1339 | for(j = 0 ; j < nb_tracefile ; j++) { |
1340 | tfs = LTTV_TRACEFILE_STATE(ts->parent.tracefiles[j]); |
308711e5 |
1341 | lttv_hooks_remove_data(lttv_hooks_by_id_find( |
a5ba1787 |
1342 | tfs->parent.event_by_id, hook_start.id), hook_start.h, NULL); |
08b1c66e |
1343 | lttv_hooks_remove_data(lttv_hooks_by_id_find( |
a5ba1787 |
1344 | tfs->parent.event_by_id, hook_end.id), hook_end.h, NULL); |
308711e5 |
1345 | } |
1346 | } |
1347 | } |
1348 | |
b56b5fec |
1349 | gint lttv_state_save_hook_remove_event_hooks(void *hook_data, void *call_data) |
1350 | { |
1351 | LttvTracesetState *tss = (LttvTracesetState*)(call_data); |
1352 | |
1353 | lttv_state_save_remove_event_hooks(tss); |
1354 | |
1355 | return 0; |
1356 | } |
308711e5 |
1357 | |
dd025f91 |
1358 | void lttv_state_traceset_seek_time_closest(LttvTracesetState *self, LttTime t) |
308711e5 |
1359 | { |
1360 | LttvTraceset *traceset = self->parent.ts; |
1361 | |
00e74b69 |
1362 | guint i, nb_trace; |
308711e5 |
1363 | |
1364 | int min_pos, mid_pos, max_pos; |
1365 | |
1366 | LttvTraceState *tcs; |
1367 | |
1368 | LttvAttributeValue value; |
1369 | |
1370 | LttvAttributeType type; |
1371 | |
1372 | LttvAttributeName name; |
1373 | |
1374 | LttvAttribute *saved_states_tree, *saved_state_tree, *closest_tree; |
1375 | |
1376 | nb_trace = lttv_traceset_number(traceset); |
1377 | for(i = 0 ; i < nb_trace ; i++) { |
1378 | tcs = (LttvTraceState *)self->parent.traces[i]; |
1379 | |
2a2fa4f0 |
1380 | if(ltt_time_compare(t, *(tcs->max_time_state_recomputed_in_seek)) < 0) { |
1381 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, |
1382 | LTTV_STATE_SAVED_STATES); |
1383 | min_pos = -1; |
1384 | |
1385 | if(saved_states_tree) { |
dd025f91 |
1386 | max_pos = lttv_attribute_get_number(saved_states_tree) - 1; |
1387 | mid_pos = max_pos / 2; |
1388 | while(min_pos < max_pos) { |
1389 | type = lttv_attribute_get(saved_states_tree, mid_pos, &name, &value); |
1390 | g_assert(type == LTTV_GOBJECT); |
1391 | saved_state_tree = *((LttvAttribute **)(value.v_gobject)); |
1392 | type = lttv_attribute_get_by_name(saved_state_tree, LTTV_STATE_TIME, |
1393 | &value); |
1394 | g_assert(type == LTTV_TIME); |
1395 | if(ltt_time_compare(*(value.v_time), t) < 0) { |
1396 | min_pos = mid_pos; |
1397 | closest_tree = saved_state_tree; |
1398 | } |
1399 | else max_pos = mid_pos - 1; |
1400 | |
1401 | mid_pos = (min_pos + max_pos + 1) / 2; |
1402 | } |
2a2fa4f0 |
1403 | } |
dd025f91 |
1404 | |
2a2fa4f0 |
1405 | /* restore the closest earlier saved state */ |
f95bc830 |
1406 | if(min_pos != -1) { |
1407 | lttv_state_restore(tcs, closest_tree); |
1408 | } |
dd025f91 |
1409 | |
2a2fa4f0 |
1410 | /* There is no saved state, yet we want to have it. Restart at T0 */ |
dd025f91 |
1411 | else { |
1412 | restore_init_state(tcs); |
1413 | lttv_process_trace_seek_time(&(tcs->parent), ltt_time_zero); |
308711e5 |
1414 | } |
9444deae |
1415 | } |
dd025f91 |
1416 | /* We want to seek quickly without restoring/updating the state */ |
1417 | else { |
308711e5 |
1418 | restore_init_state(tcs); |
dd025f91 |
1419 | lttv_process_trace_seek_time(&(tcs->parent), t); |
308711e5 |
1420 | } |
308711e5 |
1421 | } |
1422 | } |
1423 | |
1424 | |
1425 | static void |
1426 | traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1427 | { |
1428 | } |
1429 | |
1430 | |
1431 | static void |
1432 | traceset_state_finalize (LttvTracesetState *self) |
1433 | { |
1434 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
1435 | finalize(G_OBJECT(self)); |
1436 | } |
1437 | |
1438 | |
1439 | static void |
1440 | traceset_state_class_init (LttvTracesetContextClass *klass) |
1441 | { |
1442 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1443 | |
1444 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
1445 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
1446 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
1447 | klass->new_traceset_context = new_traceset_context; |
1448 | klass->new_trace_context = new_trace_context; |
1449 | klass->new_tracefile_context = new_tracefile_context; |
1450 | } |
1451 | |
1452 | |
1453 | GType |
1454 | lttv_traceset_state_get_type(void) |
1455 | { |
1456 | static GType type = 0; |
1457 | if (type == 0) { |
1458 | static const GTypeInfo info = { |
1459 | sizeof (LttvTracesetStateClass), |
1460 | NULL, /* base_init */ |
1461 | NULL, /* base_finalize */ |
1462 | (GClassInitFunc) traceset_state_class_init, /* class_init */ |
1463 | NULL, /* class_finalize */ |
1464 | NULL, /* class_data */ |
dbb7bb09 |
1465 | sizeof (LttvTracesetState), |
308711e5 |
1466 | 0, /* n_preallocs */ |
00e74b69 |
1467 | (GInstanceInitFunc) traceset_state_instance_init, /* instance_init */ |
1468 | NULL /* value handling */ |
308711e5 |
1469 | }; |
1470 | |
1471 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
1472 | &info, 0); |
1473 | } |
1474 | return type; |
1475 | } |
1476 | |
1477 | |
1478 | static void |
1479 | trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1480 | { |
1481 | } |
1482 | |
1483 | |
1484 | static void |
1485 | trace_state_finalize (LttvTraceState *self) |
1486 | { |
1487 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_CONTEXT_TYPE))-> |
1488 | finalize(G_OBJECT(self)); |
1489 | } |
1490 | |
1491 | |
1492 | static void |
1493 | trace_state_class_init (LttvTraceStateClass *klass) |
1494 | { |
1495 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1496 | |
1497 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
1498 | klass->state_save = state_save; |
1499 | klass->state_restore = state_restore; |
1500 | klass->state_saved_free = state_saved_free; |
1501 | } |
1502 | |
1503 | |
1504 | GType |
1505 | lttv_trace_state_get_type(void) |
1506 | { |
1507 | static GType type = 0; |
1508 | if (type == 0) { |
1509 | static const GTypeInfo info = { |
1510 | sizeof (LttvTraceStateClass), |
1511 | NULL, /* base_init */ |
1512 | NULL, /* base_finalize */ |
1513 | (GClassInitFunc) trace_state_class_init, /* class_init */ |
1514 | NULL, /* class_finalize */ |
1515 | NULL, /* class_data */ |
1516 | sizeof (LttvTraceState), |
1517 | 0, /* n_preallocs */ |
00e74b69 |
1518 | (GInstanceInitFunc) trace_state_instance_init, /* instance_init */ |
1519 | NULL /* value handling */ |
308711e5 |
1520 | }; |
1521 | |
1522 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
1523 | "LttvTraceStateType", &info, 0); |
1524 | } |
1525 | return type; |
1526 | } |
1527 | |
1528 | |
1529 | static void |
1530 | tracefile_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1531 | { |
1532 | } |
1533 | |
1534 | |
1535 | static void |
1536 | tracefile_state_finalize (LttvTracefileState *self) |
1537 | { |
1538 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_CONTEXT_TYPE))-> |
1539 | finalize(G_OBJECT(self)); |
1540 | } |
1541 | |
1542 | |
1543 | static void |
1544 | tracefile_state_class_init (LttvTracefileStateClass *klass) |
1545 | { |
1546 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1547 | |
1548 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
1549 | } |
1550 | |
1551 | |
1552 | GType |
1553 | lttv_tracefile_state_get_type(void) |
1554 | { |
1555 | static GType type = 0; |
1556 | if (type == 0) { |
1557 | static const GTypeInfo info = { |
1558 | sizeof (LttvTracefileStateClass), |
1559 | NULL, /* base_init */ |
1560 | NULL, /* base_finalize */ |
1561 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ |
1562 | NULL, /* class_finalize */ |
1563 | NULL, /* class_data */ |
1564 | sizeof (LttvTracefileState), |
1565 | 0, /* n_preallocs */ |
00e74b69 |
1566 | (GInstanceInitFunc) tracefile_state_instance_init, /* instance_init */ |
1567 | NULL /* value handling */ |
308711e5 |
1568 | }; |
1569 | |
1570 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
1571 | "LttvTracefileStateType", &info, 0); |
1572 | } |
1573 | return type; |
1574 | } |
1575 | |
1576 | |
08b1c66e |
1577 | static void module_init() |
ffd54a90 |
1578 | { |
1579 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
b445142a |
1580 | LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("unknown execution mode"); |
ffd54a90 |
1581 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
1582 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
1583 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
1584 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
1585 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
b445142a |
1586 | LTTV_STATE_SUBMODE_UNKNOWN = g_quark_from_string("unknown submode"); |
1587 | LTTV_STATE_SUBMODE_NONE = g_quark_from_string("(no submode)"); |
ffd54a90 |
1588 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
dbd243b1 |
1589 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
0828099d |
1590 | LTTV_STATE_ZOMBIE = g_quark_from_string("zombie"); |
ffd54a90 |
1591 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
1592 | LTTV_STATE_RUN = g_quark_from_string("running"); |
308711e5 |
1593 | LTTV_STATE_TRACEFILES = g_quark_from_string("tracefiles"); |
1594 | LTTV_STATE_PROCESSES = g_quark_from_string("processes"); |
1595 | LTTV_STATE_PROCESS = g_quark_from_string("process"); |
1596 | LTTV_STATE_EVENT = g_quark_from_string("event"); |
1597 | LTTV_STATE_SAVED_STATES = g_quark_from_string("saved states"); |
dbb7bb09 |
1598 | LTTV_STATE_SAVED_STATES_TIME = g_quark_from_string("saved states time"); |
308711e5 |
1599 | LTTV_STATE_TIME = g_quark_from_string("time"); |
ffd54a90 |
1600 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
f95bc830 |
1601 | LTTV_STATE_NAME_TABLES = g_quark_from_string("name tables"); |
1602 | LTTV_STATE_TRACE_STATE_USE_COUNT = |
1603 | g_quark_from_string("trace_state_use_count"); |
ffd54a90 |
1604 | } |
dc877563 |
1605 | |
08b1c66e |
1606 | static void module_destroy() |
ffd54a90 |
1607 | { |
1608 | } |
dc877563 |
1609 | |
1610 | |
08b1c66e |
1611 | LTTV_MODULE("state", "State computation", \ |
1612 | "Update the system state, possibly saving it at intervals", \ |
1613 | module_init, module_destroy) |
1614 | |
dc877563 |
1615 | |
1616 | |