Commit | Line | Data |
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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 | ||
5e29121a | 19 | #define _GNU_SOURCE |
4e4d11b3 | 20 | #ifdef HAVE_CONFIG_H |
21 | #include <config.h> | |
22 | #endif | |
e865422c | 23 | |
c7146c5c | 24 | #include <glib.h> |
08b1c66e | 25 | #include <lttv/lttv.h> |
26 | #include <lttv/module.h> | |
dc877563 | 27 | #include <lttv/state.h> |
7a4bdb54 YB |
28 | #include <lttv/compiler.h> |
29 | #include <lttv/traceset.h> | |
88bf15f0 | 30 | #include <lttv/trace.h> |
f95bc830 | 31 | #include <stdio.h> |
b3fd4c02 | 32 | #include <string.h> |
43ed82b5 | 33 | #include <inttypes.h> |
c73ce169 | 34 | #include <babeltrace/babeltrace.h> |
dc877563 | 35 | |
e8f2280c | 36 | #define PREALLOCATED_EXECUTION_STACK 10 |
37 | ||
750eb11a | 38 | /* Channel Quarks */ |
eed2ef37 | 39 | |
40 | GQuark | |
90e19f82 AM |
41 | LTT_CHANNEL_FD_STATE, |
42 | LTT_CHANNEL_GLOBAL_STATE, | |
43 | LTT_CHANNEL_IRQ_STATE, | |
44 | LTT_CHANNEL_MODULE_STATE, | |
45 | LTT_CHANNEL_NETIF_STATE, | |
46 | LTT_CHANNEL_SOFTIRQ_STATE, | |
47 | LTT_CHANNEL_SWAP_STATE, | |
48 | LTT_CHANNEL_SYSCALL_STATE, | |
49 | LTT_CHANNEL_TASK_STATE, | |
50 | LTT_CHANNEL_VM_STATE, | |
51 | LTT_CHANNEL_KPROBE_STATE, | |
52 | LTT_CHANNEL_FS, | |
53 | LTT_CHANNEL_KERNEL, | |
54 | LTT_CHANNEL_MM, | |
55 | LTT_CHANNEL_USERSPACE, | |
56 | LTT_CHANNEL_BLOCK; | |
eed2ef37 | 57 | |
58 | /* Events Quarks */ | |
59 | ||
60 | GQuark | |
90e19f82 AM |
61 | LTT_EVENT_SYSCALL_ENTRY, |
62 | LTT_EVENT_SYSCALL_EXIT, | |
63 | LTT_EVENT_PAGE_FAULT_NOSEM_ENTRY, | |
64 | LTT_EVENT_PAGE_FAULT_NOSEM_EXIT, | |
65 | LTT_EVENT_PAGE_FAULT_ENTRY, | |
66 | LTT_EVENT_PAGE_FAULT_EXIT, | |
7a4bdb54 YB |
67 | //LTT_EVENT_TRAP_ENTRY, |
68 | //LTT_EVENT_TRAP_EXIT, | |
90e19f82 AM |
69 | LTT_EVENT_IRQ_ENTRY, |
70 | LTT_EVENT_IRQ_EXIT, | |
71 | LTT_EVENT_SOFT_IRQ_RAISE, | |
72 | LTT_EVENT_SOFT_IRQ_ENTRY, | |
73 | LTT_EVENT_SOFT_IRQ_EXIT, | |
74 | LTT_EVENT_SCHED_SCHEDULE, | |
75 | LTT_EVENT_SCHED_TRY_WAKEUP, | |
76 | LTT_EVENT_PROCESS_FORK, | |
77 | LTT_EVENT_KTHREAD_CREATE, | |
78 | LTT_EVENT_PROCESS_EXIT, | |
79 | LTT_EVENT_PROCESS_FREE, | |
80 | LTT_EVENT_EXEC, | |
81 | LTT_EVENT_PROCESS_STATE, | |
82 | LTT_EVENT_STATEDUMP_END, | |
83 | LTT_EVENT_FUNCTION_ENTRY, | |
84 | LTT_EVENT_FUNCTION_EXIT, | |
90e19f82 AM |
85 | LTT_EVENT_REQUEST_ISSUE, |
86 | LTT_EVENT_REQUEST_COMPLETE, | |
87 | LTT_EVENT_LIST_INTERRUPT, | |
88 | LTT_EVENT_SYS_CALL_TABLE, | |
89 | LTT_EVENT_SOFTIRQ_VEC, | |
90 | LTT_EVENT_KPROBE_TABLE, | |
91 | LTT_EVENT_KPROBE, | |
92 | LTT_EVENT_OPEN, | |
93 | LTT_EVENT_READ, | |
94 | LTT_EVENT_POLL_EVENT; | |
eed2ef37 | 95 | |
96 | /* Fields Quarks */ | |
97 | ||
98 | GQuark | |
90e19f82 AM |
99 | LTT_FIELD_SYSCALL_ID, |
100 | LTT_FIELD_TRAP_ID, | |
101 | LTT_FIELD_IRQ_ID, | |
102 | LTT_FIELD_SOFT_IRQ_ID, | |
103 | LTT_FIELD_PREV_PID, | |
104 | LTT_FIELD_NEXT_PID, | |
105 | LTT_FIELD_PREV_STATE, | |
106 | LTT_FIELD_PARENT_PID, | |
107 | LTT_FIELD_CHILD_PID, | |
108 | LTT_FIELD_PID, | |
109 | LTT_FIELD_TGID, | |
110 | LTT_FIELD_CHILD_TGID, | |
111 | LTT_FIELD_FILENAME, | |
112 | LTT_FIELD_NAME, | |
113 | LTT_FIELD_TYPE, | |
114 | LTT_FIELD_MODE, | |
115 | LTT_FIELD_SUBMODE, | |
116 | LTT_FIELD_STATUS, | |
117 | LTT_FIELD_THIS_FN, | |
118 | LTT_FIELD_CALL_SITE, | |
119 | LTT_FIELD_MINOR, | |
120 | LTT_FIELD_MAJOR, | |
121 | LTT_FIELD_OPERATION, | |
122 | LTT_FIELD_ACTION, | |
123 | LTT_FIELD_ID, | |
124 | LTT_FIELD_ADDRESS, | |
125 | LTT_FIELD_SYMBOL, | |
126 | LTT_FIELD_IP, | |
127 | LTT_FIELD_FD, | |
128 | LTT_FIELD_STATE, | |
129 | LTT_FIELD_CPU_ID; | |
eed2ef37 | 130 | |
b445142a | 131 | LttvExecutionMode |
90e19f82 AM |
132 | LTTV_STATE_MODE_UNKNOWN, |
133 | LTTV_STATE_USER_MODE, | |
f044974e | 134 | LTTV_STATE_MAYBE_USER_MODE, |
90e19f82 | 135 | LTTV_STATE_SYSCALL, |
f044974e | 136 | LTTV_STATE_MAYBE_SYSCALL, |
90e19f82 | 137 | LTTV_STATE_TRAP, |
f044974e | 138 | LTTV_STATE_MAYBE_TRAP, |
90e19f82 AM |
139 | LTTV_STATE_IRQ, |
140 | LTTV_STATE_SOFT_IRQ; | |
ffd54a90 | 141 | |
b445142a | 142 | LttvExecutionSubmode |
90e19f82 AM |
143 | LTTV_STATE_SUBMODE_UNKNOWN, |
144 | LTTV_STATE_SUBMODE_NONE; | |
ffd54a90 | 145 | |
146 | LttvProcessStatus | |
90e19f82 AM |
147 | LTTV_STATE_UNNAMED, |
148 | LTTV_STATE_WAIT_FORK, | |
149 | LTTV_STATE_WAIT_CPU, | |
150 | LTTV_STATE_EXIT, | |
151 | LTTV_STATE_ZOMBIE, | |
152 | LTTV_STATE_WAIT, | |
153 | LTTV_STATE_RUN, | |
154 | LTTV_STATE_DEAD; | |
ffd54a90 | 155 | |
e62e7f3a | 156 | LttvProcessType |
90e19f82 AM |
157 | LTTV_STATE_USER_THREAD, |
158 | LTTV_STATE_KERNEL_THREAD; | |
e62e7f3a | 159 | |
44ffb95f | 160 | LttvCPUMode |
90e19f82 AM |
161 | LTTV_CPU_UNKNOWN, |
162 | LTTV_CPU_IDLE, | |
163 | LTTV_CPU_BUSY, | |
164 | LTTV_CPU_IRQ, | |
165 | LTTV_CPU_SOFT_IRQ, | |
166 | LTTV_CPU_TRAP; | |
44ffb95f | 167 | |
5e563da0 | 168 | LttvIRQMode |
90e19f82 AM |
169 | LTTV_IRQ_UNKNOWN, |
170 | LTTV_IRQ_IDLE, | |
171 | LTTV_IRQ_BUSY; | |
5e563da0 | 172 | |
27811799 | 173 | LttvBdevMode |
90e19f82 AM |
174 | LTTV_BDEV_UNKNOWN, |
175 | LTTV_BDEV_IDLE, | |
176 | LTTV_BDEV_BUSY_READING, | |
177 | LTTV_BDEV_BUSY_WRITING; | |
27811799 | 178 | |
ba576a78 | 179 | static GQuark |
90e19f82 AM |
180 | LTTV_STATE_TRACEFILES, |
181 | LTTV_STATE_PROCESSES, | |
182 | LTTV_STATE_PROCESS, | |
183 | LTTV_STATE_RUNNING_PROCESS, | |
7a4bdb54 | 184 | LTTV_STATE_POSITION, |
90e19f82 AM |
185 | LTTV_STATE_SAVED_STATES, |
186 | LTTV_STATE_SAVED_STATES_TIME, | |
187 | LTTV_STATE_TIME, | |
188 | LTTV_STATE_HOOKS, | |
189 | LTTV_STATE_NAME_TABLES, | |
190 | LTTV_STATE_TRACE_STATE_USE_COUNT, | |
191 | LTTV_STATE_RESOURCE_CPUS, | |
192 | LTTV_STATE_RESOURCE_CPUS_COUNT, | |
193 | LTTV_STATE_RESOURCE_IRQS, | |
194 | LTTV_STATE_RESOURCE_SOFT_IRQS, | |
195 | LTTV_STATE_RESOURCE_TRAPS, | |
196 | LTTV_STATE_RESOURCE_BLKDEVS; | |
ba576a78 | 197 | |
f95bc830 | 198 | static void create_max_time(LttvTraceState *tcs); |
199 | ||
200 | static void get_max_time(LttvTraceState *tcs); | |
201 | ||
202 | static void free_max_time(LttvTraceState *tcs); | |
203 | ||
204 | static void create_name_tables(LttvTraceState *tcs); | |
205 | ||
206 | static void get_name_tables(LttvTraceState *tcs); | |
b445142a | 207 | |
208 | static void free_name_tables(LttvTraceState *tcs); | |
209 | ||
f95bc830 | 210 | static void free_saved_state(LttvTraceState *tcs); |
211 | ||
308711e5 | 212 | static void lttv_state_free_process_table(GHashTable *processes); |
ba576a78 | 213 | |
7df20ca4 | 214 | static void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp, |
90e19f82 | 215 | GPtrArray *quarktable); |
dc877563 | 216 | |
44c0619e | 217 | /* Resource function prototypes */ |
59dc1f2a | 218 | static LttvBdevState *get_hashed_bdevstate(LttvTraceState *ts, guint32 devcode); |
98d7814f | 219 | static LttvBdevState *bdevstate_new(void); |
220 | static void bdevstate_free(LttvBdevState *); | |
221 | static void bdevstate_free_cb(gpointer key, gpointer value, gpointer user_data); | |
222 | static LttvBdevState *bdevstate_copy(LttvBdevState *bds); | |
7a4bdb54 | 223 | void lttv_state_add_event_hooks(LttvTraceset *traceset); |
44c0619e | 224 | |
e9a5b514 | 225 | #if (__WORDSIZE == 32) |
9ee1ff6a | 226 | guint guint64_hash(gconstpointer key) |
227 | { | |
228 | guint64 ukey = *(const guint64 *)key; | |
229 | ||
230 | return (guint)ukey ^ (guint)(ukey >> 32); | |
231 | } | |
232 | ||
233 | gboolean guint64_equal(gconstpointer a, gconstpointer b) | |
234 | { | |
235 | guint64 ua = *(const guint64 *)a; | |
236 | guint64 ub = *(const guint64 *)b; | |
237 | ||
238 | return ua == ub; | |
239 | } | |
240 | #endif | |
241 | ||
2a2fa4f0 | 242 | guint process_hash(gconstpointer key) |
243 | { | |
90e19f82 AM |
244 | guint pid = ((const LttvProcessState *)key)->pid; |
245 | return (pid>>8 ^ pid>>4 ^ pid>>2 ^ pid) ; | |
2a2fa4f0 | 246 | } |
247 | ||
248 | ||
1d1df11d | 249 | /* If the hash table hash function is well distributed, |
250 | * the process_equal should compare different pid */ | |
2a2fa4f0 | 251 | gboolean process_equal(gconstpointer a, gconstpointer b) |
252 | { | |
90e19f82 AM |
253 | const LttvProcessState *process_a, *process_b; |
254 | gboolean ret = TRUE; | |
255 | ||
256 | process_a = (const LttvProcessState *)a; | |
257 | process_b = (const LttvProcessState *)b; | |
2a2fa4f0 | 258 | |
90e19f82 AM |
259 | if(likely(process_a->pid != process_b->pid)) ret = FALSE; |
260 | else if(likely(process_a->pid == 0 && | |
261 | process_a->cpu != process_b->cpu)) ret = FALSE; | |
262 | ||
263 | return ret; | |
2a2fa4f0 | 264 | } |
265 | ||
0e2767c2 | 266 | gboolean rettrue(gpointer key, gpointer value, gpointer user_data) |
267 | { | |
268 | return TRUE; | |
269 | } | |
2a2fa4f0 | 270 | |
b0e00636 | 271 | static guint check_expand(nb, id) |
272 | { | |
90e19f82 AM |
273 | if(likely(nb > id)) |
274 | return nb; | |
275 | else | |
276 | return max(id + 1, nb * 2); | |
b0e00636 | 277 | } |
278 | ||
279 | static void expand_name_table(LttvTraceState *ts, GQuark **table, | |
90e19f82 | 280 | guint nb, guint new_nb) |
b0e00636 | 281 | { |
90e19f82 AM |
282 | /* Expand an incomplete table */ |
283 | GQuark *old_table = *table; | |
284 | *table = g_new(GQuark, new_nb); | |
285 | memcpy(*table, old_table, nb * sizeof(GQuark)); | |
286 | g_free(old_table); | |
b0e00636 | 287 | } |
288 | ||
289 | static void fill_name_table(LttvTraceState *ts, GQuark *table, guint nb, | |
90e19f82 | 290 | guint new_nb, const char *def_string) |
b0e00636 | 291 | { |
90e19f82 AM |
292 | guint i; |
293 | GString *fe_name = g_string_new(""); | |
294 | for(i = nb; i < new_nb; i++) { | |
295 | g_string_printf(fe_name, "%s %d", def_string, i); | |
296 | table[i] = g_quark_from_string(fe_name->str); | |
297 | } | |
298 | g_string_free(fe_name, TRUE); | |
b0e00636 | 299 | } |
300 | ||
2d0d580c | 301 | static void expand_kprobe_table(LttvTraceState *ts, guint64 ip, char *symbol) |
302 | { | |
90e19f82 | 303 | LttvNameTables *nt = ts->name_tables; |
e9a5b514 | 304 | #if (__WORDSIZE == 32) |
90e19f82 AM |
305 | guint64 *ip_ptr = g_new(guint64, 1); |
306 | g_hash_table_insert(nt->kprobe_hash, ip_ptr, | |
307 | (gpointer)(glong)g_quark_from_string(symbol)); | |
9ee1ff6a | 308 | #else |
90e19f82 AM |
309 | g_hash_table_insert(nt->kprobe_hash, (gpointer)ip, |
310 | (gpointer)(glong)g_quark_from_string(symbol)); | |
9ee1ff6a | 311 | #endif |
2d0d580c | 312 | } |
313 | ||
b0e00636 | 314 | static void expand_trap_table(LttvTraceState *ts, int id) |
315 | { | |
90e19f82 AM |
316 | LttvNameTables *nt = ts->name_tables; |
317 | LttvTrapState *old_table; | |
318 | guint new_nb, i; | |
1cd9058f | 319 | |
90e19f82 AM |
320 | new_nb = check_expand(nt->nb_traps, id); |
321 | if(likely(new_nb == nt->nb_traps)) | |
322 | return; | |
b0e00636 | 323 | |
90e19f82 AM |
324 | expand_name_table(ts, &nt->trap_names, nt->nb_traps, new_nb); |
325 | fill_name_table(ts, nt->trap_names, nt->nb_traps, new_nb, "trap"); | |
1cd9058f | 326 | |
90e19f82 AM |
327 | old_table = ts->trap_states; |
328 | ts->trap_states = g_new(LttvTrapState, new_nb); | |
329 | memcpy(ts->trap_states, old_table, nt->nb_traps * sizeof(LttvTrapState)); | |
330 | g_free(old_table); | |
331 | for(i = nt->nb_traps; i < new_nb; i++) | |
332 | ts->trap_states[i].running = 0; | |
1cd9058f | 333 | |
90e19f82 AM |
334 | /* Update the table size */ |
335 | nt->nb_traps = new_nb; | |
b0e00636 | 336 | } |
337 | ||
338 | static void expand_irq_table(LttvTraceState *ts, int id) | |
339 | { | |
90e19f82 AM |
340 | LttvNameTables *nt = ts->name_tables; |
341 | LttvIRQState *old_table; | |
342 | guint new_nb, i; | |
1cd9058f | 343 | |
90e19f82 AM |
344 | new_nb = check_expand(nt->nb_irqs, id); |
345 | if(likely(new_nb == nt->nb_irqs)) | |
346 | return; | |
b0e00636 | 347 | |
90e19f82 AM |
348 | expand_name_table(ts, &nt->irq_names, nt->nb_irqs, new_nb); |
349 | fill_name_table(ts, nt->irq_names, nt->nb_irqs, new_nb, "irq"); | |
1cd9058f | 350 | |
90e19f82 AM |
351 | old_table = ts->irq_states; |
352 | ts->irq_states = g_new(LttvIRQState, new_nb); | |
353 | memcpy(ts->irq_states, old_table, nt->nb_irqs * sizeof(LttvIRQState)); | |
354 | g_free(old_table); | |
355 | for(i = nt->nb_irqs; i < new_nb; i++) | |
356 | ts->irq_states[i].mode_stack = | |
357 | g_array_new(FALSE, FALSE, sizeof(LttvIRQMode)); | |
b0e00636 | 358 | |
90e19f82 AM |
359 | /* Update the table size */ |
360 | nt->nb_irqs = new_nb; | |
b0e00636 | 361 | } |
362 | ||
363 | static void expand_soft_irq_table(LttvTraceState *ts, int id) | |
364 | { | |
90e19f82 AM |
365 | LttvNameTables *nt = ts->name_tables; |
366 | LttvSoftIRQState *old_table; | |
367 | guint new_nb, i; | |
368 | ||
369 | new_nb = check_expand(nt->nb_soft_irqs, id); | |
370 | if(likely(new_nb == nt->nb_soft_irqs)) | |
371 | return; | |
372 | ||
373 | expand_name_table(ts, &nt->soft_irq_names, nt->nb_soft_irqs, new_nb); | |
374 | fill_name_table(ts, nt->soft_irq_names, nt->nb_soft_irqs, new_nb, "softirq"); | |
375 | ||
376 | old_table = ts->soft_irq_states; | |
377 | ts->soft_irq_states = g_new(LttvSoftIRQState, new_nb); | |
378 | memcpy(ts->soft_irq_states, old_table, | |
379 | nt->nb_soft_irqs * sizeof(LttvSoftIRQState)); | |
380 | g_free(old_table); | |
381 | for(i = nt->nb_soft_irqs; i < new_nb; i++) | |
382 | ts->soft_irq_states[i].running = 0; | |
383 | ||
384 | /* Update the table size */ | |
385 | nt->nb_soft_irqs = new_nb; | |
386 | } | |
387 | ||
388 | static void restore_init_state(LttvTraceState *self) | |
389 | { | |
390 | guint i, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps; | |
391 | ||
392 | //LttvTracefileState *tfcs; | |
393 | ||
afdfc849 | 394 | LttTime start_time; |
90e19f82 AM |
395 | |
396 | /* Free the process tables */ | |
397 | if(self->processes != NULL) lttv_state_free_process_table(self->processes); | |
90e19f82 | 398 | self->processes = g_hash_table_new(process_hash, process_equal); |
90e19f82 AM |
399 | self->nb_event = 0; |
400 | ||
401 | /* Seek time to beginning */ | |
402 | // Mathieu : fix : don't seek traceset here : causes inconsistency in seek | |
403 | // closest. It's the tracecontext job to seek the trace to the beginning | |
404 | // anyway : the init state might be used at the middle of the trace as well... | |
405 | //g_tree_destroy(self->parent.ts_context->pqueue); | |
406 | //self->parent.ts_context->pqueue = g_tree_new(compare_tracefile); | |
407 | ||
afdfc849 YB |
408 | start_time = ltt_time_from_uint64( |
409 | bt_trace_handle_get_timestamp_begin(self->trace->traceset->context, | |
762e15b0 | 410 | self->trace->id,BT_CLOCK_REAL)); |
afdfc849 | 411 | |
90e19f82 AM |
412 | |
413 | //lttv_process_trace_seek_time(&self->parent, ltt_time_zero); | |
414 | ||
7a4bdb54 | 415 | nb_cpus = lttv_trace_get_num_cpu(self->trace); |
90e19f82 AM |
416 | nb_irqs = self->name_tables->nb_irqs; |
417 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
418 | nb_traps = self->name_tables->nb_traps; | |
419 | ||
420 | /* Put the per cpu running_process to beginning state : process 0. */ | |
421 | for(i=0; i< nb_cpus; i++) { | |
422 | LttvExecutionState *es; | |
423 | self->running_process[i] = lttv_state_create_process(self, NULL, i, 0, 0, | |
afdfc849 | 424 | LTTV_STATE_UNNAMED, &start_time); |
90e19f82 AM |
425 | /* We are not sure is it's a kernel thread or normal thread, put the |
426 | * bottom stack state to unknown */ | |
427 | self->running_process[i]->execution_stack = | |
428 | g_array_set_size(self->running_process[i]->execution_stack, 1); | |
429 | es = self->running_process[i]->state = | |
430 | &g_array_index(self->running_process[i]->execution_stack, | |
431 | LttvExecutionState, 0); | |
432 | es->t = LTTV_STATE_MODE_UNKNOWN; | |
433 | es->s = LTTV_STATE_UNNAMED; | |
434 | ||
435 | //self->running_process[i]->state->s = LTTV_STATE_RUN; | |
436 | self->running_process[i]->cpu = i; | |
437 | ||
438 | /* reset cpu states */ | |
439 | if(self->cpu_states[i].mode_stack->len > 0) { | |
440 | g_array_remove_range(self->cpu_states[i].mode_stack, 0, | |
441 | self->cpu_states[i].mode_stack->len); | |
442 | if(self->cpu_states[i].irq_stack->len) | |
443 | g_array_remove_range(self->cpu_states[i].irq_stack, 0, | |
444 | self->cpu_states[i].irq_stack->len); | |
445 | if(self->cpu_states[i].softirq_stack->len) | |
446 | g_array_remove_range(self->cpu_states[i].softirq_stack, 0, | |
447 | self->cpu_states[i].softirq_stack->len); | |
448 | if(self->cpu_states[i].trap_stack->len) | |
449 | g_array_remove_range(self->cpu_states[i].trap_stack, 0, | |
450 | self->cpu_states[i].trap_stack->len); | |
451 | } | |
452 | } | |
453 | ||
454 | /* reset irq states */ | |
455 | for(i=0; i<nb_irqs; i++) { | |
456 | if(self->irq_states[i].mode_stack->len > 0) | |
457 | g_array_remove_range(self->irq_states[i].mode_stack, 0, | |
458 | self->irq_states[i].mode_stack->len); | |
459 | } | |
460 | ||
461 | /* reset softirq states */ | |
462 | for(i=0; i<nb_soft_irqs; i++) { | |
463 | self->soft_irq_states[i].pending = 0; | |
464 | self->soft_irq_states[i].running = 0; | |
465 | } | |
466 | ||
467 | /* reset trap states */ | |
468 | for(i=0; i<nb_traps; i++) { | |
469 | self->trap_states[i].running = 0; | |
470 | } | |
471 | ||
472 | /* reset bdev states */ | |
473 | g_hash_table_foreach(self->bdev_states, bdevstate_free_cb, NULL); | |
474 | //g_hash_table_steal_all(self->bdev_states); | |
475 | g_hash_table_foreach_steal(self->bdev_states, rettrue, NULL); | |
476 | ||
348c6ba8 | 477 | #if 0 |
90e19f82 AM |
478 | nb_tracefile = self->parent.tracefiles->len; |
479 | ||
480 | for(i = 0 ; i < nb_tracefile ; i++) { | |
481 | tfcs = | |
482 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
483 | LttvTracefileContext*, i)); | |
484 | ltt_trace_time_span_get(self->parent.t, &tfcs->parent.timestamp, NULL); | |
485 | // tfcs->saved_position = 0; | |
486 | tfcs->process = lttv_state_create_process(tfcs, NULL,0); | |
487 | tfcs->process->state->s = LTTV_STATE_RUN; | |
488 | tfcs->process->last_cpu = tfcs->cpu_name; | |
489 | tfcs->process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfcs)->tf); | |
490 | } | |
348c6ba8 | 491 | #endif //0 |
308711e5 | 492 | } |
493 | ||
348c6ba8 | 494 | //static LttTime time_zero = {0,0}; |
308711e5 | 495 | |
7a4bdb54 | 496 | #ifdef BABEL_CLEANUP |
6806b3c6 | 497 | |
7df20ca4 | 498 | #define MAX_STRING_LEN 4096 |
499 | ||
90e19f82 AM |
500 | static void state_load_saved_states(LttvTraceState *tcs) |
501 | { | |
502 | FILE *fp; | |
503 | GPtrArray *quarktable; | |
504 | const char *trace_path; | |
505 | char path[PATH_MAX]; | |
506 | guint count; | |
507 | guint i; | |
508 | tcs->has_precomputed_states = FALSE; | |
509 | GQuark q; | |
510 | gchar *string; | |
511 | gint hdr; | |
512 | gchar buf[MAX_STRING_LEN]; | |
513 | guint len; | |
bdddf3f5 | 514 | size_t res; |
90e19f82 AM |
515 | |
516 | trace_path = g_quark_to_string(ltt_trace_name(tcs->parent.t)); | |
517 | strncpy(path, trace_path, PATH_MAX-1); | |
518 | count = strnlen(trace_path, PATH_MAX-1); | |
519 | // quarktable : open, test | |
520 | strncat(path, "/precomputed/quarktable", PATH_MAX-count-1); | |
521 | fp = fopen(path, "r"); | |
522 | if(!fp) return; | |
523 | quarktable = g_ptr_array_sized_new(4096); | |
524 | ||
525 | /* Index 0 is null */ | |
526 | hdr = fgetc(fp); | |
527 | if(hdr == EOF) return; | |
528 | g_assert(hdr == HDR_QUARKS); | |
529 | q = 1; | |
530 | do { | |
531 | hdr = fgetc(fp); | |
532 | if(hdr == EOF) break; | |
533 | g_assert(hdr == HDR_QUARK); | |
534 | g_ptr_array_set_size(quarktable, q+1); | |
535 | i=0; | |
536 | while(1) { | |
bdddf3f5 AM |
537 | res = fread(&buf[i], sizeof(gchar), 1, fp); |
538 | g_assert(res == 1); | |
90e19f82 AM |
539 | if(buf[i] == '\0' || feof(fp)) break; |
540 | i++; | |
541 | } | |
542 | len = strnlen(buf, MAX_STRING_LEN-1); | |
543 | g_ptr_array_index (quarktable, q) = g_new(gchar, len+1); | |
544 | strncpy(g_ptr_array_index (quarktable, q), buf, len+1); | |
545 | q++; | |
546 | } while(1); | |
547 | ||
548 | fclose(fp); | |
549 | ||
550 | // saved_states : open, test | |
551 | strncpy(path, trace_path, PATH_MAX-1); | |
552 | count = strnlen(trace_path, PATH_MAX-1); | |
553 | strncat(path, "/precomputed/states", PATH_MAX-count-1); | |
554 | fp = fopen(path, "r"); | |
555 | if(!fp) return; | |
556 | ||
557 | hdr = fgetc(fp); | |
558 | if(hdr != HDR_TRACE) goto end; | |
559 | ||
560 | lttv_trace_states_read_raw(tcs, fp, quarktable); | |
561 | ||
562 | tcs->has_precomputed_states = TRUE; | |
7df20ca4 | 563 | |
564 | end: | |
90e19f82 | 565 | fclose(fp); |
5e563da0 | 566 | |
90e19f82 AM |
567 | /* Free the quarktable */ |
568 | for(i=0; i<quarktable->len; i++) { | |
569 | string = g_ptr_array_index (quarktable, i); | |
570 | g_free(string); | |
571 | } | |
572 | g_ptr_array_free(quarktable, TRUE); | |
573 | return; | |
574 | } | |
7a4bdb54 | 575 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 576 | |
7a4bdb54 | 577 | void lttv_trace_state_init(LttvTraceState *trace_state, LttvTrace *trace) |
90e19f82 | 578 | { |
7a4bdb54 | 579 | guint j, nb_cpu; |
90e19f82 | 580 | guint64 nb_irq; |
90e19f82 AM |
581 | LttvAttributeValue v; |
582 | ||
7a4bdb54 | 583 | trace_state->trace = trace; |
90e19f82 | 584 | |
7a4bdb54 YB |
585 | trace_state->save_interval = LTTV_STATE_SAVE_INTERVAL; |
586 | lttv_attribute_find(lttv_trace_attribute(trace), LTTV_STATE_TRACE_STATE_USE_COUNT, | |
587 | LTTV_UINT, &v); | |
588 | (*v.v_uint)++; | |
2bc1bcfb | 589 | |
7a4bdb54 YB |
590 | if (*(v.v_uint) == 1) { |
591 | create_name_tables(trace_state); | |
592 | create_max_time(trace_state); | |
593 | } | |
594 | get_name_tables(trace_state); | |
595 | get_max_time(trace_state); | |
596 | ||
597 | nb_cpu = lttv_trace_get_num_cpu(trace); | |
598 | nb_irq = trace_state->name_tables->nb_irqs; | |
599 | trace_state->processes = NULL; | |
600 | trace_state->running_process = g_new(LttvProcessState*, nb_cpu); | |
601 | ||
602 | /* init cpu resource stuff */ | |
603 | trace_state->cpu_states = g_new(LttvCPUState, nb_cpu); | |
604 | for (j = 0; j < nb_cpu; j++) { | |
605 | trace_state->cpu_states[j].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvCPUMode)); | |
606 | trace_state->cpu_states[j].irq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
607 | trace_state->cpu_states[j].softirq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
608 | trace_state->cpu_states[j].trap_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
609 | g_assert(trace_state->cpu_states[j].mode_stack != NULL); | |
610 | } | |
90e19f82 | 611 | |
7a4bdb54 YB |
612 | /* init irq resource stuff */ |
613 | trace_state->irq_states = g_new(LttvIRQState, nb_irq); | |
614 | for (j = 0; j < nb_irq; j++) { | |
615 | trace_state->irq_states[j].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode)); | |
616 | g_assert(trace_state->irq_states[j].mode_stack != NULL); | |
617 | } | |
90e19f82 | 618 | |
7a4bdb54 YB |
619 | /* init soft irq stuff */ |
620 | /* the kernel has a statically fixed max of 32 softirqs */ | |
621 | trace_state->soft_irq_states = g_new(LttvSoftIRQState, trace_state->name_tables->nb_soft_irqs); | |
90e19f82 | 622 | |
7a4bdb54 YB |
623 | /* init trap stuff */ |
624 | trace_state->trap_states = g_new(LttvTrapState, trace_state->name_tables->nb_traps); | |
90e19f82 | 625 | |
7a4bdb54 YB |
626 | /* init bdev resource stuff */ |
627 | trace_state->bdev_states = g_hash_table_new(g_int_hash, g_int_equal); | |
90e19f82 | 628 | |
7a4bdb54 | 629 | restore_init_state(trace_state); |
90e19f82 | 630 | |
7a4bdb54 YB |
631 | /* See if the trace has saved states */ |
632 | //state_load_saved_states(trace_state); | |
90e19f82 | 633 | } |
38726a78 | 634 | |
7a4bdb54 | 635 | void lttv_trace_state_fini(LttvTraceState *trace_state) |
90e19f82 | 636 | { |
7a4bdb54 | 637 | LttvTrace *trace = trace_state->trace; |
90e19f82 | 638 | LttvAttributeValue v; |
dc877563 | 639 | |
7a4bdb54 YB |
640 | lttv_attribute_find(lttv_trace_attribute(trace), LTTV_STATE_TRACE_STATE_USE_COUNT, |
641 | LTTV_UINT, &v); | |
dc877563 | 642 | |
7a4bdb54 YB |
643 | g_assert(*(v.v_uint) != 0); |
644 | (*v.v_uint)--; | |
dc877563 | 645 | |
7a4bdb54 YB |
646 | if (*(v.v_uint) == 0) { |
647 | free_name_tables(trace_state); | |
648 | free_max_time(trace_state); | |
649 | free_saved_state(trace_state); | |
90e19f82 | 650 | } |
7a4bdb54 YB |
651 | g_free(trace_state->running_process); |
652 | trace_state->running_process = NULL; | |
653 | lttv_state_free_process_table(trace_state->processes); | |
654 | trace_state->processes = NULL; | |
ffd54a90 | 655 | } |
656 | ||
7a4bdb54 | 657 | #ifdef BABEL_CLEANUP |
ffd54a90 | 658 | |
dbb7bb09 | 659 | /* Write the process state of the trace */ |
660 | ||
661 | static void write_process_state(gpointer key, gpointer value, | |
90e19f82 | 662 | gpointer user_data) |
dbb7bb09 | 663 | { |
90e19f82 | 664 | LttvProcessState *process; |
dbb7bb09 | 665 | |
90e19f82 | 666 | LttvExecutionState *es; |
dbb7bb09 | 667 | |
90e19f82 AM |
668 | FILE *fp = (FILE *)user_data; |
669 | ||
670 | guint i; | |
671 | guint64 address; | |
672 | ||
673 | process = (LttvProcessState *)value; | |
beed0826 | 674 | fprintf(fp," <PROCESS CORE=%p PID=%u TGID=%u PPID=%u TYPE=\"%s\" CTIME_S=%lu CTIME_NS=%lu ITIME_S=%lu ITIME_NS=%lu NAME=\"%s\" CPU=\"%u\" FREE_EVENTS=\"%u\">\n", |
90e19f82 AM |
675 | process, process->pid, process->tgid, process->ppid, |
676 | g_quark_to_string(process->type), | |
677 | process->creation_time.tv_sec, | |
678 | process->creation_time.tv_nsec, | |
679 | process->insertion_time.tv_sec, | |
680 | process->insertion_time.tv_nsec, | |
681 | g_quark_to_string(process->name), | |
90e19f82 AM |
682 | process->cpu, process->free_events); |
683 | ||
684 | for(i = 0 ; i < process->execution_stack->len; i++) { | |
685 | es = &g_array_index(process->execution_stack, LttvExecutionState, i); | |
686 | fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu", | |
687 | g_quark_to_string(es->t), g_quark_to_string(es->n), | |
688 | es->entry.tv_sec, es->entry.tv_nsec); | |
689 | fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", | |
690 | es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); | |
691 | } | |
d4dd4885 | 692 | |
90e19f82 AM |
693 | for(i = 0 ; i < process->user_stack->len; i++) { |
694 | address = g_array_index(process->user_stack, guint64, i); | |
695 | fprintf(fp, " <USER_STACK ADDRESS=\"%" PRIu64 "\"/>\n", address); | |
696 | } | |
d4dd4885 | 697 | |
90e19f82 | 698 | fprintf(fp, " </PROCESS>\n"); |
dbb7bb09 | 699 | } |
700 | ||
701 | ||
702 | void lttv_state_write(LttvTraceState *self, LttTime t, FILE *fp) | |
703 | { | |
90e19f82 AM |
704 | guint i, nb_tracefile, nb_block, offset; |
705 | guint64 tsc; | |
dbb7bb09 | 706 | |
90e19f82 | 707 | LttvTracefileState *tfcs; |
dbb7bb09 | 708 | |
90e19f82 | 709 | LttTracefile *tf; |
dbb7bb09 | 710 | |
90e19f82 | 711 | LttEventPosition *ep; |
dbb7bb09 | 712 | |
90e19f82 | 713 | guint nb_cpus; |
348c6ba8 | 714 | |
90e19f82 | 715 | ep = ltt_event_position_new(); |
dbb7bb09 | 716 | |
90e19f82 | 717 | fprintf(fp,"<PROCESS_STATE TIME_S=%lu TIME_NS=%lu>\n", t.tv_sec, t.tv_nsec); |
dbb7bb09 | 718 | |
90e19f82 | 719 | g_hash_table_foreach(self->processes, write_process_state, fp); |
dbb7bb09 | 720 | |
90e19f82 AM |
721 | nb_cpus = ltt_trace_get_num_cpu(self->parent.t); |
722 | for(i=0;i<nb_cpus;i++) { | |
723 | fprintf(fp," <CPU NUM=%u RUNNING_PROCESS=%u>\n", | |
724 | i, self->running_process[i]->pid); | |
725 | } | |
dbb7bb09 | 726 | |
90e19f82 AM |
727 | nb_tracefile = self->parent.tracefiles->len; |
728 | ||
729 | for(i = 0 ; i < nb_tracefile ; i++) { | |
730 | tfcs = | |
731 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
732 | LttvTracefileContext*, i)); | |
733 | fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", | |
734 | tfcs->parent.timestamp.tv_sec, | |
735 | tfcs->parent.timestamp.tv_nsec); | |
736 | LttEvent *e = ltt_tracefile_get_event(tfcs->parent.tf); | |
737 | if(e == NULL) fprintf(fp,"/>\n"); | |
738 | else { | |
739 | ltt_event_position(e, ep); | |
740 | ltt_event_position_get(ep, &tf, &nb_block, &offset, &tsc); | |
741 | fprintf(fp, " BLOCK=%u OFFSET=%u TSC=%" PRIu64 "/>\n", nb_block, offset, | |
742 | tsc); | |
743 | } | |
744 | } | |
745 | g_free(ep); | |
746 | fprintf(fp,"</PROCESS_STATE>\n"); | |
6d0cdf22 | 747 | } |
748 | ||
749 | ||
750 | static void write_process_state_raw(gpointer key, gpointer value, | |
90e19f82 AM |
751 | gpointer user_data) |
752 | { | |
753 | LttvProcessState *process; | |
754 | ||
755 | LttvExecutionState *es; | |
756 | ||
757 | FILE *fp = (FILE *)user_data; | |
758 | ||
759 | guint i; | |
760 | guint64 address; | |
761 | ||
762 | process = (LttvProcessState *)value; | |
763 | fputc(HDR_PROCESS, fp); | |
764 | //fwrite(&header, sizeof(header), 1, fp); | |
765 | //fprintf(fp, "%s", g_quark_to_string(process->type)); | |
766 | //fputc('\0', fp); | |
767 | fwrite(&process->type, sizeof(process->type), 1, fp); | |
768 | //fprintf(fp, "%s", g_quark_to_string(process->name)); | |
769 | //fputc('\0', fp); | |
770 | fwrite(&process->name, sizeof(process->name), 1, fp); | |
90e19f82 | 771 | //fputc('\0', fp); |
90e19f82 AM |
772 | fwrite(&process->pid, sizeof(process->pid), 1, fp); |
773 | fwrite(&process->free_events, sizeof(process->free_events), 1, fp); | |
774 | fwrite(&process->tgid, sizeof(process->tgid), 1, fp); | |
775 | fwrite(&process->ppid, sizeof(process->ppid), 1, fp); | |
776 | fwrite(&process->cpu, sizeof(process->cpu), 1, fp); | |
777 | fwrite(&process->creation_time, sizeof(process->creation_time), 1, fp); | |
778 | fwrite(&process->insertion_time, sizeof(process->insertion_time), 1, fp); | |
6d0cdf22 | 779 | |
780 | #if 0 | |
beed0826 | 781 | fprintf(fp," <PROCESS CORE=%p PID=%u TGID=%u PPID=%u TYPE=\"%s\" CTIME_S=%lu CTIME_NS=%lu ITIME_S=%lu ITIME_NS=%lu NAME=\"%s\" CPU=\"%u\" PROCESS_TYPE=%u>\n", |
90e19f82 AM |
782 | process, process->pid, process->tgid, process->ppid, |
783 | g_quark_to_string(process->type), | |
784 | process->creation_time.tv_sec, | |
785 | process->creation_time.tv_nsec, | |
786 | process->insertion_time.tv_sec, | |
787 | process->insertion_time.tv_nsec, | |
788 | g_quark_to_string(process->name), | |
90e19f82 | 789 | process->cpu); |
6d0cdf22 | 790 | #endif //0 |
791 | ||
90e19f82 AM |
792 | for(i = 0 ; i < process->execution_stack->len; i++) { |
793 | es = &g_array_index(process->execution_stack, LttvExecutionState, i); | |
794 | ||
795 | fputc(HDR_ES, fp); | |
796 | //fprintf(fp, "%s", g_quark_to_string(es->t)); | |
797 | //fputc('\0', fp); | |
798 | fwrite(&es->t, sizeof(es->t), 1, fp); | |
799 | //fprintf(fp, "%s", g_quark_to_string(es->n)); | |
800 | //fputc('\0', fp); | |
801 | fwrite(&es->n, sizeof(es->n), 1, fp); | |
802 | //fprintf(fp, "%s", g_quark_to_string(es->s)); | |
803 | //fputc('\0', fp); | |
804 | fwrite(&es->s, sizeof(es->s), 1, fp); | |
805 | fwrite(&es->entry, sizeof(es->entry), 1, fp); | |
806 | fwrite(&es->change, sizeof(es->change), 1, fp); | |
807 | fwrite(&es->cum_cpu_time, sizeof(es->cum_cpu_time), 1, fp); | |
6d0cdf22 | 808 | #if 0 |
90e19f82 AM |
809 | fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu", |
810 | g_quark_to_string(es->t), g_quark_to_string(es->n), | |
811 | es->entry.tv_sec, es->entry.tv_nsec); | |
812 | fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", | |
813 | es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); | |
6d0cdf22 | 814 | #endif //0 |
90e19f82 | 815 | } |
6d0cdf22 | 816 | |
90e19f82 AM |
817 | for(i = 0 ; i < process->user_stack->len; i++) { |
818 | address = g_array_index(process->user_stack, guint64, i); | |
819 | fputc(HDR_USER_STACK, fp); | |
820 | fwrite(&address, sizeof(address), 1, fp); | |
6d0cdf22 | 821 | #if 0 |
90e19f82 | 822 | fprintf(fp, " <USER_STACK ADDRESS=\"%llu\"/>\n", address); |
6d0cdf22 | 823 | #endif //0 |
90e19f82 | 824 | } |
dbb7bb09 | 825 | } |
826 | ||
827 | ||
6d0cdf22 | 828 | void lttv_state_write_raw(LttvTraceState *self, LttTime t, FILE *fp) |
829 | { | |
90e19f82 AM |
830 | guint i, nb_tracefile, nb_block, offset; |
831 | guint64 tsc; | |
832 | ||
833 | LttvTracefileState *tfcs; | |
834 | ||
835 | LttTracefile *tf; | |
836 | ||
837 | LttEventPosition *ep; | |
838 | ||
839 | guint nb_cpus; | |
840 | ||
841 | ep = ltt_event_position_new(); | |
842 | ||
843 | //fprintf(fp,"<PROCESS_STATE TIME_S=%lu TIME_NS=%lu>\n", t.tv_sec, t.tv_nsec); | |
844 | fputc(HDR_PROCESS_STATE, fp); | |
845 | fwrite(&t, sizeof(t), 1, fp); | |
846 | ||
847 | g_hash_table_foreach(self->processes, write_process_state_raw, fp); | |
848 | ||
849 | nb_cpus = ltt_trace_get_num_cpu(self->parent.t); | |
850 | for(i=0;i<nb_cpus;i++) { | |
851 | fputc(HDR_CPU, fp); | |
852 | fwrite(&i, sizeof(i), 1, fp); /* cpu number */ | |
853 | fwrite(&self->running_process[i]->pid, | |
854 | sizeof(self->running_process[i]->pid), 1, fp); | |
855 | //fprintf(fp," <CPU NUM=%u RUNNING_PROCESS=%u>\n", | |
856 | // i, self->running_process[i]->pid); | |
857 | } | |
858 | ||
859 | nb_tracefile = self->parent.tracefiles->len; | |
860 | ||
861 | for(i = 0 ; i < nb_tracefile ; i++) { | |
862 | tfcs = | |
863 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
864 | LttvTracefileContext*, i)); | |
865 | // fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", | |
866 | // tfcs->parent.timestamp.tv_sec, | |
867 | // tfcs->parent.timestamp.tv_nsec); | |
868 | fputc(HDR_TRACEFILE, fp); | |
869 | fwrite(&tfcs->parent.timestamp, sizeof(tfcs->parent.timestamp), 1, fp); | |
870 | /* Note : if timestamp if LTT_TIME_INFINITE, there will be no | |
871 | * position following : end of trace */ | |
872 | LttEvent *e = ltt_tracefile_get_event(tfcs->parent.tf); | |
873 | if(e != NULL) { | |
874 | ltt_event_position(e, ep); | |
875 | ltt_event_position_get(ep, &tf, &nb_block, &offset, &tsc); | |
876 | //fprintf(fp, " BLOCK=%u OFFSET=%u TSC=%llu/>\n", nb_block, offset, | |
877 | // tsc); | |
878 | fwrite(&nb_block, sizeof(nb_block), 1, fp); | |
879 | fwrite(&offset, sizeof(offset), 1, fp); | |
880 | fwrite(&tsc, sizeof(tsc), 1, fp); | |
881 | } | |
882 | } | |
883 | g_free(ep); | |
6d0cdf22 | 884 | } |
885 | ||
886 | ||
887 | /* Read process state from a file */ | |
888 | ||
889 | /* Called because a HDR_PROCESS was found */ | |
7df20ca4 | 890 | static void read_process_state_raw(LttvTraceState *self, FILE *fp, |
90e19f82 AM |
891 | GPtrArray *quarktable) |
892 | { | |
893 | LttvExecutionState *es; | |
894 | LttvProcessState *process, *parent_process; | |
895 | LttvProcessState tmp; | |
896 | GQuark tmpq; | |
bdddf3f5 | 897 | size_t res; |
90e19f82 AM |
898 | |
899 | guint64 *address; | |
900 | ||
bdddf3f5 AM |
901 | res = fread(&tmp.type, sizeof(tmp.type), 1, fp); |
902 | res += fread(&tmp.name, sizeof(tmp.name), 1, fp); | |
bdddf3f5 AM |
903 | res += fread(&tmp.pid, sizeof(tmp.pid), 1, fp); |
904 | res += fread(&tmp.free_events, sizeof(tmp.free_events), 1, fp); | |
905 | res += fread(&tmp.tgid, sizeof(tmp.tgid), 1, fp); | |
906 | res += fread(&tmp.ppid, sizeof(tmp.ppid), 1, fp); | |
907 | res += fread(&tmp.cpu, sizeof(tmp.cpu), 1, fp); | |
908 | res += fread(&tmp.creation_time, sizeof(tmp.creation_time), 1, fp); | |
909 | res += fread(&tmp.insertion_time, sizeof(tmp.insertion_time), 1, fp); | |
910 | g_assert(res == 10); | |
90e19f82 AM |
911 | |
912 | if(tmp.pid == 0) { | |
913 | process = lttv_state_find_process(self, tmp.cpu, tmp.pid); | |
914 | } else { | |
915 | /* We must link to the parent */ | |
916 | parent_process = lttv_state_find_process_or_create(self, ANY_CPU, tmp.ppid, | |
917 | <t_time_zero); | |
918 | process = lttv_state_find_process(self, ANY_CPU, tmp.pid); | |
919 | if(process == NULL) { | |
920 | process = lttv_state_create_process(self, parent_process, tmp.cpu, | |
921 | tmp.pid, tmp.tgid, | |
922 | g_quark_from_string((gchar*)g_ptr_array_index(quarktable, tmp.name)), | |
923 | &tmp.creation_time); | |
924 | } | |
925 | } | |
926 | process->insertion_time = tmp.insertion_time; | |
927 | process->creation_time = tmp.creation_time; | |
928 | process->type = g_quark_from_string( | |
929 | (gchar*)g_ptr_array_index(quarktable, tmp.type)); | |
930 | process->tgid = tmp.tgid; | |
931 | process->ppid = tmp.ppid; | |
90e19f82 AM |
932 | process->name = |
933 | g_quark_from_string((gchar*)g_ptr_array_index(quarktable, tmp.name)); | |
934 | process->free_events = tmp.free_events; | |
935 | ||
936 | do { | |
937 | if(feof(fp) || ferror(fp)) goto end_loop; | |
938 | ||
939 | gint hdr = fgetc(fp); | |
940 | if(hdr == EOF) goto end_loop; | |
941 | ||
942 | switch(hdr) { | |
943 | case HDR_ES: | |
944 | process->execution_stack = | |
945 | g_array_set_size(process->execution_stack, | |
946 | process->execution_stack->len + 1); | |
947 | es = &g_array_index(process->execution_stack, LttvExecutionState, | |
948 | process->execution_stack->len-1); | |
949 | process->state = es; | |
950 | ||
bdddf3f5 AM |
951 | res = fread(&es->t, sizeof(es->t), 1, fp); |
952 | g_assert(res == 1); | |
90e19f82 AM |
953 | es->t = g_quark_from_string( |
954 | (gchar*)g_ptr_array_index(quarktable, es->t)); | |
bdddf3f5 AM |
955 | res = fread(&es->n, sizeof(es->n), 1, fp); |
956 | g_assert(res == 1); | |
90e19f82 AM |
957 | es->n = g_quark_from_string( |
958 | (gchar*)g_ptr_array_index(quarktable, es->n)); | |
bdddf3f5 AM |
959 | res = fread(&es->s, sizeof(es->s), 1, fp); |
960 | g_assert(res == 1); | |
90e19f82 AM |
961 | es->s = g_quark_from_string( |
962 | (gchar*)g_ptr_array_index(quarktable, es->s)); | |
bdddf3f5 AM |
963 | res = fread(&es->entry, sizeof(es->entry), 1, fp); |
964 | res += fread(&es->change, sizeof(es->change), 1, fp); | |
965 | res += fread(&es->cum_cpu_time, sizeof(es->cum_cpu_time), 1, fp); | |
966 | g_assert(res == 3); | |
90e19f82 AM |
967 | break; |
968 | ||
969 | case HDR_USER_STACK: | |
970 | process->user_stack = g_array_set_size(process->user_stack, | |
971 | process->user_stack->len + 1); | |
972 | address = &g_array_index(process->user_stack, guint64, | |
973 | process->user_stack->len-1); | |
bdddf3f5 AM |
974 | res = fread(address, sizeof(address), 1, fp); |
975 | g_assert(res == 1); | |
90e19f82 AM |
976 | process->current_function = *address; |
977 | break; | |
978 | ||
90e19f82 AM |
979 | default: |
980 | ungetc(hdr, fp); | |
981 | goto end_loop; | |
982 | }; | |
983 | } while(1); | |
6d0cdf22 | 984 | end_loop: |
90e19f82 | 985 | return; |
6d0cdf22 | 986 | } |
987 | ||
988 | ||
989 | /* Called because a HDR_PROCESS_STATE was found */ | |
990 | /* Append a saved state to the trace states */ | |
7df20ca4 | 991 | void lttv_state_read_raw(LttvTraceState *self, FILE *fp, GPtrArray *quarktable) |
6d0cdf22 | 992 | { |
90e19f82 AM |
993 | guint i, nb_tracefile, nb_block, offset; |
994 | guint64 tsc; | |
995 | LttvTracefileState *tfcs; | |
996 | ||
997 | LttEventPosition *ep; | |
998 | ||
999 | guint nb_cpus; | |
1000 | ||
1001 | int hdr; | |
bdddf3f5 | 1002 | size_t res; |
90e19f82 AM |
1003 | |
1004 | LttTime t; | |
1005 | ||
1006 | LttvAttribute *saved_states_tree, *saved_state_tree; | |
1007 | ||
1008 | LttvAttributeValue value; | |
1009 | GTree *pqueue = self->parent.ts_context->pqueue; | |
1010 | ep = ltt_event_position_new(); | |
1011 | ||
1012 | restore_init_state(self); | |
1013 | ||
bdddf3f5 AM |
1014 | res = fread(&t, sizeof(t), 1, fp); |
1015 | g_assert(res == 1); | |
90e19f82 AM |
1016 | |
1017 | do { | |
1018 | if(feof(fp) || ferror(fp)) goto end_loop; | |
1019 | hdr = fgetc(fp); | |
1020 | if(hdr == EOF) goto end_loop; | |
1021 | ||
1022 | switch(hdr) { | |
1023 | case HDR_PROCESS: | |
1024 | /* Call read_process_state_raw */ | |
1025 | read_process_state_raw(self, fp, quarktable); | |
1026 | break; | |
1027 | case HDR_TRACEFILE: | |
1028 | case HDR_TRACESET: | |
1029 | case HDR_TRACE: | |
1030 | case HDR_QUARKS: | |
1031 | case HDR_QUARK: | |
1032 | case HDR_ES: | |
1033 | case HDR_USER_STACK: | |
90e19f82 AM |
1034 | case HDR_PROCESS_STATE: |
1035 | case HDR_CPU: | |
1036 | ungetc(hdr, fp); | |
1037 | goto end_loop; | |
1038 | break; | |
1039 | default: | |
1040 | g_error("Error while parsing saved state file : unknown data header %d", | |
1041 | hdr); | |
1042 | }; | |
1043 | } while(1); | |
6d0cdf22 | 1044 | end_loop: |
1045 | ||
90e19f82 AM |
1046 | nb_cpus = ltt_trace_get_num_cpu(self->parent.t); |
1047 | for(i=0;i<nb_cpus;i++) { | |
1048 | int cpu_num; | |
1049 | hdr = fgetc(fp); | |
1050 | g_assert(hdr == HDR_CPU); | |
bdddf3f5 AM |
1051 | res = fread(&cpu_num, sizeof(cpu_num), 1, fp); /* cpu number */ |
1052 | g_assert(res == 1); | |
90e19f82 | 1053 | g_assert(i == cpu_num); |
bdddf3f5 | 1054 | res = fread(&self->running_process[i]->pid, |
90e19f82 | 1055 | sizeof(self->running_process[i]->pid), 1, fp); |
bdddf3f5 | 1056 | g_assert(res == 1); |
90e19f82 AM |
1057 | } |
1058 | ||
1059 | nb_tracefile = self->parent.tracefiles->len; | |
1060 | ||
1061 | for(i = 0 ; i < nb_tracefile ; i++) { | |
1062 | tfcs = | |
1063 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
1064 | LttvTracefileContext*, i)); | |
1065 | // fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", | |
1066 | // tfcs->parent.timestamp.tv_sec, | |
1067 | // tfcs->parent.timestamp.tv_nsec); | |
1068 | g_tree_remove(pqueue, &tfcs->parent); | |
1069 | hdr = fgetc(fp); | |
1070 | g_assert(hdr == HDR_TRACEFILE); | |
bdddf3f5 AM |
1071 | res = fread(&tfcs->parent.timestamp, sizeof(tfcs->parent.timestamp), 1, fp); |
1072 | g_assert(res == 1); | |
90e19f82 AM |
1073 | /* Note : if timestamp if LTT_TIME_INFINITE, there will be no |
1074 | * position following : end of trace */ | |
1075 | if(ltt_time_compare(tfcs->parent.timestamp, ltt_time_infinite) != 0) { | |
bdddf3f5 AM |
1076 | res = fread(&nb_block, sizeof(nb_block), 1, fp); |
1077 | res += fread(&offset, sizeof(offset), 1, fp); | |
1078 | res += fread(&tsc, sizeof(tsc), 1, fp); | |
1079 | g_assert(res == 3); | |
90e19f82 AM |
1080 | ltt_event_position_set(ep, tfcs->parent.tf, nb_block, offset, tsc); |
1081 | gint ret = ltt_tracefile_seek_position(tfcs->parent.tf, ep); | |
1082 | g_assert(ret == 0); | |
1083 | g_tree_insert(pqueue, &tfcs->parent, &tfcs->parent); | |
1084 | } | |
1085 | } | |
1086 | g_free(ep); | |
1087 | ||
1088 | saved_states_tree = lttv_attribute_find_subdir(self->parent.t_a, | |
1089 | LTTV_STATE_SAVED_STATES); | |
1090 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
1091 | value = lttv_attribute_add(saved_states_tree, | |
1092 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); | |
1093 | *(value.v_gobject) = (GObject *)saved_state_tree; | |
1094 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); | |
1095 | *(value.v_time) = t; | |
1096 | lttv_state_save(self, saved_state_tree); | |
1097 | g_debug("Saving state at time %lu.%lu", t.tv_sec, | |
1098 | t.tv_nsec); | |
1099 | ||
1100 | *(self->max_time_state_recomputed_in_seek) = t; | |
ce05e187 | 1101 | |
6d0cdf22 | 1102 | } |
1103 | ||
1104 | /* Called when a HDR_TRACE is found */ | |
7df20ca4 | 1105 | void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp, |
90e19f82 AM |
1106 | GPtrArray *quarktable) |
1107 | { | |
1108 | int hdr; | |
1109 | ||
1110 | do { | |
1111 | if(feof(fp) || ferror(fp)) goto end_loop; | |
1112 | hdr = fgetc(fp); | |
1113 | if(hdr == EOF) goto end_loop; | |
1114 | ||
1115 | switch(hdr) { | |
1116 | case HDR_PROCESS_STATE: | |
1117 | /* Call read_process_state_raw */ | |
1118 | lttv_state_read_raw(tcs, fp, quarktable); | |
1119 | break; | |
1120 | case HDR_TRACEFILE: | |
1121 | case HDR_TRACESET: | |
1122 | case HDR_TRACE: | |
1123 | case HDR_QUARKS: | |
1124 | case HDR_QUARK: | |
1125 | case HDR_ES: | |
1126 | case HDR_USER_STACK: | |
90e19f82 AM |
1127 | case HDR_PROCESS: |
1128 | case HDR_CPU: | |
1129 | g_error("Error while parsing saved state file :" | |
1130 | " unexpected data header %d", | |
1131 | hdr); | |
1132 | break; | |
1133 | default: | |
1134 | g_error("Error while parsing saved state file : unknown data header %d", | |
1135 | hdr); | |
1136 | }; | |
1137 | } while(1); | |
6d0cdf22 | 1138 | end_loop: |
90e19f82 AM |
1139 | *(tcs->max_time_state_recomputed_in_seek) = tcs->parent.time_span.end_time; |
1140 | restore_init_state(tcs); | |
1141 | lttv_process_trace_seek_time(&tcs->parent, ltt_time_zero); | |
1142 | return; | |
6d0cdf22 | 1143 | } |
7a4bdb54 | 1144 | #endif /* BABEL_CLEANUP */ |
6d0cdf22 | 1145 | |
1146 | ||
dbb7bb09 | 1147 | /* Copy each process from an existing hash table to a new one */ |
1148 | ||
308711e5 | 1149 | static void copy_process_state(gpointer key, gpointer value,gpointer user_data) |
ffd54a90 | 1150 | { |
90e19f82 AM |
1151 | LttvProcessState *process, *new_process; |
1152 | ||
1153 | GHashTable *new_processes = (GHashTable *)user_data; | |
1154 | ||
1155 | guint i; | |
1156 | ||
1157 | process = (LttvProcessState *)value; | |
1158 | new_process = g_new(LttvProcessState, 1); | |
1159 | *new_process = *process; | |
1160 | new_process->execution_stack = g_array_sized_new(FALSE, FALSE, | |
1161 | sizeof(LttvExecutionState), PREALLOCATED_EXECUTION_STACK); | |
1162 | new_process->execution_stack = | |
1163 | g_array_set_size(new_process->execution_stack, | |
1164 | process->execution_stack->len); | |
1165 | for(i = 0 ; i < process->execution_stack->len; i++) { | |
1166 | g_array_index(new_process->execution_stack, LttvExecutionState, i) = | |
1167 | g_array_index(process->execution_stack, LttvExecutionState, i); | |
1168 | } | |
1169 | new_process->state = &g_array_index(new_process->execution_stack, | |
1170 | LttvExecutionState, new_process->execution_stack->len - 1); | |
7a4bdb54 | 1171 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1172 | new_process->user_stack = g_array_sized_new(FALSE, FALSE, |
1173 | sizeof(guint64), 0); | |
1174 | new_process->user_stack = g_array_set_size(new_process->user_stack, | |
1175 | process->user_stack->len); | |
1176 | for(i = 0 ; i < process->user_stack->len; i++) { | |
1177 | g_array_index(new_process->user_stack, guint64, i) = | |
1178 | g_array_index(process->user_stack, guint64, i); | |
1179 | } | |
1180 | new_process->current_function = process->current_function; | |
7a4bdb54 | 1181 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
1182 | |
1183 | /* fd hash table stuff */ | |
1184 | { | |
1185 | GHashTableIter it; | |
1186 | gpointer key; | |
1187 | gpointer value; | |
1188 | ||
1189 | /* copy every item in the hash table */ | |
1190 | new_process->fds = g_hash_table_new(g_direct_hash, g_direct_equal); | |
1191 | ||
1192 | g_hash_table_iter_init(&it, process->fds); | |
1193 | while (g_hash_table_iter_next (&it, (void *)&key, (void *)&value)) { | |
1194 | g_hash_table_insert(new_process->fds, key, value); | |
1195 | } | |
1196 | } | |
1197 | ||
1198 | /* When done creating the new process state, insert it in the | |
1199 | * hash table */ | |
1200 | g_hash_table_insert(new_processes, new_process, new_process); | |
ffd54a90 | 1201 | } |
1202 | ||
1203 | ||
308711e5 | 1204 | static GHashTable *lttv_state_copy_process_table(GHashTable *processes) |
ffd54a90 | 1205 | { |
90e19f82 | 1206 | GHashTable *new_processes = g_hash_table_new(process_hash, process_equal); |
ffd54a90 | 1207 | |
90e19f82 AM |
1208 | g_hash_table_foreach(processes, copy_process_state, new_processes); |
1209 | return new_processes; | |
dc877563 | 1210 | } |
1211 | ||
fbfbd4db | 1212 | static LttvCPUState *lttv_state_copy_cpu_states(LttvCPUState *states, guint n) |
1213 | { | |
90e19f82 AM |
1214 | guint i,j; |
1215 | LttvCPUState *retval; | |
1216 | ||
1217 | retval = g_new(LttvCPUState, n); | |
1218 | ||
1219 | for(i=0; i<n; i++) { | |
1220 | retval[i].irq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
1221 | g_array_set_size(retval[i].irq_stack, states[i].irq_stack->len); | |
1222 | for(j=0; j<states[i].irq_stack->len; j++) { | |
1223 | g_array_index(retval[i].irq_stack, gint, j) = | |
1224 | g_array_index(states[i].irq_stack, gint, j); | |
1225 | } | |
1226 | ||
1227 | retval[i].softirq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
1228 | g_array_set_size(retval[i].softirq_stack, states[i].softirq_stack->len); | |
1229 | for(j=0; j<states[i].softirq_stack->len; j++) { | |
1230 | g_array_index(retval[i].softirq_stack, gint, j) = | |
1231 | g_array_index(states[i].softirq_stack, gint, j); | |
1232 | } | |
1233 | ||
1234 | retval[i].trap_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
1235 | g_array_set_size(retval[i].trap_stack, states[i].trap_stack->len); | |
1236 | for(j=0; j<states[i].trap_stack->len; j++) { | |
1237 | g_array_index(retval[i].trap_stack, gint, j) = | |
1238 | g_array_index(states[i].trap_stack, gint, j); | |
1239 | } | |
1240 | ||
1241 | retval[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvCPUMode)); | |
1242 | g_array_set_size(retval[i].mode_stack, states[i].mode_stack->len); | |
1243 | for(j=0; j<states[i].mode_stack->len; j++) { | |
1244 | g_array_index(retval[i].mode_stack, GQuark, j) = | |
1245 | g_array_index(states[i].mode_stack, GQuark, j); | |
1246 | } | |
1247 | } | |
fbfbd4db | 1248 | |
90e19f82 | 1249 | return retval; |
fbfbd4db | 1250 | } |
1251 | ||
1252 | static void lttv_state_free_cpu_states(LttvCPUState *states, guint n) | |
1253 | { | |
90e19f82 | 1254 | guint i; |
fbfbd4db | 1255 | |
90e19f82 AM |
1256 | for(i=0; i<n; i++) { |
1257 | g_array_free(states[i].mode_stack, TRUE); | |
1258 | g_array_free(states[i].irq_stack, TRUE); | |
1259 | g_array_free(states[i].softirq_stack, TRUE); | |
1260 | g_array_free(states[i].trap_stack, TRUE); | |
1261 | } | |
fbfbd4db | 1262 | |
90e19f82 | 1263 | g_free(states); |
fbfbd4db | 1264 | } |
dc877563 | 1265 | |
fc6a87b2 | 1266 | static LttvIRQState *lttv_state_copy_irq_states(LttvIRQState *states, guint n) |
1267 | { | |
90e19f82 AM |
1268 | guint i,j; |
1269 | LttvIRQState *retval; | |
fc6a87b2 | 1270 | |
90e19f82 | 1271 | retval = g_new(LttvIRQState, n); |
fc6a87b2 | 1272 | |
90e19f82 AM |
1273 | for(i=0; i<n; i++) { |
1274 | retval[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode)); | |
1275 | g_array_set_size(retval[i].mode_stack, states[i].mode_stack->len); | |
1276 | for(j=0; j<states[i].mode_stack->len; j++) { | |
1277 | g_array_index(retval[i].mode_stack, GQuark, j) = | |
1278 | g_array_index(states[i].mode_stack, GQuark, j); | |
1279 | } | |
1280 | } | |
fc6a87b2 | 1281 | |
90e19f82 | 1282 | return retval; |
fc6a87b2 | 1283 | } |
1284 | ||
1285 | static void lttv_state_free_irq_states(LttvIRQState *states, guint n) | |
1286 | { | |
90e19f82 | 1287 | guint i; |
fc6a87b2 | 1288 | |
90e19f82 AM |
1289 | for(i=0; i<n; i++) { |
1290 | g_array_free(states[i].mode_stack, TRUE); | |
1291 | } | |
fc6a87b2 | 1292 | |
90e19f82 | 1293 | g_free(states); |
fc6a87b2 | 1294 | } |
1295 | ||
90e19f82 AM |
1296 | static LttvSoftIRQState * |
1297 | lttv_state_copy_soft_irq_states(LttvSoftIRQState *states, guint n) | |
0305fe77 | 1298 | { |
90e19f82 AM |
1299 | guint i; |
1300 | LttvSoftIRQState *retval; | |
0305fe77 | 1301 | |
90e19f82 | 1302 | retval = g_new(LttvSoftIRQState, n); |
0305fe77 | 1303 | |
90e19f82 AM |
1304 | for(i=0; i<n; i++) { |
1305 | retval[i].pending = states[i].pending; | |
1306 | retval[i].running = states[i].running; | |
1307 | } | |
0305fe77 | 1308 | |
90e19f82 | 1309 | return retval; |
0305fe77 | 1310 | } |
1311 | ||
61ab5e97 | 1312 | static void lttv_state_free_soft_irq_states(LttvSoftIRQState *states, guint n) |
0305fe77 | 1313 | { |
90e19f82 | 1314 | g_free(states); |
0305fe77 | 1315 | } |
1316 | ||
90e19f82 AM |
1317 | static LttvTrapState * |
1318 | lttv_state_copy_trap_states(LttvTrapState *states, guint n) | |
38726a78 | 1319 | { |
90e19f82 AM |
1320 | guint i; |
1321 | LttvTrapState *retval; | |
38726a78 | 1322 | |
90e19f82 | 1323 | retval = g_new(LttvTrapState, n); |
38726a78 | 1324 | |
90e19f82 AM |
1325 | for(i=0; i<n; i++) { |
1326 | retval[i].running = states[i].running; | |
1327 | } | |
38726a78 | 1328 | |
90e19f82 | 1329 | return retval; |
38726a78 | 1330 | } |
1331 | ||
1332 | static void lttv_state_free_trap_states(LttvTrapState *states, guint n) | |
1333 | { | |
90e19f82 | 1334 | g_free(states); |
38726a78 | 1335 | } |
1336 | ||
98d7814f | 1337 | /* bdevstate stuff */ |
1338 | ||
59dc1f2a | 1339 | static LttvBdevState *get_hashed_bdevstate(LttvTraceState *ts, guint32 devcode) |
98d7814f | 1340 | { |
90e19f82 AM |
1341 | gint devcode_gint = devcode; |
1342 | gpointer bdev = g_hash_table_lookup(ts->bdev_states, &devcode_gint); | |
1343 | if(bdev == NULL) { | |
1344 | LttvBdevState *bdevstate = g_new(LttvBdevState, 1); | |
1345 | bdevstate->mode_stack = g_array_new(FALSE, FALSE, sizeof(GQuark)); | |
98d7814f | 1346 | |
90e19f82 AM |
1347 | gint * key = g_new(gint, 1); |
1348 | *key = devcode; | |
1349 | g_hash_table_insert(ts->bdev_states, key, bdevstate); | |
98d7814f | 1350 | |
90e19f82 AM |
1351 | bdev = bdevstate; |
1352 | } | |
98d7814f | 1353 | |
90e19f82 | 1354 | return bdev; |
98d7814f | 1355 | } |
1356 | ||
1357 | static LttvBdevState *bdevstate_new(void) | |
1358 | { | |
90e19f82 AM |
1359 | LttvBdevState *retval; |
1360 | retval = g_new(LttvBdevState, 1); | |
1361 | retval->mode_stack = g_array_new(FALSE, FALSE, sizeof(GQuark)); | |
b895e4db | 1362 | |
90e19f82 | 1363 | return retval; |
98d7814f | 1364 | } |
1365 | ||
1366 | static void bdevstate_free(LttvBdevState *bds) | |
1367 | { | |
90e19f82 AM |
1368 | g_array_free(bds->mode_stack, TRUE); |
1369 | g_free(bds); | |
98d7814f | 1370 | } |
1371 | ||
1372 | static void bdevstate_free_cb(gpointer key, gpointer value, gpointer user_data) | |
1373 | { | |
90e19f82 | 1374 | LttvBdevState *bds = (LttvBdevState *) value; |
98d7814f | 1375 | |
90e19f82 | 1376 | bdevstate_free(bds); |
98d7814f | 1377 | } |
1378 | ||
1379 | static LttvBdevState *bdevstate_copy(LttvBdevState *bds) | |
1380 | { | |
90e19f82 | 1381 | LttvBdevState *retval; |
98d7814f | 1382 | |
90e19f82 AM |
1383 | retval = bdevstate_new(); |
1384 | g_array_insert_vals(retval->mode_stack, 0, bds->mode_stack->data, | |
1385 | bds->mode_stack->len); | |
b895e4db | 1386 | |
90e19f82 | 1387 | return retval; |
98d7814f | 1388 | } |
1389 | ||
1390 | static void insert_and_copy_bdev_state(gpointer k, gpointer v, gpointer u) | |
1391 | { | |
90e19f82 AM |
1392 | //GHashTable *ht = (GHashTable *)u; |
1393 | LttvBdevState *bds = (LttvBdevState *)v; | |
1394 | LttvBdevState *newbds; | |
98d7814f | 1395 | |
90e19f82 | 1396 | newbds = bdevstate_copy(bds); |
98d7814f | 1397 | |
90e19f82 | 1398 | g_hash_table_insert(u, k, newbds); |
98d7814f | 1399 | } |
1400 | ||
1401 | static GHashTable *lttv_state_copy_blkdev_hashtable(GHashTable *ht) | |
1402 | { | |
90e19f82 | 1403 | GHashTable *retval; |
98d7814f | 1404 | |
90e19f82 | 1405 | retval = g_hash_table_new(g_int_hash, g_int_equal); |
98d7814f | 1406 | |
90e19f82 | 1407 | g_hash_table_foreach(ht, insert_and_copy_bdev_state, retval); |
98d7814f | 1408 | |
90e19f82 | 1409 | return retval; |
98d7814f | 1410 | } |
1411 | ||
1412 | /* Free a hashtable and the LttvBdevState structures its values | |
1413 | * point to. */ | |
1414 | ||
1415 | static void lttv_state_free_blkdev_hashtable(GHashTable *ht) | |
1416 | { | |
90e19f82 AM |
1417 | g_hash_table_foreach(ht, bdevstate_free_cb, NULL); |
1418 | g_hash_table_destroy(ht); | |
98d7814f | 1419 | } |
1420 | ||
308711e5 | 1421 | /* The saved state for each trace contains a member "processes", which |
1422 | stores a copy of the process table, and a member "tracefiles" with | |
1423 | one entry per tracefile. Each tracefile has a "process" member pointing | |
1424 | to the current process and a "position" member storing the tracefile | |
1425 | position (needed to seek to the current "next" event. */ | |
1426 | ||
7a4bdb54 | 1427 | void lttv_state_save(LttvTraceState *self, LttvAttribute *container) |
dc877563 | 1428 | { |
7a4bdb54 | 1429 | guint i, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps; |
90e19f82 AM |
1430 | |
1431 | guint *running_process; | |
1432 | ||
1433 | LttvAttributeValue value; | |
1434 | ||
90e19f82 AM |
1435 | value = lttv_attribute_add(container, LTTV_STATE_PROCESSES, |
1436 | LTTV_POINTER); | |
1437 | *(value.v_pointer) = lttv_state_copy_process_table(self->processes); | |
1438 | ||
1439 | /* Add the currently running processes array */ | |
7a4bdb54 | 1440 | nb_cpus = lttv_trace_get_num_cpu(self->trace); |
90e19f82 AM |
1441 | running_process = g_new(guint, nb_cpus); |
1442 | for(i=0;i<nb_cpus;i++) { | |
1443 | running_process[i] = self->running_process[i]->pid; | |
1444 | } | |
1445 | value = lttv_attribute_add(container, LTTV_STATE_RUNNING_PROCESS, | |
1446 | LTTV_POINTER); | |
1447 | *(value.v_pointer) = running_process; | |
1448 | ||
1449 | g_info("State save"); | |
1450 | ||
7a4bdb54 YB |
1451 | /* Save the current position */ |
1452 | value = lttv_attribute_add(container, LTTV_STATE_POSITION, | |
1453 | LTTV_POINTER); | |
68573dd0 | 1454 | *(value.v_pointer) = lttv_traceset_create_current_position(lttv_trace_get_traceset(self->trace)); |
90e19f82 | 1455 | |
7a4bdb54 YB |
1456 | #ifdef BABEL_CLEANUP |
1457 | nb_tracefile = self->parent.tracefiles->len; | |
90e19f82 AM |
1458 | for(i = 0 ; i < nb_tracefile ; i++) { |
1459 | tfcs = | |
1460 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
1461 | LttvTracefileContext*, i)); | |
1462 | tracefile_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
1463 | value = lttv_attribute_add(tracefiles_tree, i, | |
1464 | LTTV_GOBJECT); | |
1465 | *(value.v_gobject) = (GObject *)tracefile_tree; | |
348c6ba8 | 1466 | #if 0 |
90e19f82 AM |
1467 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_PROCESS, |
1468 | LTTV_UINT); | |
1469 | *(value.v_uint) = tfcs->process->pid; | |
348c6ba8 | 1470 | #endif //0 |
90e19f82 AM |
1471 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_EVENT, |
1472 | LTTV_POINTER); | |
1473 | /* Only save the position if the tfs has not infinite time. */ | |
1474 | //if(!g_tree_lookup(self->parent.ts_context->pqueue, &tfcs->parent) | |
1475 | // && current_tfcs != tfcs) { | |
1476 | if(ltt_time_compare(tfcs->parent.timestamp, ltt_time_infinite) == 0) { | |
1477 | *(value.v_pointer) = NULL; | |
1478 | } else { | |
1479 | LttEvent *e = ltt_tracefile_get_event(tfcs->parent.tf); | |
1480 | ep = ltt_event_position_new(); | |
1481 | ltt_event_position(e, ep); | |
1482 | *(value.v_pointer) = ep; | |
1483 | ||
1484 | guint nb_block, offset; | |
1485 | guint64 tsc; | |
1486 | LttTracefile *tf; | |
1487 | ltt_event_position_get(ep, &tf, &nb_block, &offset, &tsc); | |
1488 | g_info("Block %u offset %u tsc %" PRIu64 " time %lu.%lu", nb_block, | |
1489 | offset, tsc, tfcs->parent.timestamp.tv_sec, | |
1490 | tfcs->parent.timestamp.tv_nsec); | |
1491 | } | |
1492 | } | |
7a4bdb54 | 1493 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
1494 | |
1495 | /* save the cpu state */ | |
1496 | { | |
1497 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_CPUS_COUNT, | |
1498 | LTTV_UINT); | |
1499 | *(value.v_uint) = nb_cpus; | |
1500 | ||
1501 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_CPUS, | |
1502 | LTTV_POINTER); | |
1503 | *(value.v_pointer) = lttv_state_copy_cpu_states(self->cpu_states, nb_cpus); | |
1504 | } | |
1505 | ||
1506 | /* save the irq state */ | |
1507 | nb_irqs = self->name_tables->nb_irqs; | |
1508 | { | |
1509 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_IRQS, | |
1510 | LTTV_POINTER); | |
1511 | *(value.v_pointer) = lttv_state_copy_irq_states(self->irq_states, nb_irqs); | |
1512 | } | |
1513 | ||
1514 | /* save the soft irq state */ | |
1515 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
1516 | { | |
1517 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_SOFT_IRQS, | |
1518 | LTTV_POINTER); | |
1519 | *(value.v_pointer) = lttv_state_copy_soft_irq_states(self->soft_irq_states, nb_soft_irqs); | |
1520 | } | |
1521 | ||
1522 | /* save the trap state */ | |
1523 | nb_traps = self->name_tables->nb_traps; | |
1524 | { | |
1525 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_TRAPS, | |
1526 | LTTV_POINTER); | |
1527 | *(value.v_pointer) = lttv_state_copy_trap_states(self->trap_states, nb_traps); | |
1528 | } | |
1529 | ||
1530 | /* save the blkdev states */ | |
1531 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_BLKDEVS, | |
1532 | LTTV_POINTER); | |
1533 | *(value.v_pointer) = lttv_state_copy_blkdev_hashtable(self->bdev_states); | |
dc877563 | 1534 | } |
1535 | ||
7a4bdb54 | 1536 | void lttv_state_restore(LttvTraceState *self, LttvAttribute *container) |
dc877563 | 1537 | { |
7a4bdb54 | 1538 | guint i, pid, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps; |
90e19f82 | 1539 | guint *running_process; |
90e19f82 | 1540 | LttvAttributeType type; |
90e19f82 | 1541 | LttvAttributeValue value; |
dc877563 | 1542 | |
90e19f82 AM |
1543 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
1544 | &value); | |
1545 | g_assert(type == LTTV_POINTER); | |
1546 | lttv_state_free_process_table(self->processes); | |
1547 | self->processes = lttv_state_copy_process_table(*(value.v_pointer)); | |
308711e5 | 1548 | |
90e19f82 | 1549 | /* Add the currently running processes array */ |
7a4bdb54 | 1550 | nb_cpus = lttv_trace_get_num_cpu(self->trace); |
90e19f82 AM |
1551 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RUNNING_PROCESS, |
1552 | &value); | |
1553 | g_assert(type == LTTV_POINTER); | |
1554 | running_process = *(value.v_pointer); | |
1555 | for(i=0;i<nb_cpus;i++) { | |
1556 | pid = running_process[i]; | |
1557 | self->running_process[i] = lttv_state_find_process(self, i, pid); | |
1558 | g_assert(self->running_process[i] != NULL); | |
1559 | } | |
348c6ba8 | 1560 | |
7a4bdb54 | 1561 | //nb_tracefile = self->parent.tracefiles->len; |
308711e5 | 1562 | |
90e19f82 AM |
1563 | //g_tree_destroy(tsc->pqueue); |
1564 | //tsc->pqueue = g_tree_new(compare_tracefile); | |
fbfbd4db | 1565 | |
90e19f82 AM |
1566 | /* restore cpu resource states */ |
1567 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS, &value); | |
1568 | g_assert(type == LTTV_POINTER); | |
1569 | lttv_state_free_cpu_states(self->cpu_states, nb_cpus); | |
1570 | self->cpu_states = lttv_state_copy_cpu_states(*(value.v_pointer), nb_cpus); | |
e7f5e89d | 1571 | |
90e19f82 AM |
1572 | /* restore irq resource states */ |
1573 | nb_irqs = self->name_tables->nb_irqs; | |
1574 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_IRQS, &value); | |
1575 | g_assert(type == LTTV_POINTER); | |
1576 | lttv_state_free_irq_states(self->irq_states, nb_irqs); | |
1577 | self->irq_states = lttv_state_copy_irq_states(*(value.v_pointer), nb_irqs); | |
fc6a87b2 | 1578 | |
90e19f82 AM |
1579 | /* restore soft irq resource states */ |
1580 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
1581 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_SOFT_IRQS, &value); | |
1582 | g_assert(type == LTTV_POINTER); | |
1583 | lttv_state_free_soft_irq_states(self->soft_irq_states, nb_soft_irqs); | |
1584 | self->soft_irq_states = lttv_state_copy_soft_irq_states(*(value.v_pointer), nb_soft_irqs); | |
0305fe77 | 1585 | |
90e19f82 AM |
1586 | /* restore trap resource states */ |
1587 | nb_traps = self->name_tables->nb_traps; | |
1588 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_TRAPS, &value); | |
1589 | g_assert(type == LTTV_POINTER); | |
1590 | lttv_state_free_trap_states(self->trap_states, nb_traps); | |
1591 | self->trap_states = lttv_state_copy_trap_states(*(value.v_pointer), nb_traps); | |
38726a78 | 1592 | |
90e19f82 AM |
1593 | /* restore the blkdev states */ |
1594 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_BLKDEVS, &value); | |
1595 | g_assert(type == LTTV_POINTER); | |
1596 | lttv_state_free_blkdev_hashtable(self->bdev_states); | |
1597 | self->bdev_states = lttv_state_copy_blkdev_hashtable(*(value.v_pointer)); | |
1598 | ||
7a4bdb54 | 1599 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1600 | for(i = 0 ; i < nb_tracefile ; i++) { |
1601 | tfcs = | |
1602 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
1603 | LttvTracefileContext*, i)); | |
1604 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named); | |
1605 | g_assert(type == LTTV_GOBJECT); | |
1606 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); | |
348c6ba8 | 1607 | #if 0 |
90e19f82 AM |
1608 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_PROCESS, |
1609 | &value); | |
1610 | g_assert(type == LTTV_UINT); | |
1611 | pid = *(value.v_uint); | |
1612 | tfcs->process = lttv_state_find_process_or_create(tfcs, pid); | |
348c6ba8 | 1613 | #endif //0 |
90e19f82 AM |
1614 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
1615 | &value); | |
1616 | g_assert(type == LTTV_POINTER); | |
1617 | //g_assert(*(value.v_pointer) != NULL); | |
1618 | ep = *(value.v_pointer); | |
1619 | g_assert(tfcs->parent.t_context != NULL); | |
1620 | ||
1621 | tfcs->cpu_state = &self->cpu_states[tfcs->cpu]; | |
1622 | ||
1623 | LttvTracefileContext *tfc = LTTV_TRACEFILE_CONTEXT(tfcs); | |
1624 | g_tree_remove(tsc->pqueue, tfc); | |
1625 | ||
1626 | if(ep != NULL) { | |
1627 | retval= ltt_tracefile_seek_position(tfc->tf, ep); | |
1628 | g_assert_cmpint(retval, ==, 0); | |
1629 | tfc->timestamp = ltt_event_time(ltt_tracefile_get_event(tfc->tf)); | |
1630 | g_assert_cmpint(ltt_time_compare(tfc->timestamp, ltt_time_infinite), | |
1631 | !=, 0); | |
1632 | g_tree_insert(tsc->pqueue, tfc, tfc); | |
1633 | g_info("Restoring state for a tf at time %lu.%lu", | |
1634 | tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec); | |
1635 | } else { | |
1636 | tfc->timestamp = ltt_time_infinite; | |
1637 | } | |
1638 | } | |
7a4bdb54 | 1639 | #endif /* BABEL_CLEANUP */ |
dc877563 | 1640 | } |
1641 | ||
7a4bdb54 YB |
1642 | /* |
1643 | * Note: the position must be explicitely set on the entire traceset to | |
1644 | * match the trace states. | |
1645 | */ | |
1646 | LttvTracesetPosition *lttv_trace_state_get_position(LttvAttribute *container) | |
dc877563 | 1647 | { |
7a4bdb54 YB |
1648 | LttvAttributeType type; |
1649 | LttvAttributeValue value; | |
dc877563 | 1650 | |
7a4bdb54 YB |
1651 | type = lttv_attribute_get_by_name(container, LTTV_STATE_POSITION, &value); |
1652 | g_assert(type == LTTV_POINTER); | |
1653 | return *(value.v_pointer); | |
1654 | } | |
dc877563 | 1655 | |
7a4bdb54 YB |
1656 | void lttv_state_saved_free(LttvTraceState *self, LttvAttribute *container) |
1657 | { | |
1658 | guint nb_cpus, nb_irqs, nb_soft_irqs; | |
90e19f82 | 1659 | guint *running_process; |
90e19f82 | 1660 | LttvAttributeType type; |
90e19f82 | 1661 | LttvAttributeValue value; |
dc877563 | 1662 | |
90e19f82 AM |
1663 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
1664 | &value); | |
1665 | g_assert(type == LTTV_POINTER); | |
1666 | lttv_state_free_process_table(*(value.v_pointer)); | |
1667 | *(value.v_pointer) = NULL; | |
1668 | lttv_attribute_remove_by_name(container, LTTV_STATE_PROCESSES); | |
308711e5 | 1669 | |
90e19f82 AM |
1670 | /* Free running processes array */ |
1671 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RUNNING_PROCESS, | |
1672 | &value); | |
1673 | g_assert(type == LTTV_POINTER); | |
1674 | running_process = *(value.v_pointer); | |
1675 | g_free(running_process); | |
348c6ba8 | 1676 | |
58b4e4ae | 1677 | /* free cpu resources */ |
90e19f82 AM |
1678 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS_COUNT, &value); |
1679 | g_assert(type == LTTV_UINT); | |
1680 | nb_cpus = *value.v_uint; | |
1681 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS, &value); | |
1682 | g_assert(type == LTTV_POINTER); | |
1683 | lttv_state_free_cpu_states(*(value.v_pointer), nb_cpus); | |
bfe9b131 | 1684 | |
90e19f82 AM |
1685 | /* free irq resource states */ |
1686 | nb_irqs = self->name_tables->nb_irqs; | |
1687 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_IRQS, &value); | |
1688 | g_assert(type == LTTV_POINTER); | |
1689 | lttv_state_free_irq_states(*(value.v_pointer), nb_irqs); | |
bfe9b131 | 1690 | |
90e19f82 AM |
1691 | /* free softirq resource states */ |
1692 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
1693 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_SOFT_IRQS, &value); | |
1694 | g_assert(type == LTTV_POINTER); | |
1695 | lttv_state_free_soft_irq_states(*(value.v_pointer), nb_soft_irqs); | |
227c6dfc | 1696 | |
90e19f82 AM |
1697 | /* free the blkdev states */ |
1698 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_BLKDEVS, &value); | |
1699 | g_assert(type == LTTV_POINTER); | |
1700 | lttv_state_free_blkdev_hashtable(*(value.v_pointer)); | |
bfe9b131 | 1701 | |
7a4bdb54 YB |
1702 | /* remove the position */ |
1703 | type = lttv_attribute_get_by_name(container, LTTV_STATE_POSITION, &value); | |
1704 | g_assert(type == LTTV_POINTER); | |
1705 | lttv_traceset_destroy_position(*(value.v_pointer)); | |
1706 | ||
1707 | #ifdef BABEL_CLEANUP | |
90e19f82 | 1708 | nb_tracefile = self->parent.tracefiles->len; |
308711e5 | 1709 | |
90e19f82 | 1710 | for(i = 0 ; i < nb_tracefile ; i++) { |
e865422c | 1711 | |
90e19f82 AM |
1712 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named); |
1713 | g_assert(type == LTTV_GOBJECT); | |
1714 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); | |
308711e5 | 1715 | |
90e19f82 AM |
1716 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
1717 | &value); | |
1718 | g_assert(type == LTTV_POINTER); | |
1719 | if(*(value.v_pointer) != NULL) g_free(*(value.v_pointer)); | |
1720 | } | |
1721 | g_object_unref(G_OBJECT(tracefiles_tree)); | |
7a4bdb54 | 1722 | #endif /* BABEL_CLEANUP */ |
dc877563 | 1723 | } |
1724 | ||
1725 | ||
f95bc830 | 1726 | static void free_saved_state(LttvTraceState *self) |
1727 | { | |
90e19f82 | 1728 | guint i, nb; |
90e19f82 | 1729 | LttvAttributeType type; |
90e19f82 | 1730 | LttvAttributeValue value; |
90e19f82 | 1731 | LttvAttributeName name; |
90e19f82 | 1732 | gboolean is_named; |
90e19f82 | 1733 | LttvAttribute *saved_states; |
f95bc830 | 1734 | |
7a4bdb54 | 1735 | saved_states = lttv_attribute_find_subdir(lttv_trace_attribute(self->trace), |
90e19f82 | 1736 | LTTV_STATE_SAVED_STATES); |
f95bc830 | 1737 | |
90e19f82 AM |
1738 | nb = lttv_attribute_get_number(saved_states); |
1739 | for(i = 0 ; i < nb ; i++) { | |
1740 | type = lttv_attribute_get(saved_states, i, &name, &value, &is_named); | |
1741 | g_assert(type == LTTV_GOBJECT); | |
7a4bdb54 | 1742 | lttv_state_saved_free(self, *((LttvAttribute **)value.v_gobject)); |
90e19f82 | 1743 | } |
f95bc830 | 1744 | |
7a4bdb54 YB |
1745 | lttv_attribute_remove_by_name(lttv_trace_attribute(self->trace), |
1746 | LTTV_STATE_SAVED_STATES); | |
f95bc830 | 1747 | } |
1748 | ||
1749 | ||
7a4bdb54 | 1750 | static void create_max_time(LttvTraceState *trace_state) |
f95bc830 | 1751 | { |
90e19f82 | 1752 | LttvAttributeValue v; |
f95bc830 | 1753 | |
7a4bdb54 YB |
1754 | lttv_attribute_find(lttv_trace_attribute(trace_state->trace), |
1755 | LTTV_STATE_SAVED_STATES_TIME, | |
90e19f82 AM |
1756 | LTTV_POINTER, &v); |
1757 | g_assert(*(v.v_pointer) == NULL); | |
1758 | *(v.v_pointer) = g_new(LttTime,1); | |
1759 | *((LttTime *)*(v.v_pointer)) = ltt_time_zero; | |
f95bc830 | 1760 | } |
1761 | ||
1762 | ||
7a4bdb54 | 1763 | static void get_max_time(LttvTraceState *trace_state) |
f95bc830 | 1764 | { |
90e19f82 | 1765 | LttvAttributeValue v; |
f95bc830 | 1766 | |
7a4bdb54 YB |
1767 | lttv_attribute_find(lttv_trace_attribute(trace_state->trace), |
1768 | LTTV_STATE_SAVED_STATES_TIME, | |
90e19f82 AM |
1769 | LTTV_POINTER, &v); |
1770 | g_assert(*(v.v_pointer) != NULL); | |
7a4bdb54 | 1771 | trace_state->max_time_state_recomputed_in_seek = (LttTime *)*(v.v_pointer); |
f95bc830 | 1772 | } |
1773 | ||
1774 | ||
7a4bdb54 | 1775 | static void free_max_time(LttvTraceState *trace_state) |
f95bc830 | 1776 | { |
90e19f82 | 1777 | LttvAttributeValue v; |
f95bc830 | 1778 | |
7a4bdb54 YB |
1779 | lttv_attribute_find(lttv_trace_attribute(trace_state->trace), |
1780 | LTTV_STATE_SAVED_STATES_TIME, | |
90e19f82 AM |
1781 | LTTV_POINTER, &v); |
1782 | g_free(*(v.v_pointer)); | |
1783 | *(v.v_pointer) = NULL; | |
f95bc830 | 1784 | } |
1785 | ||
90e19f82 | 1786 | static void create_name_tables(LttvTraceState *tcs) |
b445142a | 1787 | { |
90e19f82 AM |
1788 | int i; |
1789 | ||
1790 | GString *fe_name = g_string_new(""); | |
dc877563 | 1791 | |
90e19f82 | 1792 | LttvNameTables *name_tables = g_new(LttvNameTables, 1); |
b445142a | 1793 | |
90e19f82 | 1794 | LttvAttributeValue v; |
f95bc830 | 1795 | |
7a4bdb54 | 1796 | // GArray *hooks; |
f95bc830 | 1797 | |
7a4bdb54 | 1798 | lttv_attribute_find(lttv_trace_attribute(tcs->trace), LTTV_STATE_NAME_TABLES, |
90e19f82 AM |
1799 | LTTV_POINTER, &v); |
1800 | g_assert(*(v.v_pointer) == NULL); | |
1801 | *(v.v_pointer) = name_tables; | |
6418800d | 1802 | |
7a4bdb54 | 1803 | #ifdef BABEL_CLEANUP |
90e19f82 | 1804 | hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 1); |
e1de4b54 | 1805 | |
90e19f82 AM |
1806 | if(!lttv_trace_find_hook(tcs->parent.t, |
1807 | LTT_CHANNEL_KERNEL, | |
1808 | LTT_EVENT_SYSCALL_ENTRY, | |
1809 | FIELD_ARRAY(LTT_FIELD_SYSCALL_ID), | |
1810 | NULL, NULL, &hooks)) { | |
6418800d | 1811 | |
90e19f82 | 1812 | // th = lttv_trace_hook_get_first(&th); |
8979f265 | 1813 | // |
90e19f82 AM |
1814 | // t = ltt_field_type(lttv_trace_get_hook_field(th, 0)); |
1815 | // nb = ltt_type_element_number(t); | |
8979f265 | 1816 | // |
90e19f82 AM |
1817 | // name_tables->syscall_names = g_new(GQuark, nb); |
1818 | // name_tables->nb_syscalls = nb; | |
8979f265 | 1819 | // |
90e19f82 AM |
1820 | // for(i = 0 ; i < nb ; i++) { |
1821 | // name_tables->syscall_names[i] = ltt_enum_string_get(t, i); | |
1822 | // if(!name_tables->syscall_names[i]) { | |
1823 | // GString *string = g_string_new(""); | |
1824 | // g_string_printf(string, "syscall %u", i); | |
1825 | // name_tables->syscall_names[i] = g_quark_from_string(string->str); | |
1826 | // g_string_free(string, TRUE); | |
1827 | // } | |
1828 | // } | |
7a4bdb54 | 1829 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 1830 | |
df6c9904 MD |
1831 | name_tables->nb_syscalls = PREALLOC_NB_SYSCALLS; |
1832 | name_tables->syscall_names = g_new(GQuark, name_tables->nb_syscalls); | |
1833 | for(i = 0 ; i < name_tables->nb_syscalls; i++) { | |
90e19f82 AM |
1834 | g_string_printf(fe_name, "syscall %d", i); |
1835 | name_tables->syscall_names[i] = g_quark_from_string(fe_name->str); | |
1836 | } | |
7a4bdb54 | 1837 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1838 | } else { |
1839 | name_tables->syscall_names = NULL; | |
1840 | name_tables->nb_syscalls = 0; | |
1841 | } | |
1842 | lttv_trace_hook_remove_all(&hooks); | |
7a4bdb54 | 1843 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 1844 | |
7a4bdb54 | 1845 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1846 | if(!lttv_trace_find_hook(tcs->parent.t, |
1847 | LTT_CHANNEL_KERNEL, | |
1848 | LTT_EVENT_TRAP_ENTRY, | |
1849 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
1850 | NULL, NULL, &hooks) || | |
1851 | !lttv_trace_find_hook(tcs->parent.t, | |
1852 | LTT_CHANNEL_KERNEL, | |
1853 | LTT_EVENT_PAGE_FAULT_ENTRY, | |
1854 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
1855 | NULL, NULL, &hooks)) { | |
1856 | ||
1857 | // th = lttv_trace_hook_get_first(&th); | |
1858 | // | |
1859 | // t = ltt_field_type(lttv_trace_get_hook_field(th, 0)); | |
1860 | // //nb = ltt_type_element_number(t); | |
1861 | // | |
1862 | // name_tables->trap_names = g_new(GQuark, nb); | |
1863 | // for(i = 0 ; i < nb ; i++) { | |
1864 | // name_tables->trap_names[i] = g_quark_from_string( | |
1865 | // ltt_enum_string_get(t, i)); | |
1866 | // } | |
1867 | ||
7a4bdb54 | 1868 | #endif /* BABEL_CLEANUP */ |
df6c9904 MD |
1869 | name_tables->nb_traps = PREALLOC_NB_TRAPS; |
1870 | name_tables->trap_names = g_new(GQuark, name_tables->nb_traps); | |
1871 | for(i = 0 ; i < name_tables->nb_traps; i++) { | |
90e19f82 AM |
1872 | g_string_printf(fe_name, "trap %d", i); |
1873 | name_tables->trap_names[i] = g_quark_from_string(fe_name->str); | |
1874 | } | |
7a4bdb54 | 1875 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1876 | } else { |
1877 | name_tables->trap_names = NULL; | |
1878 | name_tables->nb_traps = 0; | |
1879 | } | |
1880 | lttv_trace_hook_remove_all(&hooks); | |
7a4bdb54 | 1881 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 1882 | |
7a4bdb54 | 1883 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1884 | if(!lttv_trace_find_hook(tcs->parent.t, |
1885 | LTT_CHANNEL_KERNEL, | |
1886 | LTT_EVENT_IRQ_ENTRY, | |
1887 | FIELD_ARRAY(LTT_FIELD_IRQ_ID), | |
1888 | NULL, NULL, &hooks)) { | |
1889 | ||
1890 | /* | |
1891 | name_tables->irq_names = g_new(GQuark, nb); | |
1892 | for(i = 0 ; i < nb ; i++) { | |
1893 | name_tables->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); | |
1894 | } | |
1895 | */ | |
1896 | /* FIXME: LttvIRQState *irq_states should become a g_array */ | |
90e19f82 | 1897 | |
7a4bdb54 | 1898 | #endif /* BABEL_CLEANUP */ |
df6c9904 MD |
1899 | name_tables->nb_irqs = PREALLOC_NB_IRQS; |
1900 | name_tables->irq_names = g_new(GQuark, name_tables->nb_irqs); | |
1901 | for(i = 0 ; i < name_tables->nb_irqs; i++) { | |
90e19f82 AM |
1902 | g_string_printf(fe_name, "irq %d", i); |
1903 | name_tables->irq_names[i] = g_quark_from_string(fe_name->str); | |
1904 | } | |
7a4bdb54 | 1905 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1906 | } else { |
1907 | name_tables->nb_irqs = 0; | |
1908 | name_tables->irq_names = NULL; | |
1909 | } | |
1910 | lttv_trace_hook_remove_all(&hooks); | |
7a4bdb54 | 1911 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
1912 | /* |
1913 | name_tables->soft_irq_names = g_new(GQuark, nb); | |
1914 | for(i = 0 ; i < nb ; i++) { | |
1915 | name_tables->soft_irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); | |
1916 | } | |
1917 | */ | |
1918 | ||
df6c9904 | 1919 | name_tables->nb_soft_irqs = PREALLOC_NB_SOFT_IRQS; |
90e19f82 AM |
1920 | name_tables->soft_irq_names = g_new(GQuark, name_tables->nb_soft_irqs); |
1921 | for(i = 0 ; i < name_tables->nb_soft_irqs ; i++) { | |
1922 | g_string_printf(fe_name, "softirq %d", i); | |
1923 | name_tables->soft_irq_names[i] = g_quark_from_string(fe_name->str); | |
1924 | } | |
7a4bdb54 | 1925 | // g_array_free(hooks, TRUE); |
90e19f82 AM |
1926 | |
1927 | g_string_free(fe_name, TRUE); | |
2d0d580c | 1928 | |
e9a5b514 | 1929 | #if (__WORDSIZE == 32) |
90e19f82 AM |
1930 | name_tables->kprobe_hash = g_hash_table_new_full(guint64_hash, guint64_equal, |
1931 | g_free, NULL); | |
9ee1ff6a | 1932 | #else |
90e19f82 | 1933 | name_tables->kprobe_hash = g_hash_table_new(g_direct_hash, g_direct_equal); |
9ee1ff6a | 1934 | #endif |
b445142a | 1935 | } |
1936 | ||
1937 | ||
90e19f82 | 1938 | static void get_name_tables(LttvTraceState *tcs) |
f95bc830 | 1939 | { |
90e19f82 | 1940 | LttvAttributeValue v; |
f95bc830 | 1941 | |
7a4bdb54 | 1942 | lttv_attribute_find(lttv_trace_attribute(tcs->trace), LTTV_STATE_NAME_TABLES, |
90e19f82 AM |
1943 | LTTV_POINTER, &v); |
1944 | g_assert(*(v.v_pointer) != NULL); | |
1945 | tcs->name_tables = (LttvNameTables *)*(v.v_pointer); | |
f95bc830 | 1946 | } |
1947 | ||
1948 | ||
90e19f82 | 1949 | static void free_name_tables(LttvTraceState *tcs) |
b445142a | 1950 | { |
90e19f82 | 1951 | LttvNameTables *name_tables; |
f95bc830 | 1952 | |
90e19f82 | 1953 | LttvAttributeValue v; |
f95bc830 | 1954 | |
7a4bdb54 | 1955 | lttv_attribute_find(lttv_trace_attribute(tcs->trace), LTTV_STATE_NAME_TABLES, |
90e19f82 AM |
1956 | LTTV_POINTER, &v); |
1957 | name_tables = (LttvNameTables *)*(v.v_pointer); | |
1958 | *(v.v_pointer) = NULL; | |
f95bc830 | 1959 | |
eed2ef37 | 1960 | // g_free(name_tables->eventtype_names); |
90e19f82 AM |
1961 | if(name_tables->syscall_names) g_free(name_tables->syscall_names); |
1962 | if(name_tables->trap_names) g_free(name_tables->trap_names); | |
1963 | if(name_tables->irq_names) g_free(name_tables->irq_names); | |
1964 | if(name_tables->soft_irq_names) g_free(name_tables->soft_irq_names); | |
1965 | g_hash_table_destroy(name_tables->kprobe_hash); | |
1966 | g_free(name_tables); | |
b445142a | 1967 | } |
dc877563 | 1968 | |
15b3d537 | 1969 | #ifdef HASH_TABLE_DEBUG |
1970 | ||
1971 | static void test_process(gpointer key, gpointer value, gpointer user_data) | |
1972 | { | |
90e19f82 AM |
1973 | LttvProcessState *process = (LttvProcessState *)value; |
1974 | ||
1975 | /* Test for process corruption */ | |
1976 | guint stack_len = process->execution_stack->len; | |
15b3d537 | 1977 | } |
1978 | ||
1979 | static void hash_table_check(GHashTable *table) | |
1980 | { | |
90e19f82 | 1981 | g_hash_table_foreach(table, test_process, NULL); |
15b3d537 | 1982 | } |
1983 | ||
1984 | ||
1985 | #endif | |
1986 | ||
d3d99fde | 1987 | /* clears the stack and sets the state passed as argument */ |
1988 | static void cpu_set_base_mode(LttvCPUState *cpust, LttvCPUMode state) | |
1989 | { | |
90e19f82 AM |
1990 | g_array_set_size(cpust->mode_stack, 1); |
1991 | ((GQuark *)cpust->mode_stack->data)[0] = state; | |
d3d99fde | 1992 | } |
1993 | ||
1994 | static void cpu_push_mode(LttvCPUState *cpust, LttvCPUMode state) | |
1995 | { | |
90e19f82 AM |
1996 | g_array_set_size(cpust->mode_stack, cpust->mode_stack->len + 1); |
1997 | ((GQuark *)cpust->mode_stack->data)[cpust->mode_stack->len - 1] = state; | |
d3d99fde | 1998 | } |
1999 | ||
2000 | static void cpu_pop_mode(LttvCPUState *cpust) | |
2001 | { | |
90e19f82 AM |
2002 | if(cpust->mode_stack->len <= 1) |
2003 | cpu_set_base_mode(cpust, LTTV_CPU_UNKNOWN); | |
2004 | else | |
2005 | g_array_set_size(cpust->mode_stack, cpust->mode_stack->len - 1); | |
d3d99fde | 2006 | } |
15b3d537 | 2007 | |
5e563da0 | 2008 | /* clears the stack and sets the state passed as argument */ |
27811799 | 2009 | static void bdev_set_base_mode(LttvBdevState *bdevst, LttvBdevMode state) |
2010 | { | |
90e19f82 AM |
2011 | g_array_set_size(bdevst->mode_stack, 1); |
2012 | ((GQuark *)bdevst->mode_stack->data)[0] = state; | |
27811799 | 2013 | } |
2014 | ||
2015 | static void bdev_push_mode(LttvBdevState *bdevst, LttvBdevMode state) | |
2016 | { | |
90e19f82 AM |
2017 | g_array_set_size(bdevst->mode_stack, bdevst->mode_stack->len + 1); |
2018 | ((GQuark *)bdevst->mode_stack->data)[bdevst->mode_stack->len - 1] = state; | |
27811799 | 2019 | } |
2020 | ||
2021 | static void bdev_pop_mode(LttvBdevState *bdevst) | |
2022 | { | |
90e19f82 AM |
2023 | if(bdevst->mode_stack->len <= 1) |
2024 | bdev_set_base_mode(bdevst, LTTV_BDEV_UNKNOWN); | |
2025 | else | |
2026 | g_array_set_size(bdevst->mode_stack, bdevst->mode_stack->len - 1); | |
27811799 | 2027 | } |
2028 | ||
5e563da0 | 2029 | static void irq_set_base_mode(LttvIRQState *irqst, LttvIRQMode state) |
2030 | { | |
90e19f82 AM |
2031 | g_array_set_size(irqst->mode_stack, 1); |
2032 | ((GQuark *)irqst->mode_stack->data)[0] = state; | |
5e563da0 | 2033 | } |
2034 | ||
2035 | static void irq_push_mode(LttvIRQState *irqst, LttvIRQMode state) | |
2036 | { | |
90e19f82 AM |
2037 | g_array_set_size(irqst->mode_stack, irqst->mode_stack->len + 1); |
2038 | ((GQuark *)irqst->mode_stack->data)[irqst->mode_stack->len - 1] = state; | |
5e563da0 | 2039 | } |
2040 | ||
2041 | static void irq_pop_mode(LttvIRQState *irqst) | |
2042 | { | |
90e19f82 AM |
2043 | if(irqst->mode_stack->len <= 1) |
2044 | irq_set_base_mode(irqst, LTTV_IRQ_UNKNOWN); | |
2045 | else | |
2046 | g_array_set_size(irqst->mode_stack, irqst->mode_stack->len - 1); | |
5e563da0 | 2047 | } |
2048 | ||
7a4bdb54 YB |
2049 | static void push_state(LttvEvent *event, |
2050 | LttvTraceState *ts, LttvExecutionMode t, | |
90e19f82 | 2051 | guint state_id) |
dc877563 | 2052 | { |
90e19f82 | 2053 | LttvExecutionState *es; |
7a4bdb54 | 2054 | gint cpu; |
90e19f82 | 2055 | |
7a4bdb54 YB |
2056 | cpu = lttv_traceset_get_cpuid_from_event(event); |
2057 | g_assert(cpu >= 0); | |
15b3d537 | 2058 | |
2059 | #ifdef HASH_TABLE_DEBUG | |
90e19f82 | 2060 | hash_table_check(ts->processes); |
15b3d537 | 2061 | #endif |
90e19f82 | 2062 | LttvProcessState *process = ts->running_process[cpu]; |
dc877563 | 2063 | |
90e19f82 | 2064 | guint depth = process->execution_stack->len; |
dc877563 | 2065 | |
90e19f82 AM |
2066 | process->execution_stack = |
2067 | g_array_set_size(process->execution_stack, depth + 1); | |
2068 | /* Keep in sync */ | |
2069 | process->state = | |
2070 | &g_array_index(process->execution_stack, LttvExecutionState, depth - 1); | |
2071 | ||
2072 | es = &g_array_index(process->execution_stack, LttvExecutionState, depth); | |
2073 | es->t = t; | |
2074 | es->n = state_id; | |
7a4bdb54 | 2075 | es->entry = es->change = lttv_event_get_timestamp(event); |
90e19f82 AM |
2076 | es->cum_cpu_time = ltt_time_zero; |
2077 | es->s = process->state->s; | |
2078 | process->state = es; | |
dc877563 | 2079 | } |
2080 | ||
b49e54b4 | 2081 | /* pop state |
2082 | * return 1 when empty, else 0 */ | |
90e19f82 | 2083 | int |
7a4bdb54 | 2084 | lttv_state_pop_state_cleanup(LttvProcessState *process, LttvEvent *event) |
b49e54b4 | 2085 | { |
90e19f82 | 2086 | guint depth = process->execution_stack->len; |
b49e54b4 | 2087 | |
90e19f82 AM |
2088 | if(depth == 1){ |
2089 | return 1; | |
2090 | } | |
b49e54b4 | 2091 | |
90e19f82 AM |
2092 | process->execution_stack = |
2093 | g_array_set_size(process->execution_stack, depth - 1); | |
2094 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, | |
2095 | depth - 2); | |
7a4bdb54 | 2096 | process->state->change = lttv_event_get_timestamp(event); |
90e19f82 AM |
2097 | |
2098 | return 0; | |
b49e54b4 | 2099 | } |
dc877563 | 2100 | |
7a4bdb54 YB |
2101 | static void pop_state(LttvEvent *event, |
2102 | LttvTraceState *ts, LttvExecutionMode t) | |
dc877563 | 2103 | { |
7a4bdb54 YB |
2104 | LttvProcessState *process; |
2105 | gint cpu; | |
2106 | ||
2107 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2108 | g_assert(cpu >= 0); | |
2109 | process = ts->running_process[cpu]; | |
90e19f82 AM |
2110 | |
2111 | guint depth = process->execution_stack->len; | |
2112 | ||
2113 | if(process->state->t != t){ | |
7a4bdb54 YB |
2114 | g_info("Different execution mode type: ignore it\n" |
2115 | ); | |
2116 | ||
90e19f82 AM |
2117 | g_info("process state has %s when pop_int is %s\n", |
2118 | g_quark_to_string(process->state->t), | |
2119 | g_quark_to_string(t)); | |
beed0826 | 2120 | g_info("{ %u, %u, %s, %s }\n", |
90e19f82 AM |
2121 | process->pid, |
2122 | process->ppid, | |
2123 | g_quark_to_string(process->name), | |
90e19f82 AM |
2124 | g_quark_to_string(process->state->s)); |
2125 | return; | |
2126 | } | |
2127 | ||
2128 | if(depth == 1){ | |
7a4bdb54 YB |
2129 | //TODO ybrosseau readd debug |
2130 | //g_info("Trying to pop last state on stack (%lu.%09lu): ignore it\n", | |
2131 | // tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); | |
2132 | g_info("Trying to pop last state on stack: ignore it\n"); | |
90e19f82 AM |
2133 | return; |
2134 | } | |
2135 | ||
2136 | process->execution_stack = | |
2137 | g_array_set_size(process->execution_stack, depth - 1); | |
aedb80c1 | 2138 | |
90e19f82 AM |
2139 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, |
2140 | depth - 2); | |
7a4bdb54 | 2141 | process->state->change = lttv_event_get_timestamp(event); |
aedb80c1 YB |
2142 | |
2143 | if((process->state->t == LTTV_STATE_MODE_UNKNOWN) && (t == LTTV_STATE_SYSCALL)) { | |
2144 | //Force state at running | |
2145 | process->state->t = LTTV_STATE_USER_MODE; | |
2146 | process->state->s = LTTV_STATE_RUN; | |
2147 | } | |
dc877563 | 2148 | } |
2149 | ||
6806b3c6 | 2150 | struct search_result { |
90e19f82 AM |
2151 | const LttTime *time; /* Requested time */ |
2152 | LttTime *best; /* Best result */ | |
6806b3c6 | 2153 | }; |
2154 | ||
8c108c1c | 2155 | /* Return a new and initialized LttvProcessState structure */ |
dc877563 | 2156 | |
90e19f82 AM |
2157 | LttvProcessState *lttv_state_create_process(LttvTraceState *tcs, |
2158 | LttvProcessState *parent, guint cpu, guint pid, | |
2159 | guint tgid, GQuark name, const LttTime *timestamp) | |
2160 | { | |
2161 | LttvProcessState *process = g_new(LttvProcessState, 1); | |
2162 | ||
2163 | LttvExecutionState *es; | |
2164 | ||
2165 | char buffer[128]; | |
2166 | ||
2167 | process->pid = pid; | |
2168 | process->tgid = tgid; | |
2169 | process->cpu = cpu; | |
2170 | process->name = name; | |
90e19f82 AM |
2171 | //process->last_cpu = tfs->cpu_name; |
2172 | //process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfs)->tf); | |
2173 | process->type = LTTV_STATE_USER_THREAD; | |
90e19f82 AM |
2174 | |
2175 | g_info("Process %u, core %p", process->pid, process); | |
2176 | g_hash_table_insert(tcs->processes, process, process); | |
2177 | ||
2178 | if(parent) { | |
2179 | process->ppid = parent->pid; | |
2180 | process->creation_time = *timestamp; | |
2181 | } | |
2182 | ||
2183 | /* No parent. This process exists but we are missing all information about | |
2184 | its creation. The birth time is set to zero but we remember the time of | |
2185 | insertion */ | |
2186 | ||
2187 | else { | |
2188 | process->ppid = 0; | |
2189 | process->creation_time = ltt_time_zero; | |
2190 | } | |
2191 | ||
2192 | process->insertion_time = *timestamp; | |
2193 | sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, | |
2194 | process->creation_time.tv_nsec); | |
2195 | process->pid_time = g_quark_from_string(buffer); | |
2196 | process->cpu = cpu; | |
2197 | process->free_events = 0; | |
2198 | //process->last_cpu = tfs->cpu_name; | |
2199 | //process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfs)->tf); | |
2200 | process->execution_stack = g_array_sized_new(FALSE, FALSE, | |
2201 | sizeof(LttvExecutionState), PREALLOCATED_EXECUTION_STACK); | |
2202 | process->execution_stack = g_array_set_size(process->execution_stack, 2); | |
2203 | es = process->state = &g_array_index(process->execution_stack, | |
2204 | LttvExecutionState, 0); | |
2205 | es->t = LTTV_STATE_USER_MODE; | |
2206 | es->n = LTTV_STATE_SUBMODE_NONE; | |
2207 | es->entry = *timestamp; | |
2208 | //g_assert(timestamp->tv_sec != 0); | |
2209 | es->change = *timestamp; | |
2210 | es->cum_cpu_time = ltt_time_zero; | |
2211 | es->s = LTTV_STATE_RUN; | |
2212 | ||
2213 | es = process->state = &g_array_index(process->execution_stack, | |
2214 | LttvExecutionState, 1); | |
2215 | es->t = LTTV_STATE_SYSCALL; | |
2216 | es->n = LTTV_STATE_SUBMODE_NONE; | |
2217 | es->entry = *timestamp; | |
2218 | //g_assert(timestamp->tv_sec != 0); | |
2219 | es->change = *timestamp; | |
2220 | es->cum_cpu_time = ltt_time_zero; | |
2221 | es->s = LTTV_STATE_WAIT_FORK; | |
2222 | ||
2223 | /* Allocate an empty function call stack. If it's empty, use 0x0. */ | |
7a4bdb54 YB |
2224 | #ifdef BABEL_CLEANUP |
2225 | //process->user_stack = g_array_sized_new(FALSE, FALSE, | |
2226 | // sizeof(guint64), 0); | |
2227 | #endif | |
90e19f82 AM |
2228 | process->fds = g_hash_table_new(g_direct_hash, g_direct_equal); |
2229 | ||
2230 | return process; | |
dc877563 | 2231 | } |
2232 | ||
2a2fa4f0 | 2233 | LttvProcessState * |
90e19f82 AM |
2234 | lttv_state_find_process(LttvTraceState *ts, guint cpu, guint pid) |
2235 | { | |
2236 | LttvProcessState key; | |
2237 | LttvProcessState *process; | |
2238 | ||
2239 | key.pid = pid; | |
2240 | key.cpu = cpu; | |
2241 | process = g_hash_table_lookup(ts->processes, &key); | |
2242 | return process; | |
2243 | } | |
2244 | ||
2245 | LttvProcessState *lttv_state_find_process_or_create(LttvTraceState *ts, | |
2246 | guint cpu, guint pid, const LttTime *timestamp) | |
2247 | { | |
2248 | LttvProcessState *process = lttv_state_find_process(ts, cpu, pid); | |
2249 | LttvExecutionState *es; | |
2250 | ||
2251 | /* Put ltt_time_zero creation time for unexisting processes */ | |
2252 | if(unlikely(process == NULL)) { | |
2253 | process = lttv_state_create_process(ts, | |
2254 | NULL, cpu, pid, 0, LTTV_STATE_UNNAMED, timestamp); | |
2255 | /* We are not sure is it's a kernel thread or normal thread, put the | |
2256 | * bottom stack state to unknown */ | |
2257 | process->execution_stack = | |
2258 | g_array_set_size(process->execution_stack, 1); | |
2259 | process->state = es = | |
2260 | &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
2261 | es->t = LTTV_STATE_MODE_UNKNOWN; | |
2262 | es->s = LTTV_STATE_UNNAMED; | |
2263 | } | |
2264 | return process; | |
2a2fa4f0 | 2265 | } |
2266 | ||
41c7f803 | 2267 | /* FIXME : this function should be called when we receive an event telling that |
2268 | * release_task has been called in the kernel. In happens generally when | |
8c108c1c | 2269 | * the parent waits for its child termination, but may also happens in special |
41c7f803 | 2270 | * cases in the child's exit : when the parent ignores its children SIGCCHLD or |
2271 | * has the flag SA_NOCLDWAIT. It can also happen when the child is part | |
5567bd2b | 2272 | * of a killed thread group, but isn't the leader. |
41c7f803 | 2273 | */ |
7a4bdb54 | 2274 | static int exit_process(LttvEvent *event, LttvProcessState *process) |
dc877563 | 2275 | { |
7a4bdb54 | 2276 | LttvTraceState *ts = event->state; |
90e19f82 | 2277 | LttvProcessState key; |
ba576a78 | 2278 | |
90e19f82 AM |
2279 | /* Wait for both schedule with exit dead and process free to happen. |
2280 | * They can happen in any order. */ | |
2281 | if (++(process->free_events) < 2) | |
2282 | return 0; | |
2fe13145 | 2283 | |
90e19f82 AM |
2284 | key.pid = process->pid; |
2285 | key.cpu = process->cpu; | |
2286 | g_hash_table_remove(ts->processes, &key); | |
2287 | g_array_free(process->execution_stack, TRUE); | |
8c108c1c | 2288 | |
90e19f82 AM |
2289 | /* the following also clears the content */ |
2290 | g_hash_table_destroy(process->fds); | |
8c108c1c | 2291 | |
90e19f82 AM |
2292 | g_free(process); |
2293 | return 1; | |
dc877563 | 2294 | } |
2295 | ||
2296 | ||
b445142a | 2297 | static void free_process_state(gpointer key, gpointer value,gpointer user_data) |
dc877563 | 2298 | { |
90e19f82 | 2299 | g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); |
8c108c1c | 2300 | |
90e19f82 AM |
2301 | /* the following also clears the content */ |
2302 | g_hash_table_destroy(((LttvProcessState *)value)->fds); | |
8c108c1c | 2303 | |
90e19f82 | 2304 | g_free(value); |
dc877563 | 2305 | } |
2306 | ||
2307 | ||
308711e5 | 2308 | static void lttv_state_free_process_table(GHashTable *processes) |
dc877563 | 2309 | { |
90e19f82 AM |
2310 | g_hash_table_foreach(processes, free_process_state, NULL); |
2311 | g_hash_table_destroy(processes); | |
dc877563 | 2312 | } |
2313 | ||
2314 | ||
b445142a | 2315 | static gboolean syscall_entry(void *hook_data, void *call_data) |
dc877563 | 2316 | { |
7a4bdb54 YB |
2317 | LttvEvent *event; |
2318 | guint cpu; | |
2319 | LttvTraceState *ts; | |
2320 | LttvProcessState *process; | |
90e19f82 | 2321 | LttvExecutionSubmode submode; |
7a4bdb54 YB |
2322 | char syscall_name[200]; |
2323 | ||
2324 | event = (LttvEvent *) call_data; | |
2325 | if (strncmp(lttv_traceset_get_name_from_event(event), | |
2326 | "sys_", sizeof("sys_") - 1) != 0) | |
2327 | return FALSE; | |
b445142a | 2328 | |
7a4bdb54 YB |
2329 | strncpy(syscall_name,lttv_traceset_get_name_from_event(event)+4,200); |
2330 | ||
2331 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2332 | ts = event->state; | |
2333 | process = ts->running_process[cpu]; | |
2334 | ||
2335 | submode = g_quark_from_string(syscall_name); | |
90e19f82 AM |
2336 | /* There can be no system call from PID 0 : unknown state */ |
2337 | if(process->pid != 0) | |
7a4bdb54 | 2338 | push_state(event, ts, LTTV_STATE_SYSCALL, submode); |
90e19f82 | 2339 | return FALSE; |
dc877563 | 2340 | } |
2341 | ||
2342 | ||
b445142a | 2343 | static gboolean syscall_exit(void *hook_data, void *call_data) |
dc877563 | 2344 | { |
7a4bdb54 YB |
2345 | LttvEvent *event; |
2346 | guint cpu; | |
2347 | LttvTraceState *ts; | |
2348 | LttvProcessState *process; | |
2349 | ||
2350 | ||
2351 | event = (LttvEvent *) call_data; | |
2352 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2353 | "exit_syscall") != 0) | |
2354 | return FALSE; | |
2355 | ||
2356 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2357 | ts = event->state; | |
2358 | process = ts->running_process[cpu]; | |
dc877563 | 2359 | |
90e19f82 | 2360 | /* There can be no system call from PID 0 : unknown state */ |
7a4bdb54 YB |
2361 | if (process->pid != 0) |
2362 | pop_state(event, ts, LTTV_STATE_SYSCALL); | |
90e19f82 | 2363 | return FALSE; |
dc877563 | 2364 | } |
2365 | ||
7a4bdb54 | 2366 | #ifdef BABEL_CLEANUP |
b445142a | 2367 | static gboolean trap_entry(void *hook_data, void *call_data) |
dc877563 | 2368 | { |
90e19f82 AM |
2369 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2370 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
2371 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2372 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2373 | struct marker_field *f = lttv_trace_get_hook_field(th, 0); | |
2374 | LttvNameTables *nt = ((LttvTraceState *)(s->parent.t_context))->name_tables; | |
dc877563 | 2375 | |
90e19f82 | 2376 | LttvExecutionSubmode submode; |
b445142a | 2377 | |
90e19f82 | 2378 | guint64 trap = ltt_event_get_long_unsigned(e, f); |
5e96e7e3 | 2379 | |
90e19f82 | 2380 | expand_trap_table(ts, trap); |
b0e00636 | 2381 | |
90e19f82 | 2382 | submode = nt->trap_names[trap]; |
5e96e7e3 | 2383 | |
90e19f82 | 2384 | push_state(s, LTTV_STATE_TRAP, submode); |
d3d99fde | 2385 | |
90e19f82 AM |
2386 | /* update cpu status */ |
2387 | cpu_push_mode(s->cpu_state, LTTV_CPU_TRAP); | |
d3d99fde | 2388 | |
90e19f82 AM |
2389 | /* update trap status */ |
2390 | g_array_append_val(s->cpu_state->trap_stack, trap); | |
2391 | ts->trap_states[trap].running++; | |
a81d2a59 | 2392 | |
90e19f82 | 2393 | return FALSE; |
dc877563 | 2394 | } |
2395 | ||
b445142a | 2396 | static gboolean trap_exit(void *hook_data, void *call_data) |
dc877563 | 2397 | { |
90e19f82 AM |
2398 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2399 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
dc877563 | 2400 | |
90e19f82 | 2401 | pop_state(s, LTTV_STATE_TRAP); |
d3d99fde | 2402 | |
90e19f82 AM |
2403 | /* update cpu status */ |
2404 | cpu_pop_mode(s->cpu_state); | |
d3d99fde | 2405 | |
90e19f82 AM |
2406 | /* update trap status */ |
2407 | if (s->cpu_state->trap_stack->len > 0) { | |
2408 | gint last = g_array_index(s->cpu_state->trap_stack, gint, | |
2409 | s->cpu_state->trap_stack->len-1); | |
2410 | if(ts->trap_states[last].running) | |
2411 | ts->trap_states[last].running--; | |
2412 | g_array_remove_index(s->cpu_state->trap_stack, | |
2413 | s->cpu_state->trap_stack->len-1); | |
2414 | } | |
2415 | return FALSE; | |
dc877563 | 2416 | } |
7a4bdb54 | 2417 | #endif /* BABEL_CLEANUP */ |
dc877563 | 2418 | |
b445142a | 2419 | static gboolean irq_entry(void *hook_data, void *call_data) |
dc877563 | 2420 | { |
7a4bdb54 YB |
2421 | LttvEvent *event; |
2422 | guint cpu; | |
2423 | LttvTraceState *ts; | |
dc877563 | 2424 | |
90e19f82 | 2425 | LttvExecutionSubmode submode; |
7a4bdb54 YB |
2426 | LttvNameTables *nt; |
2427 | guint64 irq; | |
2428 | ||
2429 | event = (LttvEvent *) call_data; | |
2430 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2431 | "irq_handler_entry") != 0) | |
2432 | return FALSE; | |
2433 | ||
2434 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2435 | ts = event->state; | |
2436 | ||
2437 | nt = ts->name_tables; | |
fc26eb1b | 2438 | irq = lttv_event_get_long(event, "irq"); |
b445142a | 2439 | |
90e19f82 | 2440 | expand_irq_table(ts, irq); |
b0e00636 | 2441 | |
90e19f82 | 2442 | submode = nt->irq_names[irq]; |
b445142a | 2443 | |
90e19f82 | 2444 | /* Do something with the info about being in user or system mode when int? */ |
7a4bdb54 | 2445 | push_state(event, ts, LTTV_STATE_IRQ, submode); |
598026ba | 2446 | |
90e19f82 | 2447 | /* update cpu status */ |
7a4bdb54 | 2448 | cpu_push_mode(&(ts->cpu_states[cpu]), LTTV_CPU_IRQ); |
598026ba | 2449 | |
90e19f82 | 2450 | /* update irq status */ |
7a4bdb54 | 2451 | g_array_append_val(ts->cpu_states[cpu].irq_stack, irq); |
90e19f82 | 2452 | irq_push_mode(&ts->irq_states[irq], LTTV_IRQ_BUSY); |
5e563da0 | 2453 | |
90e19f82 | 2454 | return FALSE; |
dc877563 | 2455 | } |
2456 | ||
302efbad | 2457 | static gboolean soft_irq_exit(void *hook_data, void *call_data) |
2458 | { | |
7a4bdb54 YB |
2459 | LttvEvent *event; |
2460 | guint cpu; | |
2461 | LttvTraceState *ts; | |
302efbad | 2462 | |
7a4bdb54 YB |
2463 | LttvCPUState *cpu_state; |
2464 | ||
2465 | event = (LttvEvent *) call_data; | |
2466 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2467 | "softirq_exit") != 0) | |
2468 | return FALSE; | |
2469 | ||
2470 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2471 | ts = event->state; | |
2472 | ||
2473 | cpu_state = &(ts->cpu_states[cpu]); | |
2474 | pop_state(event, ts, LTTV_STATE_SOFT_IRQ); | |
302efbad | 2475 | |
90e19f82 | 2476 | /* update cpu status */ |
7a4bdb54 | 2477 | cpu_pop_mode(cpu_state); |
d34141ca | 2478 | |
90e19f82 | 2479 | /* update softirq status */ |
7a4bdb54 YB |
2480 | if (cpu_state->softirq_stack->len > 0) { |
2481 | gint last = g_array_index(cpu_state->softirq_stack, gint, cpu_state->softirq_stack->len-1); | |
90e19f82 AM |
2482 | if(ts->soft_irq_states[last].running) |
2483 | ts->soft_irq_states[last].running--; | |
7a4bdb54 | 2484 | g_array_remove_index(cpu_state->softirq_stack, cpu_state->softirq_stack->len-1); |
90e19f82 AM |
2485 | } |
2486 | return FALSE; | |
0305fe77 | 2487 | } |
dc877563 | 2488 | |
b445142a | 2489 | static gboolean irq_exit(void *hook_data, void *call_data) |
dc877563 | 2490 | { |
7a4bdb54 YB |
2491 | LttvEvent *event; |
2492 | guint cpu; | |
2493 | LttvTraceState *ts; | |
2494 | ||
2495 | LttvCPUState *cpu_state; | |
2496 | ||
2497 | event = (LttvEvent *) call_data; | |
2498 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2499 | "irq_handler_exit") != 0) | |
2500 | return FALSE; | |
dc877563 | 2501 | |
7a4bdb54 YB |
2502 | cpu = lttv_traceset_get_cpuid_from_event(event); |
2503 | ts = event->state; | |
2504 | cpu_state = &(ts->cpu_states[cpu]); | |
2505 | ||
2506 | pop_state(event, ts, LTTV_STATE_IRQ); | |
598026ba | 2507 | |
90e19f82 | 2508 | /* update cpu status */ |
7a4bdb54 | 2509 | cpu_pop_mode(cpu_state); |
598026ba | 2510 | |
90e19f82 | 2511 | /* update irq status */ |
7a4bdb54 YB |
2512 | if (cpu_state->irq_stack->len > 0) { |
2513 | gint last = g_array_index(cpu_state->irq_stack, gint, cpu_state->irq_stack->len-1); | |
2514 | g_array_remove_index(cpu_state->irq_stack, cpu_state->irq_stack->len-1); | |
90e19f82 AM |
2515 | irq_pop_mode(&ts->irq_states[last]); |
2516 | } | |
8743690d | 2517 | |
90e19f82 | 2518 | return FALSE; |
dc877563 | 2519 | } |
2520 | ||
a970363f | 2521 | static gboolean soft_irq_raise(void *hook_data, void *call_data) |
2522 | { | |
7a4bdb54 YB |
2523 | LttvEvent *event; |
2524 | //guint cpu; | |
2525 | LttvTraceState *ts; | |
2526 | ||
2527 | ||
2528 | guint64 softirq; | |
2529 | event = (LttvEvent *) call_data; | |
2530 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2531 | "softirq_raise") != 0) | |
2532 | return FALSE; | |
e865422c | 2533 | |
7a4bdb54 YB |
2534 | //cpu = lttv_traceset_get_cpuid_from_event(event); |
2535 | ts = event->state; | |
2536 | softirq = lttv_event_get_long_unsigned(event, "vec"); | |
a970363f | 2537 | |
df6c9904 MD |
2538 | expand_soft_irq_table(ts, softirq); |
2539 | ||
90e19f82 AM |
2540 | /* update softirq status */ |
2541 | /* a soft irq raises are not cumulative */ | |
2542 | ts->soft_irq_states[softirq].pending=1; | |
a970363f | 2543 | |
90e19f82 | 2544 | return FALSE; |
a970363f | 2545 | } |
2546 | ||
faf074a3 | 2547 | static gboolean soft_irq_entry(void *hook_data, void *call_data) |
2548 | { | |
7a4bdb54 YB |
2549 | LttvEvent *event; |
2550 | guint cpu; | |
2551 | LttvTraceState *ts; | |
90e19f82 | 2552 | LttvExecutionSubmode submode; |
7a4bdb54 YB |
2553 | LttvNameTables *nt; |
2554 | guint64 softirq; | |
2555 | ||
2556 | event = (LttvEvent *) call_data; | |
2557 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
b68bfc99 | 2558 | "softirq_entry") != 0) |
7a4bdb54 YB |
2559 | return FALSE; |
2560 | ||
2561 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2562 | ts = event->state; | |
2563 | ||
2564 | ||
2565 | ||
2566 | ||
2567 | softirq = lttv_event_get_long_unsigned(event, "vec"); | |
90e19f82 | 2568 | expand_soft_irq_table(ts, softirq); |
7a4bdb54 | 2569 | nt = ts->name_tables; |
90e19f82 | 2570 | submode = nt->soft_irq_names[softirq]; |
faf074a3 | 2571 | |
90e19f82 | 2572 | /* Do something with the info about being in user or system mode when int? */ |
7a4bdb54 | 2573 | push_state(event, ts, LTTV_STATE_SOFT_IRQ, submode); |
0305fe77 | 2574 | |
90e19f82 | 2575 | /* update cpu status */ |
7a4bdb54 | 2576 | cpu_push_mode(&(ts->cpu_states[cpu]), LTTV_CPU_SOFT_IRQ); |
d34141ca | 2577 | |
90e19f82 | 2578 | /* update softirq status */ |
7a4bdb54 YB |
2579 | g_array_append_val(ts->cpu_states[cpu].softirq_stack, softirq); |
2580 | if (ts->soft_irq_states[softirq].pending) | |
90e19f82 AM |
2581 | ts->soft_irq_states[softirq].pending--; |
2582 | ts->soft_irq_states[softirq].running++; | |
0305fe77 | 2583 | |
90e19f82 | 2584 | return FALSE; |
faf074a3 | 2585 | } |
2586 | ||
38b73700 | 2587 | static gboolean enum_interrupt(void *hook_data, void *call_data) |
2588 | { | |
7a4bdb54 YB |
2589 | LttvEvent *event; |
2590 | LttvTraceState *ts; | |
38b73700 | 2591 | |
7a4bdb54 YB |
2592 | LttvNameTables *nt; |
2593 | ||
2594 | ||
2595 | GQuark action; | |
2596 | guint irq; | |
2597 | event = (LttvEvent *) call_data; | |
2598 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2599 | "lttng_statedump_interrupt") != 0) | |
2600 | return FALSE; | |
2601 | ts = event->state; | |
38b73700 | 2602 | |
7a4bdb54 YB |
2603 | nt = ts->name_tables; |
2604 | irq = lttv_event_get_long_unsigned(event, "irq"); | |
2605 | action = g_quark_from_string(lttv_event_get_string(event, | |
2606 | "action")); | |
90e19f82 AM |
2607 | expand_irq_table(ts, irq); |
2608 | nt->irq_names[irq] = action; | |
38b73700 | 2609 | |
90e19f82 | 2610 | return FALSE; |
38b73700 | 2611 | } |
2612 | ||
7a4bdb54 | 2613 | #ifdef BABEL_CLEANUP |
27811799 | 2614 | static gboolean bdev_request_issue(void *hook_data, void *call_data) |
2615 | { | |
7a4bdb54 YB |
2616 | LttvEvent *event; |
2617 | LttvTraceState *ts; | |
27811799 | 2618 | |
7a4bdb54 YB |
2619 | guint major; |
2620 | guint minor; | |
2621 | guint oper; | |
2622 | guint32 devcode; | |
2623 | gpointer bdev; | |
27811799 | 2624 | |
7a4bdb54 YB |
2625 | event = (LttvEvent *) call_data; |
2626 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2627 | "block_rq_issue") != 0) | |
2628 | return FALSE; | |
27811799 | 2629 | |
7a4bdb54 YB |
2630 | ts = event->state; |
2631 | major = lttv_event_get_long_unsigned(event,); | |
2632 | ||
2633 | minor = lttv_event_get_long_unsigned(event,); | |
2634 | ||
2635 | oper = lttv_event_get_long_unsigned(event,); | |
2636 | ||
2637 | devcode = MKDEV(major,minor); | |
2638 | ||
2639 | /* have we seen this block device before? */ | |
2640 | bdev = get_hashed_bdevstate(ts, devcode); | |
90e19f82 AM |
2641 | if(oper == 0) |
2642 | bdev_push_mode(bdev, LTTV_BDEV_BUSY_READING); | |
2643 | else | |
2644 | bdev_push_mode(bdev, LTTV_BDEV_BUSY_WRITING); | |
27811799 | 2645 | |
90e19f82 | 2646 | return FALSE; |
27811799 | 2647 | } |
2648 | ||
2649 | static gboolean bdev_request_complete(void *hook_data, void *call_data) | |
2650 | { | |
90e19f82 AM |
2651 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2652 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
2653 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2654 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
27811799 | 2655 | |
90e19f82 AM |
2656 | guint major = ltt_event_get_long_unsigned(e, |
2657 | lttv_trace_get_hook_field(th, 0)); | |
2658 | guint minor = ltt_event_get_long_unsigned(e, | |
2659 | lttv_trace_get_hook_field(th, 1)); | |
2660 | //guint oper = ltt_event_get_long_unsigned(e, | |
2661 | // lttv_trace_get_hook_field(th, 2)); | |
59dc1f2a | 2662 | guint32 devcode = MKDEV(major,minor); |
27811799 | 2663 | |
90e19f82 AM |
2664 | /* have we seen this block device before? */ |
2665 | gpointer bdev = get_hashed_bdevstate(ts, devcode); | |
27811799 | 2666 | |
90e19f82 AM |
2667 | /* update block device */ |
2668 | bdev_pop_mode(bdev); | |
27811799 | 2669 | |
90e19f82 | 2670 | return FALSE; |
27811799 | 2671 | } |
7a4bdb54 YB |
2672 | #endif |
2673 | #ifdef BABEL_CLEANUP | |
2674 | // We dont have the syscall table in LTTng 2.0 | |
cf453ac7 | 2675 | static gboolean dump_syscall(void *hook_data, void *call_data) |
2676 | { | |
90e19f82 AM |
2677 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2678 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2679 | LttvNameTables *nt = ts->name_tables; | |
2680 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2681 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2682 | guint id; | |
90e19f82 | 2683 | char *symbol; |
cf453ac7 | 2684 | |
90e19f82 | 2685 | id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0)); |
90e19f82 | 2686 | symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2)); |
cf453ac7 | 2687 | |
90e19f82 AM |
2688 | expand_syscall_table(ts, id); |
2689 | nt->syscall_names[id] = g_quark_from_string(symbol); | |
cf453ac7 | 2690 | |
90e19f82 | 2691 | return FALSE; |
cf453ac7 | 2692 | } |
2693 | ||
2d0d580c | 2694 | static gboolean dump_kprobe(void *hook_data, void *call_data) |
2695 | { | |
90e19f82 AM |
2696 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2697 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2698 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2699 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2700 | guint64 ip; | |
2701 | char *symbol; | |
2d0d580c | 2702 | |
90e19f82 AM |
2703 | ip = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0)); |
2704 | symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 1)); | |
2d0d580c | 2705 | |
90e19f82 | 2706 | expand_kprobe_table(ts, ip, symbol); |
2d0d580c | 2707 | |
90e19f82 | 2708 | return FALSE; |
2d0d580c | 2709 | } |
7a4bdb54 YB |
2710 | #endif |
2711 | #ifdef BABEL_CLEANUP | |
dc6b2467 | 2712 | static gboolean dump_softirq(void *hook_data, void *call_data) |
2713 | { | |
7a4bdb54 | 2714 | |
90e19f82 AM |
2715 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2716 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2717 | LttvNameTables *nt = ts->name_tables; | |
2718 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2719 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2720 | guint id; | |
90e19f82 | 2721 | char *symbol; |
dc6b2467 | 2722 | |
90e19f82 | 2723 | id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0)); |
90e19f82 | 2724 | symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2)); |
eb8871e7 | 2725 | |
90e19f82 AM |
2726 | expand_soft_irq_table(ts, id); |
2727 | nt->soft_irq_names[id] = g_quark_from_string(symbol); | |
dc6b2467 | 2728 | |
90e19f82 | 2729 | return FALSE; |
dc6b2467 | 2730 | |
7a4bdb54 YB |
2731 | } |
2732 | #endif | |
0fb145c4 MD |
2733 | static gboolean sched_try_wakeup(void *hook_data, void *call_data) |
2734 | { | |
7a4bdb54 YB |
2735 | LttvEvent *event; |
2736 | LttvTraceState *ts; | |
90e19f82 AM |
2737 | LttvProcessState *process; |
2738 | gint woken_pid; | |
2739 | guint woken_cpu; | |
7a4bdb54 YB |
2740 | LttTime timestamp; |
2741 | ||
2742 | event = (LttvEvent *) call_data; | |
2743 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2744 | "sched_wakeup") != 0) | |
2745 | return FALSE; | |
068572ab | 2746 | |
7a4bdb54 | 2747 | ts = event->state; |
068572ab | 2748 | |
7a4bdb54 | 2749 | woken_pid = lttv_event_get_long(event, "tid"); |
fc26eb1b | 2750 | woken_cpu = lttv_event_get_long(event, "target_cpu"); |
7a4bdb54 YB |
2751 | |
2752 | timestamp = lttv_event_get_timestamp(event); | |
90e19f82 | 2753 | process = lttv_state_find_process_or_create( |
7a4bdb54 YB |
2754 | ts, |
2755 | woken_cpu, woken_pid, | |
2756 | ×tamp); | |
6b1f0e27 FG |
2757 | |
2758 | if (process->state->s == LTTV_STATE_WAIT || process->state->s == LTTV_STATE_WAIT_FORK) | |
2759 | { | |
2760 | process->state->s = LTTV_STATE_WAIT_CPU; | |
7a4bdb54 | 2761 | process->state->change = timestamp; |
6b1f0e27 | 2762 | } |
068572ab | 2763 | |
90e19f82 | 2764 | g_debug("Wakeup: process %d on CPU %u\n", woken_pid, woken_cpu); |
068572ab | 2765 | |
90e19f82 | 2766 | return FALSE; |
068572ab CS |
2767 | } |
2768 | ||
b445142a | 2769 | static gboolean schedchange(void *hook_data, void *call_data) |
dc877563 | 2770 | { |
7a4bdb54 YB |
2771 | LttvEvent *event; |
2772 | guint cpu; | |
2773 | LttvTraceState *ts; | |
2774 | LttvProcessState *process; | |
2775 | ||
2776 | ||
90e19f82 AM |
2777 | //LttvProcessState *old_process = ts->running_process[cpu]; |
2778 | ||
90e19f82 AM |
2779 | guint pid_in, pid_out; |
2780 | gint64 state_out; | |
d7f9f37b YB |
2781 | //TODO ybrosseau 2012-07-13: manage this 20 in a constact or dynamically |
2782 | char next_comm[20]; | |
7a4bdb54 YB |
2783 | LttTime timestamp; |
2784 | event = (LttvEvent *) call_data; | |
2785 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2786 | "sched_switch") != 0) | |
2787 | return FALSE; | |
90e19f82 | 2788 | |
7a4bdb54 YB |
2789 | cpu = lttv_traceset_get_cpuid_from_event(event); |
2790 | ts = event->state; | |
2791 | process = ts->running_process[cpu]; | |
58b4e4ae YB |
2792 | pid_out = lttv_event_get_long(event, "prev_tid"); |
2793 | pid_in = lttv_event_get_long(event, "next_tid"); | |
7a4bdb54 | 2794 | state_out = lttv_event_get_long(event, "prev_state"); |
90e19f82 | 2795 | |
d7f9f37b YB |
2796 | strncpy(next_comm, lttv_event_get_string(event, "next_comm"), 20); |
2797 | next_comm[20-1] = '\0'; | |
2798 | ||
7a4bdb54 YB |
2799 | timestamp = lttv_event_get_timestamp(event); |
2800 | ||
90e19f82 AM |
2801 | if(likely(process != NULL)) { |
2802 | ||
2803 | /* We could not know but it was not the idle process executing. | |
2804 | This should only happen at the beginning, before the first schedule | |
2805 | event, and when the initial information (current process for each CPU) | |
2806 | is missing. It is not obvious how we could, after the fact, compensate | |
2807 | the wrongly attributed statistics. */ | |
2808 | ||
2809 | //This test only makes sense once the state is known and if there is no | |
2810 | //missing events. We need to silently ignore schedchange coming after a | |
2811 | //process_free, or it causes glitches. (FIXME) | |
2812 | //if(unlikely(process->pid != pid_out)) { | |
2813 | // g_assert(process->pid == 0); | |
2814 | //} | |
2815 | if(process->pid == 0 | |
2816 | && process->state->t == LTTV_STATE_MODE_UNKNOWN) { | |
2817 | if(pid_out == 0) { | |
f044974e MD |
2818 | /* |
2819 | * Scheduling out of pid 0 at beginning of the trace. | |
2820 | * We are typically in system call mode at this point although | |
2821 | * (FIXME) we might be in a trap handler. | |
2822 | */ | |
90e19f82 AM |
2823 | g_assert(process->execution_stack->len == 1); |
2824 | process->state->t = LTTV_STATE_SYSCALL; | |
2825 | process->state->s = LTTV_STATE_WAIT; | |
7a4bdb54 YB |
2826 | process->state->change = timestamp; |
2827 | process->state->entry = timestamp; | |
90e19f82 AM |
2828 | } |
2829 | } else { | |
2830 | if(unlikely(process->state->s == LTTV_STATE_EXIT)) { | |
2831 | process->state->s = LTTV_STATE_ZOMBIE; | |
7a4bdb54 | 2832 | process->state->change = timestamp; |
90e19f82 AM |
2833 | } else { |
2834 | if(unlikely(state_out == 0)) process->state->s = LTTV_STATE_WAIT_CPU; | |
2835 | else process->state->s = LTTV_STATE_WAIT; | |
7a4bdb54 | 2836 | process->state->change = timestamp; |
90e19f82 AM |
2837 | } |
2838 | ||
2839 | if(state_out == 32 || state_out == 64) { /* EXIT_DEAD || TASK_DEAD */ | |
2840 | /* see sched.h for states */ | |
7a4bdb54 | 2841 | if (!exit_process(event, process)) { |
90e19f82 | 2842 | process->state->s = LTTV_STATE_DEAD; |
7a4bdb54 | 2843 | process->state->change = timestamp; |
2fe13145 | 2844 | } |
90e19f82 AM |
2845 | } |
2846 | } | |
2847 | } | |
2848 | process = ts->running_process[cpu] = lttv_state_find_process_or_create( | |
7a4bdb54 | 2849 | ts, |
90e19f82 | 2850 | cpu, pid_in, |
7a4bdb54 | 2851 | ×tamp); |
90e19f82 AM |
2852 | process->state->s = LTTV_STATE_RUN; |
2853 | process->cpu = cpu; | |
348c6ba8 | 2854 | // process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)s)->tf); |
7a4bdb54 | 2855 | process->state->change = timestamp; |
d7f9f37b | 2856 | process->name = g_quark_from_string(next_comm); |
90e19f82 AM |
2857 | |
2858 | /* update cpu status */ | |
2859 | if(pid_in == 0) | |
2860 | /* going to idle task */ | |
7a4bdb54 | 2861 | cpu_set_base_mode(&(ts->cpu_states[cpu]), LTTV_CPU_IDLE); |
90e19f82 AM |
2862 | else { |
2863 | /* scheduling a real task. | |
2864 | * we must be careful here: | |
2865 | * if we just schedule()'ed to a process that is | |
2866 | * in a trap, we must put the cpu in trap mode | |
2867 | */ | |
7a4bdb54 | 2868 | cpu_set_base_mode(&(ts->cpu_states[cpu]), LTTV_CPU_BUSY); |
90e19f82 | 2869 | if(process->state->t == LTTV_STATE_TRAP) |
7a4bdb54 | 2870 | cpu_push_mode(&(ts->cpu_states[cpu]), LTTV_CPU_TRAP); |
90e19f82 AM |
2871 | } |
2872 | ||
2873 | return FALSE; | |
dc877563 | 2874 | } |
2875 | ||
eed2ef37 | 2876 | static gboolean process_fork(void *hook_data, void *call_data) |
dc877563 | 2877 | { |
7a4bdb54 YB |
2878 | LttvEvent *event; |
2879 | LttvTraceState *ts; | |
2880 | LttvProcessState *process; | |
2881 | LttvProcessState *child_process; | |
90e19f82 AM |
2882 | guint child_pid; /* In the Linux Kernel, there is one PID per thread. */ |
2883 | guint child_tgid; /* tgid in the Linux kernel is the "real" POSIX PID. */ | |
2884 | //LttvProcessState *zombie_process; | |
7a4bdb54 YB |
2885 | guint cpu; |
2886 | LttTime timestamp; | |
90e19f82 | 2887 | |
7a4bdb54 YB |
2888 | event = (LttvEvent *) call_data; |
2889 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2890 | "sched_process_fork") != 0) | |
2891 | return FALSE; | |
2892 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2893 | ts = event->state; | |
2894 | process = ts->running_process[cpu]; | |
2895 | timestamp = lttv_event_get_timestamp(event); | |
2896 | ||
e865422c | 2897 | /* Skip Parent PID param */ |
90e19f82 AM |
2898 | |
2899 | /* Child PID */ | |
7b20eed1 | 2900 | child_pid = lttv_event_get_long(event, "child_tid"); |
7a4bdb54 | 2901 | //ts->target_pid = child_pid; |
90e19f82 AM |
2902 | |
2903 | /* Child TGID */ | |
7a4bdb54 YB |
2904 | |
2905 | child_tgid = 0; | |
90e19f82 AM |
2906 | |
2907 | /* Mathieu : it seems like the process might have been scheduled in before the | |
2908 | * fork, and, in a rare case, might be the current process. This might happen | |
2909 | * in a SMP case where we don't have enough precision on the clocks. | |
2910 | * | |
2911 | * Test reenabled after precision fixes on time. (Mathieu) */ | |
791dffa6 | 2912 | #if 0 |
90e19f82 AM |
2913 | zombie_process = lttv_state_find_process(ts, ANY_CPU, child_pid); |
2914 | ||
2915 | if(unlikely(zombie_process != NULL)) { | |
2916 | /* Reutilisation of PID. Only now we are sure that the old PID | |
2917 | * has been released. FIXME : should know when release_task happens instead. | |
2918 | */ | |
2919 | guint num_cpus = ltt_trace_get_num_cpu(ts->parent.t); | |
2920 | guint i; | |
2921 | for(i=0; i< num_cpus; i++) { | |
2922 | g_assert(zombie_process != ts->running_process[i]); | |
2923 | } | |
2924 | ||
2925 | exit_process(s, zombie_process); | |
2926 | } | |
791dffa6 | 2927 | #endif //0 |
90e19f82 AM |
2928 | g_assert(process->pid != child_pid); |
2929 | // FIXME : Add this test in the "known state" section | |
2930 | // g_assert(process->pid == parent_pid); | |
2931 | child_process = lttv_state_find_process(ts, ANY_CPU, child_pid); | |
2932 | if(child_process == NULL) { | |
2933 | child_process = lttv_state_create_process(ts, process, cpu, | |
2934 | child_pid, child_tgid, | |
7a4bdb54 | 2935 | LTTV_STATE_UNNAMED, ×tamp); |
90e19f82 AM |
2936 | } else { |
2937 | /* The process has already been created : due to time imprecision between | |
2938 | * multiple CPUs : it has been scheduled in before creation. Note that we | |
2939 | * shouldn't have this kind of imprecision. | |
2940 | * | |
2941 | * Simply put a correct parent. | |
2942 | */ | |
2943 | g_error("Process %u has been created at [%lu.%09lu] " | |
2944 | "and inserted at [%lu.%09lu] before \n" | |
2945 | "fork on cpu %u[%lu.%09lu].\n" | |
2946 | "Probably an unsynchronized TSC problem on the traced machine.", | |
2947 | child_pid, | |
2948 | child_process->creation_time.tv_sec, | |
2949 | child_process->creation_time.tv_nsec, | |
2950 | child_process->insertion_time.tv_sec, | |
2951 | child_process->insertion_time.tv_nsec, | |
7a4bdb54 | 2952 | cpu, timestamp.tv_sec, timestamp.tv_nsec); |
90e19f82 AM |
2953 | //g_assert(0); /* This is a problematic case : the process has been created |
2954 | // before the fork event */ | |
2955 | child_process->ppid = process->pid; | |
2956 | child_process->tgid = child_tgid; | |
2957 | } | |
2958 | g_assert(child_process->name == LTTV_STATE_UNNAMED); | |
2959 | child_process->name = process->name; | |
90e19f82 AM |
2960 | |
2961 | return FALSE; | |
dc877563 | 2962 | } |
2963 | ||
7a4bdb54 YB |
2964 | #ifdef BABEL_CLEANUP |
2965 | //NO KTHREAD_CREATE in LTTng 2.0 | |
89f8741a | 2966 | /* We stamp a newly created process as kernel_thread. |
2967 | * The thread should not be running yet. */ | |
7bfd7820 | 2968 | static gboolean process_kernel_thread(void *hook_data, void *call_data) |
2969 | { | |
90e19f82 AM |
2970 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2971 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2972 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2973 | guint pid; | |
2974 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2975 | LttvProcessState *process; | |
2976 | LttvExecutionState *es; | |
7bfd7820 | 2977 | |
90e19f82 AM |
2978 | /* PID */ |
2979 | pid = (guint)ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0)); | |
7a4bdb54 | 2980 | //s->parent.target_pid = pid; |
7bfd7820 | 2981 | |
90e19f82 AM |
2982 | process = lttv_state_find_process_or_create(ts, ANY_CPU, pid, |
2983 | <t_time_zero); | |
2984 | if (process->state->s != LTTV_STATE_DEAD) { | |
2985 | process->execution_stack = | |
2986 | g_array_set_size(process->execution_stack, 1); | |
2987 | es = process->state = | |
2988 | &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
2989 | es->t = LTTV_STATE_SYSCALL; | |
2990 | } | |
2991 | process->type = LTTV_STATE_KERNEL_THREAD; | |
7bfd7820 | 2992 | |
90e19f82 | 2993 | return FALSE; |
7bfd7820 | 2994 | } |
7a4bdb54 | 2995 | #endif |
eed2ef37 | 2996 | static gboolean process_exit(void *hook_data, void *call_data) |
dc877563 | 2997 | { |
7a4bdb54 YB |
2998 | LttvEvent *event; |
2999 | LttvTraceState *ts; | |
90e19f82 | 3000 | guint pid; |
7a4bdb54 | 3001 | guint cpu; |
90e19f82 | 3002 | LttvProcessState *process; // = ts->running_process[cpu]; |
eed2ef37 | 3003 | |
7a4bdb54 YB |
3004 | event = (LttvEvent *) call_data; |
3005 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3006 | "sched_process_exit") != 0) | |
3007 | return FALSE; | |
3008 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3009 | ts = event->state; | |
3010 | process = ts->running_process[cpu]; | |
3011 | ||
fc26eb1b | 3012 | pid = lttv_event_get_long(event, "tid"); |
7a4bdb54 | 3013 | //s->parent.target_pid = pid; |
eed2ef37 | 3014 | |
90e19f82 AM |
3015 | // FIXME : Add this test in the "known state" section |
3016 | // g_assert(process->pid == pid); | |
eed2ef37 | 3017 | |
90e19f82 AM |
3018 | process = lttv_state_find_process(ts, ANY_CPU, pid); |
3019 | if(likely(process != NULL)) { | |
3020 | process->state->s = LTTV_STATE_EXIT; | |
3021 | } | |
3022 | return FALSE; | |
2cdc690b | 3023 | } |
3024 | ||
eed2ef37 | 3025 | static gboolean process_free(void *hook_data, void *call_data) |
2da61677 | 3026 | { |
7a4bdb54 YB |
3027 | LttvEvent *event; |
3028 | LttvTraceState *ts; | |
3029 | guint cpu; | |
90e19f82 AM |
3030 | guint release_pid; |
3031 | LttvProcessState *process; | |
3032 | ||
7a4bdb54 YB |
3033 | event = (LttvEvent *) call_data; |
3034 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3035 | "sched_process_free") != 0) | |
3036 | return FALSE; | |
3037 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3038 | ts = event->state; | |
3039 | process = ts->running_process[cpu]; | |
3040 | ||
90e19f82 | 3041 | /* PID of the process to release */ |
fc26eb1b | 3042 | release_pid = lttv_event_get_long(event, "_tid"); |
7a4bdb54 | 3043 | //s->parent.target_pid = release_pid; |
90e19f82 AM |
3044 | |
3045 | g_assert(release_pid != 0); | |
3046 | ||
3047 | process = lttv_state_find_process(ts, ANY_CPU, release_pid); | |
3048 | if(likely(process != NULL)) | |
7a4bdb54 | 3049 | exit_process(event, process); |
90e19f82 | 3050 | return FALSE; |
2fe13145 | 3051 | //DISABLED |
7a4bdb54 | 3052 | #if 0 |
90e19f82 AM |
3053 | if(likely(process != NULL)) { |
3054 | /* release_task is happening at kernel level : we can now safely release | |
3055 | * the data structure of the process */ | |
3056 | //This test is fun, though, as it may happen that | |
3057 | //at time t : CPU 0 : process_free | |
3058 | //at time t+150ns : CPU 1 : schedule out | |
3059 | //Clearly due to time imprecision, we disable it. (Mathieu) | |
3060 | //If this weird case happen, we have no choice but to put the | |
3061 | //Currently running process on the cpu to 0. | |
3062 | //I re-enable it following time precision fixes. (Mathieu) | |
3063 | //Well, in the case where an process is freed by a process on another CPU | |
3064 | //and still scheduled, it happens that this is the schedchange that will | |
3065 | //drop the last reference count. Do not free it here! | |
3066 | guint num_cpus = ltt_trace_get_num_cpu(ts->parent.t); | |
3067 | guint i; | |
3068 | for(i=0; i< num_cpus; i++) { | |
3069 | //g_assert(process != ts->running_process[i]); | |
3070 | if(process == ts->running_process[i]) { | |
3071 | //ts->running_process[i] = lttv_state_find_process(ts, i, 0); | |
3072 | break; | |
3073 | } | |
3074 | } | |
3075 | if(i == num_cpus) /* process is not scheduled */ | |
3076 | exit_process(s, process); | |
3077 | } | |
3078 | ||
3079 | return FALSE; | |
7a4bdb54 | 3080 | #endif //DISABLED |
2da61677 | 3081 | } |
3082 | ||
f4b88a7d | 3083 | |
3084 | static gboolean process_exec(void *hook_data, void *call_data) | |
7a4bdb54 YB |
3085 | { |
3086 | LttvEvent *event; | |
3087 | LttvTraceState *ts; | |
3088 | guint cpu; | |
90e19f82 | 3089 | //gchar *name; |
7a4bdb54 YB |
3090 | LttvProcessState *process; |
3091 | ||
3092 | event = (LttvEvent *) call_data; | |
3093 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3094 | "sys_execve") != 0) | |
3095 | return FALSE; | |
3096 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3097 | ts = event->state; | |
3098 | process = ts->running_process[cpu]; | |
f4b88a7d | 3099 | |
f63ebe51 | 3100 | #if 0//how to use a sequence that must be transformed in a string |
90e19f82 AM |
3101 | /* PID of the process to release */ |
3102 | guint64 name_len = ltt_event_field_element_number(e, | |
3103 | lttv_trace_get_hook_field(th, 0)); | |
3104 | //name = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 0)); | |
3105 | LttField *child = ltt_event_field_element_select(e, | |
3106 | lttv_trace_get_hook_field(th, 0), 0); | |
3107 | gchar *name_begin = | |
3108 | (gchar*)(ltt_event_data(e)+ltt_event_field_offset(e, child)); | |
3109 | gchar *null_term_name = g_new(gchar, name_len+1); | |
3110 | memcpy(null_term_name, name_begin, name_len); | |
3111 | null_term_name[name_len] = '\0'; | |
3112 | process->name = g_quark_from_string(null_term_name); | |
f63ebe51 | 3113 | #endif //0 |
3114 | ||
7a4bdb54 YB |
3115 | process->name = g_quark_from_string(lttv_event_get_string(event, |
3116 | "filename")); | |
90e19f82 AM |
3117 | //g_free(null_term_name); |
3118 | return FALSE; | |
f4b88a7d | 3119 | } |
7a4bdb54 YB |
3120 | #if 0 |
3121 | // TODO We only have sys_open, without the FD | |
3122 | // manage to do somehting better | |
8c108c1c PMF |
3123 | static gboolean fs_open(void *hook_data, void *call_data) |
3124 | { | |
90e19f82 AM |
3125 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
3126 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
3127 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
3128 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
3129 | struct marker_field *f; | |
3130 | guint cpu = s->cpu; | |
3131 | int fd; | |
3132 | char *filename; | |
3133 | LttvProcessState *process = ts->running_process[cpu]; | |
8c108c1c | 3134 | |
90e19f82 AM |
3135 | f = lttv_trace_get_hook_field(th, 0); |
3136 | fd = ltt_event_get_int(e, f); | |
8c108c1c | 3137 | |
90e19f82 AM |
3138 | f = lttv_trace_get_hook_field(th, 1); |
3139 | filename = ltt_event_get_string(e, f); | |
8c108c1c | 3140 | |
90e19f82 AM |
3141 | g_hash_table_insert(process->fds, (gpointer)(long)fd, |
3142 | (gpointer)(unsigned long)g_quark_from_string(filename)); | |
8c108c1c | 3143 | |
90e19f82 | 3144 | return FALSE; |
8c108c1c | 3145 | } |
7a4bdb54 | 3146 | #endif |
9ba16662 MD |
3147 | static void print_stack(LttvProcessState *process) |
3148 | { | |
3149 | LttvExecutionState *es; | |
3150 | int i; | |
3151 | ||
3152 | g_debug("Execution stack for process %u %s:\n", | |
90e19f82 | 3153 | process->pid, g_quark_to_string(process->name)); |
9ba16662 MD |
3154 | |
3155 | for (i = 0; i < process->execution_stack->len; i++) { | |
3156 | es = &g_array_index(process->execution_stack, | |
90e19f82 | 3157 | LttvExecutionState, i); |
9ba16662 | 3158 | g_debug("Depth %d mode %s submode %s status %s\n", |
90e19f82 AM |
3159 | i, g_quark_to_string(es->t), |
3160 | g_quark_to_string(es->n), | |
3161 | g_quark_to_string(es->s)); | |
9ba16662 MD |
3162 | } |
3163 | ||
3164 | } | |
3165 | ||
90e19f82 AM |
3166 | static void fix_process(gpointer key, gpointer value, gpointer user_data) |
3167 | { | |
3168 | LttvProcessState *process; | |
3169 | LttvExecutionState *es; | |
3170 | process = (LttvProcessState *)value; | |
3171 | LttTime *timestamp = (LttTime*)user_data; | |
3172 | ||
3173 | print_stack(process); | |
3174 | ||
3175 | if(process->type == LTTV_STATE_KERNEL_THREAD) { | |
3176 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
f044974e | 3177 | if(es->t == LTTV_STATE_MAYBE_SYSCALL) { |
90e19f82 AM |
3178 | es->t = LTTV_STATE_SYSCALL; |
3179 | es->n = LTTV_STATE_SUBMODE_NONE; | |
3180 | es->entry = *timestamp; | |
3181 | es->change = *timestamp; | |
3182 | es->cum_cpu_time = ltt_time_zero; | |
3183 | if(es->s == LTTV_STATE_UNNAMED) | |
3184 | es->s = LTTV_STATE_WAIT; | |
3185 | } | |
9ba16662 | 3186 | } else { |
90e19f82 | 3187 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); |
f044974e | 3188 | if(es->t == LTTV_STATE_MAYBE_USER_MODE) { |
90e19f82 AM |
3189 | es->t = LTTV_STATE_USER_MODE; |
3190 | es->n = LTTV_STATE_SUBMODE_NONE; | |
3191 | es->entry = *timestamp; | |
3192 | //g_assert(timestamp->tv_sec != 0); | |
3193 | es->change = *timestamp; | |
3194 | es->cum_cpu_time = ltt_time_zero; | |
3195 | if(es->s == LTTV_STATE_UNNAMED) | |
3196 | es->s = LTTV_STATE_RUN; | |
3197 | ||
3198 | if(process->execution_stack->len == 1) { | |
3199 | /* Still in bottom unknown mode, means we either: | |
3200 | * - never did a system call | |
3201 | * - are scheduled out from user mode. | |
3202 | * May be either in user mode, syscall mode, running or waiting.*/ | |
3203 | /* CHECK : we may be tagging syscall mode when being user mode | |
3204 | * (should be fixed now) */ | |
3205 | if (es->s == LTTV_STATE_WAIT_CPU) { | |
3206 | /* nothing to do: scheduled out from userspace */ | |
3207 | } else { | |
3208 | process->execution_stack = | |
3209 | g_array_set_size(process->execution_stack, 2); | |
3210 | es = process->state = &g_array_index(process->execution_stack, | |
3211 | LttvExecutionState, 1); | |
3212 | es->t = LTTV_STATE_SYSCALL; | |
3213 | es->n = LTTV_STATE_SUBMODE_NONE; | |
3214 | es->entry = *timestamp; | |
3215 | //g_assert(timestamp->tv_sec != 0); | |
3216 | es->change = *timestamp; | |
3217 | es->cum_cpu_time = ltt_time_zero; | |
3218 | if(es->s == LTTV_STATE_WAIT_FORK) | |
3219 | es->s = LTTV_STATE_WAIT; | |
3220 | } | |
3221 | } | |
3222 | } | |
9ba16662 | 3223 | } |
c3b3b60b | 3224 | } |
3225 | ||
3226 | static gboolean statedump_end(void *hook_data, void *call_data) | |
3227 | { | |
7a4bdb54 YB |
3228 | LttvEvent *event; |
3229 | LttvTraceState *ts; | |
3230 | LttTime timestamp; | |
90e19f82 AM |
3231 | //LttEvent *e = ltt_tracefile_get_event(s->parent.tf); |
3232 | //LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
7a4bdb54 YB |
3233 | event = (LttvEvent *) call_data; |
3234 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3235 | "lttng_statedump_end") != 0) | |
3236 | return FALSE; | |
3237 | ||
3238 | ts = event->state; | |
3239 | timestamp = lttv_event_get_timestamp(event); | |
c3b3b60b | 3240 | |
90e19f82 AM |
3241 | /* For all processes */ |
3242 | /* if kernel thread, if stack[0] is unknown, set to syscall mode, wait */ | |
3243 | /* else, if stack[0] is unknown, set to user mode, running */ | |
0ceef9de | 3244 | |
7a4bdb54 | 3245 | g_hash_table_foreach(ts->processes, fix_process, ×tamp); |
90e19f82 AM |
3246 | |
3247 | return FALSE; | |
c3b3b60b | 3248 | } |
3249 | ||
b3fd4c02 | 3250 | static gboolean enum_process_state(void *hook_data, void *call_data) |
3251 | { | |
7a4bdb54 YB |
3252 | LttvEvent *event; |
3253 | LttvTraceState *ts; | |
3254 | LttTime timestamp; | |
90e19f82 AM |
3255 | guint parent_pid; |
3256 | guint pid; | |
3257 | guint tgid; | |
3258 | gchar * command; | |
7a4bdb54 | 3259 | guint cpu; |
90e19f82 | 3260 | LttvProcessState *parent_process; |
7a4bdb54 YB |
3261 | LttvProcessState *process; |
3262 | ||
3263 | guint type; | |
90e19f82 AM |
3264 | LttvExecutionState *es; |
3265 | guint i, nb_cpus; | |
3266 | ||
7a4bdb54 YB |
3267 | event = (LttvEvent *) call_data; |
3268 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3269 | "lttng_statedump_process_state") != 0) | |
3270 | return FALSE; | |
3271 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3272 | ts = event->state; | |
3273 | process = ts->running_process[cpu]; | |
3274 | timestamp = lttv_event_get_timestamp(event); | |
3275 | ||
90e19f82 | 3276 | /* PID */ |
fc26eb1b | 3277 | pid = lttv_event_get_long(event, "tid"); |
7a4bdb54 | 3278 | //s->parent.target_pid = pid; |
90e19f82 AM |
3279 | |
3280 | /* Parent PID */ | |
fc26eb1b | 3281 | parent_pid = lttv_event_get_long(event, "ppid"); |
90e19f82 AM |
3282 | |
3283 | /* Command name */ | |
7a4bdb54 | 3284 | command = lttv_event_get_string(event, "name"); |
90e19f82 AM |
3285 | |
3286 | /* type */ | |
7a4bdb54 | 3287 | |
fc26eb1b | 3288 | type = lttv_event_get_long(event, "type"); |
90e19f82 AM |
3289 | |
3290 | //FIXME: type is rarely used, enum must match possible types. | |
3291 | ||
e865422c | 3292 | /* Skip mode 4th param */ |
90e19f82 | 3293 | |
e865422c | 3294 | /* Skip submode 5th param */ |
90e19f82 | 3295 | |
e865422c | 3296 | /* Skip status 6th param */ |
90e19f82 | 3297 | /* TGID */ |
fc26eb1b | 3298 | tgid = lttv_event_get_long(event, "pid"); |
7a4bdb54 | 3299 | |
90e19f82 | 3300 | if(pid == 0) { |
7a4bdb54 | 3301 | nb_cpus = lttv_trace_get_num_cpu(ts->trace); |
90e19f82 AM |
3302 | for(i=0; i<nb_cpus; i++) { |
3303 | process = lttv_state_find_process(ts, i, pid); | |
3304 | g_assert(process != NULL); | |
3305 | ||
3306 | process->ppid = parent_pid; | |
3307 | process->tgid = tgid; | |
3308 | process->name = g_quark_from_string(command); | |
3309 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
3310 | process->type = LTTV_STATE_KERNEL_THREAD; | |
3311 | } | |
3312 | ||
3313 | } else { | |
3314 | /* The process might exist if a process was forked while performing the | |
3315 | * state dump. */ | |
3316 | process = lttv_state_find_process(ts, ANY_CPU, pid); | |
3317 | if(process == NULL) { | |
3318 | parent_process = lttv_state_find_process(ts, ANY_CPU, parent_pid); | |
3319 | process = lttv_state_create_process(ts, parent_process, cpu, | |
3320 | pid, tgid, g_quark_from_string(command), | |
7a4bdb54 | 3321 | ×tamp); |
90e19f82 AM |
3322 | |
3323 | /* Keep the stack bottom : a running user mode */ | |
3324 | /* Disabled because of inconsistencies in the current statedump states. */ | |
7a4bdb54 YB |
3325 | //if(type == LTTV_STATE_KERNEL_THREAD) { |
3326 | if(type == 1) { | |
90e19f82 AM |
3327 | /* Only keep the bottom |
3328 | * FIXME Kernel thread : can be in syscall or interrupt or trap. */ | |
3329 | /* Will cause expected trap when in fact being syscall (even after end of | |
3330 | * statedump event) | |
3331 | * Will cause expected interrupt when being syscall. (only before end of | |
3332 | * statedump event) */ | |
3333 | // This will cause a "popping last state on stack, ignoring it." | |
3334 | process->execution_stack = g_array_set_size(process->execution_stack, 1); | |
3335 | es = process->state = &g_array_index(process->execution_stack, | |
3336 | LttvExecutionState, 0); | |
3337 | process->type = LTTV_STATE_KERNEL_THREAD; | |
f044974e | 3338 | es->t = LTTV_STATE_MAYBE_SYSCALL; |
90e19f82 AM |
3339 | es->s = LTTV_STATE_UNNAMED; |
3340 | es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
f044974e MD |
3341 | //es->s = status; |
3342 | //es->n = submode; | |
90e19f82 AM |
3343 | } else { |
3344 | /* User space process : | |
3345 | * bottom : user mode | |
3346 | * either currently running or scheduled out. | |
3347 | * can be scheduled out because interrupted in (user mode or in syscall) | |
3348 | * or because of an explicit call to the scheduler in syscall. Note that | |
3349 | * the scheduler call comes after the irq_exit, so never in interrupt | |
3350 | * context. */ | |
3351 | // temp workaround : set size to 1 : only have user mode bottom of stack. | |
3352 | // will cause g_info message of expected syscall mode when in fact being | |
3353 | // in user mode. Can also cause expected trap when in fact being user | |
3354 | // mode in the event of a page fault reenabling interrupts in the handler. | |
3355 | // Expected syscall and trap can also happen after the end of statedump | |
3356 | // This will cause a "popping last state on stack, ignoring it." | |
3357 | process->execution_stack = g_array_set_size(process->execution_stack, 1); | |
3358 | es = process->state = &g_array_index(process->execution_stack, | |
3359 | LttvExecutionState, 0); | |
f044974e | 3360 | es->t = LTTV_STATE_MAYBE_USER_MODE; |
90e19f82 AM |
3361 | es->s = LTTV_STATE_UNNAMED; |
3362 | es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
f044974e MD |
3363 | //es->s = status; |
3364 | //es->n = submode; | |
90e19f82 AM |
3365 | } |
3366 | #if 0 | |
3367 | /* UNKNOWN STATE */ | |
3368 | { | |
3369 | es = process->state = &g_array_index(process->execution_stack, | |
3370 | LttvExecutionState, 1); | |
3371 | es->t = LTTV_STATE_MODE_UNKNOWN; | |
3372 | es->s = LTTV_STATE_UNNAMED; | |
3373 | es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
3374 | } | |
3375 | #endif //0 | |
3376 | } else { | |
3377 | /* The process has already been created : | |
3378 | * Probably was forked while dumping the process state or | |
3379 | * was simply scheduled in prior to get the state dump event. | |
3380 | */ | |
3381 | process->ppid = parent_pid; | |
3382 | process->tgid = tgid; | |
3383 | process->name = g_quark_from_string(command); | |
3384 | process->type = type; | |
3385 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
c3b3b60b | 3386 | #if 0 |
90e19f82 AM |
3387 | if(es->t == LTTV_STATE_MODE_UNKNOWN) { |
3388 | if(type == LTTV_STATE_KERNEL_THREAD) | |
3389 | es->t = LTTV_STATE_SYSCALL; | |
3390 | else | |
3391 | es->t = LTTV_STATE_USER_MODE; | |
3392 | } | |
cab321cf | 3393 | #endif //0 |
90e19f82 AM |
3394 | /* Don't mess around with the stack, it will eventually become |
3395 | * ok after the end of state dump. */ | |
3396 | } | |
3397 | } | |
3398 | ||
3399 | return FALSE; | |
b3fd4c02 | 3400 | } |
f4b88a7d | 3401 | |
7a4bdb54 YB |
3402 | |
3403 | ||
58c88a41 | 3404 | gint lttv_state_hook_add_event_hooks(void *hook_data, void *call_data) |
3405 | { | |
7a4bdb54 | 3406 | LttvTraceset *traceset = (LttvTraceset *)(call_data); |
58c88a41 | 3407 | |
7a4bdb54 | 3408 | lttv_state_add_event_hooks(traceset); |
58c88a41 | 3409 | |
90e19f82 | 3410 | return 0; |
58c88a41 | 3411 | } |
dc877563 | 3412 | |
7a4bdb54 | 3413 | void lttv_state_add_event_hooks(LttvTraceset *traceset) |
dc877563 | 3414 | { |
7a4bdb54 YB |
3415 | gboolean result; |
3416 | ||
3417 | LttvAttributeValue value; | |
3418 | LttvHooks*event_hook; | |
a7598d50 | 3419 | #ifdef BABEL_CLEANUP |
7a4bdb54 YB |
3420 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); |
3421 | result = lttv_iattribute_find_by_path(attributes, "hooks/event", | |
3422 | LTTV_POINTER, &value); | |
3423 | g_assert(result); | |
3424 | event_hook = *(value.v_pointer); | |
a7598d50 YB |
3425 | #endif |
3426 | //TODO ybrosseau 2012-07-12: Validate that using traceset hooks instead of the global one is valid | |
3427 | //Use traceset hooks | |
3428 | event_hook = lttv_traceset_get_hooks(traceset); | |
7a4bdb54 YB |
3429 | g_assert(event_hook); |
3430 | ||
3431 | lttv_hooks_add(event_hook,syscall_entry , NULL, LTTV_PRIO_STATE); | |
3432 | lttv_hooks_add(event_hook,syscall_exit , NULL, LTTV_PRIO_STATE); | |
3433 | lttv_hooks_add(event_hook,irq_entry , NULL, LTTV_PRIO_STATE); | |
3434 | lttv_hooks_add(event_hook,irq_exit , NULL, LTTV_PRIO_STATE); | |
3435 | lttv_hooks_add(event_hook,soft_irq_raise , NULL, LTTV_PRIO_STATE); | |
3436 | lttv_hooks_add(event_hook,soft_irq_entry , NULL, LTTV_PRIO_STATE); | |
3437 | lttv_hooks_add(event_hook,soft_irq_exit , NULL, LTTV_PRIO_STATE); | |
3438 | lttv_hooks_add(event_hook,schedchange , NULL, LTTV_PRIO_STATE); | |
3439 | lttv_hooks_add(event_hook,sched_try_wakeup , NULL, LTTV_PRIO_STATE); | |
3440 | lttv_hooks_add(event_hook,process_exit , NULL, LTTV_PRIO_STATE); | |
7b20eed1 YB |
3441 | lttv_hooks_add(event_hook,process_free , NULL, LTTV_PRIO_STATE); |
3442 | lttv_hooks_add(event_hook,process_fork , NULL, LTTV_PRIO_STATE); | |
7a4bdb54 YB |
3443 | lttv_hooks_add(event_hook,process_exec , NULL, LTTV_PRIO_STATE); |
3444 | lttv_hooks_add(event_hook,enum_process_state , NULL, LTTV_PRIO_STATE); | |
3445 | lttv_hooks_add(event_hook,statedump_end , NULL, LTTV_PRIO_STATE); | |
3446 | lttv_hooks_add(event_hook,enum_interrupt , NULL, LTTV_PRIO_STATE); | |
3447 | ||
3448 | #ifdef BABEL_CLEANUP //For the whole function this time | |
3449 | guint i, j, k, nb_trace; | |
90e19f82 | 3450 | LttvTraceState *ts; |
90e19f82 | 3451 | GArray *hooks; |
7a4bdb54 | 3452 | // LttvTraceHook *th; |
90e19f82 AM |
3453 | LttvAttributeValue val; |
3454 | ||
3455 | nb_trace = lttv_traceset_number(traceset); | |
7a4bdb54 YB |
3456 | for (i = 0 ; i < nb_trace ; i++) { |
3457 | ts = lttv_traceset_get(traceset, i)-; | |
90e19f82 AM |
3458 | |
3459 | /* Find the eventtype id for the following events and register the | |
3460 | associated by id hooks. */ | |
3461 | ||
3462 | hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 20); | |
3463 | //hooks = g_array_set_size(hooks, 19); // Max possible number of hooks. | |
3464 | //hn = 0; | |
3465 | ||
7a4bdb54 | 3466 | lttv_trace_find_hook(tss->parent.t, |
90e19f82 AM |
3467 | LTT_CHANNEL_KERNEL, |
3468 | LTT_EVENT_SYSCALL_ENTRY, | |
3469 | FIELD_ARRAY(LTT_FIELD_SYSCALL_ID), | |
3470 | syscall_entry, NULL, &hooks); | |
3471 | ||
3472 | lttv_trace_find_hook(ts->parent.t, | |
3473 | LTT_CHANNEL_KERNEL, | |
3474 | LTT_EVENT_SYSCALL_EXIT, | |
3475 | NULL, | |
3476 | syscall_exit, NULL, &hooks); | |
3477 | ||
7a4bdb54 | 3478 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
3479 | lttv_trace_find_hook(ts->parent.t, |
3480 | LTT_CHANNEL_KERNEL, | |
3481 | LTT_EVENT_TRAP_ENTRY, | |
3482 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
3483 | trap_entry, NULL, &hooks); | |
3484 | ||
3485 | lttv_trace_find_hook(ts->parent.t, | |
3486 | LTT_CHANNEL_KERNEL, | |
3487 | LTT_EVENT_TRAP_EXIT, | |
3488 | NULL, | |
3489 | trap_exit, NULL, &hooks); | |
7a4bdb54 | 3490 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
3491 | |
3492 | lttv_trace_find_hook(ts->parent.t, | |
3493 | LTT_CHANNEL_KERNEL, | |
3494 | LTT_EVENT_PAGE_FAULT_ENTRY, | |
3495 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
3496 | trap_entry, NULL, &hooks); | |
3497 | ||
3498 | lttv_trace_find_hook(ts->parent.t, | |
3499 | LTT_CHANNEL_KERNEL, | |
3500 | LTT_EVENT_PAGE_FAULT_EXIT, | |
3501 | NULL, | |
3502 | trap_exit, NULL, &hooks); | |
3503 | ||
7a4bdb54 | 3504 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
3505 | lttv_trace_find_hook(ts->parent.t, |
3506 | LTT_CHANNEL_KERNEL, | |
3507 | LTT_EVENT_PAGE_FAULT_NOSEM_ENTRY, | |
3508 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
3509 | trap_entry, NULL, &hooks); | |
3510 | ||
3511 | lttv_trace_find_hook(ts->parent.t, | |
3512 | LTT_CHANNEL_KERNEL, | |
3513 | LTT_EVENT_PAGE_FAULT_NOSEM_EXIT, | |
3514 | NULL, | |
3515 | trap_exit, NULL, &hooks); | |
7a4bdb54 | 3516 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
3517 | |
3518 | lttv_trace_find_hook(ts->parent.t, | |
3519 | LTT_CHANNEL_KERNEL, | |
3520 | LTT_EVENT_IRQ_ENTRY, | |
3521 | FIELD_ARRAY(LTT_FIELD_IRQ_ID), | |
3522 | irq_entry, NULL, &hooks); | |
3523 | ||
3524 | lttv_trace_find_hook(ts->parent.t, | |
3525 | LTT_CHANNEL_KERNEL, | |
3526 | LTT_EVENT_IRQ_EXIT, | |
3527 | NULL, | |
3528 | irq_exit, NULL, &hooks); | |
3529 | ||
3530 | lttv_trace_find_hook(ts->parent.t, | |
3531 | LTT_CHANNEL_KERNEL, | |
3532 | LTT_EVENT_SOFT_IRQ_RAISE, | |
3533 | FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID), | |
3534 | soft_irq_raise, NULL, &hooks); | |
3535 | ||
3536 | lttv_trace_find_hook(ts->parent.t, | |
3537 | LTT_CHANNEL_KERNEL, | |
3538 | LTT_EVENT_SOFT_IRQ_ENTRY, | |
3539 | FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID), | |
3540 | soft_irq_entry, NULL, &hooks); | |
3541 | ||
3542 | lttv_trace_find_hook(ts->parent.t, | |
3543 | LTT_CHANNEL_KERNEL, | |
3544 | LTT_EVENT_SOFT_IRQ_EXIT, | |
3545 | NULL, | |
3546 | soft_irq_exit, NULL, &hooks); | |
3547 | ||
3548 | lttv_trace_find_hook(ts->parent.t, | |
3549 | LTT_CHANNEL_KERNEL, | |
3550 | LTT_EVENT_SCHED_SCHEDULE, | |
3551 | FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, | |
3552 | LTT_FIELD_PREV_STATE), | |
3553 | schedchange, NULL, &hooks); | |
3554 | ||
3555 | lttv_trace_find_hook(ts->parent.t, | |
3556 | LTT_CHANNEL_KERNEL, | |
3557 | LTT_EVENT_SCHED_TRY_WAKEUP, | |
3558 | FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_CPU_ID, LTT_FIELD_STATE), | |
3559 | sched_try_wakeup, NULL, &hooks); | |
3560 | ||
3561 | lttv_trace_find_hook(ts->parent.t, | |
3562 | LTT_CHANNEL_KERNEL, | |
3563 | LTT_EVENT_PROCESS_FORK, | |
3564 | FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, | |
3565 | LTT_FIELD_CHILD_TGID), | |
3566 | process_fork, NULL, &hooks); | |
3567 | ||
3568 | lttv_trace_find_hook(ts->parent.t, | |
3569 | LTT_CHANNEL_KERNEL, | |
3570 | LTT_EVENT_KTHREAD_CREATE, | |
3571 | FIELD_ARRAY(LTT_FIELD_PID), | |
3572 | process_kernel_thread, NULL, &hooks); | |
3573 | ||
3574 | lttv_trace_find_hook(ts->parent.t, | |
3575 | LTT_CHANNEL_KERNEL, | |
3576 | LTT_EVENT_PROCESS_EXIT, | |
3577 | FIELD_ARRAY(LTT_FIELD_PID), | |
3578 | process_exit, NULL, &hooks); | |
3579 | ||
3580 | lttv_trace_find_hook(ts->parent.t, | |
3581 | LTT_CHANNEL_KERNEL, | |
3582 | LTT_EVENT_PROCESS_FREE, | |
3583 | FIELD_ARRAY(LTT_FIELD_PID), | |
3584 | process_free, NULL, &hooks); | |
3585 | ||
3586 | lttv_trace_find_hook(ts->parent.t, | |
3587 | LTT_CHANNEL_FS, | |
3588 | LTT_EVENT_EXEC, | |
3589 | FIELD_ARRAY(LTT_FIELD_FILENAME), | |
3590 | process_exec, NULL, &hooks); | |
3591 | ||
90e19f82 AM |
3592 | /* statedump-related hooks */ |
3593 | lttv_trace_find_hook(ts->parent.t, | |
3594 | LTT_CHANNEL_TASK_STATE, | |
3595 | LTT_EVENT_PROCESS_STATE, | |
3596 | FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME, | |
3597 | LTT_FIELD_TYPE, LTT_FIELD_MODE, LTT_FIELD_SUBMODE, | |
3598 | LTT_FIELD_STATUS, LTT_FIELD_TGID), | |
3599 | enum_process_state, NULL, &hooks); | |
3600 | ||
3601 | lttv_trace_find_hook(ts->parent.t, | |
3602 | LTT_CHANNEL_GLOBAL_STATE, | |
3603 | LTT_EVENT_STATEDUMP_END, | |
3604 | NULL, | |
3605 | statedump_end, NULL, &hooks); | |
3606 | ||
3607 | lttv_trace_find_hook(ts->parent.t, | |
3608 | LTT_CHANNEL_IRQ_STATE, | |
3609 | LTT_EVENT_LIST_INTERRUPT, | |
3610 | FIELD_ARRAY(LTT_FIELD_ACTION, LTT_FIELD_IRQ_ID), | |
3611 | enum_interrupt, NULL, &hooks); | |
3612 | ||
3613 | lttv_trace_find_hook(ts->parent.t, | |
3614 | LTT_CHANNEL_BLOCK, | |
3615 | LTT_EVENT_REQUEST_ISSUE, | |
3616 | FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), | |
3617 | bdev_request_issue, NULL, &hooks); | |
3618 | ||
3619 | lttv_trace_find_hook(ts->parent.t, | |
3620 | LTT_CHANNEL_BLOCK, | |
3621 | LTT_EVENT_REQUEST_COMPLETE, | |
3622 | FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), | |
3623 | bdev_request_complete, NULL, &hooks); | |
3624 | ||
3625 | lttv_trace_find_hook(ts->parent.t, | |
3626 | LTT_CHANNEL_USERSPACE, | |
3627 | LTT_EVENT_FUNCTION_ENTRY, | |
3628 | FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), | |
3629 | function_entry, NULL, &hooks); | |
3630 | ||
3631 | lttv_trace_find_hook(ts->parent.t, | |
3632 | LTT_CHANNEL_USERSPACE, | |
3633 | LTT_EVENT_FUNCTION_EXIT, | |
3634 | FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), | |
3635 | function_exit, NULL, &hooks); | |
3636 | ||
3637 | lttv_trace_find_hook(ts->parent.t, | |
3638 | LTT_CHANNEL_SYSCALL_STATE, | |
3639 | LTT_EVENT_SYS_CALL_TABLE, | |
3640 | FIELD_ARRAY(LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL), | |
3641 | dump_syscall, NULL, &hooks); | |
3642 | ||
3643 | lttv_trace_find_hook(ts->parent.t, | |
3644 | LTT_CHANNEL_KPROBE_STATE, | |
3645 | LTT_EVENT_KPROBE_TABLE, | |
3646 | FIELD_ARRAY(LTT_FIELD_IP, LTT_FIELD_SYMBOL), | |
3647 | dump_kprobe, NULL, &hooks); | |
3648 | ||
3649 | lttv_trace_find_hook(ts->parent.t, | |
3650 | LTT_CHANNEL_SOFTIRQ_STATE, | |
3651 | LTT_EVENT_SOFTIRQ_VEC, | |
3652 | FIELD_ARRAY(LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL), | |
3653 | dump_softirq, NULL, &hooks); | |
3654 | ||
3655 | lttv_trace_find_hook(ts->parent.t, | |
3656 | LTT_CHANNEL_FS, | |
3657 | LTT_EVENT_OPEN, | |
3658 | FIELD_ARRAY(LTT_FIELD_FD, LTT_FIELD_FILENAME), | |
3659 | fs_open, NULL, &hooks); | |
3660 | ||
3661 | /* Add these hooks to each event_by_id hooks list */ | |
3662 | ||
3663 | nb_tracefile = ts->parent.tracefiles->len; | |
3664 | ||
3665 | for(j = 0 ; j < nb_tracefile ; j++) { | |
3666 | tfs = | |
3667 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
3668 | LttvTracefileContext*, j)); | |
3669 | ||
3670 | for(k = 0 ; k < hooks->len ; k++) { | |
3671 | th = &g_array_index(hooks, LttvTraceHook, k); | |
3672 | if (th->mdata == tfs->parent.tf->mdata) | |
3673 | lttv_hooks_add( | |
3674 | lttv_hooks_by_id_find(tfs->parent.event_by_id, th->id), | |
3675 | th->h, | |
3676 | th, | |
3677 | LTTV_PRIO_STATE); | |
3678 | } | |
3679 | } | |
3680 | lttv_attribute_find(ts->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); | |
3681 | *(val.v_pointer) = hooks; | |
3682 | } | |
7a4bdb54 | 3683 | #endif |
dc877563 | 3684 | } |
3685 | ||
58c88a41 | 3686 | gint lttv_state_hook_remove_event_hooks(void *hook_data, void *call_data) |
3687 | { | |
58c88a41 | 3688 | |
58b4e4ae YB |
3689 | LttvTraceset *traceset = (LttvTraceset*)(call_data); |
3690 | ||
3691 | lttv_state_remove_event_hooks(traceset); | |
3692 | ||
90e19f82 | 3693 | return 0; |
58c88a41 | 3694 | } |
58b4e4ae YB |
3695 | |
3696 | void lttv_state_remove_event_hooks(LttvTraceset *traceset) | |
dc877563 | 3697 | { |
dc877563 | 3698 | |
90e19f82 | 3699 | guint i, j, k, nb_trace, nb_tracefile; |
dc877563 | 3700 | |
58b4e4ae | 3701 | //LttvTraceState *ts; |
dc877563 | 3702 | |
58b4e4ae | 3703 | //GArray *hooks; |
dc877563 | 3704 | |
58b4e4ae | 3705 | //LttvTraceHook *th; |
dc877563 | 3706 | |
58b4e4ae | 3707 | //LttvAttributeValue val; |
dc877563 | 3708 | |
58b4e4ae YB |
3709 | LttvHooks*event_hook; |
3710 | //TODO ybrosseau 2012-07-17 validate this. Reversed what's done in the add | |
3711 | event_hook = lttv_traceset_get_hooks(traceset); | |
dc877563 | 3712 | |
58b4e4ae YB |
3713 | g_assert(event_hook); |
3714 | ||
3715 | ||
3716 | lttv_hooks_remove(event_hook,syscall_entry ); | |
3717 | lttv_hooks_remove(event_hook,syscall_exit); | |
3718 | lttv_hooks_remove(event_hook,irq_entry ); | |
3719 | lttv_hooks_remove(event_hook,irq_exit ); | |
3720 | lttv_hooks_remove(event_hook,soft_irq_raise); | |
3721 | lttv_hooks_remove(event_hook,soft_irq_entry); | |
3722 | lttv_hooks_remove(event_hook,soft_irq_exit); | |
3723 | lttv_hooks_remove(event_hook,schedchange); | |
3724 | lttv_hooks_remove(event_hook,sched_try_wakeup); | |
3725 | lttv_hooks_remove(event_hook,process_exit); | |
3726 | lttv_hooks_remove(event_hook,process_free); | |
3727 | lttv_hooks_remove(event_hook,process_exec); | |
3728 | lttv_hooks_remove(event_hook,enum_process_state); | |
3729 | lttv_hooks_remove(event_hook,statedump_end); | |
3730 | lttv_hooks_remove(event_hook,enum_interrupt); | |
3731 | #ifdef BABEL_CLEANUP | |
90e19f82 AM |
3732 | nb_trace = lttv_traceset_number(traceset); |
3733 | for(i = 0 ; i < nb_trace ; i++) { | |
58b4e4ae | 3734 | ts = lttv_traceset_get(i); |
7df20ca4 | 3735 | |
90e19f82 AM |
3736 | lttv_attribute_find(ts->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
3737 | hooks = *(val.v_pointer); | |
dc877563 | 3738 | |
90e19f82 | 3739 | /* Remove these hooks from each event_by_id hooks list */ |
dc877563 | 3740 | |
90e19f82 | 3741 | nb_tracefile = ts->parent.tracefiles->len; |
dbb7bb09 | 3742 | |
90e19f82 AM |
3743 | for(j = 0 ; j < nb_tracefile ; j++) { |
3744 | tfs = | |
3745 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
3746 | LttvTracefileContext*, j)); | |
dc877563 | 3747 | |
90e19f82 AM |
3748 | for(k = 0 ; k < hooks->len ; k++) { |
3749 | th = &g_array_index(hooks, LttvTraceHook, k); | |
3750 | if (th->mdata == tfs->parent.tf->mdata) | |
3751 | lttv_hooks_remove_data( | |
3752 | lttv_hooks_by_id_find(tfs->parent.event_by_id, th->id), | |
3753 | th->h, | |
3754 | th); | |
3755 | } | |
3756 | } | |
3757 | lttv_trace_hook_remove_all(&hooks); | |
3758 | g_array_free(hooks, TRUE); | |
3759 | } | |
7a4bdb54 | 3760 | #endif |
58b4e4ae YB |
3761 | } |
3762 | ||
3763 | ||
eed2ef37 | 3764 | static gboolean state_save_event_hook(void *hook_data, void *call_data) |
3765 | { | |
90e19f82 AM |
3766 | guint *event_count = (guint*)hook_data; |
3767 | ||
3768 | /* Only save at LTTV_STATE_SAVE_INTERVAL */ | |
3769 | if(likely((*event_count)++ < LTTV_STATE_SAVE_INTERVAL)) | |
3770 | return FALSE; | |
3771 | else | |
3772 | *event_count = 0; | |
eed2ef37 | 3773 | |
58b4e4ae | 3774 | LttvEvent *event = (LttvEvent *)call_data; |
eed2ef37 | 3775 | |
58b4e4ae | 3776 | LttvTraceset *traceset = lttv_trace_get_traceset(event->state->trace); |
eed2ef37 | 3777 | |
90e19f82 | 3778 | LttvAttribute *saved_states_tree, *saved_state_tree; |
eed2ef37 | 3779 | |
90e19f82 | 3780 | LttvAttributeValue value; |
58b4e4ae YB |
3781 | LttTime currentTime; |
3782 | guint i; | |
3783 | currentTime = lttv_event_get_timestamp(event); | |
3784 | int nb_trace = lttv_traceset_number(traceset); | |
3785 | for(i = 0 ; i < nb_trace ; i++) { | |
eed2ef37 | 3786 | |
58b4e4ae YB |
3787 | LttvTrace *trace = lttv_traceset_get(traceset, i); |
3788 | LttvTraceState *tstate = trace->state; | |
3789 | saved_states_tree = lttv_attribute_find_subdir(trace->a, | |
3790 | LTTV_STATE_SAVED_STATES); | |
3791 | ||
3792 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
3793 | value = lttv_attribute_add(saved_states_tree, | |
3794 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); | |
3795 | *(value.v_gobject) = (GObject *)saved_state_tree; | |
eed2ef37 | 3796 | |
eed2ef37 | 3797 | |
58b4e4ae YB |
3798 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); |
3799 | *(value.v_time) = currentTime; | |
3800 | ||
3801 | lttv_state_save(tstate, saved_state_tree); | |
3802 | g_debug("Saving state at time %lu.%lu", currentTime.tv_sec, | |
3803 | currentTime.tv_nsec); | |
3804 | ||
3805 | *(tstate->max_time_state_recomputed_in_seek) = currentTime; | |
3806 | } | |
90e19f82 | 3807 | return FALSE; |
eed2ef37 | 3808 | } |
3809 | ||
14aecf75 | 3810 | static gboolean state_save_after_trace_hook(void *hook_data, void *call_data) |
3811 | { | |
58b4e4ae YB |
3812 | #warning "Would we move max_time to traceset" |
3813 | LttvTrace *trace = (LttvTrace *)(call_data); | |
3814 | LttvTraceState *tcs = trace->state; | |
3815 | TimeInterval time_span = lttv_traceset_get_time_span_real(lttv_trace_get_traceset(trace)); | |
14aecf75 | 3816 | |
58b4e4ae | 3817 | *(tcs->max_time_state_recomputed_in_seek) = time_span.end_time; |
90e19f82 AM |
3818 | |
3819 | return FALSE; | |
14aecf75 | 3820 | } |
58b4e4ae | 3821 | #ifdef BABEL_CLEANUP |
ae3d0f50 | 3822 | guint lttv_state_current_cpu(LttvTracefileState *tfs) |
3823 | { | |
90e19f82 | 3824 | return tfs->cpu; |
ae3d0f50 | 3825 | } |
3826 | ||
7a4bdb54 | 3827 | #endif //BABEL_CLEANUP |
ae3d0f50 | 3828 | |
eed2ef37 | 3829 | #if 0 |
08b1c66e | 3830 | static gboolean block_start(void *hook_data, void *call_data) |
308711e5 | 3831 | { |
90e19f82 | 3832 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
308711e5 | 3833 | |
90e19f82 | 3834 | LttvTracefileState *tfcs; |
dbb7bb09 | 3835 | |
90e19f82 | 3836 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
308711e5 | 3837 | |
90e19f82 | 3838 | LttEventPosition *ep; |
308711e5 | 3839 | |
90e19f82 | 3840 | guint i, nb_block, nb_event, nb_tracefile; |
308711e5 | 3841 | |
90e19f82 | 3842 | LttTracefile *tf; |
308711e5 | 3843 | |
90e19f82 | 3844 | LttvAttribute *saved_states_tree, *saved_state_tree; |
308711e5 | 3845 | |
90e19f82 | 3846 | LttvAttributeValue value; |
eed2ef37 | 3847 | |
90e19f82 | 3848 | ep = ltt_event_position_new(); |
dbb7bb09 | 3849 | |
90e19f82 | 3850 | nb_tracefile = tcs->parent.tracefiles->len; |
dbb7bb09 | 3851 | |
90e19f82 AM |
3852 | /* Count the number of events added since the last block end in any |
3853 | tracefile. */ | |
308711e5 | 3854 | |
90e19f82 AM |
3855 | for(i = 0 ; i < nb_tracefile ; i++) { |
3856 | tfcs = | |
3857 | LTTV_TRACEFILE_STATE(&g_array_index(tcs->parent.tracefiles, | |
3858 | LttvTracefileContext, i)); | |
3859 | ltt_event_position(tfcs->parent.e, ep); | |
3860 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); | |
3861 | tcs->nb_event += nb_event - tfcs->saved_position; | |
3862 | tfcs->saved_position = nb_event; | |
3863 | } | |
3864 | g_free(ep); | |
3865 | ||
3866 | if(tcs->nb_event >= tcs->save_interval) { | |
3867 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, | |
3868 | LTTV_STATE_SAVED_STATES); | |
3869 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
3870 | value = lttv_attribute_add(saved_states_tree, | |
3871 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); | |
3872 | *(value.v_gobject) = (GObject *)saved_state_tree; | |
3873 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); | |
3874 | *(value.v_time) = self->parent.timestamp; | |
3875 | lttv_state_save(tcs, saved_state_tree); | |
3876 | tcs->nb_event = 0; | |
3877 | g_debug("Saving state at time %lu.%lu", self->parent.timestamp.tv_sec, | |
3878 | self->parent.timestamp.tv_nsec); | |
3879 | } | |
3880 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; | |
3881 | return FALSE; | |
308711e5 | 3882 | } |
eed2ef37 | 3883 | #endif //0 |
308711e5 | 3884 | |
eed2ef37 | 3885 | #if 0 |
08b1c66e | 3886 | static gboolean block_end(void *hook_data, void *call_data) |
3887 | { | |
90e19f82 | 3888 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
08b1c66e | 3889 | |
90e19f82 | 3890 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
08b1c66e | 3891 | |
90e19f82 | 3892 | LttTracefile *tf; |
08b1c66e | 3893 | |
90e19f82 | 3894 | LttEventPosition *ep; |
08b1c66e | 3895 | |
90e19f82 | 3896 | guint nb_block, nb_event; |
08b1c66e | 3897 | |
90e19f82 AM |
3898 | ep = ltt_event_position_new(); |
3899 | ltt_event_position(self->parent.e, ep); | |
3900 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); | |
3901 | tcs->nb_event += nb_event - self->saved_position + 1; | |
3902 | self->saved_position = 0; | |
3903 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; | |
3904 | g_free(ep); | |
00e74b69 | 3905 | |
90e19f82 | 3906 | return FALSE; |
08b1c66e | 3907 | } |
eed2ef37 | 3908 | #endif //0 |
3909 | #if 0 | |
308711e5 | 3910 | void lttv_state_save_add_event_hooks(LttvTracesetState *self) |
3911 | { | |
90e19f82 | 3912 | LttvTraceset *traceset = self->parent.ts; |
308711e5 | 3913 | |
90e19f82 | 3914 | guint i, j, nb_trace, nb_tracefile; |
308711e5 | 3915 | |
90e19f82 | 3916 | LttvTraceState *ts; |
308711e5 | 3917 | |
90e19f82 | 3918 | LttvTracefileState *tfs; |
308711e5 | 3919 | |
90e19f82 | 3920 | LttvTraceHook hook_start, hook_end; |
308711e5 | 3921 | |
90e19f82 AM |
3922 | nb_trace = lttv_traceset_number(traceset); |
3923 | for(i = 0 ; i < nb_trace ; i++) { | |
3924 | ts = (LttvTraceState *)self->parent.traces[i]; | |
eed2ef37 | 3925 | |
90e19f82 AM |
3926 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
3927 | NULL, NULL, block_start, &hook_start); | |
3928 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, | |
3929 | NULL, NULL, block_end, &hook_end); | |
308711e5 | 3930 | |
90e19f82 | 3931 | nb_tracefile = ts->parent.tracefiles->len; |
308711e5 | 3932 | |
90e19f82 AM |
3933 | for(j = 0 ; j < nb_tracefile ; j++) { |
3934 | tfs = | |
3935 | LTTV_TRACEFILE_STATE(&g_array_index(ts->parent.tracefiles, | |
3936 | LttvTracefileContext, j)); | |
3937 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, | |
3938 | hook_start.id), hook_start.h, NULL, LTTV_PRIO_STATE); | |
3939 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, | |
3940 | hook_end.id), hook_end.h, NULL, LTTV_PRIO_STATE); | |
3941 | } | |
3942 | } | |
eed2ef37 | 3943 | } |
3944 | #endif //0 | |
58b4e4ae YB |
3945 | |
3946 | void lttv_state_save_add_event_hooks(LttvTraceset *traceset) | |
eed2ef37 | 3947 | { |
eed2ef37 | 3948 | |
90e19f82 | 3949 | guint i, j, nb_trace, nb_tracefile; |
eed2ef37 | 3950 | |
90e19f82 | 3951 | LttvTraceState *ts; |
eed2ef37 | 3952 | |
90e19f82 | 3953 | LttvTracefileState *tfs; |
eed2ef37 | 3954 | |
58b4e4ae YB |
3955 | |
3956 | if(!traceset->has_precomputed_states) { | |
3957 | guint *event_count = g_new(guint, 1); | |
3958 | ||
3959 | *event_count = 0; | |
3960 | lttv_hooks_add(traceset->event_hooks, | |
3961 | state_save_event_hook, | |
3962 | event_count, | |
3963 | LTTV_PRIO_STATE); | |
3964 | ||
3965 | #ifdef BABEL_CLEANUP | |
90e19f82 AM |
3966 | nb_trace = lttv_traceset_number(traceset); |
3967 | for(i = 0 ; i < nb_trace ; i++) { | |
eed2ef37 | 3968 | |
90e19f82 AM |
3969 | ts = (LttvTraceState *)self->parent.traces[i]; |
3970 | nb_tracefile = ts->parent.tracefiles->len; | |
eed2ef37 | 3971 | |
90e19f82 | 3972 | if(ts->has_precomputed_states) continue; |
ce05e187 | 3973 | |
90e19f82 AM |
3974 | guint *event_count = g_new(guint, 1); |
3975 | *event_count = 0; | |
3054461a | 3976 | |
90e19f82 AM |
3977 | for(j = 0 ; j < nb_tracefile ; j++) { |
3978 | tfs = | |
3979 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
3980 | LttvTracefileContext*, j)); | |
3981 | lttv_hooks_add(tfs->parent.event, | |
3982 | state_save_event_hook, | |
3983 | event_count, | |
3984 | LTTV_PRIO_STATE); | |
3985 | ||
3986 | } | |
3987 | } | |
58b4e4ae YB |
3988 | #endif |
3989 | lttv_process_traceset_begin(traceset, | |
3990 | NULL, NULL, NULL, NULL, NULL); | |
3991 | } | |
eed2ef37 | 3992 | |
308711e5 | 3993 | } |
3994 | ||
b56b5fec | 3995 | gint lttv_state_save_hook_add_event_hooks(void *hook_data, void *call_data) |
3996 | { | |
58b4e4ae | 3997 | LttvTraceset *ts = (LttvTraceset*)(call_data); |
b56b5fec | 3998 | |
58b4e4ae | 3999 | lttv_state_save_add_event_hooks(ts); |
b56b5fec | 4000 | |
90e19f82 | 4001 | return 0; |
b56b5fec | 4002 | } |
58b4e4ae | 4003 | |
308711e5 | 4004 | |
eed2ef37 | 4005 | #if 0 |
308711e5 | 4006 | void lttv_state_save_remove_event_hooks(LttvTracesetState *self) |
4007 | { | |
90e19f82 | 4008 | LttvTraceset *traceset = self->parent.ts; |
308711e5 | 4009 | |
90e19f82 | 4010 | guint i, j, nb_trace, nb_tracefile; |
308711e5 | 4011 | |
90e19f82 | 4012 | LttvTraceState *ts; |
308711e5 | 4013 | |
90e19f82 | 4014 | LttvTracefileState *tfs; |
308711e5 | 4015 | |
90e19f82 | 4016 | LttvTraceHook hook_start, hook_end; |
308711e5 | 4017 | |
90e19f82 AM |
4018 | nb_trace = lttv_traceset_number(traceset); |
4019 | for(i = 0 ; i < nb_trace ; i++) { | |
4020 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); | |
eed2ef37 | 4021 | |
90e19f82 AM |
4022 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
4023 | NULL, NULL, block_start, &hook_start); | |
08b1c66e | 4024 | |
90e19f82 AM |
4025 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
4026 | NULL, NULL, block_end, &hook_end); | |
308711e5 | 4027 | |
90e19f82 | 4028 | nb_tracefile = ts->parent.tracefiles->len; |
308711e5 | 4029 | |
90e19f82 AM |
4030 | for(j = 0 ; j < nb_tracefile ; j++) { |
4031 | tfs = | |
4032 | LTTV_TRACEFILE_STATE(&g_array_index(ts->parent.tracefiles, | |
4033 | LttvTracefileContext, j)); | |
4034 | lttv_hooks_remove_data(lttv_hooks_by_id_find( | |
4035 | tfs->parent.event_by_id, hook_start.id), hook_start.h, NULL); | |
4036 | lttv_hooks_remove_data(lttv_hooks_by_id_find( | |
4037 | tfs->parent.event_by_id, hook_end.id), hook_end.h, NULL); | |
4038 | } | |
4039 | } | |
308711e5 | 4040 | } |
eed2ef37 | 4041 | #endif //0 |
58b4e4ae YB |
4042 | |
4043 | void lttv_state_save_remove_event_hooks(LttvTraceset *traceset) | |
eed2ef37 | 4044 | { |
eed2ef37 | 4045 | |
90e19f82 | 4046 | guint i, j, nb_trace, nb_tracefile; |
eed2ef37 | 4047 | |
90e19f82 | 4048 | LttvTraceState *ts; |
eed2ef37 | 4049 | |
90e19f82 | 4050 | LttvTracefileState *tfs; |
eed2ef37 | 4051 | |
90e19f82 | 4052 | LttvHooks *after_trace = lttv_hooks_new(); |
58b4e4ae | 4053 | guint *event_count = NULL; |
14aecf75 | 4054 | |
90e19f82 AM |
4055 | lttv_hooks_add(after_trace, |
4056 | state_save_after_trace_hook, | |
4057 | NULL, | |
4058 | LTTV_PRIO_STATE); | |
4059 | ||
4060 | ||
58b4e4ae YB |
4061 | lttv_process_traceset_end(traceset, |
4062 | NULL, after_trace, NULL, NULL); | |
eed2ef37 | 4063 | |
90e19f82 AM |
4064 | lttv_hooks_destroy(after_trace); |
4065 | ||
58b4e4ae YB |
4066 | //nb_trace = lttv_traceset_number(traceset); |
4067 | ||
4068 | event_count = lttv_hooks_remove(traceset->event_hooks, | |
4069 | state_save_event_hook); | |
4070 | ||
4071 | if(event_count) g_free(event_count); | |
4072 | ||
4073 | #ifdef BABEL_CLEANUP | |
90e19f82 | 4074 | for(i = 0 ; i < nb_trace ; i++) { |
eed2ef37 | 4075 | |
90e19f82 AM |
4076 | ts = (LttvTraceState *)self->parent.traces[i]; |
4077 | nb_tracefile = ts->parent.tracefiles->len; | |
eed2ef37 | 4078 | |
90e19f82 | 4079 | if(ts->has_precomputed_states) continue; |
ce05e187 | 4080 | |
90e19f82 | 4081 | guint *event_count = NULL; |
eed2ef37 | 4082 | |
90e19f82 AM |
4083 | for(j = 0 ; j < nb_tracefile ; j++) { |
4084 | tfs = | |
4085 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
4086 | LttvTracefileContext*, j)); | |
4087 | event_count = lttv_hooks_remove(tfs->parent.event, | |
4088 | state_save_event_hook); | |
4089 | } | |
4090 | if(event_count) g_free(event_count); | |
4091 | } | |
58b4e4ae | 4092 | #endif |
eed2ef37 | 4093 | } |
308711e5 | 4094 | |
b56b5fec | 4095 | gint lttv_state_save_hook_remove_event_hooks(void *hook_data, void *call_data) |
4096 | { | |
58b4e4ae | 4097 | LttvTraceset *ts = (LttvTraceset*)(call_data); |
b56b5fec | 4098 | |
58b4e4ae | 4099 | lttv_state_save_remove_event_hooks(ts); |
b56b5fec | 4100 | |
90e19f82 | 4101 | return 0; |
b56b5fec | 4102 | } |
308711e5 | 4103 | |
58b4e4ae YB |
4104 | |
4105 | void lttv_state_traceset_seek_time(LttvTraceset *traceset, LttTime t) | |
308711e5 | 4106 | { |
58b4e4ae YB |
4107 | lttv_state_traceset_seek_time_closest(traceset, |
4108 | t); | |
4109 | lttv_process_traceset_middle(traceset, t, G_MAXUINT, | |
4110 | NULL); | |
4111 | } | |
90e19f82 | 4112 | |
58b4e4ae YB |
4113 | void lttv_state_traceset_seek_position(LttvTraceset *traceset, LttvTracesetPosition *position) |
4114 | { | |
4115 | LttTime t = lttv_traceset_position_get_time(position); | |
4116 | ||
4117 | lttv_state_traceset_seek_time_closest(traceset, | |
4118 | t); | |
4119 | lttv_process_traceset_middle(traceset, | |
4120 | ltt_time_infinite, | |
4121 | G_MAXUINT, | |
4122 | position); | |
4123 | } | |
4124 | ||
4125 | void lttv_state_traceset_seek_time_closest(LttvTraceset *traceset, LttTime t) | |
4126 | { | |
90e19f82 | 4127 | guint i, nb_trace; |
308711e5 | 4128 | |
90e19f82 | 4129 | int min_pos, mid_pos, max_pos; |
308711e5 | 4130 | |
90e19f82 | 4131 | guint call_rest = 0; |
58b4e4ae YB |
4132 | guint resto_start = 0; |
4133 | guint resto_at = 0; | |
728d0c3e | 4134 | |
90e19f82 | 4135 | LttvAttributeValue value; |
308711e5 | 4136 | |
90e19f82 | 4137 | LttvAttributeType type; |
308711e5 | 4138 | |
90e19f82 | 4139 | LttvAttributeName name; |
308711e5 | 4140 | |
90e19f82 | 4141 | gboolean is_named; |
308711e5 | 4142 | |
90e19f82 | 4143 | LttvAttribute *saved_states_tree, *saved_state_tree, *closest_tree = NULL; |
58b4e4ae YB |
4144 | |
4145 | LttTime closest_tree_time, restored_time; | |
aedb80c1 | 4146 | guint first_restored_time = 1; |
c0cb4d12 | 4147 | |
90e19f82 AM |
4148 | //g_tree_destroy(self->parent.pqueue); |
4149 | //self->parent.pqueue = g_tree_new(compare_tracefile); | |
308711e5 | 4150 | |
aedb80c1 | 4151 | g_debug("Entering seek_time_closest for time %lu.%lu", t.tv_sec, t.tv_nsec); |
308711e5 | 4152 | |
90e19f82 AM |
4153 | nb_trace = lttv_traceset_number(traceset); |
4154 | for(i = 0 ; i < nb_trace ; i++) { | |
2a2fa4f0 | 4155 | |
58b4e4ae YB |
4156 | LttvTrace *trace = lttv_traceset_get(traceset, i); |
4157 | LttvTraceState *tstate = trace->state; | |
4158 | ||
4159 | if(ltt_time_compare(t, *(tstate->max_time_state_recomputed_in_seek)) < 0) { | |
4160 | saved_states_tree = lttv_attribute_find_subdir(trace->a, | |
90e19f82 AM |
4161 | LTTV_STATE_SAVED_STATES); |
4162 | min_pos = -1; | |
dd025f91 | 4163 | |
90e19f82 AM |
4164 | if(saved_states_tree) { |
4165 | max_pos = lttv_attribute_get_number(saved_states_tree) - 1; | |
4166 | mid_pos = max_pos / 2; | |
4167 | while(min_pos < max_pos) { | |
4168 | type = lttv_attribute_get(saved_states_tree, mid_pos, | |
4169 | &name, &value, &is_named); | |
4170 | g_assert(type == LTTV_GOBJECT); | |
4171 | saved_state_tree = *((LttvAttribute **)(value.v_gobject)); | |
4172 | type = lttv_attribute_get_by_name(saved_state_tree, | |
4173 | LTTV_STATE_TIME, &value); | |
4174 | g_assert(type == LTTV_TIME); | |
4175 | if(ltt_time_compare(*(value.v_time), t) < 0) { | |
4176 | min_pos = mid_pos; | |
4177 | closest_tree = saved_state_tree; | |
58b4e4ae | 4178 | closest_tree_time = *(value.v_time); |
90e19f82 AM |
4179 | } |
4180 | else max_pos = mid_pos - 1; | |
dd025f91 | 4181 | |
90e19f82 AM |
4182 | mid_pos = (min_pos + max_pos + 1) / 2; |
4183 | } | |
4184 | } | |
dd025f91 | 4185 | |
90e19f82 AM |
4186 | /* restore the closest earlier saved state */ |
4187 | if(min_pos != -1) { | |
aedb80c1 YB |
4188 | if(first_restored_time || (ltt_time_compare(restored_time, closest_tree_time) == 0)) { |
4189 | first_restored_time = 0; | |
58b4e4ae YB |
4190 | lttv_state_restore(tstate, closest_tree); |
4191 | ||
4192 | restored_time = closest_tree_time; | |
4193 | call_rest = 1; | |
4194 | } else { | |
4195 | g_debug("State: restored time mismatch between traces"); | |
4196 | resto_start = 1; | |
4197 | break; | |
4198 | } | |
4199 | ||
90e19f82 AM |
4200 | } |
4201 | ||
4202 | /* There is no saved state, yet we want to have it. Restart at T0 */ | |
4203 | else { | |
58b4e4ae YB |
4204 | resto_start = 1; |
4205 | break; | |
90e19f82 AM |
4206 | } |
4207 | } | |
4208 | /* We want to seek quickly without restoring/updating the state */ | |
4209 | else { | |
58b4e4ae YB |
4210 | resto_at = 1; |
4211 | break; | |
90e19f82 AM |
4212 | } |
4213 | } | |
58b4e4ae YB |
4214 | |
4215 | if(resto_start || resto_at) { | |
4216 | // Restore init state and seek so | |
4217 | for(i = 0 ; i < nb_trace ; i++) { | |
4218 | ||
4219 | LttvTrace *trace = lttv_traceset_get(traceset, i); | |
4220 | LttvTraceState *tstate = trace->state; | |
4221 | ||
4222 | restore_init_state(tstate); | |
4223 | } | |
4224 | ||
4225 | // If t > max saved state | |
4226 | if(resto_at) { | |
4227 | lttv_process_traceset_seek_time(traceset, t); | |
4228 | } else if (resto_start) { | |
4229 | // If no saved state | |
4230 | lttv_process_traceset_seek_time(traceset, ltt_time_zero); | |
4231 | } else { | |
4232 | g_assert(FALSE); | |
4233 | } | |
4234 | g_info("NOT Calling restore"); | |
4235 | ||
4236 | } else { | |
4237 | // Seek at checkpoint | |
4238 | lttv_process_traceset_seek_time(traceset, restored_time); | |
4239 | ||
4240 | ||
4241 | } | |
4242 | ||
4243 | ||
308711e5 | 4244 | } |
58b4e4ae | 4245 | |
7a4bdb54 | 4246 | #ifdef BABEL_CLEANUP |
90e19f82 | 4247 | static void traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
308711e5 | 4248 | { |
4249 | } | |
4250 | ||
4251 | ||
90e19f82 | 4252 | static void traceset_state_finalize (LttvTracesetState *self) |
308711e5 | 4253 | { |
90e19f82 AM |
4254 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
4255 | finalize(G_OBJECT(self)); | |
308711e5 | 4256 | } |
4257 | ||
4258 | ||
90e19f82 | 4259 | static void traceset_state_class_init (LttvTracesetContextClass *klass) |
308711e5 | 4260 | { |
90e19f82 | 4261 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
308711e5 | 4262 | |
90e19f82 AM |
4263 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
4264 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; | |
4265 | klass->fini = (void (*)(LttvTracesetContext *self))fini; | |
4266 | klass->new_traceset_context = new_traceset_context; | |
4267 | klass->new_trace_context = new_trace_context; | |
4268 | klass->new_tracefile_context = new_tracefile_context; | |
308711e5 | 4269 | } |
4270 | ||
4271 | ||
90e19f82 | 4272 | GType lttv_traceset_state_get_type(void) |
308711e5 | 4273 | { |
90e19f82 AM |
4274 | static GType type = 0; |
4275 | if (type == 0) { | |
4276 | static const GTypeInfo info = { | |
4277 | sizeof (LttvTracesetStateClass), | |
4278 | NULL, /* base_init */ | |
4279 | NULL, /* base_finalize */ | |
4280 | (GClassInitFunc) traceset_state_class_init, /* class_init */ | |
4281 | NULL, /* class_finalize */ | |
4282 | NULL, /* class_data */ | |
4283 | sizeof (LttvTracesetState), | |
4284 | 0, /* n_preallocs */ | |
4285 | (GInstanceInitFunc) traceset_state_instance_init, /* instance_init */ | |
4286 | NULL /* value handling */ | |
4287 | }; | |
308711e5 | 4288 | |
90e19f82 AM |
4289 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
4290 | &info, 0); | |
4291 | } | |
4292 | return type; | |
308711e5 | 4293 | } |
4294 | ||
7a4bdb54 YB |
4295 | #endif |
4296 | #if BABEL_CLEANUP | |
90e19f82 | 4297 | static void trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
308711e5 | 4298 | { |
4299 | } | |
4300 | ||
4301 | ||
90e19f82 | 4302 | static void trace_state_finalize (LttvTraceState *self) |
308711e5 | 4303 | { |
90e19f82 AM |
4304 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_CONTEXT_TYPE))-> |
4305 | finalize(G_OBJECT(self)); | |
308711e5 | 4306 | } |
4307 | ||
4308 | ||
90e19f82 | 4309 | static void trace_state_class_init (LttvTraceStateClass *klass) |
308711e5 | 4310 | { |
90e19f82 | 4311 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
308711e5 | 4312 | |
90e19f82 AM |
4313 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
4314 | klass->state_save = state_save; | |
4315 | klass->state_restore = state_restore; | |
4316 | klass->state_saved_free = state_saved_free; | |
308711e5 | 4317 | } |
4318 | ||
4319 | ||
90e19f82 | 4320 | GType lttv_trace_state_get_type(void) |
308711e5 | 4321 | { |
90e19f82 AM |
4322 | static GType type = 0; |
4323 | if (type == 0) { | |
4324 | static const GTypeInfo info = { | |
4325 | sizeof (LttvTraceStateClass), | |
4326 | NULL, /* base_init */ | |
4327 | NULL, /* base_finalize */ | |
4328 | (GClassInitFunc) trace_state_class_init, /* class_init */ | |
4329 | NULL, /* class_finalize */ | |
4330 | NULL, /* class_data */ | |
4331 | sizeof (LttvTraceState), | |
4332 | 0, /* n_preallocs */ | |
4333 | (GInstanceInitFunc) trace_state_instance_init, /* instance_init */ | |
4334 | NULL /* value handling */ | |
4335 | }; | |
308711e5 | 4336 | |
90e19f82 AM |
4337 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
4338 | "LttvTraceStateType", &info, 0); | |
4339 | } | |
4340 | return type; | |
308711e5 | 4341 | } |
4342 | ||
4343 | ||
90e19f82 AM |
4344 | static void tracefile_state_instance_init (GTypeInstance *instance, |
4345 | gpointer g_class) | |
308711e5 | 4346 | { |
4347 | } | |
4348 | ||
4349 | ||
90e19f82 | 4350 | static void tracefile_state_finalize (LttvTracefileState *self) |
308711e5 | 4351 | { |
90e19f82 AM |
4352 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_CONTEXT_TYPE))-> |
4353 | finalize(G_OBJECT(self)); | |
308711e5 | 4354 | } |
4355 | ||
4356 | ||
90e19f82 | 4357 | static void tracefile_state_class_init (LttvTracefileStateClass *klass) |
308711e5 | 4358 | { |
90e19f82 | 4359 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
308711e5 | 4360 | |
90e19f82 | 4361 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
308711e5 | 4362 | } |
4363 | ||
4364 | ||
90e19f82 | 4365 | GType lttv_tracefile_state_get_type(void) |
308711e5 | 4366 | { |
90e19f82 AM |
4367 | static GType type = 0; |
4368 | if (type == 0) { | |
4369 | static const GTypeInfo info = { | |
4370 | sizeof (LttvTracefileStateClass), | |
4371 | NULL, /* base_init */ | |
4372 | NULL, /* base_finalize */ | |
4373 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ | |
4374 | NULL, /* class_finalize */ | |
4375 | NULL, /* class_data */ | |
4376 | sizeof (LttvTracefileState), | |
4377 | 0, /* n_preallocs */ | |
4378 | (GInstanceInitFunc) tracefile_state_instance_init, /* instance_init */ | |
4379 | NULL /* value handling */ | |
4380 | }; | |
308711e5 | 4381 | |
90e19f82 AM |
4382 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
4383 | "LttvTracefileStateType", &info, 0); | |
4384 | } | |
4385 | return type; | |
308711e5 | 4386 | } |
4387 | ||
7a4bdb54 YB |
4388 | #endif |
4389 | static void module_init(void) | |
ffd54a90 | 4390 | { |
90e19f82 | 4391 | LTTV_STATE_UNNAMED = g_quark_from_string(""); |
90e19f82 AM |
4392 | LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("MODE_UNKNOWN"); |
4393 | LTTV_STATE_USER_MODE = g_quark_from_string("USER_MODE"); | |
f044974e | 4394 | LTTV_STATE_MAYBE_USER_MODE = g_quark_from_string("MAYBE_USER_MODE"); |
90e19f82 | 4395 | LTTV_STATE_SYSCALL = g_quark_from_string("SYSCALL"); |
f044974e | 4396 | LTTV_STATE_MAYBE_SYSCALL = g_quark_from_string("MAYBE_SYSCALL"); |
90e19f82 | 4397 | LTTV_STATE_TRAP = g_quark_from_string("TRAP"); |
f044974e | 4398 | LTTV_STATE_MAYBE_TRAP = g_quark_from_string("MAYBE_TRAP"); |
90e19f82 AM |
4399 | LTTV_STATE_IRQ = g_quark_from_string("IRQ"); |
4400 | LTTV_STATE_SOFT_IRQ = g_quark_from_string("SOFTIRQ"); | |
4401 | LTTV_STATE_SUBMODE_UNKNOWN = g_quark_from_string("UNKNOWN"); | |
4402 | LTTV_STATE_SUBMODE_NONE = g_quark_from_string("NONE"); | |
4403 | LTTV_STATE_WAIT_FORK = g_quark_from_string("WAIT_FORK"); | |
4404 | LTTV_STATE_WAIT_CPU = g_quark_from_string("WAIT_CPU"); | |
4405 | LTTV_STATE_EXIT = g_quark_from_string("EXIT"); | |
4406 | LTTV_STATE_ZOMBIE = g_quark_from_string("ZOMBIE"); | |
4407 | LTTV_STATE_WAIT = g_quark_from_string("WAIT"); | |
4408 | LTTV_STATE_RUN = g_quark_from_string("RUN"); | |
4409 | LTTV_STATE_DEAD = g_quark_from_string("DEAD"); | |
4410 | LTTV_STATE_USER_THREAD = g_quark_from_string("USER_THREAD"); | |
4411 | LTTV_STATE_KERNEL_THREAD = g_quark_from_string("KERNEL_THREAD"); | |
4412 | LTTV_STATE_TRACEFILES = g_quark_from_string("tracefiles"); | |
4413 | LTTV_STATE_PROCESSES = g_quark_from_string("processes"); | |
4414 | LTTV_STATE_PROCESS = g_quark_from_string("process"); | |
4415 | LTTV_STATE_RUNNING_PROCESS = g_quark_from_string("running_process"); | |
7a4bdb54 | 4416 | LTTV_STATE_POSITION = g_quark_from_string("position"); |
90e19f82 AM |
4417 | LTTV_STATE_SAVED_STATES = g_quark_from_string("saved states"); |
4418 | LTTV_STATE_SAVED_STATES_TIME = g_quark_from_string("saved states time"); | |
4419 | LTTV_STATE_TIME = g_quark_from_string("time"); | |
4420 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); | |
4421 | LTTV_STATE_NAME_TABLES = g_quark_from_string("name tables"); | |
4422 | LTTV_STATE_TRACE_STATE_USE_COUNT = | |
4423 | g_quark_from_string("trace_state_use_count"); | |
4424 | LTTV_STATE_RESOURCE_CPUS = g_quark_from_string("cpu resource states"); | |
4425 | LTTV_STATE_RESOURCE_CPUS = g_quark_from_string("cpu count"); | |
4426 | LTTV_STATE_RESOURCE_IRQS = g_quark_from_string("irq resource states"); | |
4427 | LTTV_STATE_RESOURCE_SOFT_IRQS = g_quark_from_string("soft irq resource states"); | |
4428 | LTTV_STATE_RESOURCE_TRAPS = g_quark_from_string("trap resource states"); | |
4429 | LTTV_STATE_RESOURCE_BLKDEVS = g_quark_from_string("blkdevs resource states"); | |
4430 | ||
4431 | LTT_CHANNEL_FD_STATE = g_quark_from_string("fd_state"); | |
4432 | LTT_CHANNEL_GLOBAL_STATE = g_quark_from_string("global_state"); | |
4433 | LTT_CHANNEL_IRQ_STATE = g_quark_from_string("irq_state"); | |
4434 | LTT_CHANNEL_MODULE_STATE = g_quark_from_string("module_state"); | |
4435 | LTT_CHANNEL_NETIF_STATE = g_quark_from_string("netif_state"); | |
4436 | LTT_CHANNEL_SOFTIRQ_STATE = g_quark_from_string("softirq_state"); | |
4437 | LTT_CHANNEL_SWAP_STATE = g_quark_from_string("swap_state"); | |
4438 | LTT_CHANNEL_SYSCALL_STATE = g_quark_from_string("syscall_state"); | |
4439 | LTT_CHANNEL_TASK_STATE = g_quark_from_string("task_state"); | |
4440 | LTT_CHANNEL_VM_STATE = g_quark_from_string("vm_state"); | |
4441 | LTT_CHANNEL_KPROBE_STATE = g_quark_from_string("kprobe_state"); | |
4442 | LTT_CHANNEL_FS = g_quark_from_string("fs"); | |
4443 | LTT_CHANNEL_KERNEL = g_quark_from_string("kernel"); | |
4444 | LTT_CHANNEL_MM = g_quark_from_string("mm"); | |
4445 | LTT_CHANNEL_USERSPACE = g_quark_from_string("userspace"); | |
4446 | LTT_CHANNEL_BLOCK = g_quark_from_string("block"); | |
4447 | ||
4448 | LTT_EVENT_SYSCALL_ENTRY = g_quark_from_string("syscall_entry"); | |
4449 | LTT_EVENT_SYSCALL_EXIT = g_quark_from_string("syscall_exit"); | |
7a4bdb54 YB |
4450 | //LTT_EVENT_TRAP_ENTRY = g_quark_from_string("trap_entry"); |
4451 | //LTT_EVENT_TRAP_EXIT = g_quark_from_string("trap_exit"); | |
90e19f82 AM |
4452 | LTT_EVENT_PAGE_FAULT_ENTRY = g_quark_from_string("page_fault_entry"); |
4453 | LTT_EVENT_PAGE_FAULT_EXIT = g_quark_from_string("page_fault_exit"); | |
4454 | LTT_EVENT_PAGE_FAULT_NOSEM_ENTRY = g_quark_from_string("page_fault_nosem_entry"); | |
4455 | LTT_EVENT_PAGE_FAULT_NOSEM_EXIT = g_quark_from_string("page_fault_nosem_exit"); | |
4456 | LTT_EVENT_IRQ_ENTRY = g_quark_from_string("irq_entry"); | |
4457 | LTT_EVENT_IRQ_EXIT = g_quark_from_string("irq_exit"); | |
4458 | LTT_EVENT_SOFT_IRQ_RAISE = g_quark_from_string("softirq_raise"); | |
4459 | LTT_EVENT_SOFT_IRQ_ENTRY = g_quark_from_string("softirq_entry"); | |
4460 | LTT_EVENT_SOFT_IRQ_EXIT = g_quark_from_string("softirq_exit"); | |
4461 | LTT_EVENT_SCHED_SCHEDULE = g_quark_from_string("sched_schedule"); | |
4462 | LTT_EVENT_SCHED_TRY_WAKEUP = g_quark_from_string("sched_try_wakeup"); | |
4463 | LTT_EVENT_PROCESS_FORK = g_quark_from_string("process_fork"); | |
4464 | LTT_EVENT_KTHREAD_CREATE = g_quark_from_string("kthread_create"); | |
4465 | LTT_EVENT_PROCESS_EXIT = g_quark_from_string("process_exit"); | |
4466 | LTT_EVENT_PROCESS_FREE = g_quark_from_string("process_free"); | |
4467 | LTT_EVENT_EXEC = g_quark_from_string("exec"); | |
4468 | LTT_EVENT_PROCESS_STATE = g_quark_from_string("process_state"); | |
4469 | LTT_EVENT_STATEDUMP_END = g_quark_from_string("statedump_end"); | |
4470 | LTT_EVENT_FUNCTION_ENTRY = g_quark_from_string("function_entry"); | |
4471 | LTT_EVENT_FUNCTION_EXIT = g_quark_from_string("function_exit"); | |
90e19f82 AM |
4472 | LTT_EVENT_REQUEST_ISSUE = g_quark_from_string("_blk_request_issue"); |
4473 | LTT_EVENT_REQUEST_COMPLETE = g_quark_from_string("_blk_request_complete"); | |
4474 | LTT_EVENT_LIST_INTERRUPT = g_quark_from_string("interrupt"); | |
4475 | LTT_EVENT_SYS_CALL_TABLE = g_quark_from_string("sys_call_table"); | |
4476 | LTT_EVENT_SOFTIRQ_VEC = g_quark_from_string("softirq_vec"); | |
4477 | LTT_EVENT_KPROBE_TABLE = g_quark_from_string("kprobe_table"); | |
4478 | LTT_EVENT_KPROBE = g_quark_from_string("kprobe"); | |
4479 | LTT_EVENT_OPEN = g_quark_from_string("open"); | |
4480 | LTT_EVENT_READ = g_quark_from_string("read"); | |
4481 | LTT_EVENT_POLL_EVENT = g_quark_from_string("poll_event"); | |
4482 | ||
4483 | LTT_FIELD_SYSCALL_ID = g_quark_from_string("syscall_id"); | |
4484 | LTT_FIELD_TRAP_ID = g_quark_from_string("trap_id"); | |
4485 | LTT_FIELD_IRQ_ID = g_quark_from_string("irq_id"); | |
4486 | LTT_FIELD_SOFT_IRQ_ID = g_quark_from_string("softirq_id"); | |
4487 | LTT_FIELD_PREV_PID = g_quark_from_string("prev_pid"); | |
4488 | LTT_FIELD_NEXT_PID = g_quark_from_string("next_pid"); | |
4489 | LTT_FIELD_PREV_STATE = g_quark_from_string("prev_state"); | |
4490 | LTT_FIELD_PARENT_PID = g_quark_from_string("parent_pid"); | |
4491 | LTT_FIELD_CHILD_PID = g_quark_from_string("child_pid"); | |
4492 | LTT_FIELD_PID = g_quark_from_string("pid"); | |
4493 | LTT_FIELD_TGID = g_quark_from_string("tgid"); | |
4494 | LTT_FIELD_CHILD_TGID = g_quark_from_string("child_tgid"); | |
4495 | LTT_FIELD_FILENAME = g_quark_from_string("filename"); | |
4496 | LTT_FIELD_NAME = g_quark_from_string("name"); | |
4497 | LTT_FIELD_TYPE = g_quark_from_string("type"); | |
4498 | LTT_FIELD_MODE = g_quark_from_string("mode"); | |
4499 | LTT_FIELD_SUBMODE = g_quark_from_string("submode"); | |
4500 | LTT_FIELD_STATUS = g_quark_from_string("status"); | |
4501 | LTT_FIELD_THIS_FN = g_quark_from_string("this_fn"); | |
4502 | LTT_FIELD_CALL_SITE = g_quark_from_string("call_site"); | |
4503 | LTT_FIELD_MAJOR = g_quark_from_string("major"); | |
4504 | LTT_FIELD_MINOR = g_quark_from_string("minor"); | |
4505 | LTT_FIELD_OPERATION = g_quark_from_string("direction"); | |
4506 | LTT_FIELD_ACTION = g_quark_from_string("action"); | |
4507 | LTT_FIELD_ID = g_quark_from_string("id"); | |
4508 | LTT_FIELD_ADDRESS = g_quark_from_string("address"); | |
4509 | LTT_FIELD_SYMBOL = g_quark_from_string("symbol"); | |
4510 | LTT_FIELD_IP = g_quark_from_string("ip"); | |
4511 | LTT_FIELD_FD = g_quark_from_string("fd"); | |
4512 | LTT_FIELD_STATE = g_quark_from_string("state"); | |
4513 | LTT_FIELD_CPU_ID = g_quark_from_string("cpu_id"); | |
4514 | ||
4515 | LTTV_CPU_UNKNOWN = g_quark_from_string("unknown"); | |
4516 | LTTV_CPU_IDLE = g_quark_from_string("idle"); | |
4517 | LTTV_CPU_BUSY = g_quark_from_string("busy"); | |
4518 | LTTV_CPU_IRQ = g_quark_from_string("irq"); | |
4519 | LTTV_CPU_SOFT_IRQ = g_quark_from_string("softirq"); | |
4520 | LTTV_CPU_TRAP = g_quark_from_string("trap"); | |
4521 | ||
4522 | LTTV_IRQ_UNKNOWN = g_quark_from_string("unknown"); | |
4523 | LTTV_IRQ_IDLE = g_quark_from_string("idle"); | |
4524 | LTTV_IRQ_BUSY = g_quark_from_string("busy"); | |
4525 | ||
4526 | LTTV_BDEV_UNKNOWN = g_quark_from_string("unknown"); | |
4527 | LTTV_BDEV_IDLE = g_quark_from_string("idle"); | |
4528 | LTTV_BDEV_BUSY_READING = g_quark_from_string("busy_reading"); | |
4529 | LTTV_BDEV_BUSY_WRITING = g_quark_from_string("busy_writing"); | |
ffd54a90 | 4530 | } |
dc877563 | 4531 | |
08b1c66e | 4532 | static void module_destroy() |
ffd54a90 | 4533 | { |
4534 | } | |
dc877563 | 4535 | |
4536 | ||
08b1c66e | 4537 | LTTV_MODULE("state", "State computation", \ |
90e19f82 AM |
4538 | "Update the system state, possibly saving it at intervals", \ |
4539 | module_init, module_destroy) | |
08b1c66e | 4540 | |
dc877563 | 4541 | |
4542 |