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, | |
85 | LTT_EVENT_THREAD_BRAND, | |
86 | LTT_EVENT_REQUEST_ISSUE, | |
87 | LTT_EVENT_REQUEST_COMPLETE, | |
88 | LTT_EVENT_LIST_INTERRUPT, | |
89 | LTT_EVENT_SYS_CALL_TABLE, | |
90 | LTT_EVENT_SOFTIRQ_VEC, | |
91 | LTT_EVENT_KPROBE_TABLE, | |
92 | LTT_EVENT_KPROBE, | |
93 | LTT_EVENT_OPEN, | |
94 | LTT_EVENT_READ, | |
95 | LTT_EVENT_POLL_EVENT; | |
eed2ef37 | 96 | |
97 | /* Fields Quarks */ | |
98 | ||
99 | GQuark | |
90e19f82 AM |
100 | LTT_FIELD_SYSCALL_ID, |
101 | LTT_FIELD_TRAP_ID, | |
102 | LTT_FIELD_IRQ_ID, | |
103 | LTT_FIELD_SOFT_IRQ_ID, | |
104 | LTT_FIELD_PREV_PID, | |
105 | LTT_FIELD_NEXT_PID, | |
106 | LTT_FIELD_PREV_STATE, | |
107 | LTT_FIELD_PARENT_PID, | |
108 | LTT_FIELD_CHILD_PID, | |
109 | LTT_FIELD_PID, | |
110 | LTT_FIELD_TGID, | |
111 | LTT_FIELD_CHILD_TGID, | |
112 | LTT_FIELD_FILENAME, | |
113 | LTT_FIELD_NAME, | |
114 | LTT_FIELD_TYPE, | |
115 | LTT_FIELD_MODE, | |
116 | LTT_FIELD_SUBMODE, | |
117 | LTT_FIELD_STATUS, | |
118 | LTT_FIELD_THIS_FN, | |
119 | LTT_FIELD_CALL_SITE, | |
120 | LTT_FIELD_MINOR, | |
121 | LTT_FIELD_MAJOR, | |
122 | LTT_FIELD_OPERATION, | |
123 | LTT_FIELD_ACTION, | |
124 | LTT_FIELD_ID, | |
125 | LTT_FIELD_ADDRESS, | |
126 | LTT_FIELD_SYMBOL, | |
127 | LTT_FIELD_IP, | |
128 | LTT_FIELD_FD, | |
129 | LTT_FIELD_STATE, | |
130 | LTT_FIELD_CPU_ID; | |
eed2ef37 | 131 | |
b445142a | 132 | LttvExecutionMode |
90e19f82 AM |
133 | LTTV_STATE_MODE_UNKNOWN, |
134 | LTTV_STATE_USER_MODE, | |
f044974e | 135 | LTTV_STATE_MAYBE_USER_MODE, |
90e19f82 | 136 | LTTV_STATE_SYSCALL, |
f044974e | 137 | LTTV_STATE_MAYBE_SYSCALL, |
90e19f82 | 138 | LTTV_STATE_TRAP, |
f044974e | 139 | LTTV_STATE_MAYBE_TRAP, |
90e19f82 AM |
140 | LTTV_STATE_IRQ, |
141 | LTTV_STATE_SOFT_IRQ; | |
ffd54a90 | 142 | |
b445142a | 143 | LttvExecutionSubmode |
90e19f82 AM |
144 | LTTV_STATE_SUBMODE_UNKNOWN, |
145 | LTTV_STATE_SUBMODE_NONE; | |
ffd54a90 | 146 | |
147 | LttvProcessStatus | |
90e19f82 AM |
148 | LTTV_STATE_UNNAMED, |
149 | LTTV_STATE_WAIT_FORK, | |
150 | LTTV_STATE_WAIT_CPU, | |
151 | LTTV_STATE_EXIT, | |
152 | LTTV_STATE_ZOMBIE, | |
153 | LTTV_STATE_WAIT, | |
154 | LTTV_STATE_RUN, | |
155 | LTTV_STATE_DEAD; | |
ffd54a90 | 156 | |
c4a72569 | 157 | GQuark |
90e19f82 | 158 | LTTV_STATE_UNBRANDED; |
c4a72569 | 159 | |
e62e7f3a | 160 | LttvProcessType |
90e19f82 AM |
161 | LTTV_STATE_USER_THREAD, |
162 | LTTV_STATE_KERNEL_THREAD; | |
e62e7f3a | 163 | |
44ffb95f | 164 | LttvCPUMode |
90e19f82 AM |
165 | LTTV_CPU_UNKNOWN, |
166 | LTTV_CPU_IDLE, | |
167 | LTTV_CPU_BUSY, | |
168 | LTTV_CPU_IRQ, | |
169 | LTTV_CPU_SOFT_IRQ, | |
170 | LTTV_CPU_TRAP; | |
44ffb95f | 171 | |
5e563da0 | 172 | LttvIRQMode |
90e19f82 AM |
173 | LTTV_IRQ_UNKNOWN, |
174 | LTTV_IRQ_IDLE, | |
175 | LTTV_IRQ_BUSY; | |
5e563da0 | 176 | |
27811799 | 177 | LttvBdevMode |
90e19f82 AM |
178 | LTTV_BDEV_UNKNOWN, |
179 | LTTV_BDEV_IDLE, | |
180 | LTTV_BDEV_BUSY_READING, | |
181 | LTTV_BDEV_BUSY_WRITING; | |
27811799 | 182 | |
ba576a78 | 183 | static GQuark |
90e19f82 AM |
184 | LTTV_STATE_TRACEFILES, |
185 | LTTV_STATE_PROCESSES, | |
186 | LTTV_STATE_PROCESS, | |
187 | LTTV_STATE_RUNNING_PROCESS, | |
7a4bdb54 | 188 | LTTV_STATE_POSITION, |
90e19f82 AM |
189 | LTTV_STATE_SAVED_STATES, |
190 | LTTV_STATE_SAVED_STATES_TIME, | |
191 | LTTV_STATE_TIME, | |
192 | LTTV_STATE_HOOKS, | |
193 | LTTV_STATE_NAME_TABLES, | |
194 | LTTV_STATE_TRACE_STATE_USE_COUNT, | |
195 | LTTV_STATE_RESOURCE_CPUS, | |
196 | LTTV_STATE_RESOURCE_CPUS_COUNT, | |
197 | LTTV_STATE_RESOURCE_IRQS, | |
198 | LTTV_STATE_RESOURCE_SOFT_IRQS, | |
199 | LTTV_STATE_RESOURCE_TRAPS, | |
200 | LTTV_STATE_RESOURCE_BLKDEVS; | |
ba576a78 | 201 | |
f95bc830 | 202 | static void create_max_time(LttvTraceState *tcs); |
203 | ||
204 | static void get_max_time(LttvTraceState *tcs); | |
205 | ||
206 | static void free_max_time(LttvTraceState *tcs); | |
207 | ||
208 | static void create_name_tables(LttvTraceState *tcs); | |
209 | ||
210 | static void get_name_tables(LttvTraceState *tcs); | |
b445142a | 211 | |
212 | static void free_name_tables(LttvTraceState *tcs); | |
213 | ||
f95bc830 | 214 | static void free_saved_state(LttvTraceState *tcs); |
215 | ||
308711e5 | 216 | static void lttv_state_free_process_table(GHashTable *processes); |
ba576a78 | 217 | |
7df20ca4 | 218 | static void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp, |
90e19f82 | 219 | GPtrArray *quarktable); |
dc877563 | 220 | |
44c0619e | 221 | /* Resource function prototypes */ |
59dc1f2a | 222 | static LttvBdevState *get_hashed_bdevstate(LttvTraceState *ts, guint32 devcode); |
98d7814f | 223 | static LttvBdevState *bdevstate_new(void); |
224 | static void bdevstate_free(LttvBdevState *); | |
225 | static void bdevstate_free_cb(gpointer key, gpointer value, gpointer user_data); | |
226 | static LttvBdevState *bdevstate_copy(LttvBdevState *bds); | |
7a4bdb54 | 227 | void lttv_state_add_event_hooks(LttvTraceset *traceset); |
44c0619e | 228 | |
e9a5b514 | 229 | #if (__WORDSIZE == 32) |
9ee1ff6a | 230 | guint guint64_hash(gconstpointer key) |
231 | { | |
232 | guint64 ukey = *(const guint64 *)key; | |
233 | ||
234 | return (guint)ukey ^ (guint)(ukey >> 32); | |
235 | } | |
236 | ||
237 | gboolean guint64_equal(gconstpointer a, gconstpointer b) | |
238 | { | |
239 | guint64 ua = *(const guint64 *)a; | |
240 | guint64 ub = *(const guint64 *)b; | |
241 | ||
242 | return ua == ub; | |
243 | } | |
244 | #endif | |
245 | ||
2a2fa4f0 | 246 | guint process_hash(gconstpointer key) |
247 | { | |
90e19f82 AM |
248 | guint pid = ((const LttvProcessState *)key)->pid; |
249 | return (pid>>8 ^ pid>>4 ^ pid>>2 ^ pid) ; | |
2a2fa4f0 | 250 | } |
251 | ||
252 | ||
1d1df11d | 253 | /* If the hash table hash function is well distributed, |
254 | * the process_equal should compare different pid */ | |
2a2fa4f0 | 255 | gboolean process_equal(gconstpointer a, gconstpointer b) |
256 | { | |
90e19f82 AM |
257 | const LttvProcessState *process_a, *process_b; |
258 | gboolean ret = TRUE; | |
259 | ||
260 | process_a = (const LttvProcessState *)a; | |
261 | process_b = (const LttvProcessState *)b; | |
2a2fa4f0 | 262 | |
90e19f82 AM |
263 | if(likely(process_a->pid != process_b->pid)) ret = FALSE; |
264 | else if(likely(process_a->pid == 0 && | |
265 | process_a->cpu != process_b->cpu)) ret = FALSE; | |
266 | ||
267 | return ret; | |
2a2fa4f0 | 268 | } |
269 | ||
0e2767c2 | 270 | gboolean rettrue(gpointer key, gpointer value, gpointer user_data) |
271 | { | |
272 | return TRUE; | |
273 | } | |
2a2fa4f0 | 274 | |
b0e00636 | 275 | static guint check_expand(nb, id) |
276 | { | |
90e19f82 AM |
277 | if(likely(nb > id)) |
278 | return nb; | |
279 | else | |
280 | return max(id + 1, nb * 2); | |
b0e00636 | 281 | } |
282 | ||
283 | static void expand_name_table(LttvTraceState *ts, GQuark **table, | |
90e19f82 | 284 | guint nb, guint new_nb) |
b0e00636 | 285 | { |
90e19f82 AM |
286 | /* Expand an incomplete table */ |
287 | GQuark *old_table = *table; | |
288 | *table = g_new(GQuark, new_nb); | |
289 | memcpy(*table, old_table, nb * sizeof(GQuark)); | |
290 | g_free(old_table); | |
b0e00636 | 291 | } |
292 | ||
293 | static void fill_name_table(LttvTraceState *ts, GQuark *table, guint nb, | |
90e19f82 | 294 | guint new_nb, const char *def_string) |
b0e00636 | 295 | { |
90e19f82 AM |
296 | guint i; |
297 | GString *fe_name = g_string_new(""); | |
298 | for(i = nb; i < new_nb; i++) { | |
299 | g_string_printf(fe_name, "%s %d", def_string, i); | |
300 | table[i] = g_quark_from_string(fe_name->str); | |
301 | } | |
302 | g_string_free(fe_name, TRUE); | |
b0e00636 | 303 | } |
304 | ||
2d0d580c | 305 | static void expand_kprobe_table(LttvTraceState *ts, guint64 ip, char *symbol) |
306 | { | |
90e19f82 | 307 | LttvNameTables *nt = ts->name_tables; |
e9a5b514 | 308 | #if (__WORDSIZE == 32) |
90e19f82 AM |
309 | guint64 *ip_ptr = g_new(guint64, 1); |
310 | g_hash_table_insert(nt->kprobe_hash, ip_ptr, | |
311 | (gpointer)(glong)g_quark_from_string(symbol)); | |
9ee1ff6a | 312 | #else |
90e19f82 AM |
313 | g_hash_table_insert(nt->kprobe_hash, (gpointer)ip, |
314 | (gpointer)(glong)g_quark_from_string(symbol)); | |
9ee1ff6a | 315 | #endif |
2d0d580c | 316 | } |
317 | ||
b0e00636 | 318 | static void expand_trap_table(LttvTraceState *ts, int id) |
319 | { | |
90e19f82 AM |
320 | LttvNameTables *nt = ts->name_tables; |
321 | LttvTrapState *old_table; | |
322 | guint new_nb, i; | |
1cd9058f | 323 | |
90e19f82 AM |
324 | new_nb = check_expand(nt->nb_traps, id); |
325 | if(likely(new_nb == nt->nb_traps)) | |
326 | return; | |
b0e00636 | 327 | |
90e19f82 AM |
328 | expand_name_table(ts, &nt->trap_names, nt->nb_traps, new_nb); |
329 | fill_name_table(ts, nt->trap_names, nt->nb_traps, new_nb, "trap"); | |
1cd9058f | 330 | |
90e19f82 AM |
331 | old_table = ts->trap_states; |
332 | ts->trap_states = g_new(LttvTrapState, new_nb); | |
333 | memcpy(ts->trap_states, old_table, nt->nb_traps * sizeof(LttvTrapState)); | |
334 | g_free(old_table); | |
335 | for(i = nt->nb_traps; i < new_nb; i++) | |
336 | ts->trap_states[i].running = 0; | |
1cd9058f | 337 | |
90e19f82 AM |
338 | /* Update the table size */ |
339 | nt->nb_traps = new_nb; | |
b0e00636 | 340 | } |
341 | ||
342 | static void expand_irq_table(LttvTraceState *ts, int id) | |
343 | { | |
90e19f82 AM |
344 | LttvNameTables *nt = ts->name_tables; |
345 | LttvIRQState *old_table; | |
346 | guint new_nb, i; | |
1cd9058f | 347 | |
90e19f82 AM |
348 | new_nb = check_expand(nt->nb_irqs, id); |
349 | if(likely(new_nb == nt->nb_irqs)) | |
350 | return; | |
b0e00636 | 351 | |
90e19f82 AM |
352 | expand_name_table(ts, &nt->irq_names, nt->nb_irqs, new_nb); |
353 | fill_name_table(ts, nt->irq_names, nt->nb_irqs, new_nb, "irq"); | |
1cd9058f | 354 | |
90e19f82 AM |
355 | old_table = ts->irq_states; |
356 | ts->irq_states = g_new(LttvIRQState, new_nb); | |
357 | memcpy(ts->irq_states, old_table, nt->nb_irqs * sizeof(LttvIRQState)); | |
358 | g_free(old_table); | |
359 | for(i = nt->nb_irqs; i < new_nb; i++) | |
360 | ts->irq_states[i].mode_stack = | |
361 | g_array_new(FALSE, FALSE, sizeof(LttvIRQMode)); | |
b0e00636 | 362 | |
90e19f82 AM |
363 | /* Update the table size */ |
364 | nt->nb_irqs = new_nb; | |
b0e00636 | 365 | } |
366 | ||
367 | static void expand_soft_irq_table(LttvTraceState *ts, int id) | |
368 | { | |
90e19f82 AM |
369 | LttvNameTables *nt = ts->name_tables; |
370 | LttvSoftIRQState *old_table; | |
371 | guint new_nb, i; | |
372 | ||
373 | new_nb = check_expand(nt->nb_soft_irqs, id); | |
374 | if(likely(new_nb == nt->nb_soft_irqs)) | |
375 | return; | |
376 | ||
377 | expand_name_table(ts, &nt->soft_irq_names, nt->nb_soft_irqs, new_nb); | |
378 | fill_name_table(ts, nt->soft_irq_names, nt->nb_soft_irqs, new_nb, "softirq"); | |
379 | ||
380 | old_table = ts->soft_irq_states; | |
381 | ts->soft_irq_states = g_new(LttvSoftIRQState, new_nb); | |
382 | memcpy(ts->soft_irq_states, old_table, | |
383 | nt->nb_soft_irqs * sizeof(LttvSoftIRQState)); | |
384 | g_free(old_table); | |
385 | for(i = nt->nb_soft_irqs; i < new_nb; i++) | |
386 | ts->soft_irq_states[i].running = 0; | |
387 | ||
388 | /* Update the table size */ | |
389 | nt->nb_soft_irqs = new_nb; | |
390 | } | |
391 | ||
392 | static void restore_init_state(LttvTraceState *self) | |
393 | { | |
394 | guint i, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps; | |
395 | ||
396 | //LttvTracefileState *tfcs; | |
397 | ||
afdfc849 | 398 | LttTime start_time; |
90e19f82 AM |
399 | |
400 | /* Free the process tables */ | |
401 | if(self->processes != NULL) lttv_state_free_process_table(self->processes); | |
90e19f82 | 402 | self->processes = g_hash_table_new(process_hash, process_equal); |
90e19f82 AM |
403 | self->nb_event = 0; |
404 | ||
405 | /* Seek time to beginning */ | |
406 | // Mathieu : fix : don't seek traceset here : causes inconsistency in seek | |
407 | // closest. It's the tracecontext job to seek the trace to the beginning | |
408 | // anyway : the init state might be used at the middle of the trace as well... | |
409 | //g_tree_destroy(self->parent.ts_context->pqueue); | |
410 | //self->parent.ts_context->pqueue = g_tree_new(compare_tracefile); | |
411 | ||
afdfc849 YB |
412 | start_time = ltt_time_from_uint64( |
413 | bt_trace_handle_get_timestamp_begin(self->trace->traceset->context, | |
762e15b0 | 414 | self->trace->id,BT_CLOCK_REAL)); |
afdfc849 | 415 | |
90e19f82 AM |
416 | |
417 | //lttv_process_trace_seek_time(&self->parent, ltt_time_zero); | |
418 | ||
7a4bdb54 | 419 | nb_cpus = lttv_trace_get_num_cpu(self->trace); |
90e19f82 AM |
420 | nb_irqs = self->name_tables->nb_irqs; |
421 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
422 | nb_traps = self->name_tables->nb_traps; | |
423 | ||
424 | /* Put the per cpu running_process to beginning state : process 0. */ | |
425 | for(i=0; i< nb_cpus; i++) { | |
426 | LttvExecutionState *es; | |
427 | self->running_process[i] = lttv_state_create_process(self, NULL, i, 0, 0, | |
afdfc849 | 428 | LTTV_STATE_UNNAMED, &start_time); |
90e19f82 AM |
429 | /* We are not sure is it's a kernel thread or normal thread, put the |
430 | * bottom stack state to unknown */ | |
431 | self->running_process[i]->execution_stack = | |
432 | g_array_set_size(self->running_process[i]->execution_stack, 1); | |
433 | es = self->running_process[i]->state = | |
434 | &g_array_index(self->running_process[i]->execution_stack, | |
435 | LttvExecutionState, 0); | |
436 | es->t = LTTV_STATE_MODE_UNKNOWN; | |
437 | es->s = LTTV_STATE_UNNAMED; | |
438 | ||
439 | //self->running_process[i]->state->s = LTTV_STATE_RUN; | |
440 | self->running_process[i]->cpu = i; | |
441 | ||
442 | /* reset cpu states */ | |
443 | if(self->cpu_states[i].mode_stack->len > 0) { | |
444 | g_array_remove_range(self->cpu_states[i].mode_stack, 0, | |
445 | self->cpu_states[i].mode_stack->len); | |
446 | if(self->cpu_states[i].irq_stack->len) | |
447 | g_array_remove_range(self->cpu_states[i].irq_stack, 0, | |
448 | self->cpu_states[i].irq_stack->len); | |
449 | if(self->cpu_states[i].softirq_stack->len) | |
450 | g_array_remove_range(self->cpu_states[i].softirq_stack, 0, | |
451 | self->cpu_states[i].softirq_stack->len); | |
452 | if(self->cpu_states[i].trap_stack->len) | |
453 | g_array_remove_range(self->cpu_states[i].trap_stack, 0, | |
454 | self->cpu_states[i].trap_stack->len); | |
455 | } | |
456 | } | |
457 | ||
458 | /* reset irq states */ | |
459 | for(i=0; i<nb_irqs; i++) { | |
460 | if(self->irq_states[i].mode_stack->len > 0) | |
461 | g_array_remove_range(self->irq_states[i].mode_stack, 0, | |
462 | self->irq_states[i].mode_stack->len); | |
463 | } | |
464 | ||
465 | /* reset softirq states */ | |
466 | for(i=0; i<nb_soft_irqs; i++) { | |
467 | self->soft_irq_states[i].pending = 0; | |
468 | self->soft_irq_states[i].running = 0; | |
469 | } | |
470 | ||
471 | /* reset trap states */ | |
472 | for(i=0; i<nb_traps; i++) { | |
473 | self->trap_states[i].running = 0; | |
474 | } | |
475 | ||
476 | /* reset bdev states */ | |
477 | g_hash_table_foreach(self->bdev_states, bdevstate_free_cb, NULL); | |
478 | //g_hash_table_steal_all(self->bdev_states); | |
479 | g_hash_table_foreach_steal(self->bdev_states, rettrue, NULL); | |
480 | ||
348c6ba8 | 481 | #if 0 |
90e19f82 AM |
482 | nb_tracefile = self->parent.tracefiles->len; |
483 | ||
484 | for(i = 0 ; i < nb_tracefile ; i++) { | |
485 | tfcs = | |
486 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
487 | LttvTracefileContext*, i)); | |
488 | ltt_trace_time_span_get(self->parent.t, &tfcs->parent.timestamp, NULL); | |
489 | // tfcs->saved_position = 0; | |
490 | tfcs->process = lttv_state_create_process(tfcs, NULL,0); | |
491 | tfcs->process->state->s = LTTV_STATE_RUN; | |
492 | tfcs->process->last_cpu = tfcs->cpu_name; | |
493 | tfcs->process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfcs)->tf); | |
494 | } | |
348c6ba8 | 495 | #endif //0 |
308711e5 | 496 | } |
497 | ||
348c6ba8 | 498 | //static LttTime time_zero = {0,0}; |
308711e5 | 499 | |
7a4bdb54 | 500 | #ifdef BABEL_CLEANUP |
6806b3c6 | 501 | |
7df20ca4 | 502 | #define MAX_STRING_LEN 4096 |
503 | ||
90e19f82 AM |
504 | static void state_load_saved_states(LttvTraceState *tcs) |
505 | { | |
506 | FILE *fp; | |
507 | GPtrArray *quarktable; | |
508 | const char *trace_path; | |
509 | char path[PATH_MAX]; | |
510 | guint count; | |
511 | guint i; | |
512 | tcs->has_precomputed_states = FALSE; | |
513 | GQuark q; | |
514 | gchar *string; | |
515 | gint hdr; | |
516 | gchar buf[MAX_STRING_LEN]; | |
517 | guint len; | |
bdddf3f5 | 518 | size_t res; |
90e19f82 AM |
519 | |
520 | trace_path = g_quark_to_string(ltt_trace_name(tcs->parent.t)); | |
521 | strncpy(path, trace_path, PATH_MAX-1); | |
522 | count = strnlen(trace_path, PATH_MAX-1); | |
523 | // quarktable : open, test | |
524 | strncat(path, "/precomputed/quarktable", PATH_MAX-count-1); | |
525 | fp = fopen(path, "r"); | |
526 | if(!fp) return; | |
527 | quarktable = g_ptr_array_sized_new(4096); | |
528 | ||
529 | /* Index 0 is null */ | |
530 | hdr = fgetc(fp); | |
531 | if(hdr == EOF) return; | |
532 | g_assert(hdr == HDR_QUARKS); | |
533 | q = 1; | |
534 | do { | |
535 | hdr = fgetc(fp); | |
536 | if(hdr == EOF) break; | |
537 | g_assert(hdr == HDR_QUARK); | |
538 | g_ptr_array_set_size(quarktable, q+1); | |
539 | i=0; | |
540 | while(1) { | |
bdddf3f5 AM |
541 | res = fread(&buf[i], sizeof(gchar), 1, fp); |
542 | g_assert(res == 1); | |
90e19f82 AM |
543 | if(buf[i] == '\0' || feof(fp)) break; |
544 | i++; | |
545 | } | |
546 | len = strnlen(buf, MAX_STRING_LEN-1); | |
547 | g_ptr_array_index (quarktable, q) = g_new(gchar, len+1); | |
548 | strncpy(g_ptr_array_index (quarktable, q), buf, len+1); | |
549 | q++; | |
550 | } while(1); | |
551 | ||
552 | fclose(fp); | |
553 | ||
554 | // saved_states : open, test | |
555 | strncpy(path, trace_path, PATH_MAX-1); | |
556 | count = strnlen(trace_path, PATH_MAX-1); | |
557 | strncat(path, "/precomputed/states", PATH_MAX-count-1); | |
558 | fp = fopen(path, "r"); | |
559 | if(!fp) return; | |
560 | ||
561 | hdr = fgetc(fp); | |
562 | if(hdr != HDR_TRACE) goto end; | |
563 | ||
564 | lttv_trace_states_read_raw(tcs, fp, quarktable); | |
565 | ||
566 | tcs->has_precomputed_states = TRUE; | |
7df20ca4 | 567 | |
568 | end: | |
90e19f82 | 569 | fclose(fp); |
5e563da0 | 570 | |
90e19f82 AM |
571 | /* Free the quarktable */ |
572 | for(i=0; i<quarktable->len; i++) { | |
573 | string = g_ptr_array_index (quarktable, i); | |
574 | g_free(string); | |
575 | } | |
576 | g_ptr_array_free(quarktable, TRUE); | |
577 | return; | |
578 | } | |
7a4bdb54 | 579 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 580 | |
7a4bdb54 | 581 | void lttv_trace_state_init(LttvTraceState *trace_state, LttvTrace *trace) |
90e19f82 | 582 | { |
7a4bdb54 | 583 | guint j, nb_cpu; |
90e19f82 | 584 | guint64 nb_irq; |
90e19f82 AM |
585 | LttvAttributeValue v; |
586 | ||
7a4bdb54 | 587 | trace_state->trace = trace; |
90e19f82 | 588 | |
7a4bdb54 YB |
589 | trace_state->save_interval = LTTV_STATE_SAVE_INTERVAL; |
590 | lttv_attribute_find(lttv_trace_attribute(trace), LTTV_STATE_TRACE_STATE_USE_COUNT, | |
591 | LTTV_UINT, &v); | |
592 | (*v.v_uint)++; | |
2bc1bcfb | 593 | |
7a4bdb54 YB |
594 | if (*(v.v_uint) == 1) { |
595 | create_name_tables(trace_state); | |
596 | create_max_time(trace_state); | |
597 | } | |
598 | get_name_tables(trace_state); | |
599 | get_max_time(trace_state); | |
600 | ||
601 | nb_cpu = lttv_trace_get_num_cpu(trace); | |
602 | nb_irq = trace_state->name_tables->nb_irqs; | |
603 | trace_state->processes = NULL; | |
604 | trace_state->running_process = g_new(LttvProcessState*, nb_cpu); | |
605 | ||
606 | /* init cpu resource stuff */ | |
607 | trace_state->cpu_states = g_new(LttvCPUState, nb_cpu); | |
608 | for (j = 0; j < nb_cpu; j++) { | |
609 | trace_state->cpu_states[j].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvCPUMode)); | |
610 | trace_state->cpu_states[j].irq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
611 | trace_state->cpu_states[j].softirq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
612 | trace_state->cpu_states[j].trap_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
613 | g_assert(trace_state->cpu_states[j].mode_stack != NULL); | |
614 | } | |
90e19f82 | 615 | |
7a4bdb54 YB |
616 | /* init irq resource stuff */ |
617 | trace_state->irq_states = g_new(LttvIRQState, nb_irq); | |
618 | for (j = 0; j < nb_irq; j++) { | |
619 | trace_state->irq_states[j].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode)); | |
620 | g_assert(trace_state->irq_states[j].mode_stack != NULL); | |
621 | } | |
90e19f82 | 622 | |
7a4bdb54 YB |
623 | /* init soft irq stuff */ |
624 | /* the kernel has a statically fixed max of 32 softirqs */ | |
625 | trace_state->soft_irq_states = g_new(LttvSoftIRQState, trace_state->name_tables->nb_soft_irqs); | |
90e19f82 | 626 | |
7a4bdb54 YB |
627 | /* init trap stuff */ |
628 | trace_state->trap_states = g_new(LttvTrapState, trace_state->name_tables->nb_traps); | |
90e19f82 | 629 | |
7a4bdb54 YB |
630 | /* init bdev resource stuff */ |
631 | trace_state->bdev_states = g_hash_table_new(g_int_hash, g_int_equal); | |
90e19f82 | 632 | |
7a4bdb54 | 633 | restore_init_state(trace_state); |
90e19f82 | 634 | |
7a4bdb54 YB |
635 | /* See if the trace has saved states */ |
636 | //state_load_saved_states(trace_state); | |
90e19f82 | 637 | } |
38726a78 | 638 | |
7a4bdb54 | 639 | void lttv_trace_state_fini(LttvTraceState *trace_state) |
90e19f82 | 640 | { |
7a4bdb54 | 641 | LttvTrace *trace = trace_state->trace; |
90e19f82 | 642 | LttvAttributeValue v; |
dc877563 | 643 | |
7a4bdb54 YB |
644 | lttv_attribute_find(lttv_trace_attribute(trace), LTTV_STATE_TRACE_STATE_USE_COUNT, |
645 | LTTV_UINT, &v); | |
dc877563 | 646 | |
7a4bdb54 YB |
647 | g_assert(*(v.v_uint) != 0); |
648 | (*v.v_uint)--; | |
dc877563 | 649 | |
7a4bdb54 YB |
650 | if (*(v.v_uint) == 0) { |
651 | free_name_tables(trace_state); | |
652 | free_max_time(trace_state); | |
653 | free_saved_state(trace_state); | |
90e19f82 | 654 | } |
7a4bdb54 YB |
655 | g_free(trace_state->running_process); |
656 | trace_state->running_process = NULL; | |
657 | lttv_state_free_process_table(trace_state->processes); | |
658 | trace_state->processes = NULL; | |
ffd54a90 | 659 | } |
660 | ||
7a4bdb54 | 661 | #ifdef BABEL_CLEANUP |
ffd54a90 | 662 | |
dbb7bb09 | 663 | /* Write the process state of the trace */ |
664 | ||
665 | static void write_process_state(gpointer key, gpointer value, | |
90e19f82 | 666 | gpointer user_data) |
dbb7bb09 | 667 | { |
90e19f82 | 668 | LttvProcessState *process; |
dbb7bb09 | 669 | |
90e19f82 | 670 | LttvExecutionState *es; |
dbb7bb09 | 671 | |
90e19f82 AM |
672 | FILE *fp = (FILE *)user_data; |
673 | ||
674 | guint i; | |
675 | guint64 address; | |
676 | ||
677 | process = (LttvProcessState *)value; | |
678 | 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\" BRAND=\"%s\" CPU=\"%u\" FREE_EVENTS=\"%u\">\n", | |
679 | process, process->pid, process->tgid, process->ppid, | |
680 | g_quark_to_string(process->type), | |
681 | process->creation_time.tv_sec, | |
682 | process->creation_time.tv_nsec, | |
683 | process->insertion_time.tv_sec, | |
684 | process->insertion_time.tv_nsec, | |
685 | g_quark_to_string(process->name), | |
686 | g_quark_to_string(process->brand), | |
687 | process->cpu, process->free_events); | |
688 | ||
689 | for(i = 0 ; i < process->execution_stack->len; i++) { | |
690 | es = &g_array_index(process->execution_stack, LttvExecutionState, i); | |
691 | fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu", | |
692 | g_quark_to_string(es->t), g_quark_to_string(es->n), | |
693 | es->entry.tv_sec, es->entry.tv_nsec); | |
694 | fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", | |
695 | es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); | |
696 | } | |
d4dd4885 | 697 | |
90e19f82 AM |
698 | for(i = 0 ; i < process->user_stack->len; i++) { |
699 | address = g_array_index(process->user_stack, guint64, i); | |
700 | fprintf(fp, " <USER_STACK ADDRESS=\"%" PRIu64 "\"/>\n", address); | |
701 | } | |
d4dd4885 | 702 | |
90e19f82 | 703 | fprintf(fp, " </PROCESS>\n"); |
dbb7bb09 | 704 | } |
705 | ||
706 | ||
707 | void lttv_state_write(LttvTraceState *self, LttTime t, FILE *fp) | |
708 | { | |
90e19f82 AM |
709 | guint i, nb_tracefile, nb_block, offset; |
710 | guint64 tsc; | |
dbb7bb09 | 711 | |
90e19f82 | 712 | LttvTracefileState *tfcs; |
dbb7bb09 | 713 | |
90e19f82 | 714 | LttTracefile *tf; |
dbb7bb09 | 715 | |
90e19f82 | 716 | LttEventPosition *ep; |
dbb7bb09 | 717 | |
90e19f82 | 718 | guint nb_cpus; |
348c6ba8 | 719 | |
90e19f82 | 720 | ep = ltt_event_position_new(); |
dbb7bb09 | 721 | |
90e19f82 | 722 | fprintf(fp,"<PROCESS_STATE TIME_S=%lu TIME_NS=%lu>\n", t.tv_sec, t.tv_nsec); |
dbb7bb09 | 723 | |
90e19f82 | 724 | g_hash_table_foreach(self->processes, write_process_state, fp); |
dbb7bb09 | 725 | |
90e19f82 AM |
726 | nb_cpus = ltt_trace_get_num_cpu(self->parent.t); |
727 | for(i=0;i<nb_cpus;i++) { | |
728 | fprintf(fp," <CPU NUM=%u RUNNING_PROCESS=%u>\n", | |
729 | i, self->running_process[i]->pid); | |
730 | } | |
dbb7bb09 | 731 | |
90e19f82 AM |
732 | nb_tracefile = self->parent.tracefiles->len; |
733 | ||
734 | for(i = 0 ; i < nb_tracefile ; i++) { | |
735 | tfcs = | |
736 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
737 | LttvTracefileContext*, i)); | |
738 | fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", | |
739 | tfcs->parent.timestamp.tv_sec, | |
740 | tfcs->parent.timestamp.tv_nsec); | |
741 | LttEvent *e = ltt_tracefile_get_event(tfcs->parent.tf); | |
742 | if(e == NULL) fprintf(fp,"/>\n"); | |
743 | else { | |
744 | ltt_event_position(e, ep); | |
745 | ltt_event_position_get(ep, &tf, &nb_block, &offset, &tsc); | |
746 | fprintf(fp, " BLOCK=%u OFFSET=%u TSC=%" PRIu64 "/>\n", nb_block, offset, | |
747 | tsc); | |
748 | } | |
749 | } | |
750 | g_free(ep); | |
751 | fprintf(fp,"</PROCESS_STATE>\n"); | |
6d0cdf22 | 752 | } |
753 | ||
754 | ||
755 | static void write_process_state_raw(gpointer key, gpointer value, | |
90e19f82 AM |
756 | gpointer user_data) |
757 | { | |
758 | LttvProcessState *process; | |
759 | ||
760 | LttvExecutionState *es; | |
761 | ||
762 | FILE *fp = (FILE *)user_data; | |
763 | ||
764 | guint i; | |
765 | guint64 address; | |
766 | ||
767 | process = (LttvProcessState *)value; | |
768 | fputc(HDR_PROCESS, fp); | |
769 | //fwrite(&header, sizeof(header), 1, fp); | |
770 | //fprintf(fp, "%s", g_quark_to_string(process->type)); | |
771 | //fputc('\0', fp); | |
772 | fwrite(&process->type, sizeof(process->type), 1, fp); | |
773 | //fprintf(fp, "%s", g_quark_to_string(process->name)); | |
774 | //fputc('\0', fp); | |
775 | fwrite(&process->name, sizeof(process->name), 1, fp); | |
776 | //fprintf(fp, "%s", g_quark_to_string(process->brand)); | |
777 | //fputc('\0', fp); | |
778 | fwrite(&process->brand, sizeof(process->brand), 1, fp); | |
779 | fwrite(&process->pid, sizeof(process->pid), 1, fp); | |
780 | fwrite(&process->free_events, sizeof(process->free_events), 1, fp); | |
781 | fwrite(&process->tgid, sizeof(process->tgid), 1, fp); | |
782 | fwrite(&process->ppid, sizeof(process->ppid), 1, fp); | |
783 | fwrite(&process->cpu, sizeof(process->cpu), 1, fp); | |
784 | fwrite(&process->creation_time, sizeof(process->creation_time), 1, fp); | |
785 | fwrite(&process->insertion_time, sizeof(process->insertion_time), 1, fp); | |
6d0cdf22 | 786 | |
787 | #if 0 | |
90e19f82 AM |
788 | 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\" BRAND=\"%s\" CPU=\"%u\" PROCESS_TYPE=%u>\n", |
789 | process, process->pid, process->tgid, process->ppid, | |
790 | g_quark_to_string(process->type), | |
791 | process->creation_time.tv_sec, | |
792 | process->creation_time.tv_nsec, | |
793 | process->insertion_time.tv_sec, | |
794 | process->insertion_time.tv_nsec, | |
795 | g_quark_to_string(process->name), | |
796 | g_quark_to_string(process->brand), | |
797 | process->cpu); | |
6d0cdf22 | 798 | #endif //0 |
799 | ||
90e19f82 AM |
800 | for(i = 0 ; i < process->execution_stack->len; i++) { |
801 | es = &g_array_index(process->execution_stack, LttvExecutionState, i); | |
802 | ||
803 | fputc(HDR_ES, fp); | |
804 | //fprintf(fp, "%s", g_quark_to_string(es->t)); | |
805 | //fputc('\0', fp); | |
806 | fwrite(&es->t, sizeof(es->t), 1, fp); | |
807 | //fprintf(fp, "%s", g_quark_to_string(es->n)); | |
808 | //fputc('\0', fp); | |
809 | fwrite(&es->n, sizeof(es->n), 1, fp); | |
810 | //fprintf(fp, "%s", g_quark_to_string(es->s)); | |
811 | //fputc('\0', fp); | |
812 | fwrite(&es->s, sizeof(es->s), 1, fp); | |
813 | fwrite(&es->entry, sizeof(es->entry), 1, fp); | |
814 | fwrite(&es->change, sizeof(es->change), 1, fp); | |
815 | fwrite(&es->cum_cpu_time, sizeof(es->cum_cpu_time), 1, fp); | |
6d0cdf22 | 816 | #if 0 |
90e19f82 AM |
817 | fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu", |
818 | g_quark_to_string(es->t), g_quark_to_string(es->n), | |
819 | es->entry.tv_sec, es->entry.tv_nsec); | |
820 | fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", | |
821 | es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); | |
6d0cdf22 | 822 | #endif //0 |
90e19f82 | 823 | } |
6d0cdf22 | 824 | |
90e19f82 AM |
825 | for(i = 0 ; i < process->user_stack->len; i++) { |
826 | address = g_array_index(process->user_stack, guint64, i); | |
827 | fputc(HDR_USER_STACK, fp); | |
828 | fwrite(&address, sizeof(address), 1, fp); | |
6d0cdf22 | 829 | #if 0 |
90e19f82 | 830 | fprintf(fp, " <USER_STACK ADDRESS=\"%llu\"/>\n", address); |
6d0cdf22 | 831 | #endif //0 |
90e19f82 | 832 | } |
dbb7bb09 | 833 | } |
834 | ||
835 | ||
6d0cdf22 | 836 | void lttv_state_write_raw(LttvTraceState *self, LttTime t, FILE *fp) |
837 | { | |
90e19f82 AM |
838 | guint i, nb_tracefile, nb_block, offset; |
839 | guint64 tsc; | |
840 | ||
841 | LttvTracefileState *tfcs; | |
842 | ||
843 | LttTracefile *tf; | |
844 | ||
845 | LttEventPosition *ep; | |
846 | ||
847 | guint nb_cpus; | |
848 | ||
849 | ep = ltt_event_position_new(); | |
850 | ||
851 | //fprintf(fp,"<PROCESS_STATE TIME_S=%lu TIME_NS=%lu>\n", t.tv_sec, t.tv_nsec); | |
852 | fputc(HDR_PROCESS_STATE, fp); | |
853 | fwrite(&t, sizeof(t), 1, fp); | |
854 | ||
855 | g_hash_table_foreach(self->processes, write_process_state_raw, fp); | |
856 | ||
857 | nb_cpus = ltt_trace_get_num_cpu(self->parent.t); | |
858 | for(i=0;i<nb_cpus;i++) { | |
859 | fputc(HDR_CPU, fp); | |
860 | fwrite(&i, sizeof(i), 1, fp); /* cpu number */ | |
861 | fwrite(&self->running_process[i]->pid, | |
862 | sizeof(self->running_process[i]->pid), 1, fp); | |
863 | //fprintf(fp," <CPU NUM=%u RUNNING_PROCESS=%u>\n", | |
864 | // i, self->running_process[i]->pid); | |
865 | } | |
866 | ||
867 | nb_tracefile = self->parent.tracefiles->len; | |
868 | ||
869 | for(i = 0 ; i < nb_tracefile ; i++) { | |
870 | tfcs = | |
871 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
872 | LttvTracefileContext*, i)); | |
873 | // fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", | |
874 | // tfcs->parent.timestamp.tv_sec, | |
875 | // tfcs->parent.timestamp.tv_nsec); | |
876 | fputc(HDR_TRACEFILE, fp); | |
877 | fwrite(&tfcs->parent.timestamp, sizeof(tfcs->parent.timestamp), 1, fp); | |
878 | /* Note : if timestamp if LTT_TIME_INFINITE, there will be no | |
879 | * position following : end of trace */ | |
880 | LttEvent *e = ltt_tracefile_get_event(tfcs->parent.tf); | |
881 | if(e != NULL) { | |
882 | ltt_event_position(e, ep); | |
883 | ltt_event_position_get(ep, &tf, &nb_block, &offset, &tsc); | |
884 | //fprintf(fp, " BLOCK=%u OFFSET=%u TSC=%llu/>\n", nb_block, offset, | |
885 | // tsc); | |
886 | fwrite(&nb_block, sizeof(nb_block), 1, fp); | |
887 | fwrite(&offset, sizeof(offset), 1, fp); | |
888 | fwrite(&tsc, sizeof(tsc), 1, fp); | |
889 | } | |
890 | } | |
891 | g_free(ep); | |
6d0cdf22 | 892 | } |
893 | ||
894 | ||
895 | /* Read process state from a file */ | |
896 | ||
897 | /* Called because a HDR_PROCESS was found */ | |
7df20ca4 | 898 | static void read_process_state_raw(LttvTraceState *self, FILE *fp, |
90e19f82 AM |
899 | GPtrArray *quarktable) |
900 | { | |
901 | LttvExecutionState *es; | |
902 | LttvProcessState *process, *parent_process; | |
903 | LttvProcessState tmp; | |
904 | GQuark tmpq; | |
bdddf3f5 | 905 | size_t res; |
90e19f82 AM |
906 | |
907 | guint64 *address; | |
908 | ||
bdddf3f5 AM |
909 | res = fread(&tmp.type, sizeof(tmp.type), 1, fp); |
910 | res += fread(&tmp.name, sizeof(tmp.name), 1, fp); | |
911 | res += fread(&tmp.brand, sizeof(tmp.brand), 1, fp); | |
912 | res += fread(&tmp.pid, sizeof(tmp.pid), 1, fp); | |
913 | res += fread(&tmp.free_events, sizeof(tmp.free_events), 1, fp); | |
914 | res += fread(&tmp.tgid, sizeof(tmp.tgid), 1, fp); | |
915 | res += fread(&tmp.ppid, sizeof(tmp.ppid), 1, fp); | |
916 | res += fread(&tmp.cpu, sizeof(tmp.cpu), 1, fp); | |
917 | res += fread(&tmp.creation_time, sizeof(tmp.creation_time), 1, fp); | |
918 | res += fread(&tmp.insertion_time, sizeof(tmp.insertion_time), 1, fp); | |
919 | g_assert(res == 10); | |
90e19f82 AM |
920 | |
921 | if(tmp.pid == 0) { | |
922 | process = lttv_state_find_process(self, tmp.cpu, tmp.pid); | |
923 | } else { | |
924 | /* We must link to the parent */ | |
925 | parent_process = lttv_state_find_process_or_create(self, ANY_CPU, tmp.ppid, | |
926 | <t_time_zero); | |
927 | process = lttv_state_find_process(self, ANY_CPU, tmp.pid); | |
928 | if(process == NULL) { | |
929 | process = lttv_state_create_process(self, parent_process, tmp.cpu, | |
930 | tmp.pid, tmp.tgid, | |
931 | g_quark_from_string((gchar*)g_ptr_array_index(quarktable, tmp.name)), | |
932 | &tmp.creation_time); | |
933 | } | |
934 | } | |
935 | process->insertion_time = tmp.insertion_time; | |
936 | process->creation_time = tmp.creation_time; | |
937 | process->type = g_quark_from_string( | |
938 | (gchar*)g_ptr_array_index(quarktable, tmp.type)); | |
939 | process->tgid = tmp.tgid; | |
940 | process->ppid = tmp.ppid; | |
941 | process->brand = g_quark_from_string( | |
942 | (gchar*)g_ptr_array_index(quarktable, tmp.brand)); | |
943 | process->name = | |
944 | g_quark_from_string((gchar*)g_ptr_array_index(quarktable, tmp.name)); | |
945 | process->free_events = tmp.free_events; | |
946 | ||
947 | do { | |
948 | if(feof(fp) || ferror(fp)) goto end_loop; | |
949 | ||
950 | gint hdr = fgetc(fp); | |
951 | if(hdr == EOF) goto end_loop; | |
952 | ||
953 | switch(hdr) { | |
954 | case HDR_ES: | |
955 | process->execution_stack = | |
956 | g_array_set_size(process->execution_stack, | |
957 | process->execution_stack->len + 1); | |
958 | es = &g_array_index(process->execution_stack, LttvExecutionState, | |
959 | process->execution_stack->len-1); | |
960 | process->state = es; | |
961 | ||
bdddf3f5 AM |
962 | res = fread(&es->t, sizeof(es->t), 1, fp); |
963 | g_assert(res == 1); | |
90e19f82 AM |
964 | es->t = g_quark_from_string( |
965 | (gchar*)g_ptr_array_index(quarktable, es->t)); | |
bdddf3f5 AM |
966 | res = fread(&es->n, sizeof(es->n), 1, fp); |
967 | g_assert(res == 1); | |
90e19f82 AM |
968 | es->n = g_quark_from_string( |
969 | (gchar*)g_ptr_array_index(quarktable, es->n)); | |
bdddf3f5 AM |
970 | res = fread(&es->s, sizeof(es->s), 1, fp); |
971 | g_assert(res == 1); | |
90e19f82 AM |
972 | es->s = g_quark_from_string( |
973 | (gchar*)g_ptr_array_index(quarktable, es->s)); | |
bdddf3f5 AM |
974 | res = fread(&es->entry, sizeof(es->entry), 1, fp); |
975 | res += fread(&es->change, sizeof(es->change), 1, fp); | |
976 | res += fread(&es->cum_cpu_time, sizeof(es->cum_cpu_time), 1, fp); | |
977 | g_assert(res == 3); | |
90e19f82 AM |
978 | break; |
979 | ||
980 | case HDR_USER_STACK: | |
981 | process->user_stack = g_array_set_size(process->user_stack, | |
982 | process->user_stack->len + 1); | |
983 | address = &g_array_index(process->user_stack, guint64, | |
984 | process->user_stack->len-1); | |
bdddf3f5 AM |
985 | res = fread(address, sizeof(address), 1, fp); |
986 | g_assert(res == 1); | |
90e19f82 AM |
987 | process->current_function = *address; |
988 | break; | |
989 | ||
90e19f82 AM |
990 | default: |
991 | ungetc(hdr, fp); | |
992 | goto end_loop; | |
993 | }; | |
994 | } while(1); | |
6d0cdf22 | 995 | end_loop: |
90e19f82 | 996 | return; |
6d0cdf22 | 997 | } |
998 | ||
999 | ||
1000 | /* Called because a HDR_PROCESS_STATE was found */ | |
1001 | /* Append a saved state to the trace states */ | |
7df20ca4 | 1002 | void lttv_state_read_raw(LttvTraceState *self, FILE *fp, GPtrArray *quarktable) |
6d0cdf22 | 1003 | { |
90e19f82 AM |
1004 | guint i, nb_tracefile, nb_block, offset; |
1005 | guint64 tsc; | |
1006 | LttvTracefileState *tfcs; | |
1007 | ||
1008 | LttEventPosition *ep; | |
1009 | ||
1010 | guint nb_cpus; | |
1011 | ||
1012 | int hdr; | |
bdddf3f5 | 1013 | size_t res; |
90e19f82 AM |
1014 | |
1015 | LttTime t; | |
1016 | ||
1017 | LttvAttribute *saved_states_tree, *saved_state_tree; | |
1018 | ||
1019 | LttvAttributeValue value; | |
1020 | GTree *pqueue = self->parent.ts_context->pqueue; | |
1021 | ep = ltt_event_position_new(); | |
1022 | ||
1023 | restore_init_state(self); | |
1024 | ||
bdddf3f5 AM |
1025 | res = fread(&t, sizeof(t), 1, fp); |
1026 | g_assert(res == 1); | |
90e19f82 AM |
1027 | |
1028 | do { | |
1029 | if(feof(fp) || ferror(fp)) goto end_loop; | |
1030 | hdr = fgetc(fp); | |
1031 | if(hdr == EOF) goto end_loop; | |
1032 | ||
1033 | switch(hdr) { | |
1034 | case HDR_PROCESS: | |
1035 | /* Call read_process_state_raw */ | |
1036 | read_process_state_raw(self, fp, quarktable); | |
1037 | break; | |
1038 | case HDR_TRACEFILE: | |
1039 | case HDR_TRACESET: | |
1040 | case HDR_TRACE: | |
1041 | case HDR_QUARKS: | |
1042 | case HDR_QUARK: | |
1043 | case HDR_ES: | |
1044 | case HDR_USER_STACK: | |
90e19f82 AM |
1045 | case HDR_PROCESS_STATE: |
1046 | case HDR_CPU: | |
1047 | ungetc(hdr, fp); | |
1048 | goto end_loop; | |
1049 | break; | |
1050 | default: | |
1051 | g_error("Error while parsing saved state file : unknown data header %d", | |
1052 | hdr); | |
1053 | }; | |
1054 | } while(1); | |
6d0cdf22 | 1055 | end_loop: |
1056 | ||
90e19f82 AM |
1057 | nb_cpus = ltt_trace_get_num_cpu(self->parent.t); |
1058 | for(i=0;i<nb_cpus;i++) { | |
1059 | int cpu_num; | |
1060 | hdr = fgetc(fp); | |
1061 | g_assert(hdr == HDR_CPU); | |
bdddf3f5 AM |
1062 | res = fread(&cpu_num, sizeof(cpu_num), 1, fp); /* cpu number */ |
1063 | g_assert(res == 1); | |
90e19f82 | 1064 | g_assert(i == cpu_num); |
bdddf3f5 | 1065 | res = fread(&self->running_process[i]->pid, |
90e19f82 | 1066 | sizeof(self->running_process[i]->pid), 1, fp); |
bdddf3f5 | 1067 | g_assert(res == 1); |
90e19f82 AM |
1068 | } |
1069 | ||
1070 | nb_tracefile = self->parent.tracefiles->len; | |
1071 | ||
1072 | for(i = 0 ; i < nb_tracefile ; i++) { | |
1073 | tfcs = | |
1074 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
1075 | LttvTracefileContext*, i)); | |
1076 | // fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu", | |
1077 | // tfcs->parent.timestamp.tv_sec, | |
1078 | // tfcs->parent.timestamp.tv_nsec); | |
1079 | g_tree_remove(pqueue, &tfcs->parent); | |
1080 | hdr = fgetc(fp); | |
1081 | g_assert(hdr == HDR_TRACEFILE); | |
bdddf3f5 AM |
1082 | res = fread(&tfcs->parent.timestamp, sizeof(tfcs->parent.timestamp), 1, fp); |
1083 | g_assert(res == 1); | |
90e19f82 AM |
1084 | /* Note : if timestamp if LTT_TIME_INFINITE, there will be no |
1085 | * position following : end of trace */ | |
1086 | if(ltt_time_compare(tfcs->parent.timestamp, ltt_time_infinite) != 0) { | |
bdddf3f5 AM |
1087 | res = fread(&nb_block, sizeof(nb_block), 1, fp); |
1088 | res += fread(&offset, sizeof(offset), 1, fp); | |
1089 | res += fread(&tsc, sizeof(tsc), 1, fp); | |
1090 | g_assert(res == 3); | |
90e19f82 AM |
1091 | ltt_event_position_set(ep, tfcs->parent.tf, nb_block, offset, tsc); |
1092 | gint ret = ltt_tracefile_seek_position(tfcs->parent.tf, ep); | |
1093 | g_assert(ret == 0); | |
1094 | g_tree_insert(pqueue, &tfcs->parent, &tfcs->parent); | |
1095 | } | |
1096 | } | |
1097 | g_free(ep); | |
1098 | ||
1099 | saved_states_tree = lttv_attribute_find_subdir(self->parent.t_a, | |
1100 | LTTV_STATE_SAVED_STATES); | |
1101 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
1102 | value = lttv_attribute_add(saved_states_tree, | |
1103 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); | |
1104 | *(value.v_gobject) = (GObject *)saved_state_tree; | |
1105 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); | |
1106 | *(value.v_time) = t; | |
1107 | lttv_state_save(self, saved_state_tree); | |
1108 | g_debug("Saving state at time %lu.%lu", t.tv_sec, | |
1109 | t.tv_nsec); | |
1110 | ||
1111 | *(self->max_time_state_recomputed_in_seek) = t; | |
ce05e187 | 1112 | |
6d0cdf22 | 1113 | } |
1114 | ||
1115 | /* Called when a HDR_TRACE is found */ | |
7df20ca4 | 1116 | void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp, |
90e19f82 AM |
1117 | GPtrArray *quarktable) |
1118 | { | |
1119 | int hdr; | |
1120 | ||
1121 | do { | |
1122 | if(feof(fp) || ferror(fp)) goto end_loop; | |
1123 | hdr = fgetc(fp); | |
1124 | if(hdr == EOF) goto end_loop; | |
1125 | ||
1126 | switch(hdr) { | |
1127 | case HDR_PROCESS_STATE: | |
1128 | /* Call read_process_state_raw */ | |
1129 | lttv_state_read_raw(tcs, fp, quarktable); | |
1130 | break; | |
1131 | case HDR_TRACEFILE: | |
1132 | case HDR_TRACESET: | |
1133 | case HDR_TRACE: | |
1134 | case HDR_QUARKS: | |
1135 | case HDR_QUARK: | |
1136 | case HDR_ES: | |
1137 | case HDR_USER_STACK: | |
90e19f82 AM |
1138 | case HDR_PROCESS: |
1139 | case HDR_CPU: | |
1140 | g_error("Error while parsing saved state file :" | |
1141 | " unexpected data header %d", | |
1142 | hdr); | |
1143 | break; | |
1144 | default: | |
1145 | g_error("Error while parsing saved state file : unknown data header %d", | |
1146 | hdr); | |
1147 | }; | |
1148 | } while(1); | |
6d0cdf22 | 1149 | end_loop: |
90e19f82 AM |
1150 | *(tcs->max_time_state_recomputed_in_seek) = tcs->parent.time_span.end_time; |
1151 | restore_init_state(tcs); | |
1152 | lttv_process_trace_seek_time(&tcs->parent, ltt_time_zero); | |
1153 | return; | |
6d0cdf22 | 1154 | } |
7a4bdb54 | 1155 | #endif /* BABEL_CLEANUP */ |
6d0cdf22 | 1156 | |
1157 | ||
dbb7bb09 | 1158 | /* Copy each process from an existing hash table to a new one */ |
1159 | ||
308711e5 | 1160 | static void copy_process_state(gpointer key, gpointer value,gpointer user_data) |
ffd54a90 | 1161 | { |
90e19f82 AM |
1162 | LttvProcessState *process, *new_process; |
1163 | ||
1164 | GHashTable *new_processes = (GHashTable *)user_data; | |
1165 | ||
1166 | guint i; | |
1167 | ||
1168 | process = (LttvProcessState *)value; | |
1169 | new_process = g_new(LttvProcessState, 1); | |
1170 | *new_process = *process; | |
1171 | new_process->execution_stack = g_array_sized_new(FALSE, FALSE, | |
1172 | sizeof(LttvExecutionState), PREALLOCATED_EXECUTION_STACK); | |
1173 | new_process->execution_stack = | |
1174 | g_array_set_size(new_process->execution_stack, | |
1175 | process->execution_stack->len); | |
1176 | for(i = 0 ; i < process->execution_stack->len; i++) { | |
1177 | g_array_index(new_process->execution_stack, LttvExecutionState, i) = | |
1178 | g_array_index(process->execution_stack, LttvExecutionState, i); | |
1179 | } | |
1180 | new_process->state = &g_array_index(new_process->execution_stack, | |
1181 | LttvExecutionState, new_process->execution_stack->len - 1); | |
7a4bdb54 | 1182 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1183 | new_process->user_stack = g_array_sized_new(FALSE, FALSE, |
1184 | sizeof(guint64), 0); | |
1185 | new_process->user_stack = g_array_set_size(new_process->user_stack, | |
1186 | process->user_stack->len); | |
1187 | for(i = 0 ; i < process->user_stack->len; i++) { | |
1188 | g_array_index(new_process->user_stack, guint64, i) = | |
1189 | g_array_index(process->user_stack, guint64, i); | |
1190 | } | |
1191 | new_process->current_function = process->current_function; | |
7a4bdb54 | 1192 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
1193 | |
1194 | /* fd hash table stuff */ | |
1195 | { | |
1196 | GHashTableIter it; | |
1197 | gpointer key; | |
1198 | gpointer value; | |
1199 | ||
1200 | /* copy every item in the hash table */ | |
1201 | new_process->fds = g_hash_table_new(g_direct_hash, g_direct_equal); | |
1202 | ||
1203 | g_hash_table_iter_init(&it, process->fds); | |
1204 | while (g_hash_table_iter_next (&it, (void *)&key, (void *)&value)) { | |
1205 | g_hash_table_insert(new_process->fds, key, value); | |
1206 | } | |
1207 | } | |
1208 | ||
1209 | /* When done creating the new process state, insert it in the | |
1210 | * hash table */ | |
1211 | g_hash_table_insert(new_processes, new_process, new_process); | |
ffd54a90 | 1212 | } |
1213 | ||
1214 | ||
308711e5 | 1215 | static GHashTable *lttv_state_copy_process_table(GHashTable *processes) |
ffd54a90 | 1216 | { |
90e19f82 | 1217 | GHashTable *new_processes = g_hash_table_new(process_hash, process_equal); |
ffd54a90 | 1218 | |
90e19f82 AM |
1219 | g_hash_table_foreach(processes, copy_process_state, new_processes); |
1220 | return new_processes; | |
dc877563 | 1221 | } |
1222 | ||
fbfbd4db | 1223 | static LttvCPUState *lttv_state_copy_cpu_states(LttvCPUState *states, guint n) |
1224 | { | |
90e19f82 AM |
1225 | guint i,j; |
1226 | LttvCPUState *retval; | |
1227 | ||
1228 | retval = g_new(LttvCPUState, n); | |
1229 | ||
1230 | for(i=0; i<n; i++) { | |
1231 | retval[i].irq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
1232 | g_array_set_size(retval[i].irq_stack, states[i].irq_stack->len); | |
1233 | for(j=0; j<states[i].irq_stack->len; j++) { | |
1234 | g_array_index(retval[i].irq_stack, gint, j) = | |
1235 | g_array_index(states[i].irq_stack, gint, j); | |
1236 | } | |
1237 | ||
1238 | retval[i].softirq_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
1239 | g_array_set_size(retval[i].softirq_stack, states[i].softirq_stack->len); | |
1240 | for(j=0; j<states[i].softirq_stack->len; j++) { | |
1241 | g_array_index(retval[i].softirq_stack, gint, j) = | |
1242 | g_array_index(states[i].softirq_stack, gint, j); | |
1243 | } | |
1244 | ||
1245 | retval[i].trap_stack = g_array_new(FALSE, FALSE, sizeof(gint)); | |
1246 | g_array_set_size(retval[i].trap_stack, states[i].trap_stack->len); | |
1247 | for(j=0; j<states[i].trap_stack->len; j++) { | |
1248 | g_array_index(retval[i].trap_stack, gint, j) = | |
1249 | g_array_index(states[i].trap_stack, gint, j); | |
1250 | } | |
1251 | ||
1252 | retval[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvCPUMode)); | |
1253 | g_array_set_size(retval[i].mode_stack, states[i].mode_stack->len); | |
1254 | for(j=0; j<states[i].mode_stack->len; j++) { | |
1255 | g_array_index(retval[i].mode_stack, GQuark, j) = | |
1256 | g_array_index(states[i].mode_stack, GQuark, j); | |
1257 | } | |
1258 | } | |
fbfbd4db | 1259 | |
90e19f82 | 1260 | return retval; |
fbfbd4db | 1261 | } |
1262 | ||
1263 | static void lttv_state_free_cpu_states(LttvCPUState *states, guint n) | |
1264 | { | |
90e19f82 | 1265 | guint i; |
fbfbd4db | 1266 | |
90e19f82 AM |
1267 | for(i=0; i<n; i++) { |
1268 | g_array_free(states[i].mode_stack, TRUE); | |
1269 | g_array_free(states[i].irq_stack, TRUE); | |
1270 | g_array_free(states[i].softirq_stack, TRUE); | |
1271 | g_array_free(states[i].trap_stack, TRUE); | |
1272 | } | |
fbfbd4db | 1273 | |
90e19f82 | 1274 | g_free(states); |
fbfbd4db | 1275 | } |
dc877563 | 1276 | |
fc6a87b2 | 1277 | static LttvIRQState *lttv_state_copy_irq_states(LttvIRQState *states, guint n) |
1278 | { | |
90e19f82 AM |
1279 | guint i,j; |
1280 | LttvIRQState *retval; | |
fc6a87b2 | 1281 | |
90e19f82 | 1282 | retval = g_new(LttvIRQState, n); |
fc6a87b2 | 1283 | |
90e19f82 AM |
1284 | for(i=0; i<n; i++) { |
1285 | retval[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode)); | |
1286 | g_array_set_size(retval[i].mode_stack, states[i].mode_stack->len); | |
1287 | for(j=0; j<states[i].mode_stack->len; j++) { | |
1288 | g_array_index(retval[i].mode_stack, GQuark, j) = | |
1289 | g_array_index(states[i].mode_stack, GQuark, j); | |
1290 | } | |
1291 | } | |
fc6a87b2 | 1292 | |
90e19f82 | 1293 | return retval; |
fc6a87b2 | 1294 | } |
1295 | ||
1296 | static void lttv_state_free_irq_states(LttvIRQState *states, guint n) | |
1297 | { | |
90e19f82 | 1298 | guint i; |
fc6a87b2 | 1299 | |
90e19f82 AM |
1300 | for(i=0; i<n; i++) { |
1301 | g_array_free(states[i].mode_stack, TRUE); | |
1302 | } | |
fc6a87b2 | 1303 | |
90e19f82 | 1304 | g_free(states); |
fc6a87b2 | 1305 | } |
1306 | ||
90e19f82 AM |
1307 | static LttvSoftIRQState * |
1308 | lttv_state_copy_soft_irq_states(LttvSoftIRQState *states, guint n) | |
0305fe77 | 1309 | { |
90e19f82 AM |
1310 | guint i; |
1311 | LttvSoftIRQState *retval; | |
0305fe77 | 1312 | |
90e19f82 | 1313 | retval = g_new(LttvSoftIRQState, n); |
0305fe77 | 1314 | |
90e19f82 AM |
1315 | for(i=0; i<n; i++) { |
1316 | retval[i].pending = states[i].pending; | |
1317 | retval[i].running = states[i].running; | |
1318 | } | |
0305fe77 | 1319 | |
90e19f82 | 1320 | return retval; |
0305fe77 | 1321 | } |
1322 | ||
61ab5e97 | 1323 | static void lttv_state_free_soft_irq_states(LttvSoftIRQState *states, guint n) |
0305fe77 | 1324 | { |
90e19f82 | 1325 | g_free(states); |
0305fe77 | 1326 | } |
1327 | ||
90e19f82 AM |
1328 | static LttvTrapState * |
1329 | lttv_state_copy_trap_states(LttvTrapState *states, guint n) | |
38726a78 | 1330 | { |
90e19f82 AM |
1331 | guint i; |
1332 | LttvTrapState *retval; | |
38726a78 | 1333 | |
90e19f82 | 1334 | retval = g_new(LttvTrapState, n); |
38726a78 | 1335 | |
90e19f82 AM |
1336 | for(i=0; i<n; i++) { |
1337 | retval[i].running = states[i].running; | |
1338 | } | |
38726a78 | 1339 | |
90e19f82 | 1340 | return retval; |
38726a78 | 1341 | } |
1342 | ||
1343 | static void lttv_state_free_trap_states(LttvTrapState *states, guint n) | |
1344 | { | |
90e19f82 | 1345 | g_free(states); |
38726a78 | 1346 | } |
1347 | ||
98d7814f | 1348 | /* bdevstate stuff */ |
1349 | ||
59dc1f2a | 1350 | static LttvBdevState *get_hashed_bdevstate(LttvTraceState *ts, guint32 devcode) |
98d7814f | 1351 | { |
90e19f82 AM |
1352 | gint devcode_gint = devcode; |
1353 | gpointer bdev = g_hash_table_lookup(ts->bdev_states, &devcode_gint); | |
1354 | if(bdev == NULL) { | |
1355 | LttvBdevState *bdevstate = g_new(LttvBdevState, 1); | |
1356 | bdevstate->mode_stack = g_array_new(FALSE, FALSE, sizeof(GQuark)); | |
98d7814f | 1357 | |
90e19f82 AM |
1358 | gint * key = g_new(gint, 1); |
1359 | *key = devcode; | |
1360 | g_hash_table_insert(ts->bdev_states, key, bdevstate); | |
98d7814f | 1361 | |
90e19f82 AM |
1362 | bdev = bdevstate; |
1363 | } | |
98d7814f | 1364 | |
90e19f82 | 1365 | return bdev; |
98d7814f | 1366 | } |
1367 | ||
1368 | static LttvBdevState *bdevstate_new(void) | |
1369 | { | |
90e19f82 AM |
1370 | LttvBdevState *retval; |
1371 | retval = g_new(LttvBdevState, 1); | |
1372 | retval->mode_stack = g_array_new(FALSE, FALSE, sizeof(GQuark)); | |
b895e4db | 1373 | |
90e19f82 | 1374 | return retval; |
98d7814f | 1375 | } |
1376 | ||
1377 | static void bdevstate_free(LttvBdevState *bds) | |
1378 | { | |
90e19f82 AM |
1379 | g_array_free(bds->mode_stack, TRUE); |
1380 | g_free(bds); | |
98d7814f | 1381 | } |
1382 | ||
1383 | static void bdevstate_free_cb(gpointer key, gpointer value, gpointer user_data) | |
1384 | { | |
90e19f82 | 1385 | LttvBdevState *bds = (LttvBdevState *) value; |
98d7814f | 1386 | |
90e19f82 | 1387 | bdevstate_free(bds); |
98d7814f | 1388 | } |
1389 | ||
1390 | static LttvBdevState *bdevstate_copy(LttvBdevState *bds) | |
1391 | { | |
90e19f82 | 1392 | LttvBdevState *retval; |
98d7814f | 1393 | |
90e19f82 AM |
1394 | retval = bdevstate_new(); |
1395 | g_array_insert_vals(retval->mode_stack, 0, bds->mode_stack->data, | |
1396 | bds->mode_stack->len); | |
b895e4db | 1397 | |
90e19f82 | 1398 | return retval; |
98d7814f | 1399 | } |
1400 | ||
1401 | static void insert_and_copy_bdev_state(gpointer k, gpointer v, gpointer u) | |
1402 | { | |
90e19f82 AM |
1403 | //GHashTable *ht = (GHashTable *)u; |
1404 | LttvBdevState *bds = (LttvBdevState *)v; | |
1405 | LttvBdevState *newbds; | |
98d7814f | 1406 | |
90e19f82 | 1407 | newbds = bdevstate_copy(bds); |
98d7814f | 1408 | |
90e19f82 | 1409 | g_hash_table_insert(u, k, newbds); |
98d7814f | 1410 | } |
1411 | ||
1412 | static GHashTable *lttv_state_copy_blkdev_hashtable(GHashTable *ht) | |
1413 | { | |
90e19f82 | 1414 | GHashTable *retval; |
98d7814f | 1415 | |
90e19f82 | 1416 | retval = g_hash_table_new(g_int_hash, g_int_equal); |
98d7814f | 1417 | |
90e19f82 | 1418 | g_hash_table_foreach(ht, insert_and_copy_bdev_state, retval); |
98d7814f | 1419 | |
90e19f82 | 1420 | return retval; |
98d7814f | 1421 | } |
1422 | ||
1423 | /* Free a hashtable and the LttvBdevState structures its values | |
1424 | * point to. */ | |
1425 | ||
1426 | static void lttv_state_free_blkdev_hashtable(GHashTable *ht) | |
1427 | { | |
90e19f82 AM |
1428 | g_hash_table_foreach(ht, bdevstate_free_cb, NULL); |
1429 | g_hash_table_destroy(ht); | |
98d7814f | 1430 | } |
1431 | ||
308711e5 | 1432 | /* The saved state for each trace contains a member "processes", which |
1433 | stores a copy of the process table, and a member "tracefiles" with | |
1434 | one entry per tracefile. Each tracefile has a "process" member pointing | |
1435 | to the current process and a "position" member storing the tracefile | |
1436 | position (needed to seek to the current "next" event. */ | |
1437 | ||
7a4bdb54 | 1438 | void lttv_state_save(LttvTraceState *self, LttvAttribute *container) |
dc877563 | 1439 | { |
7a4bdb54 | 1440 | guint i, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps; |
90e19f82 AM |
1441 | |
1442 | guint *running_process; | |
1443 | ||
1444 | LttvAttributeValue value; | |
1445 | ||
90e19f82 AM |
1446 | value = lttv_attribute_add(container, LTTV_STATE_PROCESSES, |
1447 | LTTV_POINTER); | |
1448 | *(value.v_pointer) = lttv_state_copy_process_table(self->processes); | |
1449 | ||
1450 | /* Add the currently running processes array */ | |
7a4bdb54 | 1451 | nb_cpus = lttv_trace_get_num_cpu(self->trace); |
90e19f82 AM |
1452 | running_process = g_new(guint, nb_cpus); |
1453 | for(i=0;i<nb_cpus;i++) { | |
1454 | running_process[i] = self->running_process[i]->pid; | |
1455 | } | |
1456 | value = lttv_attribute_add(container, LTTV_STATE_RUNNING_PROCESS, | |
1457 | LTTV_POINTER); | |
1458 | *(value.v_pointer) = running_process; | |
1459 | ||
1460 | g_info("State save"); | |
1461 | ||
7a4bdb54 YB |
1462 | /* Save the current position */ |
1463 | value = lttv_attribute_add(container, LTTV_STATE_POSITION, | |
1464 | LTTV_POINTER); | |
68573dd0 | 1465 | *(value.v_pointer) = lttv_traceset_create_current_position(lttv_trace_get_traceset(self->trace)); |
90e19f82 | 1466 | |
7a4bdb54 YB |
1467 | #ifdef BABEL_CLEANUP |
1468 | nb_tracefile = self->parent.tracefiles->len; | |
90e19f82 AM |
1469 | for(i = 0 ; i < nb_tracefile ; i++) { |
1470 | tfcs = | |
1471 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
1472 | LttvTracefileContext*, i)); | |
1473 | tracefile_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
1474 | value = lttv_attribute_add(tracefiles_tree, i, | |
1475 | LTTV_GOBJECT); | |
1476 | *(value.v_gobject) = (GObject *)tracefile_tree; | |
348c6ba8 | 1477 | #if 0 |
90e19f82 AM |
1478 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_PROCESS, |
1479 | LTTV_UINT); | |
1480 | *(value.v_uint) = tfcs->process->pid; | |
348c6ba8 | 1481 | #endif //0 |
90e19f82 AM |
1482 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_EVENT, |
1483 | LTTV_POINTER); | |
1484 | /* Only save the position if the tfs has not infinite time. */ | |
1485 | //if(!g_tree_lookup(self->parent.ts_context->pqueue, &tfcs->parent) | |
1486 | // && current_tfcs != tfcs) { | |
1487 | if(ltt_time_compare(tfcs->parent.timestamp, ltt_time_infinite) == 0) { | |
1488 | *(value.v_pointer) = NULL; | |
1489 | } else { | |
1490 | LttEvent *e = ltt_tracefile_get_event(tfcs->parent.tf); | |
1491 | ep = ltt_event_position_new(); | |
1492 | ltt_event_position(e, ep); | |
1493 | *(value.v_pointer) = ep; | |
1494 | ||
1495 | guint nb_block, offset; | |
1496 | guint64 tsc; | |
1497 | LttTracefile *tf; | |
1498 | ltt_event_position_get(ep, &tf, &nb_block, &offset, &tsc); | |
1499 | g_info("Block %u offset %u tsc %" PRIu64 " time %lu.%lu", nb_block, | |
1500 | offset, tsc, tfcs->parent.timestamp.tv_sec, | |
1501 | tfcs->parent.timestamp.tv_nsec); | |
1502 | } | |
1503 | } | |
7a4bdb54 | 1504 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
1505 | |
1506 | /* save the cpu state */ | |
1507 | { | |
1508 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_CPUS_COUNT, | |
1509 | LTTV_UINT); | |
1510 | *(value.v_uint) = nb_cpus; | |
1511 | ||
1512 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_CPUS, | |
1513 | LTTV_POINTER); | |
1514 | *(value.v_pointer) = lttv_state_copy_cpu_states(self->cpu_states, nb_cpus); | |
1515 | } | |
1516 | ||
1517 | /* save the irq state */ | |
1518 | nb_irqs = self->name_tables->nb_irqs; | |
1519 | { | |
1520 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_IRQS, | |
1521 | LTTV_POINTER); | |
1522 | *(value.v_pointer) = lttv_state_copy_irq_states(self->irq_states, nb_irqs); | |
1523 | } | |
1524 | ||
1525 | /* save the soft irq state */ | |
1526 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
1527 | { | |
1528 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_SOFT_IRQS, | |
1529 | LTTV_POINTER); | |
1530 | *(value.v_pointer) = lttv_state_copy_soft_irq_states(self->soft_irq_states, nb_soft_irqs); | |
1531 | } | |
1532 | ||
1533 | /* save the trap state */ | |
1534 | nb_traps = self->name_tables->nb_traps; | |
1535 | { | |
1536 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_TRAPS, | |
1537 | LTTV_POINTER); | |
1538 | *(value.v_pointer) = lttv_state_copy_trap_states(self->trap_states, nb_traps); | |
1539 | } | |
1540 | ||
1541 | /* save the blkdev states */ | |
1542 | value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_BLKDEVS, | |
1543 | LTTV_POINTER); | |
1544 | *(value.v_pointer) = lttv_state_copy_blkdev_hashtable(self->bdev_states); | |
dc877563 | 1545 | } |
1546 | ||
7a4bdb54 | 1547 | void lttv_state_restore(LttvTraceState *self, LttvAttribute *container) |
dc877563 | 1548 | { |
7a4bdb54 | 1549 | guint i, pid, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps; |
90e19f82 | 1550 | guint *running_process; |
90e19f82 | 1551 | LttvAttributeType type; |
90e19f82 | 1552 | LttvAttributeValue value; |
dc877563 | 1553 | |
90e19f82 AM |
1554 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
1555 | &value); | |
1556 | g_assert(type == LTTV_POINTER); | |
1557 | lttv_state_free_process_table(self->processes); | |
1558 | self->processes = lttv_state_copy_process_table(*(value.v_pointer)); | |
308711e5 | 1559 | |
90e19f82 | 1560 | /* Add the currently running processes array */ |
7a4bdb54 | 1561 | nb_cpus = lttv_trace_get_num_cpu(self->trace); |
90e19f82 AM |
1562 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RUNNING_PROCESS, |
1563 | &value); | |
1564 | g_assert(type == LTTV_POINTER); | |
1565 | running_process = *(value.v_pointer); | |
1566 | for(i=0;i<nb_cpus;i++) { | |
1567 | pid = running_process[i]; | |
1568 | self->running_process[i] = lttv_state_find_process(self, i, pid); | |
1569 | g_assert(self->running_process[i] != NULL); | |
1570 | } | |
348c6ba8 | 1571 | |
7a4bdb54 | 1572 | //nb_tracefile = self->parent.tracefiles->len; |
308711e5 | 1573 | |
90e19f82 AM |
1574 | //g_tree_destroy(tsc->pqueue); |
1575 | //tsc->pqueue = g_tree_new(compare_tracefile); | |
fbfbd4db | 1576 | |
90e19f82 AM |
1577 | /* restore cpu resource states */ |
1578 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS, &value); | |
1579 | g_assert(type == LTTV_POINTER); | |
1580 | lttv_state_free_cpu_states(self->cpu_states, nb_cpus); | |
1581 | self->cpu_states = lttv_state_copy_cpu_states(*(value.v_pointer), nb_cpus); | |
e7f5e89d | 1582 | |
90e19f82 AM |
1583 | /* restore irq resource states */ |
1584 | nb_irqs = self->name_tables->nb_irqs; | |
1585 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_IRQS, &value); | |
1586 | g_assert(type == LTTV_POINTER); | |
1587 | lttv_state_free_irq_states(self->irq_states, nb_irqs); | |
1588 | self->irq_states = lttv_state_copy_irq_states(*(value.v_pointer), nb_irqs); | |
fc6a87b2 | 1589 | |
90e19f82 AM |
1590 | /* restore soft irq resource states */ |
1591 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
1592 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_SOFT_IRQS, &value); | |
1593 | g_assert(type == LTTV_POINTER); | |
1594 | lttv_state_free_soft_irq_states(self->soft_irq_states, nb_soft_irqs); | |
1595 | self->soft_irq_states = lttv_state_copy_soft_irq_states(*(value.v_pointer), nb_soft_irqs); | |
0305fe77 | 1596 | |
90e19f82 AM |
1597 | /* restore trap resource states */ |
1598 | nb_traps = self->name_tables->nb_traps; | |
1599 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_TRAPS, &value); | |
1600 | g_assert(type == LTTV_POINTER); | |
1601 | lttv_state_free_trap_states(self->trap_states, nb_traps); | |
1602 | self->trap_states = lttv_state_copy_trap_states(*(value.v_pointer), nb_traps); | |
38726a78 | 1603 | |
90e19f82 AM |
1604 | /* restore the blkdev states */ |
1605 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_BLKDEVS, &value); | |
1606 | g_assert(type == LTTV_POINTER); | |
1607 | lttv_state_free_blkdev_hashtable(self->bdev_states); | |
1608 | self->bdev_states = lttv_state_copy_blkdev_hashtable(*(value.v_pointer)); | |
1609 | ||
7a4bdb54 | 1610 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1611 | for(i = 0 ; i < nb_tracefile ; i++) { |
1612 | tfcs = | |
1613 | LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, | |
1614 | LttvTracefileContext*, i)); | |
1615 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named); | |
1616 | g_assert(type == LTTV_GOBJECT); | |
1617 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); | |
348c6ba8 | 1618 | #if 0 |
90e19f82 AM |
1619 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_PROCESS, |
1620 | &value); | |
1621 | g_assert(type == LTTV_UINT); | |
1622 | pid = *(value.v_uint); | |
1623 | tfcs->process = lttv_state_find_process_or_create(tfcs, pid); | |
348c6ba8 | 1624 | #endif //0 |
90e19f82 AM |
1625 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
1626 | &value); | |
1627 | g_assert(type == LTTV_POINTER); | |
1628 | //g_assert(*(value.v_pointer) != NULL); | |
1629 | ep = *(value.v_pointer); | |
1630 | g_assert(tfcs->parent.t_context != NULL); | |
1631 | ||
1632 | tfcs->cpu_state = &self->cpu_states[tfcs->cpu]; | |
1633 | ||
1634 | LttvTracefileContext *tfc = LTTV_TRACEFILE_CONTEXT(tfcs); | |
1635 | g_tree_remove(tsc->pqueue, tfc); | |
1636 | ||
1637 | if(ep != NULL) { | |
1638 | retval= ltt_tracefile_seek_position(tfc->tf, ep); | |
1639 | g_assert_cmpint(retval, ==, 0); | |
1640 | tfc->timestamp = ltt_event_time(ltt_tracefile_get_event(tfc->tf)); | |
1641 | g_assert_cmpint(ltt_time_compare(tfc->timestamp, ltt_time_infinite), | |
1642 | !=, 0); | |
1643 | g_tree_insert(tsc->pqueue, tfc, tfc); | |
1644 | g_info("Restoring state for a tf at time %lu.%lu", | |
1645 | tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec); | |
1646 | } else { | |
1647 | tfc->timestamp = ltt_time_infinite; | |
1648 | } | |
1649 | } | |
7a4bdb54 | 1650 | #endif /* BABEL_CLEANUP */ |
dc877563 | 1651 | } |
1652 | ||
7a4bdb54 YB |
1653 | /* |
1654 | * Note: the position must be explicitely set on the entire traceset to | |
1655 | * match the trace states. | |
1656 | */ | |
1657 | LttvTracesetPosition *lttv_trace_state_get_position(LttvAttribute *container) | |
dc877563 | 1658 | { |
7a4bdb54 YB |
1659 | LttvAttributeType type; |
1660 | LttvAttributeValue value; | |
dc877563 | 1661 | |
7a4bdb54 YB |
1662 | type = lttv_attribute_get_by_name(container, LTTV_STATE_POSITION, &value); |
1663 | g_assert(type == LTTV_POINTER); | |
1664 | return *(value.v_pointer); | |
1665 | } | |
dc877563 | 1666 | |
7a4bdb54 YB |
1667 | void lttv_state_saved_free(LttvTraceState *self, LttvAttribute *container) |
1668 | { | |
1669 | guint nb_cpus, nb_irqs, nb_soft_irqs; | |
90e19f82 | 1670 | guint *running_process; |
90e19f82 | 1671 | LttvAttributeType type; |
90e19f82 | 1672 | LttvAttributeValue value; |
dc877563 | 1673 | |
90e19f82 AM |
1674 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
1675 | &value); | |
1676 | g_assert(type == LTTV_POINTER); | |
1677 | lttv_state_free_process_table(*(value.v_pointer)); | |
1678 | *(value.v_pointer) = NULL; | |
1679 | lttv_attribute_remove_by_name(container, LTTV_STATE_PROCESSES); | |
308711e5 | 1680 | |
90e19f82 AM |
1681 | /* Free running processes array */ |
1682 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RUNNING_PROCESS, | |
1683 | &value); | |
1684 | g_assert(type == LTTV_POINTER); | |
1685 | running_process = *(value.v_pointer); | |
1686 | g_free(running_process); | |
348c6ba8 | 1687 | |
58b4e4ae | 1688 | /* free cpu resources */ |
90e19f82 AM |
1689 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS_COUNT, &value); |
1690 | g_assert(type == LTTV_UINT); | |
1691 | nb_cpus = *value.v_uint; | |
1692 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS, &value); | |
1693 | g_assert(type == LTTV_POINTER); | |
1694 | lttv_state_free_cpu_states(*(value.v_pointer), nb_cpus); | |
bfe9b131 | 1695 | |
90e19f82 AM |
1696 | /* free irq resource states */ |
1697 | nb_irqs = self->name_tables->nb_irqs; | |
1698 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_IRQS, &value); | |
1699 | g_assert(type == LTTV_POINTER); | |
1700 | lttv_state_free_irq_states(*(value.v_pointer), nb_irqs); | |
bfe9b131 | 1701 | |
90e19f82 AM |
1702 | /* free softirq resource states */ |
1703 | nb_soft_irqs = self->name_tables->nb_soft_irqs; | |
1704 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_SOFT_IRQS, &value); | |
1705 | g_assert(type == LTTV_POINTER); | |
1706 | lttv_state_free_soft_irq_states(*(value.v_pointer), nb_soft_irqs); | |
227c6dfc | 1707 | |
90e19f82 AM |
1708 | /* free the blkdev states */ |
1709 | type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_BLKDEVS, &value); | |
1710 | g_assert(type == LTTV_POINTER); | |
1711 | lttv_state_free_blkdev_hashtable(*(value.v_pointer)); | |
bfe9b131 | 1712 | |
7a4bdb54 YB |
1713 | /* remove the position */ |
1714 | type = lttv_attribute_get_by_name(container, LTTV_STATE_POSITION, &value); | |
1715 | g_assert(type == LTTV_POINTER); | |
1716 | lttv_traceset_destroy_position(*(value.v_pointer)); | |
1717 | ||
1718 | #ifdef BABEL_CLEANUP | |
90e19f82 | 1719 | nb_tracefile = self->parent.tracefiles->len; |
308711e5 | 1720 | |
90e19f82 | 1721 | for(i = 0 ; i < nb_tracefile ; i++) { |
e865422c | 1722 | |
90e19f82 AM |
1723 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named); |
1724 | g_assert(type == LTTV_GOBJECT); | |
1725 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); | |
308711e5 | 1726 | |
90e19f82 AM |
1727 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
1728 | &value); | |
1729 | g_assert(type == LTTV_POINTER); | |
1730 | if(*(value.v_pointer) != NULL) g_free(*(value.v_pointer)); | |
1731 | } | |
1732 | g_object_unref(G_OBJECT(tracefiles_tree)); | |
7a4bdb54 | 1733 | #endif /* BABEL_CLEANUP */ |
dc877563 | 1734 | } |
1735 | ||
1736 | ||
f95bc830 | 1737 | static void free_saved_state(LttvTraceState *self) |
1738 | { | |
90e19f82 | 1739 | guint i, nb; |
90e19f82 | 1740 | LttvAttributeType type; |
90e19f82 | 1741 | LttvAttributeValue value; |
90e19f82 | 1742 | LttvAttributeName name; |
90e19f82 | 1743 | gboolean is_named; |
90e19f82 | 1744 | LttvAttribute *saved_states; |
f95bc830 | 1745 | |
7a4bdb54 | 1746 | saved_states = lttv_attribute_find_subdir(lttv_trace_attribute(self->trace), |
90e19f82 | 1747 | LTTV_STATE_SAVED_STATES); |
f95bc830 | 1748 | |
90e19f82 AM |
1749 | nb = lttv_attribute_get_number(saved_states); |
1750 | for(i = 0 ; i < nb ; i++) { | |
1751 | type = lttv_attribute_get(saved_states, i, &name, &value, &is_named); | |
1752 | g_assert(type == LTTV_GOBJECT); | |
7a4bdb54 | 1753 | lttv_state_saved_free(self, *((LttvAttribute **)value.v_gobject)); |
90e19f82 | 1754 | } |
f95bc830 | 1755 | |
7a4bdb54 YB |
1756 | lttv_attribute_remove_by_name(lttv_trace_attribute(self->trace), |
1757 | LTTV_STATE_SAVED_STATES); | |
f95bc830 | 1758 | } |
1759 | ||
1760 | ||
7a4bdb54 | 1761 | static void create_max_time(LttvTraceState *trace_state) |
f95bc830 | 1762 | { |
90e19f82 | 1763 | LttvAttributeValue v; |
f95bc830 | 1764 | |
7a4bdb54 YB |
1765 | lttv_attribute_find(lttv_trace_attribute(trace_state->trace), |
1766 | LTTV_STATE_SAVED_STATES_TIME, | |
90e19f82 AM |
1767 | LTTV_POINTER, &v); |
1768 | g_assert(*(v.v_pointer) == NULL); | |
1769 | *(v.v_pointer) = g_new(LttTime,1); | |
1770 | *((LttTime *)*(v.v_pointer)) = ltt_time_zero; | |
f95bc830 | 1771 | } |
1772 | ||
1773 | ||
7a4bdb54 | 1774 | static void get_max_time(LttvTraceState *trace_state) |
f95bc830 | 1775 | { |
90e19f82 | 1776 | LttvAttributeValue v; |
f95bc830 | 1777 | |
7a4bdb54 YB |
1778 | lttv_attribute_find(lttv_trace_attribute(trace_state->trace), |
1779 | LTTV_STATE_SAVED_STATES_TIME, | |
90e19f82 AM |
1780 | LTTV_POINTER, &v); |
1781 | g_assert(*(v.v_pointer) != NULL); | |
7a4bdb54 | 1782 | trace_state->max_time_state_recomputed_in_seek = (LttTime *)*(v.v_pointer); |
f95bc830 | 1783 | } |
1784 | ||
1785 | ||
7a4bdb54 | 1786 | static void free_max_time(LttvTraceState *trace_state) |
f95bc830 | 1787 | { |
90e19f82 | 1788 | LttvAttributeValue v; |
f95bc830 | 1789 | |
7a4bdb54 YB |
1790 | lttv_attribute_find(lttv_trace_attribute(trace_state->trace), |
1791 | LTTV_STATE_SAVED_STATES_TIME, | |
90e19f82 AM |
1792 | LTTV_POINTER, &v); |
1793 | g_free(*(v.v_pointer)); | |
1794 | *(v.v_pointer) = NULL; | |
f95bc830 | 1795 | } |
1796 | ||
90e19f82 | 1797 | static void create_name_tables(LttvTraceState *tcs) |
b445142a | 1798 | { |
90e19f82 AM |
1799 | int i; |
1800 | ||
1801 | GString *fe_name = g_string_new(""); | |
dc877563 | 1802 | |
90e19f82 | 1803 | LttvNameTables *name_tables = g_new(LttvNameTables, 1); |
b445142a | 1804 | |
90e19f82 | 1805 | LttvAttributeValue v; |
f95bc830 | 1806 | |
7a4bdb54 | 1807 | // GArray *hooks; |
f95bc830 | 1808 | |
7a4bdb54 | 1809 | lttv_attribute_find(lttv_trace_attribute(tcs->trace), LTTV_STATE_NAME_TABLES, |
90e19f82 AM |
1810 | LTTV_POINTER, &v); |
1811 | g_assert(*(v.v_pointer) == NULL); | |
1812 | *(v.v_pointer) = name_tables; | |
6418800d | 1813 | |
7a4bdb54 | 1814 | #ifdef BABEL_CLEANUP |
90e19f82 | 1815 | hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 1); |
e1de4b54 | 1816 | |
90e19f82 AM |
1817 | if(!lttv_trace_find_hook(tcs->parent.t, |
1818 | LTT_CHANNEL_KERNEL, | |
1819 | LTT_EVENT_SYSCALL_ENTRY, | |
1820 | FIELD_ARRAY(LTT_FIELD_SYSCALL_ID), | |
1821 | NULL, NULL, &hooks)) { | |
6418800d | 1822 | |
90e19f82 | 1823 | // th = lttv_trace_hook_get_first(&th); |
8979f265 | 1824 | // |
90e19f82 AM |
1825 | // t = ltt_field_type(lttv_trace_get_hook_field(th, 0)); |
1826 | // nb = ltt_type_element_number(t); | |
8979f265 | 1827 | // |
90e19f82 AM |
1828 | // name_tables->syscall_names = g_new(GQuark, nb); |
1829 | // name_tables->nb_syscalls = nb; | |
8979f265 | 1830 | // |
90e19f82 AM |
1831 | // for(i = 0 ; i < nb ; i++) { |
1832 | // name_tables->syscall_names[i] = ltt_enum_string_get(t, i); | |
1833 | // if(!name_tables->syscall_names[i]) { | |
1834 | // GString *string = g_string_new(""); | |
1835 | // g_string_printf(string, "syscall %u", i); | |
1836 | // name_tables->syscall_names[i] = g_quark_from_string(string->str); | |
1837 | // g_string_free(string, TRUE); | |
1838 | // } | |
1839 | // } | |
7a4bdb54 | 1840 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 1841 | |
df6c9904 MD |
1842 | name_tables->nb_syscalls = PREALLOC_NB_SYSCALLS; |
1843 | name_tables->syscall_names = g_new(GQuark, name_tables->nb_syscalls); | |
1844 | for(i = 0 ; i < name_tables->nb_syscalls; i++) { | |
90e19f82 AM |
1845 | g_string_printf(fe_name, "syscall %d", i); |
1846 | name_tables->syscall_names[i] = g_quark_from_string(fe_name->str); | |
1847 | } | |
7a4bdb54 | 1848 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1849 | } else { |
1850 | name_tables->syscall_names = NULL; | |
1851 | name_tables->nb_syscalls = 0; | |
1852 | } | |
1853 | lttv_trace_hook_remove_all(&hooks); | |
7a4bdb54 | 1854 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 1855 | |
7a4bdb54 | 1856 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1857 | if(!lttv_trace_find_hook(tcs->parent.t, |
1858 | LTT_CHANNEL_KERNEL, | |
1859 | LTT_EVENT_TRAP_ENTRY, | |
1860 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
1861 | NULL, NULL, &hooks) || | |
1862 | !lttv_trace_find_hook(tcs->parent.t, | |
1863 | LTT_CHANNEL_KERNEL, | |
1864 | LTT_EVENT_PAGE_FAULT_ENTRY, | |
1865 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
1866 | NULL, NULL, &hooks)) { | |
1867 | ||
1868 | // th = lttv_trace_hook_get_first(&th); | |
1869 | // | |
1870 | // t = ltt_field_type(lttv_trace_get_hook_field(th, 0)); | |
1871 | // //nb = ltt_type_element_number(t); | |
1872 | // | |
1873 | // name_tables->trap_names = g_new(GQuark, nb); | |
1874 | // for(i = 0 ; i < nb ; i++) { | |
1875 | // name_tables->trap_names[i] = g_quark_from_string( | |
1876 | // ltt_enum_string_get(t, i)); | |
1877 | // } | |
1878 | ||
7a4bdb54 | 1879 | #endif /* BABEL_CLEANUP */ |
df6c9904 MD |
1880 | name_tables->nb_traps = PREALLOC_NB_TRAPS; |
1881 | name_tables->trap_names = g_new(GQuark, name_tables->nb_traps); | |
1882 | for(i = 0 ; i < name_tables->nb_traps; i++) { | |
90e19f82 AM |
1883 | g_string_printf(fe_name, "trap %d", i); |
1884 | name_tables->trap_names[i] = g_quark_from_string(fe_name->str); | |
1885 | } | |
7a4bdb54 | 1886 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1887 | } else { |
1888 | name_tables->trap_names = NULL; | |
1889 | name_tables->nb_traps = 0; | |
1890 | } | |
1891 | lttv_trace_hook_remove_all(&hooks); | |
7a4bdb54 | 1892 | #endif /* BABEL_CLEANUP */ |
90e19f82 | 1893 | |
7a4bdb54 | 1894 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1895 | if(!lttv_trace_find_hook(tcs->parent.t, |
1896 | LTT_CHANNEL_KERNEL, | |
1897 | LTT_EVENT_IRQ_ENTRY, | |
1898 | FIELD_ARRAY(LTT_FIELD_IRQ_ID), | |
1899 | NULL, NULL, &hooks)) { | |
1900 | ||
1901 | /* | |
1902 | name_tables->irq_names = g_new(GQuark, nb); | |
1903 | for(i = 0 ; i < nb ; i++) { | |
1904 | name_tables->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); | |
1905 | } | |
1906 | */ | |
1907 | /* FIXME: LttvIRQState *irq_states should become a g_array */ | |
90e19f82 | 1908 | |
7a4bdb54 | 1909 | #endif /* BABEL_CLEANUP */ |
df6c9904 MD |
1910 | name_tables->nb_irqs = PREALLOC_NB_IRQS; |
1911 | name_tables->irq_names = g_new(GQuark, name_tables->nb_irqs); | |
1912 | for(i = 0 ; i < name_tables->nb_irqs; i++) { | |
90e19f82 AM |
1913 | g_string_printf(fe_name, "irq %d", i); |
1914 | name_tables->irq_names[i] = g_quark_from_string(fe_name->str); | |
1915 | } | |
7a4bdb54 | 1916 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
1917 | } else { |
1918 | name_tables->nb_irqs = 0; | |
1919 | name_tables->irq_names = NULL; | |
1920 | } | |
1921 | lttv_trace_hook_remove_all(&hooks); | |
7a4bdb54 | 1922 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
1923 | /* |
1924 | name_tables->soft_irq_names = g_new(GQuark, nb); | |
1925 | for(i = 0 ; i < nb ; i++) { | |
1926 | name_tables->soft_irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); | |
1927 | } | |
1928 | */ | |
1929 | ||
df6c9904 | 1930 | name_tables->nb_soft_irqs = PREALLOC_NB_SOFT_IRQS; |
90e19f82 AM |
1931 | name_tables->soft_irq_names = g_new(GQuark, name_tables->nb_soft_irqs); |
1932 | for(i = 0 ; i < name_tables->nb_soft_irqs ; i++) { | |
1933 | g_string_printf(fe_name, "softirq %d", i); | |
1934 | name_tables->soft_irq_names[i] = g_quark_from_string(fe_name->str); | |
1935 | } | |
7a4bdb54 | 1936 | // g_array_free(hooks, TRUE); |
90e19f82 AM |
1937 | |
1938 | g_string_free(fe_name, TRUE); | |
2d0d580c | 1939 | |
e9a5b514 | 1940 | #if (__WORDSIZE == 32) |
90e19f82 AM |
1941 | name_tables->kprobe_hash = g_hash_table_new_full(guint64_hash, guint64_equal, |
1942 | g_free, NULL); | |
9ee1ff6a | 1943 | #else |
90e19f82 | 1944 | name_tables->kprobe_hash = g_hash_table_new(g_direct_hash, g_direct_equal); |
9ee1ff6a | 1945 | #endif |
b445142a | 1946 | } |
1947 | ||
1948 | ||
90e19f82 | 1949 | static void get_name_tables(LttvTraceState *tcs) |
f95bc830 | 1950 | { |
90e19f82 | 1951 | LttvAttributeValue v; |
f95bc830 | 1952 | |
7a4bdb54 | 1953 | lttv_attribute_find(lttv_trace_attribute(tcs->trace), LTTV_STATE_NAME_TABLES, |
90e19f82 AM |
1954 | LTTV_POINTER, &v); |
1955 | g_assert(*(v.v_pointer) != NULL); | |
1956 | tcs->name_tables = (LttvNameTables *)*(v.v_pointer); | |
f95bc830 | 1957 | } |
1958 | ||
1959 | ||
90e19f82 | 1960 | static void free_name_tables(LttvTraceState *tcs) |
b445142a | 1961 | { |
90e19f82 | 1962 | LttvNameTables *name_tables; |
f95bc830 | 1963 | |
90e19f82 | 1964 | LttvAttributeValue v; |
f95bc830 | 1965 | |
7a4bdb54 | 1966 | lttv_attribute_find(lttv_trace_attribute(tcs->trace), LTTV_STATE_NAME_TABLES, |
90e19f82 AM |
1967 | LTTV_POINTER, &v); |
1968 | name_tables = (LttvNameTables *)*(v.v_pointer); | |
1969 | *(v.v_pointer) = NULL; | |
f95bc830 | 1970 | |
eed2ef37 | 1971 | // g_free(name_tables->eventtype_names); |
90e19f82 AM |
1972 | if(name_tables->syscall_names) g_free(name_tables->syscall_names); |
1973 | if(name_tables->trap_names) g_free(name_tables->trap_names); | |
1974 | if(name_tables->irq_names) g_free(name_tables->irq_names); | |
1975 | if(name_tables->soft_irq_names) g_free(name_tables->soft_irq_names); | |
1976 | g_hash_table_destroy(name_tables->kprobe_hash); | |
1977 | g_free(name_tables); | |
b445142a | 1978 | } |
dc877563 | 1979 | |
15b3d537 | 1980 | #ifdef HASH_TABLE_DEBUG |
1981 | ||
1982 | static void test_process(gpointer key, gpointer value, gpointer user_data) | |
1983 | { | |
90e19f82 AM |
1984 | LttvProcessState *process = (LttvProcessState *)value; |
1985 | ||
1986 | /* Test for process corruption */ | |
1987 | guint stack_len = process->execution_stack->len; | |
15b3d537 | 1988 | } |
1989 | ||
1990 | static void hash_table_check(GHashTable *table) | |
1991 | { | |
90e19f82 | 1992 | g_hash_table_foreach(table, test_process, NULL); |
15b3d537 | 1993 | } |
1994 | ||
1995 | ||
1996 | #endif | |
1997 | ||
d3d99fde | 1998 | /* clears the stack and sets the state passed as argument */ |
1999 | static void cpu_set_base_mode(LttvCPUState *cpust, LttvCPUMode state) | |
2000 | { | |
90e19f82 AM |
2001 | g_array_set_size(cpust->mode_stack, 1); |
2002 | ((GQuark *)cpust->mode_stack->data)[0] = state; | |
d3d99fde | 2003 | } |
2004 | ||
2005 | static void cpu_push_mode(LttvCPUState *cpust, LttvCPUMode state) | |
2006 | { | |
90e19f82 AM |
2007 | g_array_set_size(cpust->mode_stack, cpust->mode_stack->len + 1); |
2008 | ((GQuark *)cpust->mode_stack->data)[cpust->mode_stack->len - 1] = state; | |
d3d99fde | 2009 | } |
2010 | ||
2011 | static void cpu_pop_mode(LttvCPUState *cpust) | |
2012 | { | |
90e19f82 AM |
2013 | if(cpust->mode_stack->len <= 1) |
2014 | cpu_set_base_mode(cpust, LTTV_CPU_UNKNOWN); | |
2015 | else | |
2016 | g_array_set_size(cpust->mode_stack, cpust->mode_stack->len - 1); | |
d3d99fde | 2017 | } |
15b3d537 | 2018 | |
5e563da0 | 2019 | /* clears the stack and sets the state passed as argument */ |
27811799 | 2020 | static void bdev_set_base_mode(LttvBdevState *bdevst, LttvBdevMode state) |
2021 | { | |
90e19f82 AM |
2022 | g_array_set_size(bdevst->mode_stack, 1); |
2023 | ((GQuark *)bdevst->mode_stack->data)[0] = state; | |
27811799 | 2024 | } |
2025 | ||
2026 | static void bdev_push_mode(LttvBdevState *bdevst, LttvBdevMode state) | |
2027 | { | |
90e19f82 AM |
2028 | g_array_set_size(bdevst->mode_stack, bdevst->mode_stack->len + 1); |
2029 | ((GQuark *)bdevst->mode_stack->data)[bdevst->mode_stack->len - 1] = state; | |
27811799 | 2030 | } |
2031 | ||
2032 | static void bdev_pop_mode(LttvBdevState *bdevst) | |
2033 | { | |
90e19f82 AM |
2034 | if(bdevst->mode_stack->len <= 1) |
2035 | bdev_set_base_mode(bdevst, LTTV_BDEV_UNKNOWN); | |
2036 | else | |
2037 | g_array_set_size(bdevst->mode_stack, bdevst->mode_stack->len - 1); | |
27811799 | 2038 | } |
2039 | ||
5e563da0 | 2040 | static void irq_set_base_mode(LttvIRQState *irqst, LttvIRQMode state) |
2041 | { | |
90e19f82 AM |
2042 | g_array_set_size(irqst->mode_stack, 1); |
2043 | ((GQuark *)irqst->mode_stack->data)[0] = state; | |
5e563da0 | 2044 | } |
2045 | ||
2046 | static void irq_push_mode(LttvIRQState *irqst, LttvIRQMode state) | |
2047 | { | |
90e19f82 AM |
2048 | g_array_set_size(irqst->mode_stack, irqst->mode_stack->len + 1); |
2049 | ((GQuark *)irqst->mode_stack->data)[irqst->mode_stack->len - 1] = state; | |
5e563da0 | 2050 | } |
2051 | ||
2052 | static void irq_pop_mode(LttvIRQState *irqst) | |
2053 | { | |
90e19f82 AM |
2054 | if(irqst->mode_stack->len <= 1) |
2055 | irq_set_base_mode(irqst, LTTV_IRQ_UNKNOWN); | |
2056 | else | |
2057 | g_array_set_size(irqst->mode_stack, irqst->mode_stack->len - 1); | |
5e563da0 | 2058 | } |
2059 | ||
7a4bdb54 YB |
2060 | static void push_state(LttvEvent *event, |
2061 | LttvTraceState *ts, LttvExecutionMode t, | |
90e19f82 | 2062 | guint state_id) |
dc877563 | 2063 | { |
90e19f82 | 2064 | LttvExecutionState *es; |
7a4bdb54 | 2065 | gint cpu; |
90e19f82 | 2066 | |
7a4bdb54 YB |
2067 | cpu = lttv_traceset_get_cpuid_from_event(event); |
2068 | g_assert(cpu >= 0); | |
15b3d537 | 2069 | |
2070 | #ifdef HASH_TABLE_DEBUG | |
90e19f82 | 2071 | hash_table_check(ts->processes); |
15b3d537 | 2072 | #endif |
90e19f82 | 2073 | LttvProcessState *process = ts->running_process[cpu]; |
dc877563 | 2074 | |
90e19f82 | 2075 | guint depth = process->execution_stack->len; |
dc877563 | 2076 | |
90e19f82 AM |
2077 | process->execution_stack = |
2078 | g_array_set_size(process->execution_stack, depth + 1); | |
2079 | /* Keep in sync */ | |
2080 | process->state = | |
2081 | &g_array_index(process->execution_stack, LttvExecutionState, depth - 1); | |
2082 | ||
2083 | es = &g_array_index(process->execution_stack, LttvExecutionState, depth); | |
2084 | es->t = t; | |
2085 | es->n = state_id; | |
7a4bdb54 | 2086 | es->entry = es->change = lttv_event_get_timestamp(event); |
90e19f82 AM |
2087 | es->cum_cpu_time = ltt_time_zero; |
2088 | es->s = process->state->s; | |
2089 | process->state = es; | |
dc877563 | 2090 | } |
2091 | ||
b49e54b4 | 2092 | /* pop state |
2093 | * return 1 when empty, else 0 */ | |
90e19f82 | 2094 | int |
7a4bdb54 | 2095 | lttv_state_pop_state_cleanup(LttvProcessState *process, LttvEvent *event) |
b49e54b4 | 2096 | { |
90e19f82 | 2097 | guint depth = process->execution_stack->len; |
b49e54b4 | 2098 | |
90e19f82 AM |
2099 | if(depth == 1){ |
2100 | return 1; | |
2101 | } | |
b49e54b4 | 2102 | |
90e19f82 AM |
2103 | process->execution_stack = |
2104 | g_array_set_size(process->execution_stack, depth - 1); | |
2105 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, | |
2106 | depth - 2); | |
7a4bdb54 | 2107 | process->state->change = lttv_event_get_timestamp(event); |
90e19f82 AM |
2108 | |
2109 | return 0; | |
b49e54b4 | 2110 | } |
dc877563 | 2111 | |
7a4bdb54 YB |
2112 | static void pop_state(LttvEvent *event, |
2113 | LttvTraceState *ts, LttvExecutionMode t) | |
dc877563 | 2114 | { |
7a4bdb54 YB |
2115 | LttvProcessState *process; |
2116 | gint cpu; | |
2117 | ||
2118 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2119 | g_assert(cpu >= 0); | |
2120 | process = ts->running_process[cpu]; | |
90e19f82 AM |
2121 | |
2122 | guint depth = process->execution_stack->len; | |
2123 | ||
2124 | if(process->state->t != t){ | |
7a4bdb54 YB |
2125 | g_info("Different execution mode type: ignore it\n" |
2126 | ); | |
2127 | ||
90e19f82 AM |
2128 | g_info("process state has %s when pop_int is %s\n", |
2129 | g_quark_to_string(process->state->t), | |
2130 | g_quark_to_string(t)); | |
2131 | g_info("{ %u, %u, %s, %s, %s }\n", | |
2132 | process->pid, | |
2133 | process->ppid, | |
2134 | g_quark_to_string(process->name), | |
2135 | g_quark_to_string(process->brand), | |
2136 | g_quark_to_string(process->state->s)); | |
2137 | return; | |
2138 | } | |
2139 | ||
2140 | if(depth == 1){ | |
7a4bdb54 YB |
2141 | //TODO ybrosseau readd debug |
2142 | //g_info("Trying to pop last state on stack (%lu.%09lu): ignore it\n", | |
2143 | // tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); | |
2144 | g_info("Trying to pop last state on stack: ignore it\n"); | |
90e19f82 AM |
2145 | return; |
2146 | } | |
2147 | ||
2148 | process->execution_stack = | |
2149 | g_array_set_size(process->execution_stack, depth - 1); | |
aedb80c1 | 2150 | |
90e19f82 AM |
2151 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, |
2152 | depth - 2); | |
7a4bdb54 | 2153 | process->state->change = lttv_event_get_timestamp(event); |
aedb80c1 YB |
2154 | |
2155 | if((process->state->t == LTTV_STATE_MODE_UNKNOWN) && (t == LTTV_STATE_SYSCALL)) { | |
2156 | //Force state at running | |
2157 | process->state->t = LTTV_STATE_USER_MODE; | |
2158 | process->state->s = LTTV_STATE_RUN; | |
2159 | } | |
dc877563 | 2160 | } |
2161 | ||
6806b3c6 | 2162 | struct search_result { |
90e19f82 AM |
2163 | const LttTime *time; /* Requested time */ |
2164 | LttTime *best; /* Best result */ | |
6806b3c6 | 2165 | }; |
2166 | ||
8c108c1c | 2167 | /* Return a new and initialized LttvProcessState structure */ |
dc877563 | 2168 | |
90e19f82 AM |
2169 | LttvProcessState *lttv_state_create_process(LttvTraceState *tcs, |
2170 | LttvProcessState *parent, guint cpu, guint pid, | |
2171 | guint tgid, GQuark name, const LttTime *timestamp) | |
2172 | { | |
2173 | LttvProcessState *process = g_new(LttvProcessState, 1); | |
2174 | ||
2175 | LttvExecutionState *es; | |
2176 | ||
2177 | char buffer[128]; | |
2178 | ||
2179 | process->pid = pid; | |
2180 | process->tgid = tgid; | |
2181 | process->cpu = cpu; | |
2182 | process->name = name; | |
2183 | process->brand = LTTV_STATE_UNBRANDED; | |
2184 | //process->last_cpu = tfs->cpu_name; | |
2185 | //process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfs)->tf); | |
2186 | process->type = LTTV_STATE_USER_THREAD; | |
90e19f82 AM |
2187 | |
2188 | g_info("Process %u, core %p", process->pid, process); | |
2189 | g_hash_table_insert(tcs->processes, process, process); | |
2190 | ||
2191 | if(parent) { | |
2192 | process->ppid = parent->pid; | |
2193 | process->creation_time = *timestamp; | |
2194 | } | |
2195 | ||
2196 | /* No parent. This process exists but we are missing all information about | |
2197 | its creation. The birth time is set to zero but we remember the time of | |
2198 | insertion */ | |
2199 | ||
2200 | else { | |
2201 | process->ppid = 0; | |
2202 | process->creation_time = ltt_time_zero; | |
2203 | } | |
2204 | ||
2205 | process->insertion_time = *timestamp; | |
2206 | sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, | |
2207 | process->creation_time.tv_nsec); | |
2208 | process->pid_time = g_quark_from_string(buffer); | |
2209 | process->cpu = cpu; | |
2210 | process->free_events = 0; | |
2211 | //process->last_cpu = tfs->cpu_name; | |
2212 | //process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfs)->tf); | |
2213 | process->execution_stack = g_array_sized_new(FALSE, FALSE, | |
2214 | sizeof(LttvExecutionState), PREALLOCATED_EXECUTION_STACK); | |
2215 | process->execution_stack = g_array_set_size(process->execution_stack, 2); | |
2216 | es = process->state = &g_array_index(process->execution_stack, | |
2217 | LttvExecutionState, 0); | |
2218 | es->t = LTTV_STATE_USER_MODE; | |
2219 | es->n = LTTV_STATE_SUBMODE_NONE; | |
2220 | es->entry = *timestamp; | |
2221 | //g_assert(timestamp->tv_sec != 0); | |
2222 | es->change = *timestamp; | |
2223 | es->cum_cpu_time = ltt_time_zero; | |
2224 | es->s = LTTV_STATE_RUN; | |
2225 | ||
2226 | es = process->state = &g_array_index(process->execution_stack, | |
2227 | LttvExecutionState, 1); | |
2228 | es->t = LTTV_STATE_SYSCALL; | |
2229 | es->n = LTTV_STATE_SUBMODE_NONE; | |
2230 | es->entry = *timestamp; | |
2231 | //g_assert(timestamp->tv_sec != 0); | |
2232 | es->change = *timestamp; | |
2233 | es->cum_cpu_time = ltt_time_zero; | |
2234 | es->s = LTTV_STATE_WAIT_FORK; | |
2235 | ||
2236 | /* Allocate an empty function call stack. If it's empty, use 0x0. */ | |
7a4bdb54 YB |
2237 | #ifdef BABEL_CLEANUP |
2238 | //process->user_stack = g_array_sized_new(FALSE, FALSE, | |
2239 | // sizeof(guint64), 0); | |
2240 | #endif | |
90e19f82 AM |
2241 | process->fds = g_hash_table_new(g_direct_hash, g_direct_equal); |
2242 | ||
2243 | return process; | |
dc877563 | 2244 | } |
2245 | ||
2a2fa4f0 | 2246 | LttvProcessState * |
90e19f82 AM |
2247 | lttv_state_find_process(LttvTraceState *ts, guint cpu, guint pid) |
2248 | { | |
2249 | LttvProcessState key; | |
2250 | LttvProcessState *process; | |
2251 | ||
2252 | key.pid = pid; | |
2253 | key.cpu = cpu; | |
2254 | process = g_hash_table_lookup(ts->processes, &key); | |
2255 | return process; | |
2256 | } | |
2257 | ||
2258 | LttvProcessState *lttv_state_find_process_or_create(LttvTraceState *ts, | |
2259 | guint cpu, guint pid, const LttTime *timestamp) | |
2260 | { | |
2261 | LttvProcessState *process = lttv_state_find_process(ts, cpu, pid); | |
2262 | LttvExecutionState *es; | |
2263 | ||
2264 | /* Put ltt_time_zero creation time for unexisting processes */ | |
2265 | if(unlikely(process == NULL)) { | |
2266 | process = lttv_state_create_process(ts, | |
2267 | NULL, cpu, pid, 0, LTTV_STATE_UNNAMED, timestamp); | |
2268 | /* We are not sure is it's a kernel thread or normal thread, put the | |
2269 | * bottom stack state to unknown */ | |
2270 | process->execution_stack = | |
2271 | g_array_set_size(process->execution_stack, 1); | |
2272 | process->state = es = | |
2273 | &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
2274 | es->t = LTTV_STATE_MODE_UNKNOWN; | |
2275 | es->s = LTTV_STATE_UNNAMED; | |
2276 | } | |
2277 | return process; | |
2a2fa4f0 | 2278 | } |
2279 | ||
41c7f803 | 2280 | /* FIXME : this function should be called when we receive an event telling that |
2281 | * release_task has been called in the kernel. In happens generally when | |
8c108c1c | 2282 | * the parent waits for its child termination, but may also happens in special |
41c7f803 | 2283 | * cases in the child's exit : when the parent ignores its children SIGCCHLD or |
2284 | * has the flag SA_NOCLDWAIT. It can also happen when the child is part | |
5567bd2b | 2285 | * of a killed thread group, but isn't the leader. |
41c7f803 | 2286 | */ |
7a4bdb54 | 2287 | static int exit_process(LttvEvent *event, LttvProcessState *process) |
dc877563 | 2288 | { |
7a4bdb54 | 2289 | LttvTraceState *ts = event->state; |
90e19f82 | 2290 | LttvProcessState key; |
ba576a78 | 2291 | |
90e19f82 AM |
2292 | /* Wait for both schedule with exit dead and process free to happen. |
2293 | * They can happen in any order. */ | |
2294 | if (++(process->free_events) < 2) | |
2295 | return 0; | |
2fe13145 | 2296 | |
90e19f82 AM |
2297 | key.pid = process->pid; |
2298 | key.cpu = process->cpu; | |
2299 | g_hash_table_remove(ts->processes, &key); | |
2300 | g_array_free(process->execution_stack, TRUE); | |
8c108c1c | 2301 | |
90e19f82 AM |
2302 | /* the following also clears the content */ |
2303 | g_hash_table_destroy(process->fds); | |
8c108c1c | 2304 | |
90e19f82 AM |
2305 | g_free(process); |
2306 | return 1; | |
dc877563 | 2307 | } |
2308 | ||
2309 | ||
b445142a | 2310 | static void free_process_state(gpointer key, gpointer value,gpointer user_data) |
dc877563 | 2311 | { |
90e19f82 | 2312 | g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); |
8c108c1c | 2313 | |
90e19f82 AM |
2314 | /* the following also clears the content */ |
2315 | g_hash_table_destroy(((LttvProcessState *)value)->fds); | |
8c108c1c | 2316 | |
90e19f82 | 2317 | g_free(value); |
dc877563 | 2318 | } |
2319 | ||
2320 | ||
308711e5 | 2321 | static void lttv_state_free_process_table(GHashTable *processes) |
dc877563 | 2322 | { |
90e19f82 AM |
2323 | g_hash_table_foreach(processes, free_process_state, NULL); |
2324 | g_hash_table_destroy(processes); | |
dc877563 | 2325 | } |
2326 | ||
2327 | ||
b445142a | 2328 | static gboolean syscall_entry(void *hook_data, void *call_data) |
dc877563 | 2329 | { |
7a4bdb54 YB |
2330 | LttvEvent *event; |
2331 | guint cpu; | |
2332 | LttvTraceState *ts; | |
2333 | LttvProcessState *process; | |
90e19f82 | 2334 | LttvExecutionSubmode submode; |
7a4bdb54 YB |
2335 | char syscall_name[200]; |
2336 | ||
2337 | event = (LttvEvent *) call_data; | |
2338 | if (strncmp(lttv_traceset_get_name_from_event(event), | |
2339 | "sys_", sizeof("sys_") - 1) != 0) | |
2340 | return FALSE; | |
b445142a | 2341 | |
7a4bdb54 YB |
2342 | strncpy(syscall_name,lttv_traceset_get_name_from_event(event)+4,200); |
2343 | ||
2344 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2345 | ts = event->state; | |
2346 | process = ts->running_process[cpu]; | |
2347 | ||
2348 | submode = g_quark_from_string(syscall_name); | |
90e19f82 AM |
2349 | /* There can be no system call from PID 0 : unknown state */ |
2350 | if(process->pid != 0) | |
7a4bdb54 | 2351 | push_state(event, ts, LTTV_STATE_SYSCALL, submode); |
90e19f82 | 2352 | return FALSE; |
dc877563 | 2353 | } |
2354 | ||
2355 | ||
b445142a | 2356 | static gboolean syscall_exit(void *hook_data, void *call_data) |
dc877563 | 2357 | { |
7a4bdb54 YB |
2358 | LttvEvent *event; |
2359 | guint cpu; | |
2360 | LttvTraceState *ts; | |
2361 | LttvProcessState *process; | |
2362 | ||
2363 | ||
2364 | event = (LttvEvent *) call_data; | |
2365 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2366 | "exit_syscall") != 0) | |
2367 | return FALSE; | |
2368 | ||
2369 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2370 | ts = event->state; | |
2371 | process = ts->running_process[cpu]; | |
dc877563 | 2372 | |
90e19f82 | 2373 | /* There can be no system call from PID 0 : unknown state */ |
7a4bdb54 YB |
2374 | if (process->pid != 0) |
2375 | pop_state(event, ts, LTTV_STATE_SYSCALL); | |
90e19f82 | 2376 | return FALSE; |
dc877563 | 2377 | } |
2378 | ||
7a4bdb54 | 2379 | #ifdef BABEL_CLEANUP |
b445142a | 2380 | static gboolean trap_entry(void *hook_data, void *call_data) |
dc877563 | 2381 | { |
90e19f82 AM |
2382 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2383 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
2384 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2385 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2386 | struct marker_field *f = lttv_trace_get_hook_field(th, 0); | |
2387 | LttvNameTables *nt = ((LttvTraceState *)(s->parent.t_context))->name_tables; | |
dc877563 | 2388 | |
90e19f82 | 2389 | LttvExecutionSubmode submode; |
b445142a | 2390 | |
90e19f82 | 2391 | guint64 trap = ltt_event_get_long_unsigned(e, f); |
5e96e7e3 | 2392 | |
90e19f82 | 2393 | expand_trap_table(ts, trap); |
b0e00636 | 2394 | |
90e19f82 | 2395 | submode = nt->trap_names[trap]; |
5e96e7e3 | 2396 | |
90e19f82 | 2397 | push_state(s, LTTV_STATE_TRAP, submode); |
d3d99fde | 2398 | |
90e19f82 AM |
2399 | /* update cpu status */ |
2400 | cpu_push_mode(s->cpu_state, LTTV_CPU_TRAP); | |
d3d99fde | 2401 | |
90e19f82 AM |
2402 | /* update trap status */ |
2403 | g_array_append_val(s->cpu_state->trap_stack, trap); | |
2404 | ts->trap_states[trap].running++; | |
a81d2a59 | 2405 | |
90e19f82 | 2406 | return FALSE; |
dc877563 | 2407 | } |
2408 | ||
b445142a | 2409 | static gboolean trap_exit(void *hook_data, void *call_data) |
dc877563 | 2410 | { |
90e19f82 AM |
2411 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2412 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
dc877563 | 2413 | |
90e19f82 | 2414 | pop_state(s, LTTV_STATE_TRAP); |
d3d99fde | 2415 | |
90e19f82 AM |
2416 | /* update cpu status */ |
2417 | cpu_pop_mode(s->cpu_state); | |
d3d99fde | 2418 | |
90e19f82 AM |
2419 | /* update trap status */ |
2420 | if (s->cpu_state->trap_stack->len > 0) { | |
2421 | gint last = g_array_index(s->cpu_state->trap_stack, gint, | |
2422 | s->cpu_state->trap_stack->len-1); | |
2423 | if(ts->trap_states[last].running) | |
2424 | ts->trap_states[last].running--; | |
2425 | g_array_remove_index(s->cpu_state->trap_stack, | |
2426 | s->cpu_state->trap_stack->len-1); | |
2427 | } | |
2428 | return FALSE; | |
dc877563 | 2429 | } |
7a4bdb54 | 2430 | #endif /* BABEL_CLEANUP */ |
dc877563 | 2431 | |
b445142a | 2432 | static gboolean irq_entry(void *hook_data, void *call_data) |
dc877563 | 2433 | { |
7a4bdb54 YB |
2434 | LttvEvent *event; |
2435 | guint cpu; | |
2436 | LttvTraceState *ts; | |
dc877563 | 2437 | |
90e19f82 | 2438 | LttvExecutionSubmode submode; |
7a4bdb54 YB |
2439 | LttvNameTables *nt; |
2440 | guint64 irq; | |
2441 | ||
2442 | event = (LttvEvent *) call_data; | |
2443 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2444 | "irq_handler_entry") != 0) | |
2445 | return FALSE; | |
2446 | ||
2447 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2448 | ts = event->state; | |
2449 | ||
2450 | nt = ts->name_tables; | |
fc26eb1b | 2451 | irq = lttv_event_get_long(event, "irq"); |
b445142a | 2452 | |
90e19f82 | 2453 | expand_irq_table(ts, irq); |
b0e00636 | 2454 | |
90e19f82 | 2455 | submode = nt->irq_names[irq]; |
b445142a | 2456 | |
90e19f82 | 2457 | /* Do something with the info about being in user or system mode when int? */ |
7a4bdb54 | 2458 | push_state(event, ts, LTTV_STATE_IRQ, submode); |
598026ba | 2459 | |
90e19f82 | 2460 | /* update cpu status */ |
7a4bdb54 | 2461 | cpu_push_mode(&(ts->cpu_states[cpu]), LTTV_CPU_IRQ); |
598026ba | 2462 | |
90e19f82 | 2463 | /* update irq status */ |
7a4bdb54 | 2464 | g_array_append_val(ts->cpu_states[cpu].irq_stack, irq); |
90e19f82 | 2465 | irq_push_mode(&ts->irq_states[irq], LTTV_IRQ_BUSY); |
5e563da0 | 2466 | |
90e19f82 | 2467 | return FALSE; |
dc877563 | 2468 | } |
2469 | ||
302efbad | 2470 | static gboolean soft_irq_exit(void *hook_data, void *call_data) |
2471 | { | |
7a4bdb54 YB |
2472 | LttvEvent *event; |
2473 | guint cpu; | |
2474 | LttvTraceState *ts; | |
302efbad | 2475 | |
7a4bdb54 YB |
2476 | LttvCPUState *cpu_state; |
2477 | ||
2478 | event = (LttvEvent *) call_data; | |
2479 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2480 | "softirq_exit") != 0) | |
2481 | return FALSE; | |
2482 | ||
2483 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2484 | ts = event->state; | |
2485 | ||
2486 | cpu_state = &(ts->cpu_states[cpu]); | |
2487 | pop_state(event, ts, LTTV_STATE_SOFT_IRQ); | |
302efbad | 2488 | |
90e19f82 | 2489 | /* update cpu status */ |
7a4bdb54 | 2490 | cpu_pop_mode(cpu_state); |
d34141ca | 2491 | |
90e19f82 | 2492 | /* update softirq status */ |
7a4bdb54 YB |
2493 | if (cpu_state->softirq_stack->len > 0) { |
2494 | gint last = g_array_index(cpu_state->softirq_stack, gint, cpu_state->softirq_stack->len-1); | |
90e19f82 AM |
2495 | if(ts->soft_irq_states[last].running) |
2496 | ts->soft_irq_states[last].running--; | |
7a4bdb54 | 2497 | g_array_remove_index(cpu_state->softirq_stack, cpu_state->softirq_stack->len-1); |
90e19f82 AM |
2498 | } |
2499 | return FALSE; | |
0305fe77 | 2500 | } |
dc877563 | 2501 | |
b445142a | 2502 | static gboolean irq_exit(void *hook_data, void *call_data) |
dc877563 | 2503 | { |
7a4bdb54 YB |
2504 | LttvEvent *event; |
2505 | guint cpu; | |
2506 | LttvTraceState *ts; | |
2507 | ||
2508 | LttvCPUState *cpu_state; | |
2509 | ||
2510 | event = (LttvEvent *) call_data; | |
2511 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2512 | "irq_handler_exit") != 0) | |
2513 | return FALSE; | |
dc877563 | 2514 | |
7a4bdb54 YB |
2515 | cpu = lttv_traceset_get_cpuid_from_event(event); |
2516 | ts = event->state; | |
2517 | cpu_state = &(ts->cpu_states[cpu]); | |
2518 | ||
2519 | pop_state(event, ts, LTTV_STATE_IRQ); | |
598026ba | 2520 | |
90e19f82 | 2521 | /* update cpu status */ |
7a4bdb54 | 2522 | cpu_pop_mode(cpu_state); |
598026ba | 2523 | |
90e19f82 | 2524 | /* update irq status */ |
7a4bdb54 YB |
2525 | if (cpu_state->irq_stack->len > 0) { |
2526 | gint last = g_array_index(cpu_state->irq_stack, gint, cpu_state->irq_stack->len-1); | |
2527 | g_array_remove_index(cpu_state->irq_stack, cpu_state->irq_stack->len-1); | |
90e19f82 AM |
2528 | irq_pop_mode(&ts->irq_states[last]); |
2529 | } | |
8743690d | 2530 | |
90e19f82 | 2531 | return FALSE; |
dc877563 | 2532 | } |
2533 | ||
a970363f | 2534 | static gboolean soft_irq_raise(void *hook_data, void *call_data) |
2535 | { | |
7a4bdb54 YB |
2536 | LttvEvent *event; |
2537 | //guint cpu; | |
2538 | LttvTraceState *ts; | |
2539 | ||
2540 | ||
2541 | guint64 softirq; | |
2542 | event = (LttvEvent *) call_data; | |
2543 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2544 | "softirq_raise") != 0) | |
2545 | return FALSE; | |
e865422c | 2546 | |
7a4bdb54 YB |
2547 | //cpu = lttv_traceset_get_cpuid_from_event(event); |
2548 | ts = event->state; | |
2549 | softirq = lttv_event_get_long_unsigned(event, "vec"); | |
a970363f | 2550 | |
df6c9904 MD |
2551 | expand_soft_irq_table(ts, softirq); |
2552 | ||
90e19f82 AM |
2553 | /* update softirq status */ |
2554 | /* a soft irq raises are not cumulative */ | |
2555 | ts->soft_irq_states[softirq].pending=1; | |
a970363f | 2556 | |
90e19f82 | 2557 | return FALSE; |
a970363f | 2558 | } |
2559 | ||
faf074a3 | 2560 | static gboolean soft_irq_entry(void *hook_data, void *call_data) |
2561 | { | |
7a4bdb54 YB |
2562 | LttvEvent *event; |
2563 | guint cpu; | |
2564 | LttvTraceState *ts; | |
90e19f82 | 2565 | LttvExecutionSubmode submode; |
7a4bdb54 YB |
2566 | LttvNameTables *nt; |
2567 | guint64 softirq; | |
2568 | ||
2569 | event = (LttvEvent *) call_data; | |
2570 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
b68bfc99 | 2571 | "softirq_entry") != 0) |
7a4bdb54 YB |
2572 | return FALSE; |
2573 | ||
2574 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2575 | ts = event->state; | |
2576 | ||
2577 | ||
2578 | ||
2579 | ||
2580 | softirq = lttv_event_get_long_unsigned(event, "vec"); | |
90e19f82 | 2581 | expand_soft_irq_table(ts, softirq); |
7a4bdb54 | 2582 | nt = ts->name_tables; |
90e19f82 | 2583 | submode = nt->soft_irq_names[softirq]; |
faf074a3 | 2584 | |
90e19f82 | 2585 | /* Do something with the info about being in user or system mode when int? */ |
7a4bdb54 | 2586 | push_state(event, ts, LTTV_STATE_SOFT_IRQ, submode); |
0305fe77 | 2587 | |
90e19f82 | 2588 | /* update cpu status */ |
7a4bdb54 | 2589 | cpu_push_mode(&(ts->cpu_states[cpu]), LTTV_CPU_SOFT_IRQ); |
d34141ca | 2590 | |
90e19f82 | 2591 | /* update softirq status */ |
7a4bdb54 YB |
2592 | g_array_append_val(ts->cpu_states[cpu].softirq_stack, softirq); |
2593 | if (ts->soft_irq_states[softirq].pending) | |
90e19f82 AM |
2594 | ts->soft_irq_states[softirq].pending--; |
2595 | ts->soft_irq_states[softirq].running++; | |
0305fe77 | 2596 | |
90e19f82 | 2597 | return FALSE; |
faf074a3 | 2598 | } |
2599 | ||
38b73700 | 2600 | static gboolean enum_interrupt(void *hook_data, void *call_data) |
2601 | { | |
7a4bdb54 YB |
2602 | LttvEvent *event; |
2603 | LttvTraceState *ts; | |
38b73700 | 2604 | |
7a4bdb54 YB |
2605 | LttvNameTables *nt; |
2606 | ||
2607 | ||
2608 | GQuark action; | |
2609 | guint irq; | |
2610 | event = (LttvEvent *) call_data; | |
2611 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2612 | "lttng_statedump_interrupt") != 0) | |
2613 | return FALSE; | |
2614 | ts = event->state; | |
38b73700 | 2615 | |
7a4bdb54 YB |
2616 | nt = ts->name_tables; |
2617 | irq = lttv_event_get_long_unsigned(event, "irq"); | |
2618 | action = g_quark_from_string(lttv_event_get_string(event, | |
2619 | "action")); | |
90e19f82 AM |
2620 | expand_irq_table(ts, irq); |
2621 | nt->irq_names[irq] = action; | |
38b73700 | 2622 | |
90e19f82 | 2623 | return FALSE; |
38b73700 | 2624 | } |
2625 | ||
7a4bdb54 | 2626 | #ifdef BABEL_CLEANUP |
27811799 | 2627 | static gboolean bdev_request_issue(void *hook_data, void *call_data) |
2628 | { | |
7a4bdb54 YB |
2629 | LttvEvent *event; |
2630 | LttvTraceState *ts; | |
27811799 | 2631 | |
7a4bdb54 YB |
2632 | guint major; |
2633 | guint minor; | |
2634 | guint oper; | |
2635 | guint32 devcode; | |
2636 | gpointer bdev; | |
27811799 | 2637 | |
7a4bdb54 YB |
2638 | event = (LttvEvent *) call_data; |
2639 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2640 | "block_rq_issue") != 0) | |
2641 | return FALSE; | |
27811799 | 2642 | |
7a4bdb54 YB |
2643 | ts = event->state; |
2644 | major = lttv_event_get_long_unsigned(event,); | |
2645 | ||
2646 | minor = lttv_event_get_long_unsigned(event,); | |
2647 | ||
2648 | oper = lttv_event_get_long_unsigned(event,); | |
2649 | ||
2650 | devcode = MKDEV(major,minor); | |
2651 | ||
2652 | /* have we seen this block device before? */ | |
2653 | bdev = get_hashed_bdevstate(ts, devcode); | |
90e19f82 AM |
2654 | if(oper == 0) |
2655 | bdev_push_mode(bdev, LTTV_BDEV_BUSY_READING); | |
2656 | else | |
2657 | bdev_push_mode(bdev, LTTV_BDEV_BUSY_WRITING); | |
27811799 | 2658 | |
90e19f82 | 2659 | return FALSE; |
27811799 | 2660 | } |
2661 | ||
2662 | static gboolean bdev_request_complete(void *hook_data, void *call_data) | |
2663 | { | |
90e19f82 AM |
2664 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2665 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
2666 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2667 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
27811799 | 2668 | |
90e19f82 AM |
2669 | guint major = ltt_event_get_long_unsigned(e, |
2670 | lttv_trace_get_hook_field(th, 0)); | |
2671 | guint minor = ltt_event_get_long_unsigned(e, | |
2672 | lttv_trace_get_hook_field(th, 1)); | |
2673 | //guint oper = ltt_event_get_long_unsigned(e, | |
2674 | // lttv_trace_get_hook_field(th, 2)); | |
59dc1f2a | 2675 | guint32 devcode = MKDEV(major,minor); |
27811799 | 2676 | |
90e19f82 AM |
2677 | /* have we seen this block device before? */ |
2678 | gpointer bdev = get_hashed_bdevstate(ts, devcode); | |
27811799 | 2679 | |
90e19f82 AM |
2680 | /* update block device */ |
2681 | bdev_pop_mode(bdev); | |
27811799 | 2682 | |
90e19f82 | 2683 | return FALSE; |
27811799 | 2684 | } |
7a4bdb54 YB |
2685 | #endif |
2686 | #ifdef BABEL_CLEANUP | |
2687 | // We dont have the syscall table in LTTng 2.0 | |
cf453ac7 | 2688 | static gboolean dump_syscall(void *hook_data, void *call_data) |
2689 | { | |
90e19f82 AM |
2690 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2691 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2692 | LttvNameTables *nt = ts->name_tables; | |
2693 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2694 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2695 | guint id; | |
90e19f82 | 2696 | char *symbol; |
cf453ac7 | 2697 | |
90e19f82 | 2698 | id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0)); |
90e19f82 | 2699 | symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2)); |
cf453ac7 | 2700 | |
90e19f82 AM |
2701 | expand_syscall_table(ts, id); |
2702 | nt->syscall_names[id] = g_quark_from_string(symbol); | |
cf453ac7 | 2703 | |
90e19f82 | 2704 | return FALSE; |
cf453ac7 | 2705 | } |
2706 | ||
2d0d580c | 2707 | static gboolean dump_kprobe(void *hook_data, void *call_data) |
2708 | { | |
90e19f82 AM |
2709 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2710 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2711 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2712 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2713 | guint64 ip; | |
2714 | char *symbol; | |
2d0d580c | 2715 | |
90e19f82 AM |
2716 | ip = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0)); |
2717 | symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 1)); | |
2d0d580c | 2718 | |
90e19f82 | 2719 | expand_kprobe_table(ts, ip, symbol); |
2d0d580c | 2720 | |
90e19f82 | 2721 | return FALSE; |
2d0d580c | 2722 | } |
7a4bdb54 YB |
2723 | #endif |
2724 | #ifdef BABEL_CLEANUP | |
dc6b2467 | 2725 | static gboolean dump_softirq(void *hook_data, void *call_data) |
2726 | { | |
7a4bdb54 | 2727 | |
90e19f82 AM |
2728 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2729 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2730 | LttvNameTables *nt = ts->name_tables; | |
2731 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2732 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2733 | guint id; | |
90e19f82 | 2734 | char *symbol; |
dc6b2467 | 2735 | |
90e19f82 | 2736 | id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0)); |
90e19f82 | 2737 | symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2)); |
eb8871e7 | 2738 | |
90e19f82 AM |
2739 | expand_soft_irq_table(ts, id); |
2740 | nt->soft_irq_names[id] = g_quark_from_string(symbol); | |
dc6b2467 | 2741 | |
90e19f82 | 2742 | return FALSE; |
dc6b2467 | 2743 | |
7a4bdb54 YB |
2744 | } |
2745 | #endif | |
0fb145c4 MD |
2746 | static gboolean sched_try_wakeup(void *hook_data, void *call_data) |
2747 | { | |
7a4bdb54 YB |
2748 | LttvEvent *event; |
2749 | LttvTraceState *ts; | |
90e19f82 AM |
2750 | LttvProcessState *process; |
2751 | gint woken_pid; | |
2752 | guint woken_cpu; | |
7a4bdb54 YB |
2753 | LttTime timestamp; |
2754 | ||
2755 | event = (LttvEvent *) call_data; | |
2756 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2757 | "sched_wakeup") != 0) | |
2758 | return FALSE; | |
068572ab | 2759 | |
7a4bdb54 | 2760 | ts = event->state; |
068572ab | 2761 | |
7a4bdb54 | 2762 | woken_pid = lttv_event_get_long(event, "tid"); |
fc26eb1b | 2763 | woken_cpu = lttv_event_get_long(event, "target_cpu"); |
7a4bdb54 YB |
2764 | |
2765 | timestamp = lttv_event_get_timestamp(event); | |
90e19f82 | 2766 | process = lttv_state_find_process_or_create( |
7a4bdb54 YB |
2767 | ts, |
2768 | woken_cpu, woken_pid, | |
2769 | ×tamp); | |
6b1f0e27 FG |
2770 | |
2771 | if (process->state->s == LTTV_STATE_WAIT || process->state->s == LTTV_STATE_WAIT_FORK) | |
2772 | { | |
2773 | process->state->s = LTTV_STATE_WAIT_CPU; | |
7a4bdb54 | 2774 | process->state->change = timestamp; |
6b1f0e27 | 2775 | } |
068572ab | 2776 | |
90e19f82 | 2777 | g_debug("Wakeup: process %d on CPU %u\n", woken_pid, woken_cpu); |
068572ab | 2778 | |
90e19f82 | 2779 | return FALSE; |
068572ab CS |
2780 | } |
2781 | ||
b445142a | 2782 | static gboolean schedchange(void *hook_data, void *call_data) |
dc877563 | 2783 | { |
7a4bdb54 YB |
2784 | LttvEvent *event; |
2785 | guint cpu; | |
2786 | LttvTraceState *ts; | |
2787 | LttvProcessState *process; | |
2788 | ||
2789 | ||
90e19f82 AM |
2790 | //LttvProcessState *old_process = ts->running_process[cpu]; |
2791 | ||
90e19f82 AM |
2792 | guint pid_in, pid_out; |
2793 | gint64 state_out; | |
d7f9f37b YB |
2794 | //TODO ybrosseau 2012-07-13: manage this 20 in a constact or dynamically |
2795 | char next_comm[20]; | |
7a4bdb54 YB |
2796 | LttTime timestamp; |
2797 | event = (LttvEvent *) call_data; | |
2798 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2799 | "sched_switch") != 0) | |
2800 | return FALSE; | |
90e19f82 | 2801 | |
7a4bdb54 YB |
2802 | cpu = lttv_traceset_get_cpuid_from_event(event); |
2803 | ts = event->state; | |
2804 | process = ts->running_process[cpu]; | |
58b4e4ae YB |
2805 | pid_out = lttv_event_get_long(event, "prev_tid"); |
2806 | pid_in = lttv_event_get_long(event, "next_tid"); | |
7a4bdb54 | 2807 | state_out = lttv_event_get_long(event, "prev_state"); |
90e19f82 | 2808 | |
d7f9f37b YB |
2809 | strncpy(next_comm, lttv_event_get_string(event, "next_comm"), 20); |
2810 | next_comm[20-1] = '\0'; | |
2811 | ||
7a4bdb54 YB |
2812 | timestamp = lttv_event_get_timestamp(event); |
2813 | ||
90e19f82 AM |
2814 | if(likely(process != NULL)) { |
2815 | ||
2816 | /* We could not know but it was not the idle process executing. | |
2817 | This should only happen at the beginning, before the first schedule | |
2818 | event, and when the initial information (current process for each CPU) | |
2819 | is missing. It is not obvious how we could, after the fact, compensate | |
2820 | the wrongly attributed statistics. */ | |
2821 | ||
2822 | //This test only makes sense once the state is known and if there is no | |
2823 | //missing events. We need to silently ignore schedchange coming after a | |
2824 | //process_free, or it causes glitches. (FIXME) | |
2825 | //if(unlikely(process->pid != pid_out)) { | |
2826 | // g_assert(process->pid == 0); | |
2827 | //} | |
2828 | if(process->pid == 0 | |
2829 | && process->state->t == LTTV_STATE_MODE_UNKNOWN) { | |
2830 | if(pid_out == 0) { | |
f044974e MD |
2831 | /* |
2832 | * Scheduling out of pid 0 at beginning of the trace. | |
2833 | * We are typically in system call mode at this point although | |
2834 | * (FIXME) we might be in a trap handler. | |
2835 | */ | |
90e19f82 AM |
2836 | g_assert(process->execution_stack->len == 1); |
2837 | process->state->t = LTTV_STATE_SYSCALL; | |
2838 | process->state->s = LTTV_STATE_WAIT; | |
7a4bdb54 YB |
2839 | process->state->change = timestamp; |
2840 | process->state->entry = timestamp; | |
90e19f82 AM |
2841 | } |
2842 | } else { | |
2843 | if(unlikely(process->state->s == LTTV_STATE_EXIT)) { | |
2844 | process->state->s = LTTV_STATE_ZOMBIE; | |
7a4bdb54 | 2845 | process->state->change = timestamp; |
90e19f82 AM |
2846 | } else { |
2847 | if(unlikely(state_out == 0)) process->state->s = LTTV_STATE_WAIT_CPU; | |
2848 | else process->state->s = LTTV_STATE_WAIT; | |
7a4bdb54 | 2849 | process->state->change = timestamp; |
90e19f82 AM |
2850 | } |
2851 | ||
2852 | if(state_out == 32 || state_out == 64) { /* EXIT_DEAD || TASK_DEAD */ | |
2853 | /* see sched.h for states */ | |
7a4bdb54 | 2854 | if (!exit_process(event, process)) { |
90e19f82 | 2855 | process->state->s = LTTV_STATE_DEAD; |
7a4bdb54 | 2856 | process->state->change = timestamp; |
2fe13145 | 2857 | } |
90e19f82 AM |
2858 | } |
2859 | } | |
2860 | } | |
2861 | process = ts->running_process[cpu] = lttv_state_find_process_or_create( | |
7a4bdb54 | 2862 | ts, |
90e19f82 | 2863 | cpu, pid_in, |
7a4bdb54 | 2864 | ×tamp); |
90e19f82 AM |
2865 | process->state->s = LTTV_STATE_RUN; |
2866 | process->cpu = cpu; | |
348c6ba8 | 2867 | // process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)s)->tf); |
7a4bdb54 | 2868 | process->state->change = timestamp; |
d7f9f37b | 2869 | process->name = g_quark_from_string(next_comm); |
90e19f82 AM |
2870 | |
2871 | /* update cpu status */ | |
2872 | if(pid_in == 0) | |
2873 | /* going to idle task */ | |
7a4bdb54 | 2874 | cpu_set_base_mode(&(ts->cpu_states[cpu]), LTTV_CPU_IDLE); |
90e19f82 AM |
2875 | else { |
2876 | /* scheduling a real task. | |
2877 | * we must be careful here: | |
2878 | * if we just schedule()'ed to a process that is | |
2879 | * in a trap, we must put the cpu in trap mode | |
2880 | */ | |
7a4bdb54 | 2881 | cpu_set_base_mode(&(ts->cpu_states[cpu]), LTTV_CPU_BUSY); |
90e19f82 | 2882 | if(process->state->t == LTTV_STATE_TRAP) |
7a4bdb54 | 2883 | cpu_push_mode(&(ts->cpu_states[cpu]), LTTV_CPU_TRAP); |
90e19f82 AM |
2884 | } |
2885 | ||
2886 | return FALSE; | |
dc877563 | 2887 | } |
2888 | ||
eed2ef37 | 2889 | static gboolean process_fork(void *hook_data, void *call_data) |
dc877563 | 2890 | { |
7a4bdb54 YB |
2891 | LttvEvent *event; |
2892 | LttvTraceState *ts; | |
2893 | LttvProcessState *process; | |
2894 | LttvProcessState *child_process; | |
90e19f82 AM |
2895 | guint child_pid; /* In the Linux Kernel, there is one PID per thread. */ |
2896 | guint child_tgid; /* tgid in the Linux kernel is the "real" POSIX PID. */ | |
2897 | //LttvProcessState *zombie_process; | |
7a4bdb54 YB |
2898 | guint cpu; |
2899 | LttTime timestamp; | |
90e19f82 | 2900 | |
7a4bdb54 YB |
2901 | event = (LttvEvent *) call_data; |
2902 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
2903 | "sched_process_fork") != 0) | |
2904 | return FALSE; | |
2905 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
2906 | ts = event->state; | |
2907 | process = ts->running_process[cpu]; | |
2908 | timestamp = lttv_event_get_timestamp(event); | |
2909 | ||
e865422c | 2910 | /* Skip Parent PID param */ |
90e19f82 AM |
2911 | |
2912 | /* Child PID */ | |
7b20eed1 | 2913 | child_pid = lttv_event_get_long(event, "child_tid"); |
7a4bdb54 | 2914 | //ts->target_pid = child_pid; |
90e19f82 AM |
2915 | |
2916 | /* Child TGID */ | |
7a4bdb54 YB |
2917 | |
2918 | child_tgid = 0; | |
90e19f82 AM |
2919 | |
2920 | /* Mathieu : it seems like the process might have been scheduled in before the | |
2921 | * fork, and, in a rare case, might be the current process. This might happen | |
2922 | * in a SMP case where we don't have enough precision on the clocks. | |
2923 | * | |
2924 | * Test reenabled after precision fixes on time. (Mathieu) */ | |
791dffa6 | 2925 | #if 0 |
90e19f82 AM |
2926 | zombie_process = lttv_state_find_process(ts, ANY_CPU, child_pid); |
2927 | ||
2928 | if(unlikely(zombie_process != NULL)) { | |
2929 | /* Reutilisation of PID. Only now we are sure that the old PID | |
2930 | * has been released. FIXME : should know when release_task happens instead. | |
2931 | */ | |
2932 | guint num_cpus = ltt_trace_get_num_cpu(ts->parent.t); | |
2933 | guint i; | |
2934 | for(i=0; i< num_cpus; i++) { | |
2935 | g_assert(zombie_process != ts->running_process[i]); | |
2936 | } | |
2937 | ||
2938 | exit_process(s, zombie_process); | |
2939 | } | |
791dffa6 | 2940 | #endif //0 |
90e19f82 AM |
2941 | g_assert(process->pid != child_pid); |
2942 | // FIXME : Add this test in the "known state" section | |
2943 | // g_assert(process->pid == parent_pid); | |
2944 | child_process = lttv_state_find_process(ts, ANY_CPU, child_pid); | |
2945 | if(child_process == NULL) { | |
2946 | child_process = lttv_state_create_process(ts, process, cpu, | |
2947 | child_pid, child_tgid, | |
7a4bdb54 | 2948 | LTTV_STATE_UNNAMED, ×tamp); |
90e19f82 AM |
2949 | } else { |
2950 | /* The process has already been created : due to time imprecision between | |
2951 | * multiple CPUs : it has been scheduled in before creation. Note that we | |
2952 | * shouldn't have this kind of imprecision. | |
2953 | * | |
2954 | * Simply put a correct parent. | |
2955 | */ | |
2956 | g_error("Process %u has been created at [%lu.%09lu] " | |
2957 | "and inserted at [%lu.%09lu] before \n" | |
2958 | "fork on cpu %u[%lu.%09lu].\n" | |
2959 | "Probably an unsynchronized TSC problem on the traced machine.", | |
2960 | child_pid, | |
2961 | child_process->creation_time.tv_sec, | |
2962 | child_process->creation_time.tv_nsec, | |
2963 | child_process->insertion_time.tv_sec, | |
2964 | child_process->insertion_time.tv_nsec, | |
7a4bdb54 | 2965 | cpu, timestamp.tv_sec, timestamp.tv_nsec); |
90e19f82 AM |
2966 | //g_assert(0); /* This is a problematic case : the process has been created |
2967 | // before the fork event */ | |
2968 | child_process->ppid = process->pid; | |
2969 | child_process->tgid = child_tgid; | |
2970 | } | |
2971 | g_assert(child_process->name == LTTV_STATE_UNNAMED); | |
2972 | child_process->name = process->name; | |
2973 | child_process->brand = process->brand; | |
2974 | ||
2975 | return FALSE; | |
dc877563 | 2976 | } |
2977 | ||
7a4bdb54 YB |
2978 | #ifdef BABEL_CLEANUP |
2979 | //NO KTHREAD_CREATE in LTTng 2.0 | |
89f8741a | 2980 | /* We stamp a newly created process as kernel_thread. |
2981 | * The thread should not be running yet. */ | |
7bfd7820 | 2982 | static gboolean process_kernel_thread(void *hook_data, void *call_data) |
2983 | { | |
90e19f82 AM |
2984 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
2985 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
2986 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
2987 | guint pid; | |
2988 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
2989 | LttvProcessState *process; | |
2990 | LttvExecutionState *es; | |
7bfd7820 | 2991 | |
90e19f82 AM |
2992 | /* PID */ |
2993 | pid = (guint)ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0)); | |
7a4bdb54 | 2994 | //s->parent.target_pid = pid; |
7bfd7820 | 2995 | |
90e19f82 AM |
2996 | process = lttv_state_find_process_or_create(ts, ANY_CPU, pid, |
2997 | <t_time_zero); | |
2998 | if (process->state->s != LTTV_STATE_DEAD) { | |
2999 | process->execution_stack = | |
3000 | g_array_set_size(process->execution_stack, 1); | |
3001 | es = process->state = | |
3002 | &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
3003 | es->t = LTTV_STATE_SYSCALL; | |
3004 | } | |
3005 | process->type = LTTV_STATE_KERNEL_THREAD; | |
7bfd7820 | 3006 | |
90e19f82 | 3007 | return FALSE; |
7bfd7820 | 3008 | } |
7a4bdb54 | 3009 | #endif |
eed2ef37 | 3010 | static gboolean process_exit(void *hook_data, void *call_data) |
dc877563 | 3011 | { |
7a4bdb54 YB |
3012 | LttvEvent *event; |
3013 | LttvTraceState *ts; | |
90e19f82 | 3014 | guint pid; |
7a4bdb54 | 3015 | guint cpu; |
90e19f82 | 3016 | LttvProcessState *process; // = ts->running_process[cpu]; |
eed2ef37 | 3017 | |
7a4bdb54 YB |
3018 | event = (LttvEvent *) call_data; |
3019 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3020 | "sched_process_exit") != 0) | |
3021 | return FALSE; | |
3022 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3023 | ts = event->state; | |
3024 | process = ts->running_process[cpu]; | |
3025 | ||
fc26eb1b | 3026 | pid = lttv_event_get_long(event, "tid"); |
7a4bdb54 | 3027 | //s->parent.target_pid = pid; |
eed2ef37 | 3028 | |
90e19f82 AM |
3029 | // FIXME : Add this test in the "known state" section |
3030 | // g_assert(process->pid == pid); | |
eed2ef37 | 3031 | |
90e19f82 AM |
3032 | process = lttv_state_find_process(ts, ANY_CPU, pid); |
3033 | if(likely(process != NULL)) { | |
3034 | process->state->s = LTTV_STATE_EXIT; | |
3035 | } | |
3036 | return FALSE; | |
2cdc690b | 3037 | } |
3038 | ||
eed2ef37 | 3039 | static gboolean process_free(void *hook_data, void *call_data) |
2da61677 | 3040 | { |
7a4bdb54 YB |
3041 | LttvEvent *event; |
3042 | LttvTraceState *ts; | |
3043 | guint cpu; | |
90e19f82 AM |
3044 | guint release_pid; |
3045 | LttvProcessState *process; | |
3046 | ||
7a4bdb54 YB |
3047 | event = (LttvEvent *) call_data; |
3048 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3049 | "sched_process_free") != 0) | |
3050 | return FALSE; | |
3051 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3052 | ts = event->state; | |
3053 | process = ts->running_process[cpu]; | |
3054 | ||
90e19f82 | 3055 | /* PID of the process to release */ |
fc26eb1b | 3056 | release_pid = lttv_event_get_long(event, "_tid"); |
7a4bdb54 | 3057 | //s->parent.target_pid = release_pid; |
90e19f82 AM |
3058 | |
3059 | g_assert(release_pid != 0); | |
3060 | ||
3061 | process = lttv_state_find_process(ts, ANY_CPU, release_pid); | |
3062 | if(likely(process != NULL)) | |
7a4bdb54 | 3063 | exit_process(event, process); |
90e19f82 | 3064 | return FALSE; |
2fe13145 | 3065 | //DISABLED |
7a4bdb54 | 3066 | #if 0 |
90e19f82 AM |
3067 | if(likely(process != NULL)) { |
3068 | /* release_task is happening at kernel level : we can now safely release | |
3069 | * the data structure of the process */ | |
3070 | //This test is fun, though, as it may happen that | |
3071 | //at time t : CPU 0 : process_free | |
3072 | //at time t+150ns : CPU 1 : schedule out | |
3073 | //Clearly due to time imprecision, we disable it. (Mathieu) | |
3074 | //If this weird case happen, we have no choice but to put the | |
3075 | //Currently running process on the cpu to 0. | |
3076 | //I re-enable it following time precision fixes. (Mathieu) | |
3077 | //Well, in the case where an process is freed by a process on another CPU | |
3078 | //and still scheduled, it happens that this is the schedchange that will | |
3079 | //drop the last reference count. Do not free it here! | |
3080 | guint num_cpus = ltt_trace_get_num_cpu(ts->parent.t); | |
3081 | guint i; | |
3082 | for(i=0; i< num_cpus; i++) { | |
3083 | //g_assert(process != ts->running_process[i]); | |
3084 | if(process == ts->running_process[i]) { | |
3085 | //ts->running_process[i] = lttv_state_find_process(ts, i, 0); | |
3086 | break; | |
3087 | } | |
3088 | } | |
3089 | if(i == num_cpus) /* process is not scheduled */ | |
3090 | exit_process(s, process); | |
3091 | } | |
3092 | ||
3093 | return FALSE; | |
7a4bdb54 | 3094 | #endif //DISABLED |
2da61677 | 3095 | } |
3096 | ||
f4b88a7d | 3097 | |
3098 | static gboolean process_exec(void *hook_data, void *call_data) | |
7a4bdb54 YB |
3099 | { |
3100 | LttvEvent *event; | |
3101 | LttvTraceState *ts; | |
3102 | guint cpu; | |
90e19f82 | 3103 | //gchar *name; |
7a4bdb54 YB |
3104 | LttvProcessState *process; |
3105 | ||
3106 | event = (LttvEvent *) call_data; | |
3107 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3108 | "sys_execve") != 0) | |
3109 | return FALSE; | |
3110 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3111 | ts = event->state; | |
3112 | process = ts->running_process[cpu]; | |
f4b88a7d | 3113 | |
f63ebe51 | 3114 | #if 0//how to use a sequence that must be transformed in a string |
90e19f82 AM |
3115 | /* PID of the process to release */ |
3116 | guint64 name_len = ltt_event_field_element_number(e, | |
3117 | lttv_trace_get_hook_field(th, 0)); | |
3118 | //name = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 0)); | |
3119 | LttField *child = ltt_event_field_element_select(e, | |
3120 | lttv_trace_get_hook_field(th, 0), 0); | |
3121 | gchar *name_begin = | |
3122 | (gchar*)(ltt_event_data(e)+ltt_event_field_offset(e, child)); | |
3123 | gchar *null_term_name = g_new(gchar, name_len+1); | |
3124 | memcpy(null_term_name, name_begin, name_len); | |
3125 | null_term_name[name_len] = '\0'; | |
3126 | process->name = g_quark_from_string(null_term_name); | |
f63ebe51 | 3127 | #endif //0 |
3128 | ||
7a4bdb54 YB |
3129 | process->name = g_quark_from_string(lttv_event_get_string(event, |
3130 | "filename")); | |
90e19f82 AM |
3131 | process->brand = LTTV_STATE_UNBRANDED; |
3132 | //g_free(null_term_name); | |
3133 | return FALSE; | |
f4b88a7d | 3134 | } |
7a4bdb54 | 3135 | #ifdef BABEL_CLEANUP |
7b5f6cf1 | 3136 | static gboolean thread_brand(void *hook_data, void *call_data) |
3137 | { | |
90e19f82 AM |
3138 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
3139 | LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; | |
3140 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
3141 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
3142 | gchar *name; | |
3143 | guint cpu = s->cpu; | |
3144 | LttvProcessState *process = ts->running_process[cpu]; | |
7b5f6cf1 | 3145 | |
90e19f82 AM |
3146 | name = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 0)); |
3147 | process->brand = g_quark_from_string(name); | |
7b5f6cf1 | 3148 | |
90e19f82 | 3149 | return FALSE; |
7b5f6cf1 | 3150 | } |
7a4bdb54 YB |
3151 | #endif |
3152 | #if 0 | |
3153 | // TODO We only have sys_open, without the FD | |
3154 | // manage to do somehting better | |
8c108c1c PMF |
3155 | static gboolean fs_open(void *hook_data, void *call_data) |
3156 | { | |
90e19f82 AM |
3157 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
3158 | LttvTraceState *ts = (LttvTraceState *)s->parent.t_context; | |
3159 | LttEvent *e = ltt_tracefile_get_event(s->parent.tf); | |
3160 | LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
3161 | struct marker_field *f; | |
3162 | guint cpu = s->cpu; | |
3163 | int fd; | |
3164 | char *filename; | |
3165 | LttvProcessState *process = ts->running_process[cpu]; | |
8c108c1c | 3166 | |
90e19f82 AM |
3167 | f = lttv_trace_get_hook_field(th, 0); |
3168 | fd = ltt_event_get_int(e, f); | |
8c108c1c | 3169 | |
90e19f82 AM |
3170 | f = lttv_trace_get_hook_field(th, 1); |
3171 | filename = ltt_event_get_string(e, f); | |
8c108c1c | 3172 | |
90e19f82 AM |
3173 | g_hash_table_insert(process->fds, (gpointer)(long)fd, |
3174 | (gpointer)(unsigned long)g_quark_from_string(filename)); | |
8c108c1c | 3175 | |
90e19f82 | 3176 | return FALSE; |
8c108c1c | 3177 | } |
7a4bdb54 | 3178 | #endif |
9ba16662 MD |
3179 | static void print_stack(LttvProcessState *process) |
3180 | { | |
3181 | LttvExecutionState *es; | |
3182 | int i; | |
3183 | ||
3184 | g_debug("Execution stack for process %u %s:\n", | |
90e19f82 | 3185 | process->pid, g_quark_to_string(process->name)); |
9ba16662 MD |
3186 | |
3187 | for (i = 0; i < process->execution_stack->len; i++) { | |
3188 | es = &g_array_index(process->execution_stack, | |
90e19f82 | 3189 | LttvExecutionState, i); |
9ba16662 | 3190 | g_debug("Depth %d mode %s submode %s status %s\n", |
90e19f82 AM |
3191 | i, g_quark_to_string(es->t), |
3192 | g_quark_to_string(es->n), | |
3193 | g_quark_to_string(es->s)); | |
9ba16662 MD |
3194 | } |
3195 | ||
3196 | } | |
3197 | ||
90e19f82 AM |
3198 | static void fix_process(gpointer key, gpointer value, gpointer user_data) |
3199 | { | |
3200 | LttvProcessState *process; | |
3201 | LttvExecutionState *es; | |
3202 | process = (LttvProcessState *)value; | |
3203 | LttTime *timestamp = (LttTime*)user_data; | |
3204 | ||
3205 | print_stack(process); | |
3206 | ||
3207 | if(process->type == LTTV_STATE_KERNEL_THREAD) { | |
3208 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
f044974e | 3209 | if(es->t == LTTV_STATE_MAYBE_SYSCALL) { |
90e19f82 AM |
3210 | es->t = LTTV_STATE_SYSCALL; |
3211 | es->n = LTTV_STATE_SUBMODE_NONE; | |
3212 | es->entry = *timestamp; | |
3213 | es->change = *timestamp; | |
3214 | es->cum_cpu_time = ltt_time_zero; | |
3215 | if(es->s == LTTV_STATE_UNNAMED) | |
3216 | es->s = LTTV_STATE_WAIT; | |
3217 | } | |
9ba16662 | 3218 | } else { |
90e19f82 | 3219 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); |
f044974e | 3220 | if(es->t == LTTV_STATE_MAYBE_USER_MODE) { |
90e19f82 AM |
3221 | es->t = LTTV_STATE_USER_MODE; |
3222 | es->n = LTTV_STATE_SUBMODE_NONE; | |
3223 | es->entry = *timestamp; | |
3224 | //g_assert(timestamp->tv_sec != 0); | |
3225 | es->change = *timestamp; | |
3226 | es->cum_cpu_time = ltt_time_zero; | |
3227 | if(es->s == LTTV_STATE_UNNAMED) | |
3228 | es->s = LTTV_STATE_RUN; | |
3229 | ||
3230 | if(process->execution_stack->len == 1) { | |
3231 | /* Still in bottom unknown mode, means we either: | |
3232 | * - never did a system call | |
3233 | * - are scheduled out from user mode. | |
3234 | * May be either in user mode, syscall mode, running or waiting.*/ | |
3235 | /* CHECK : we may be tagging syscall mode when being user mode | |
3236 | * (should be fixed now) */ | |
3237 | if (es->s == LTTV_STATE_WAIT_CPU) { | |
3238 | /* nothing to do: scheduled out from userspace */ | |
3239 | } else { | |
3240 | process->execution_stack = | |
3241 | g_array_set_size(process->execution_stack, 2); | |
3242 | es = process->state = &g_array_index(process->execution_stack, | |
3243 | LttvExecutionState, 1); | |
3244 | es->t = LTTV_STATE_SYSCALL; | |
3245 | es->n = LTTV_STATE_SUBMODE_NONE; | |
3246 | es->entry = *timestamp; | |
3247 | //g_assert(timestamp->tv_sec != 0); | |
3248 | es->change = *timestamp; | |
3249 | es->cum_cpu_time = ltt_time_zero; | |
3250 | if(es->s == LTTV_STATE_WAIT_FORK) | |
3251 | es->s = LTTV_STATE_WAIT; | |
3252 | } | |
3253 | } | |
3254 | } | |
9ba16662 | 3255 | } |
c3b3b60b | 3256 | } |
3257 | ||
3258 | static gboolean statedump_end(void *hook_data, void *call_data) | |
3259 | { | |
7a4bdb54 YB |
3260 | LttvEvent *event; |
3261 | LttvTraceState *ts; | |
3262 | LttTime timestamp; | |
90e19f82 AM |
3263 | //LttEvent *e = ltt_tracefile_get_event(s->parent.tf); |
3264 | //LttvTraceHook *th = (LttvTraceHook *)hook_data; | |
7a4bdb54 YB |
3265 | event = (LttvEvent *) call_data; |
3266 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3267 | "lttng_statedump_end") != 0) | |
3268 | return FALSE; | |
3269 | ||
3270 | ts = event->state; | |
3271 | timestamp = lttv_event_get_timestamp(event); | |
c3b3b60b | 3272 | |
90e19f82 AM |
3273 | /* For all processes */ |
3274 | /* if kernel thread, if stack[0] is unknown, set to syscall mode, wait */ | |
3275 | /* else, if stack[0] is unknown, set to user mode, running */ | |
0ceef9de | 3276 | |
7a4bdb54 | 3277 | g_hash_table_foreach(ts->processes, fix_process, ×tamp); |
90e19f82 AM |
3278 | |
3279 | return FALSE; | |
c3b3b60b | 3280 | } |
3281 | ||
b3fd4c02 | 3282 | static gboolean enum_process_state(void *hook_data, void *call_data) |
3283 | { | |
7a4bdb54 YB |
3284 | LttvEvent *event; |
3285 | LttvTraceState *ts; | |
3286 | LttTime timestamp; | |
90e19f82 AM |
3287 | guint parent_pid; |
3288 | guint pid; | |
3289 | guint tgid; | |
3290 | gchar * command; | |
7a4bdb54 | 3291 | guint cpu; |
90e19f82 | 3292 | LttvProcessState *parent_process; |
7a4bdb54 YB |
3293 | LttvProcessState *process; |
3294 | ||
3295 | guint type; | |
90e19f82 AM |
3296 | LttvExecutionState *es; |
3297 | guint i, nb_cpus; | |
3298 | ||
7a4bdb54 YB |
3299 | event = (LttvEvent *) call_data; |
3300 | if (strcmp(lttv_traceset_get_name_from_event(event), | |
3301 | "lttng_statedump_process_state") != 0) | |
3302 | return FALSE; | |
3303 | cpu = lttv_traceset_get_cpuid_from_event(event); | |
3304 | ts = event->state; | |
3305 | process = ts->running_process[cpu]; | |
3306 | timestamp = lttv_event_get_timestamp(event); | |
3307 | ||
90e19f82 | 3308 | /* PID */ |
fc26eb1b | 3309 | pid = lttv_event_get_long(event, "tid"); |
7a4bdb54 | 3310 | //s->parent.target_pid = pid; |
90e19f82 AM |
3311 | |
3312 | /* Parent PID */ | |
fc26eb1b | 3313 | parent_pid = lttv_event_get_long(event, "ppid"); |
90e19f82 AM |
3314 | |
3315 | /* Command name */ | |
7a4bdb54 | 3316 | command = lttv_event_get_string(event, "name"); |
90e19f82 AM |
3317 | |
3318 | /* type */ | |
7a4bdb54 | 3319 | |
fc26eb1b | 3320 | type = lttv_event_get_long(event, "type"); |
90e19f82 AM |
3321 | |
3322 | //FIXME: type is rarely used, enum must match possible types. | |
3323 | ||
e865422c | 3324 | /* Skip mode 4th param */ |
90e19f82 | 3325 | |
e865422c | 3326 | /* Skip submode 5th param */ |
90e19f82 | 3327 | |
e865422c | 3328 | /* Skip status 6th param */ |
90e19f82 | 3329 | /* TGID */ |
fc26eb1b | 3330 | tgid = lttv_event_get_long(event, "pid"); |
7a4bdb54 | 3331 | |
90e19f82 | 3332 | if(pid == 0) { |
7a4bdb54 | 3333 | nb_cpus = lttv_trace_get_num_cpu(ts->trace); |
90e19f82 AM |
3334 | for(i=0; i<nb_cpus; i++) { |
3335 | process = lttv_state_find_process(ts, i, pid); | |
3336 | g_assert(process != NULL); | |
3337 | ||
3338 | process->ppid = parent_pid; | |
3339 | process->tgid = tgid; | |
3340 | process->name = g_quark_from_string(command); | |
3341 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
3342 | process->type = LTTV_STATE_KERNEL_THREAD; | |
3343 | } | |
3344 | ||
3345 | } else { | |
3346 | /* The process might exist if a process was forked while performing the | |
3347 | * state dump. */ | |
3348 | process = lttv_state_find_process(ts, ANY_CPU, pid); | |
3349 | if(process == NULL) { | |
3350 | parent_process = lttv_state_find_process(ts, ANY_CPU, parent_pid); | |
3351 | process = lttv_state_create_process(ts, parent_process, cpu, | |
3352 | pid, tgid, g_quark_from_string(command), | |
7a4bdb54 | 3353 | ×tamp); |
90e19f82 AM |
3354 | |
3355 | /* Keep the stack bottom : a running user mode */ | |
3356 | /* Disabled because of inconsistencies in the current statedump states. */ | |
7a4bdb54 YB |
3357 | //if(type == LTTV_STATE_KERNEL_THREAD) { |
3358 | if(type == 1) { | |
90e19f82 AM |
3359 | /* Only keep the bottom |
3360 | * FIXME Kernel thread : can be in syscall or interrupt or trap. */ | |
3361 | /* Will cause expected trap when in fact being syscall (even after end of | |
3362 | * statedump event) | |
3363 | * Will cause expected interrupt when being syscall. (only before end of | |
3364 | * statedump event) */ | |
3365 | // This will cause a "popping last state on stack, ignoring it." | |
3366 | process->execution_stack = g_array_set_size(process->execution_stack, 1); | |
3367 | es = process->state = &g_array_index(process->execution_stack, | |
3368 | LttvExecutionState, 0); | |
3369 | process->type = LTTV_STATE_KERNEL_THREAD; | |
f044974e | 3370 | es->t = LTTV_STATE_MAYBE_SYSCALL; |
90e19f82 AM |
3371 | es->s = LTTV_STATE_UNNAMED; |
3372 | es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
f044974e MD |
3373 | //es->s = status; |
3374 | //es->n = submode; | |
90e19f82 AM |
3375 | } else { |
3376 | /* User space process : | |
3377 | * bottom : user mode | |
3378 | * either currently running or scheduled out. | |
3379 | * can be scheduled out because interrupted in (user mode or in syscall) | |
3380 | * or because of an explicit call to the scheduler in syscall. Note that | |
3381 | * the scheduler call comes after the irq_exit, so never in interrupt | |
3382 | * context. */ | |
3383 | // temp workaround : set size to 1 : only have user mode bottom of stack. | |
3384 | // will cause g_info message of expected syscall mode when in fact being | |
3385 | // in user mode. Can also cause expected trap when in fact being user | |
3386 | // mode in the event of a page fault reenabling interrupts in the handler. | |
3387 | // Expected syscall and trap can also happen after the end of statedump | |
3388 | // This will cause a "popping last state on stack, ignoring it." | |
3389 | process->execution_stack = g_array_set_size(process->execution_stack, 1); | |
3390 | es = process->state = &g_array_index(process->execution_stack, | |
3391 | LttvExecutionState, 0); | |
f044974e | 3392 | es->t = LTTV_STATE_MAYBE_USER_MODE; |
90e19f82 AM |
3393 | es->s = LTTV_STATE_UNNAMED; |
3394 | es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
f044974e MD |
3395 | //es->s = status; |
3396 | //es->n = submode; | |
90e19f82 AM |
3397 | } |
3398 | #if 0 | |
3399 | /* UNKNOWN STATE */ | |
3400 | { | |
3401 | es = process->state = &g_array_index(process->execution_stack, | |
3402 | LttvExecutionState, 1); | |
3403 | es->t = LTTV_STATE_MODE_UNKNOWN; | |
3404 | es->s = LTTV_STATE_UNNAMED; | |
3405 | es->n = LTTV_STATE_SUBMODE_UNKNOWN; | |
3406 | } | |
3407 | #endif //0 | |
3408 | } else { | |
3409 | /* The process has already been created : | |
3410 | * Probably was forked while dumping the process state or | |
3411 | * was simply scheduled in prior to get the state dump event. | |
3412 | */ | |
3413 | process->ppid = parent_pid; | |
3414 | process->tgid = tgid; | |
3415 | process->name = g_quark_from_string(command); | |
3416 | process->type = type; | |
3417 | es = &g_array_index(process->execution_stack, LttvExecutionState, 0); | |
c3b3b60b | 3418 | #if 0 |
90e19f82 AM |
3419 | if(es->t == LTTV_STATE_MODE_UNKNOWN) { |
3420 | if(type == LTTV_STATE_KERNEL_THREAD) | |
3421 | es->t = LTTV_STATE_SYSCALL; | |
3422 | else | |
3423 | es->t = LTTV_STATE_USER_MODE; | |
3424 | } | |
cab321cf | 3425 | #endif //0 |
90e19f82 AM |
3426 | /* Don't mess around with the stack, it will eventually become |
3427 | * ok after the end of state dump. */ | |
3428 | } | |
3429 | } | |
3430 | ||
3431 | return FALSE; | |
b3fd4c02 | 3432 | } |
f4b88a7d | 3433 | |
7a4bdb54 YB |
3434 | |
3435 | ||
58c88a41 | 3436 | gint lttv_state_hook_add_event_hooks(void *hook_data, void *call_data) |
3437 | { | |
7a4bdb54 | 3438 | LttvTraceset *traceset = (LttvTraceset *)(call_data); |
58c88a41 | 3439 | |
7a4bdb54 | 3440 | lttv_state_add_event_hooks(traceset); |
58c88a41 | 3441 | |
90e19f82 | 3442 | return 0; |
58c88a41 | 3443 | } |
dc877563 | 3444 | |
7a4bdb54 | 3445 | void lttv_state_add_event_hooks(LttvTraceset *traceset) |
dc877563 | 3446 | { |
7a4bdb54 YB |
3447 | gboolean result; |
3448 | ||
3449 | LttvAttributeValue value; | |
3450 | LttvHooks*event_hook; | |
a7598d50 | 3451 | #ifdef BABEL_CLEANUP |
7a4bdb54 YB |
3452 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); |
3453 | result = lttv_iattribute_find_by_path(attributes, "hooks/event", | |
3454 | LTTV_POINTER, &value); | |
3455 | g_assert(result); | |
3456 | event_hook = *(value.v_pointer); | |
a7598d50 YB |
3457 | #endif |
3458 | //TODO ybrosseau 2012-07-12: Validate that using traceset hooks instead of the global one is valid | |
3459 | //Use traceset hooks | |
3460 | event_hook = lttv_traceset_get_hooks(traceset); | |
7a4bdb54 YB |
3461 | g_assert(event_hook); |
3462 | ||
3463 | lttv_hooks_add(event_hook,syscall_entry , NULL, LTTV_PRIO_STATE); | |
3464 | lttv_hooks_add(event_hook,syscall_exit , NULL, LTTV_PRIO_STATE); | |
3465 | lttv_hooks_add(event_hook,irq_entry , NULL, LTTV_PRIO_STATE); | |
3466 | lttv_hooks_add(event_hook,irq_exit , NULL, LTTV_PRIO_STATE); | |
3467 | lttv_hooks_add(event_hook,soft_irq_raise , NULL, LTTV_PRIO_STATE); | |
3468 | lttv_hooks_add(event_hook,soft_irq_entry , NULL, LTTV_PRIO_STATE); | |
3469 | lttv_hooks_add(event_hook,soft_irq_exit , NULL, LTTV_PRIO_STATE); | |
3470 | lttv_hooks_add(event_hook,schedchange , NULL, LTTV_PRIO_STATE); | |
3471 | lttv_hooks_add(event_hook,sched_try_wakeup , NULL, LTTV_PRIO_STATE); | |
3472 | lttv_hooks_add(event_hook,process_exit , NULL, LTTV_PRIO_STATE); | |
7b20eed1 YB |
3473 | lttv_hooks_add(event_hook,process_free , NULL, LTTV_PRIO_STATE); |
3474 | lttv_hooks_add(event_hook,process_fork , NULL, LTTV_PRIO_STATE); | |
7a4bdb54 YB |
3475 | lttv_hooks_add(event_hook,process_exec , NULL, LTTV_PRIO_STATE); |
3476 | lttv_hooks_add(event_hook,enum_process_state , NULL, LTTV_PRIO_STATE); | |
3477 | lttv_hooks_add(event_hook,statedump_end , NULL, LTTV_PRIO_STATE); | |
3478 | lttv_hooks_add(event_hook,enum_interrupt , NULL, LTTV_PRIO_STATE); | |
3479 | ||
3480 | #ifdef BABEL_CLEANUP //For the whole function this time | |
3481 | guint i, j, k, nb_trace; | |
90e19f82 | 3482 | LttvTraceState *ts; |
90e19f82 | 3483 | GArray *hooks; |
7a4bdb54 | 3484 | // LttvTraceHook *th; |
90e19f82 AM |
3485 | LttvAttributeValue val; |
3486 | ||
3487 | nb_trace = lttv_traceset_number(traceset); | |
7a4bdb54 YB |
3488 | for (i = 0 ; i < nb_trace ; i++) { |
3489 | ts = lttv_traceset_get(traceset, i)-; | |
90e19f82 AM |
3490 | |
3491 | /* Find the eventtype id for the following events and register the | |
3492 | associated by id hooks. */ | |
3493 | ||
3494 | hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 20); | |
3495 | //hooks = g_array_set_size(hooks, 19); // Max possible number of hooks. | |
3496 | //hn = 0; | |
3497 | ||
7a4bdb54 | 3498 | lttv_trace_find_hook(tss->parent.t, |
90e19f82 AM |
3499 | LTT_CHANNEL_KERNEL, |
3500 | LTT_EVENT_SYSCALL_ENTRY, | |
3501 | FIELD_ARRAY(LTT_FIELD_SYSCALL_ID), | |
3502 | syscall_entry, NULL, &hooks); | |
3503 | ||
3504 | lttv_trace_find_hook(ts->parent.t, | |
3505 | LTT_CHANNEL_KERNEL, | |
3506 | LTT_EVENT_SYSCALL_EXIT, | |
3507 | NULL, | |
3508 | syscall_exit, NULL, &hooks); | |
3509 | ||
7a4bdb54 | 3510 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
3511 | lttv_trace_find_hook(ts->parent.t, |
3512 | LTT_CHANNEL_KERNEL, | |
3513 | LTT_EVENT_TRAP_ENTRY, | |
3514 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
3515 | trap_entry, NULL, &hooks); | |
3516 | ||
3517 | lttv_trace_find_hook(ts->parent.t, | |
3518 | LTT_CHANNEL_KERNEL, | |
3519 | LTT_EVENT_TRAP_EXIT, | |
3520 | NULL, | |
3521 | trap_exit, NULL, &hooks); | |
7a4bdb54 | 3522 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
3523 | |
3524 | lttv_trace_find_hook(ts->parent.t, | |
3525 | LTT_CHANNEL_KERNEL, | |
3526 | LTT_EVENT_PAGE_FAULT_ENTRY, | |
3527 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
3528 | trap_entry, NULL, &hooks); | |
3529 | ||
3530 | lttv_trace_find_hook(ts->parent.t, | |
3531 | LTT_CHANNEL_KERNEL, | |
3532 | LTT_EVENT_PAGE_FAULT_EXIT, | |
3533 | NULL, | |
3534 | trap_exit, NULL, &hooks); | |
3535 | ||
7a4bdb54 | 3536 | #ifdef BABEL_CLEANUP |
90e19f82 AM |
3537 | lttv_trace_find_hook(ts->parent.t, |
3538 | LTT_CHANNEL_KERNEL, | |
3539 | LTT_EVENT_PAGE_FAULT_NOSEM_ENTRY, | |
3540 | FIELD_ARRAY(LTT_FIELD_TRAP_ID), | |
3541 | trap_entry, NULL, &hooks); | |
3542 | ||
3543 | lttv_trace_find_hook(ts->parent.t, | |
3544 | LTT_CHANNEL_KERNEL, | |
3545 | LTT_EVENT_PAGE_FAULT_NOSEM_EXIT, | |
3546 | NULL, | |
3547 | trap_exit, NULL, &hooks); | |
7a4bdb54 | 3548 | #endif /* BABEL_CLEANUP */ |
90e19f82 AM |
3549 | |
3550 | lttv_trace_find_hook(ts->parent.t, | |
3551 | LTT_CHANNEL_KERNEL, | |
3552 | LTT_EVENT_IRQ_ENTRY, | |
3553 | FIELD_ARRAY(LTT_FIELD_IRQ_ID), | |
3554 | irq_entry, NULL, &hooks); | |
3555 | ||
3556 | lttv_trace_find_hook(ts->parent.t, | |
3557 | LTT_CHANNEL_KERNEL, | |
3558 | LTT_EVENT_IRQ_EXIT, | |
3559 | NULL, | |
3560 | irq_exit, NULL, &hooks); | |
3561 | ||
3562 | lttv_trace_find_hook(ts->parent.t, | |
3563 | LTT_CHANNEL_KERNEL, | |
3564 | LTT_EVENT_SOFT_IRQ_RAISE, | |
3565 | FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID), | |
3566 | soft_irq_raise, NULL, &hooks); | |
3567 | ||
3568 | lttv_trace_find_hook(ts->parent.t, | |
3569 | LTT_CHANNEL_KERNEL, | |
3570 | LTT_EVENT_SOFT_IRQ_ENTRY, | |
3571 | FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID), | |
3572 | soft_irq_entry, NULL, &hooks); | |
3573 | ||
3574 | lttv_trace_find_hook(ts->parent.t, | |
3575 | LTT_CHANNEL_KERNEL, | |
3576 | LTT_EVENT_SOFT_IRQ_EXIT, | |
3577 | NULL, | |
3578 | soft_irq_exit, NULL, &hooks); | |
3579 | ||
3580 | lttv_trace_find_hook(ts->parent.t, | |
3581 | LTT_CHANNEL_KERNEL, | |
3582 | LTT_EVENT_SCHED_SCHEDULE, | |
3583 | FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, | |
3584 | LTT_FIELD_PREV_STATE), | |
3585 | schedchange, NULL, &hooks); | |
3586 | ||
3587 | lttv_trace_find_hook(ts->parent.t, | |
3588 | LTT_CHANNEL_KERNEL, | |
3589 | LTT_EVENT_SCHED_TRY_WAKEUP, | |
3590 | FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_CPU_ID, LTT_FIELD_STATE), | |
3591 | sched_try_wakeup, NULL, &hooks); | |
3592 | ||
3593 | lttv_trace_find_hook(ts->parent.t, | |
3594 | LTT_CHANNEL_KERNEL, | |
3595 | LTT_EVENT_PROCESS_FORK, | |
3596 | FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, | |
3597 | LTT_FIELD_CHILD_TGID), | |
3598 | process_fork, NULL, &hooks); | |
3599 | ||
3600 | lttv_trace_find_hook(ts->parent.t, | |
3601 | LTT_CHANNEL_KERNEL, | |
3602 | LTT_EVENT_KTHREAD_CREATE, | |
3603 | FIELD_ARRAY(LTT_FIELD_PID), | |
3604 | process_kernel_thread, NULL, &hooks); | |
3605 | ||
3606 | lttv_trace_find_hook(ts->parent.t, | |
3607 | LTT_CHANNEL_KERNEL, | |
3608 | LTT_EVENT_PROCESS_EXIT, | |
3609 | FIELD_ARRAY(LTT_FIELD_PID), | |
3610 | process_exit, NULL, &hooks); | |
3611 | ||
3612 | lttv_trace_find_hook(ts->parent.t, | |
3613 | LTT_CHANNEL_KERNEL, | |
3614 | LTT_EVENT_PROCESS_FREE, | |
3615 | FIELD_ARRAY(LTT_FIELD_PID), | |
3616 | process_free, NULL, &hooks); | |
3617 | ||
3618 | lttv_trace_find_hook(ts->parent.t, | |
3619 | LTT_CHANNEL_FS, | |
3620 | LTT_EVENT_EXEC, | |
3621 | FIELD_ARRAY(LTT_FIELD_FILENAME), | |
3622 | process_exec, NULL, &hooks); | |
3623 | ||
3624 | lttv_trace_find_hook(ts->parent.t, | |
3625 | LTT_CHANNEL_USERSPACE, | |
3626 | LTT_EVENT_THREAD_BRAND, | |
3627 | FIELD_ARRAY(LTT_FIELD_NAME), | |
3628 | thread_brand, NULL, &hooks); | |
3629 | ||
3630 | /* statedump-related hooks */ | |
3631 | lttv_trace_find_hook(ts->parent.t, | |
3632 | LTT_CHANNEL_TASK_STATE, | |
3633 | LTT_EVENT_PROCESS_STATE, | |
3634 | FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME, | |
3635 | LTT_FIELD_TYPE, LTT_FIELD_MODE, LTT_FIELD_SUBMODE, | |
3636 | LTT_FIELD_STATUS, LTT_FIELD_TGID), | |
3637 | enum_process_state, NULL, &hooks); | |
3638 | ||
3639 | lttv_trace_find_hook(ts->parent.t, | |
3640 | LTT_CHANNEL_GLOBAL_STATE, | |
3641 | LTT_EVENT_STATEDUMP_END, | |
3642 | NULL, | |
3643 | statedump_end, NULL, &hooks); | |
3644 | ||
3645 | lttv_trace_find_hook(ts->parent.t, | |
3646 | LTT_CHANNEL_IRQ_STATE, | |
3647 | LTT_EVENT_LIST_INTERRUPT, | |
3648 | FIELD_ARRAY(LTT_FIELD_ACTION, LTT_FIELD_IRQ_ID), | |
3649 | enum_interrupt, NULL, &hooks); | |
3650 | ||
3651 | lttv_trace_find_hook(ts->parent.t, | |
3652 | LTT_CHANNEL_BLOCK, | |
3653 | LTT_EVENT_REQUEST_ISSUE, | |
3654 | FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), | |
3655 | bdev_request_issue, NULL, &hooks); | |
3656 | ||
3657 | lttv_trace_find_hook(ts->parent.t, | |
3658 | LTT_CHANNEL_BLOCK, | |
3659 | LTT_EVENT_REQUEST_COMPLETE, | |
3660 | FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), | |
3661 | bdev_request_complete, NULL, &hooks); | |
3662 | ||
3663 | lttv_trace_find_hook(ts->parent.t, | |
3664 | LTT_CHANNEL_USERSPACE, | |
3665 | LTT_EVENT_FUNCTION_ENTRY, | |
3666 | FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), | |
3667 | function_entry, NULL, &hooks); | |
3668 | ||
3669 | lttv_trace_find_hook(ts->parent.t, | |
3670 | LTT_CHANNEL_USERSPACE, | |
3671 | LTT_EVENT_FUNCTION_EXIT, | |
3672 | FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), | |
3673 | function_exit, NULL, &hooks); | |
3674 | ||
3675 | lttv_trace_find_hook(ts->parent.t, | |
3676 | LTT_CHANNEL_SYSCALL_STATE, | |
3677 | LTT_EVENT_SYS_CALL_TABLE, | |
3678 | FIELD_ARRAY(LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL), | |
3679 | dump_syscall, NULL, &hooks); | |
3680 | ||
3681 | lttv_trace_find_hook(ts->parent.t, | |
3682 | LTT_CHANNEL_KPROBE_STATE, | |
3683 | LTT_EVENT_KPROBE_TABLE, | |
3684 | FIELD_ARRAY(LTT_FIELD_IP, LTT_FIELD_SYMBOL), | |
3685 | dump_kprobe, NULL, &hooks); | |
3686 | ||
3687 | lttv_trace_find_hook(ts->parent.t, | |
3688 | LTT_CHANNEL_SOFTIRQ_STATE, | |
3689 | LTT_EVENT_SOFTIRQ_VEC, | |
3690 | FIELD_ARRAY(LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL), | |
3691 | dump_softirq, NULL, &hooks); | |
3692 | ||
3693 | lttv_trace_find_hook(ts->parent.t, | |
3694 | LTT_CHANNEL_FS, | |
3695 | LTT_EVENT_OPEN, | |
3696 | FIELD_ARRAY(LTT_FIELD_FD, LTT_FIELD_FILENAME), | |
3697 | fs_open, NULL, &hooks); | |
3698 | ||
3699 | /* Add these hooks to each event_by_id hooks list */ | |
3700 | ||
3701 | nb_tracefile = ts->parent.tracefiles->len; | |
3702 | ||
3703 | for(j = 0 ; j < nb_tracefile ; j++) { | |
3704 | tfs = | |
3705 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
3706 | LttvTracefileContext*, j)); | |
3707 | ||
3708 | for(k = 0 ; k < hooks->len ; k++) { | |
3709 | th = &g_array_index(hooks, LttvTraceHook, k); | |
3710 | if (th->mdata == tfs->parent.tf->mdata) | |
3711 | lttv_hooks_add( | |
3712 | lttv_hooks_by_id_find(tfs->parent.event_by_id, th->id), | |
3713 | th->h, | |
3714 | th, | |
3715 | LTTV_PRIO_STATE); | |
3716 | } | |
3717 | } | |
3718 | lttv_attribute_find(ts->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); | |
3719 | *(val.v_pointer) = hooks; | |
3720 | } | |
7a4bdb54 | 3721 | #endif |
dc877563 | 3722 | } |
3723 | ||
58c88a41 | 3724 | gint lttv_state_hook_remove_event_hooks(void *hook_data, void *call_data) |
3725 | { | |
58c88a41 | 3726 | |
58b4e4ae YB |
3727 | LttvTraceset *traceset = (LttvTraceset*)(call_data); |
3728 | ||
3729 | lttv_state_remove_event_hooks(traceset); | |
3730 | ||
90e19f82 | 3731 | return 0; |
58c88a41 | 3732 | } |
58b4e4ae YB |
3733 | |
3734 | void lttv_state_remove_event_hooks(LttvTraceset *traceset) | |
dc877563 | 3735 | { |
dc877563 | 3736 | |
90e19f82 | 3737 | guint i, j, k, nb_trace, nb_tracefile; |
dc877563 | 3738 | |
58b4e4ae | 3739 | //LttvTraceState *ts; |
dc877563 | 3740 | |
58b4e4ae | 3741 | //GArray *hooks; |
dc877563 | 3742 | |
58b4e4ae | 3743 | //LttvTraceHook *th; |
dc877563 | 3744 | |
58b4e4ae | 3745 | //LttvAttributeValue val; |
dc877563 | 3746 | |
58b4e4ae YB |
3747 | LttvHooks*event_hook; |
3748 | //TODO ybrosseau 2012-07-17 validate this. Reversed what's done in the add | |
3749 | event_hook = lttv_traceset_get_hooks(traceset); | |
dc877563 | 3750 | |
58b4e4ae YB |
3751 | g_assert(event_hook); |
3752 | ||
3753 | ||
3754 | lttv_hooks_remove(event_hook,syscall_entry ); | |
3755 | lttv_hooks_remove(event_hook,syscall_exit); | |
3756 | lttv_hooks_remove(event_hook,irq_entry ); | |
3757 | lttv_hooks_remove(event_hook,irq_exit ); | |
3758 | lttv_hooks_remove(event_hook,soft_irq_raise); | |
3759 | lttv_hooks_remove(event_hook,soft_irq_entry); | |
3760 | lttv_hooks_remove(event_hook,soft_irq_exit); | |
3761 | lttv_hooks_remove(event_hook,schedchange); | |
3762 | lttv_hooks_remove(event_hook,sched_try_wakeup); | |
3763 | lttv_hooks_remove(event_hook,process_exit); | |
3764 | lttv_hooks_remove(event_hook,process_free); | |
3765 | lttv_hooks_remove(event_hook,process_exec); | |
3766 | lttv_hooks_remove(event_hook,enum_process_state); | |
3767 | lttv_hooks_remove(event_hook,statedump_end); | |
3768 | lttv_hooks_remove(event_hook,enum_interrupt); | |
3769 | #ifdef BABEL_CLEANUP | |
90e19f82 AM |
3770 | nb_trace = lttv_traceset_number(traceset); |
3771 | for(i = 0 ; i < nb_trace ; i++) { | |
58b4e4ae | 3772 | ts = lttv_traceset_get(i); |
7df20ca4 | 3773 | |
90e19f82 AM |
3774 | lttv_attribute_find(ts->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
3775 | hooks = *(val.v_pointer); | |
dc877563 | 3776 | |
90e19f82 | 3777 | /* Remove these hooks from each event_by_id hooks list */ |
dc877563 | 3778 | |
90e19f82 | 3779 | nb_tracefile = ts->parent.tracefiles->len; |
dbb7bb09 | 3780 | |
90e19f82 AM |
3781 | for(j = 0 ; j < nb_tracefile ; j++) { |
3782 | tfs = | |
3783 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
3784 | LttvTracefileContext*, j)); | |
dc877563 | 3785 | |
90e19f82 AM |
3786 | for(k = 0 ; k < hooks->len ; k++) { |
3787 | th = &g_array_index(hooks, LttvTraceHook, k); | |
3788 | if (th->mdata == tfs->parent.tf->mdata) | |
3789 | lttv_hooks_remove_data( | |
3790 | lttv_hooks_by_id_find(tfs->parent.event_by_id, th->id), | |
3791 | th->h, | |
3792 | th); | |
3793 | } | |
3794 | } | |
3795 | lttv_trace_hook_remove_all(&hooks); | |
3796 | g_array_free(hooks, TRUE); | |
3797 | } | |
7a4bdb54 | 3798 | #endif |
58b4e4ae YB |
3799 | } |
3800 | ||
3801 | ||
eed2ef37 | 3802 | static gboolean state_save_event_hook(void *hook_data, void *call_data) |
3803 | { | |
90e19f82 AM |
3804 | guint *event_count = (guint*)hook_data; |
3805 | ||
3806 | /* Only save at LTTV_STATE_SAVE_INTERVAL */ | |
3807 | if(likely((*event_count)++ < LTTV_STATE_SAVE_INTERVAL)) | |
3808 | return FALSE; | |
3809 | else | |
3810 | *event_count = 0; | |
eed2ef37 | 3811 | |
58b4e4ae | 3812 | LttvEvent *event = (LttvEvent *)call_data; |
eed2ef37 | 3813 | |
58b4e4ae | 3814 | LttvTraceset *traceset = lttv_trace_get_traceset(event->state->trace); |
eed2ef37 | 3815 | |
90e19f82 | 3816 | LttvAttribute *saved_states_tree, *saved_state_tree; |
eed2ef37 | 3817 | |
90e19f82 | 3818 | LttvAttributeValue value; |
58b4e4ae YB |
3819 | LttTime currentTime; |
3820 | guint i; | |
3821 | currentTime = lttv_event_get_timestamp(event); | |
3822 | int nb_trace = lttv_traceset_number(traceset); | |
3823 | for(i = 0 ; i < nb_trace ; i++) { | |
eed2ef37 | 3824 | |
58b4e4ae YB |
3825 | LttvTrace *trace = lttv_traceset_get(traceset, i); |
3826 | LttvTraceState *tstate = trace->state; | |
3827 | saved_states_tree = lttv_attribute_find_subdir(trace->a, | |
3828 | LTTV_STATE_SAVED_STATES); | |
3829 | ||
3830 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
3831 | value = lttv_attribute_add(saved_states_tree, | |
3832 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); | |
3833 | *(value.v_gobject) = (GObject *)saved_state_tree; | |
eed2ef37 | 3834 | |
eed2ef37 | 3835 | |
58b4e4ae YB |
3836 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); |
3837 | *(value.v_time) = currentTime; | |
3838 | ||
3839 | lttv_state_save(tstate, saved_state_tree); | |
3840 | g_debug("Saving state at time %lu.%lu", currentTime.tv_sec, | |
3841 | currentTime.tv_nsec); | |
3842 | ||
3843 | *(tstate->max_time_state_recomputed_in_seek) = currentTime; | |
3844 | } | |
90e19f82 | 3845 | return FALSE; |
eed2ef37 | 3846 | } |
3847 | ||
14aecf75 | 3848 | static gboolean state_save_after_trace_hook(void *hook_data, void *call_data) |
3849 | { | |
58b4e4ae YB |
3850 | #warning "Would we move max_time to traceset" |
3851 | LttvTrace *trace = (LttvTrace *)(call_data); | |
3852 | LttvTraceState *tcs = trace->state; | |
3853 | TimeInterval time_span = lttv_traceset_get_time_span_real(lttv_trace_get_traceset(trace)); | |
14aecf75 | 3854 | |
58b4e4ae | 3855 | *(tcs->max_time_state_recomputed_in_seek) = time_span.end_time; |
90e19f82 AM |
3856 | |
3857 | return FALSE; | |
14aecf75 | 3858 | } |
58b4e4ae | 3859 | #ifdef BABEL_CLEANUP |
ae3d0f50 | 3860 | guint lttv_state_current_cpu(LttvTracefileState *tfs) |
3861 | { | |
90e19f82 | 3862 | return tfs->cpu; |
ae3d0f50 | 3863 | } |
3864 | ||
7a4bdb54 | 3865 | #endif //BABEL_CLEANUP |
ae3d0f50 | 3866 | |
eed2ef37 | 3867 | #if 0 |
08b1c66e | 3868 | static gboolean block_start(void *hook_data, void *call_data) |
308711e5 | 3869 | { |
90e19f82 | 3870 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
308711e5 | 3871 | |
90e19f82 | 3872 | LttvTracefileState *tfcs; |
dbb7bb09 | 3873 | |
90e19f82 | 3874 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
308711e5 | 3875 | |
90e19f82 | 3876 | LttEventPosition *ep; |
308711e5 | 3877 | |
90e19f82 | 3878 | guint i, nb_block, nb_event, nb_tracefile; |
308711e5 | 3879 | |
90e19f82 | 3880 | LttTracefile *tf; |
308711e5 | 3881 | |
90e19f82 | 3882 | LttvAttribute *saved_states_tree, *saved_state_tree; |
308711e5 | 3883 | |
90e19f82 | 3884 | LttvAttributeValue value; |
eed2ef37 | 3885 | |
90e19f82 | 3886 | ep = ltt_event_position_new(); |
dbb7bb09 | 3887 | |
90e19f82 | 3888 | nb_tracefile = tcs->parent.tracefiles->len; |
dbb7bb09 | 3889 | |
90e19f82 AM |
3890 | /* Count the number of events added since the last block end in any |
3891 | tracefile. */ | |
308711e5 | 3892 | |
90e19f82 AM |
3893 | for(i = 0 ; i < nb_tracefile ; i++) { |
3894 | tfcs = | |
3895 | LTTV_TRACEFILE_STATE(&g_array_index(tcs->parent.tracefiles, | |
3896 | LttvTracefileContext, i)); | |
3897 | ltt_event_position(tfcs->parent.e, ep); | |
3898 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); | |
3899 | tcs->nb_event += nb_event - tfcs->saved_position; | |
3900 | tfcs->saved_position = nb_event; | |
3901 | } | |
3902 | g_free(ep); | |
3903 | ||
3904 | if(tcs->nb_event >= tcs->save_interval) { | |
3905 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, | |
3906 | LTTV_STATE_SAVED_STATES); | |
3907 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
3908 | value = lttv_attribute_add(saved_states_tree, | |
3909 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); | |
3910 | *(value.v_gobject) = (GObject *)saved_state_tree; | |
3911 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); | |
3912 | *(value.v_time) = self->parent.timestamp; | |
3913 | lttv_state_save(tcs, saved_state_tree); | |
3914 | tcs->nb_event = 0; | |
3915 | g_debug("Saving state at time %lu.%lu", self->parent.timestamp.tv_sec, | |
3916 | self->parent.timestamp.tv_nsec); | |
3917 | } | |
3918 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; | |
3919 | return FALSE; | |
308711e5 | 3920 | } |
eed2ef37 | 3921 | #endif //0 |
308711e5 | 3922 | |
eed2ef37 | 3923 | #if 0 |
08b1c66e | 3924 | static gboolean block_end(void *hook_data, void *call_data) |
3925 | { | |
90e19f82 | 3926 | LttvTracefileState *self = (LttvTracefileState *)call_data; |
08b1c66e | 3927 | |
90e19f82 | 3928 | LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context); |
08b1c66e | 3929 | |
90e19f82 | 3930 | LttTracefile *tf; |
08b1c66e | 3931 | |
90e19f82 | 3932 | LttEventPosition *ep; |
08b1c66e | 3933 | |
90e19f82 | 3934 | guint nb_block, nb_event; |
08b1c66e | 3935 | |
90e19f82 AM |
3936 | ep = ltt_event_position_new(); |
3937 | ltt_event_position(self->parent.e, ep); | |
3938 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); | |
3939 | tcs->nb_event += nb_event - self->saved_position + 1; | |
3940 | self->saved_position = 0; | |
3941 | *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; | |
3942 | g_free(ep); | |
00e74b69 | 3943 | |
90e19f82 | 3944 | return FALSE; |
08b1c66e | 3945 | } |
eed2ef37 | 3946 | #endif //0 |
3947 | #if 0 | |
308711e5 | 3948 | void lttv_state_save_add_event_hooks(LttvTracesetState *self) |
3949 | { | |
90e19f82 | 3950 | LttvTraceset *traceset = self->parent.ts; |
308711e5 | 3951 | |
90e19f82 | 3952 | guint i, j, nb_trace, nb_tracefile; |
308711e5 | 3953 | |
90e19f82 | 3954 | LttvTraceState *ts; |
308711e5 | 3955 | |
90e19f82 | 3956 | LttvTracefileState *tfs; |
308711e5 | 3957 | |
90e19f82 | 3958 | LttvTraceHook hook_start, hook_end; |
308711e5 | 3959 | |
90e19f82 AM |
3960 | nb_trace = lttv_traceset_number(traceset); |
3961 | for(i = 0 ; i < nb_trace ; i++) { | |
3962 | ts = (LttvTraceState *)self->parent.traces[i]; | |
eed2ef37 | 3963 | |
90e19f82 AM |
3964 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
3965 | NULL, NULL, block_start, &hook_start); | |
3966 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, | |
3967 | NULL, NULL, block_end, &hook_end); | |
308711e5 | 3968 | |
90e19f82 | 3969 | nb_tracefile = ts->parent.tracefiles->len; |
308711e5 | 3970 | |
90e19f82 AM |
3971 | for(j = 0 ; j < nb_tracefile ; j++) { |
3972 | tfs = | |
3973 | LTTV_TRACEFILE_STATE(&g_array_index(ts->parent.tracefiles, | |
3974 | LttvTracefileContext, j)); | |
3975 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, | |
3976 | hook_start.id), hook_start.h, NULL, LTTV_PRIO_STATE); | |
3977 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, | |
3978 | hook_end.id), hook_end.h, NULL, LTTV_PRIO_STATE); | |
3979 | } | |
3980 | } | |
eed2ef37 | 3981 | } |
3982 | #endif //0 | |
58b4e4ae YB |
3983 | |
3984 | void lttv_state_save_add_event_hooks(LttvTraceset *traceset) | |
eed2ef37 | 3985 | { |
eed2ef37 | 3986 | |
90e19f82 | 3987 | guint i, j, nb_trace, nb_tracefile; |
eed2ef37 | 3988 | |
90e19f82 | 3989 | LttvTraceState *ts; |
eed2ef37 | 3990 | |
90e19f82 | 3991 | LttvTracefileState *tfs; |
eed2ef37 | 3992 | |
58b4e4ae YB |
3993 | |
3994 | if(!traceset->has_precomputed_states) { | |
3995 | guint *event_count = g_new(guint, 1); | |
3996 | ||
3997 | *event_count = 0; | |
3998 | lttv_hooks_add(traceset->event_hooks, | |
3999 | state_save_event_hook, | |
4000 | event_count, | |
4001 | LTTV_PRIO_STATE); | |
4002 | ||
4003 | #ifdef BABEL_CLEANUP | |
90e19f82 AM |
4004 | nb_trace = lttv_traceset_number(traceset); |
4005 | for(i = 0 ; i < nb_trace ; i++) { | |
eed2ef37 | 4006 | |
90e19f82 AM |
4007 | ts = (LttvTraceState *)self->parent.traces[i]; |
4008 | nb_tracefile = ts->parent.tracefiles->len; | |
eed2ef37 | 4009 | |
90e19f82 | 4010 | if(ts->has_precomputed_states) continue; |
ce05e187 | 4011 | |
90e19f82 AM |
4012 | guint *event_count = g_new(guint, 1); |
4013 | *event_count = 0; | |
3054461a | 4014 | |
90e19f82 AM |
4015 | for(j = 0 ; j < nb_tracefile ; j++) { |
4016 | tfs = | |
4017 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
4018 | LttvTracefileContext*, j)); | |
4019 | lttv_hooks_add(tfs->parent.event, | |
4020 | state_save_event_hook, | |
4021 | event_count, | |
4022 | LTTV_PRIO_STATE); | |
4023 | ||
4024 | } | |
4025 | } | |
58b4e4ae YB |
4026 | #endif |
4027 | lttv_process_traceset_begin(traceset, | |
4028 | NULL, NULL, NULL, NULL, NULL); | |
4029 | } | |
eed2ef37 | 4030 | |
308711e5 | 4031 | } |
4032 | ||
b56b5fec | 4033 | gint lttv_state_save_hook_add_event_hooks(void *hook_data, void *call_data) |
4034 | { | |
58b4e4ae | 4035 | LttvTraceset *ts = (LttvTraceset*)(call_data); |
b56b5fec | 4036 | |
58b4e4ae | 4037 | lttv_state_save_add_event_hooks(ts); |
b56b5fec | 4038 | |
90e19f82 | 4039 | return 0; |
b56b5fec | 4040 | } |
58b4e4ae | 4041 | |
308711e5 | 4042 | |
eed2ef37 | 4043 | #if 0 |
308711e5 | 4044 | void lttv_state_save_remove_event_hooks(LttvTracesetState *self) |
4045 | { | |
90e19f82 | 4046 | LttvTraceset *traceset = self->parent.ts; |
308711e5 | 4047 | |
90e19f82 | 4048 | guint i, j, nb_trace, nb_tracefile; |
308711e5 | 4049 | |
90e19f82 | 4050 | LttvTraceState *ts; |
308711e5 | 4051 | |
90e19f82 | 4052 | LttvTracefileState *tfs; |
308711e5 | 4053 | |
90e19f82 | 4054 | LttvTraceHook hook_start, hook_end; |
308711e5 | 4055 | |
90e19f82 AM |
4056 | nb_trace = lttv_traceset_number(traceset); |
4057 | for(i = 0 ; i < nb_trace ; i++) { | |
4058 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); | |
eed2ef37 | 4059 | |
90e19f82 AM |
4060 | lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, |
4061 | NULL, NULL, block_start, &hook_start); | |
08b1c66e | 4062 | |
90e19f82 AM |
4063 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
4064 | NULL, NULL, block_end, &hook_end); | |
308711e5 | 4065 | |
90e19f82 | 4066 | nb_tracefile = ts->parent.tracefiles->len; |
308711e5 | 4067 | |
90e19f82 AM |
4068 | for(j = 0 ; j < nb_tracefile ; j++) { |
4069 | tfs = | |
4070 | LTTV_TRACEFILE_STATE(&g_array_index(ts->parent.tracefiles, | |
4071 | LttvTracefileContext, j)); | |
4072 | lttv_hooks_remove_data(lttv_hooks_by_id_find( | |
4073 | tfs->parent.event_by_id, hook_start.id), hook_start.h, NULL); | |
4074 | lttv_hooks_remove_data(lttv_hooks_by_id_find( | |
4075 | tfs->parent.event_by_id, hook_end.id), hook_end.h, NULL); | |
4076 | } | |
4077 | } | |
308711e5 | 4078 | } |
eed2ef37 | 4079 | #endif //0 |
58b4e4ae YB |
4080 | |
4081 | void lttv_state_save_remove_event_hooks(LttvTraceset *traceset) | |
eed2ef37 | 4082 | { |
eed2ef37 | 4083 | |
90e19f82 | 4084 | guint i, j, nb_trace, nb_tracefile; |
eed2ef37 | 4085 | |
90e19f82 | 4086 | LttvTraceState *ts; |
eed2ef37 | 4087 | |
90e19f82 | 4088 | LttvTracefileState *tfs; |
eed2ef37 | 4089 | |
90e19f82 | 4090 | LttvHooks *after_trace = lttv_hooks_new(); |
58b4e4ae | 4091 | guint *event_count = NULL; |
14aecf75 | 4092 | |
90e19f82 AM |
4093 | lttv_hooks_add(after_trace, |
4094 | state_save_after_trace_hook, | |
4095 | NULL, | |
4096 | LTTV_PRIO_STATE); | |
4097 | ||
4098 | ||
58b4e4ae YB |
4099 | lttv_process_traceset_end(traceset, |
4100 | NULL, after_trace, NULL, NULL); | |
eed2ef37 | 4101 | |
90e19f82 AM |
4102 | lttv_hooks_destroy(after_trace); |
4103 | ||
58b4e4ae YB |
4104 | //nb_trace = lttv_traceset_number(traceset); |
4105 | ||
4106 | event_count = lttv_hooks_remove(traceset->event_hooks, | |
4107 | state_save_event_hook); | |
4108 | ||
4109 | if(event_count) g_free(event_count); | |
4110 | ||
4111 | #ifdef BABEL_CLEANUP | |
90e19f82 | 4112 | for(i = 0 ; i < nb_trace ; i++) { |
eed2ef37 | 4113 | |
90e19f82 AM |
4114 | ts = (LttvTraceState *)self->parent.traces[i]; |
4115 | nb_tracefile = ts->parent.tracefiles->len; | |
eed2ef37 | 4116 | |
90e19f82 | 4117 | if(ts->has_precomputed_states) continue; |
ce05e187 | 4118 | |
90e19f82 | 4119 | guint *event_count = NULL; |
eed2ef37 | 4120 | |
90e19f82 AM |
4121 | for(j = 0 ; j < nb_tracefile ; j++) { |
4122 | tfs = | |
4123 | LTTV_TRACEFILE_STATE(g_array_index(ts->parent.tracefiles, | |
4124 | LttvTracefileContext*, j)); | |
4125 | event_count = lttv_hooks_remove(tfs->parent.event, | |
4126 | state_save_event_hook); | |
4127 | } | |
4128 | if(event_count) g_free(event_count); | |
4129 | } | |
58b4e4ae | 4130 | #endif |
eed2ef37 | 4131 | } |
308711e5 | 4132 | |
b56b5fec | 4133 | gint lttv_state_save_hook_remove_event_hooks(void *hook_data, void *call_data) |
4134 | { | |
58b4e4ae | 4135 | LttvTraceset *ts = (LttvTraceset*)(call_data); |
b56b5fec | 4136 | |
58b4e4ae | 4137 | lttv_state_save_remove_event_hooks(ts); |
b56b5fec | 4138 | |
90e19f82 | 4139 | return 0; |
b56b5fec | 4140 | } |
308711e5 | 4141 | |
58b4e4ae YB |
4142 | |
4143 | void lttv_state_traceset_seek_time(LttvTraceset *traceset, LttTime t) | |
308711e5 | 4144 | { |
58b4e4ae YB |
4145 | lttv_state_traceset_seek_time_closest(traceset, |
4146 | t); | |
4147 | lttv_process_traceset_middle(traceset, t, G_MAXUINT, | |
4148 | NULL); | |
4149 | } | |
90e19f82 | 4150 | |
58b4e4ae YB |
4151 | void lttv_state_traceset_seek_position(LttvTraceset *traceset, LttvTracesetPosition *position) |
4152 | { | |
4153 | LttTime t = lttv_traceset_position_get_time(position); | |
4154 | ||
4155 | lttv_state_traceset_seek_time_closest(traceset, | |
4156 | t); | |
4157 | lttv_process_traceset_middle(traceset, | |
4158 | ltt_time_infinite, | |
4159 | G_MAXUINT, | |
4160 | position); | |
4161 | } | |
4162 | ||
4163 | void lttv_state_traceset_seek_time_closest(LttvTraceset *traceset, LttTime t) | |
4164 | { | |
90e19f82 | 4165 | guint i, nb_trace; |
308711e5 | 4166 | |
90e19f82 | 4167 | int min_pos, mid_pos, max_pos; |
308711e5 | 4168 | |
90e19f82 | 4169 | guint call_rest = 0; |
58b4e4ae YB |
4170 | guint resto_start = 0; |
4171 | guint resto_at = 0; | |
728d0c3e | 4172 | |
90e19f82 | 4173 | LttvAttributeValue value; |
308711e5 | 4174 | |
90e19f82 | 4175 | LttvAttributeType type; |
308711e5 | 4176 | |
90e19f82 | 4177 | LttvAttributeName name; |
308711e5 | 4178 | |
90e19f82 | 4179 | gboolean is_named; |
308711e5 | 4180 | |
90e19f82 | 4181 | LttvAttribute *saved_states_tree, *saved_state_tree, *closest_tree = NULL; |
58b4e4ae YB |
4182 | |
4183 | LttTime closest_tree_time, restored_time; | |
aedb80c1 | 4184 | guint first_restored_time = 1; |
c0cb4d12 | 4185 | |
90e19f82 AM |
4186 | //g_tree_destroy(self->parent.pqueue); |
4187 | //self->parent.pqueue = g_tree_new(compare_tracefile); | |
308711e5 | 4188 | |
aedb80c1 | 4189 | g_debug("Entering seek_time_closest for time %lu.%lu", t.tv_sec, t.tv_nsec); |
308711e5 | 4190 | |
90e19f82 AM |
4191 | nb_trace = lttv_traceset_number(traceset); |
4192 | for(i = 0 ; i < nb_trace ; i++) { | |
2a2fa4f0 | 4193 | |
58b4e4ae YB |
4194 | LttvTrace *trace = lttv_traceset_get(traceset, i); |
4195 | LttvTraceState *tstate = trace->state; | |
4196 | ||
4197 | if(ltt_time_compare(t, *(tstate->max_time_state_recomputed_in_seek)) < 0) { | |
4198 | saved_states_tree = lttv_attribute_find_subdir(trace->a, | |
90e19f82 AM |
4199 | LTTV_STATE_SAVED_STATES); |
4200 | min_pos = -1; | |
dd025f91 | 4201 | |
90e19f82 AM |
4202 | if(saved_states_tree) { |
4203 | max_pos = lttv_attribute_get_number(saved_states_tree) - 1; | |
4204 | mid_pos = max_pos / 2; | |
4205 | while(min_pos < max_pos) { | |
4206 | type = lttv_attribute_get(saved_states_tree, mid_pos, | |
4207 | &name, &value, &is_named); | |
4208 | g_assert(type == LTTV_GOBJECT); | |
4209 | saved_state_tree = *((LttvAttribute **)(value.v_gobject)); | |
4210 | type = lttv_attribute_get_by_name(saved_state_tree, | |
4211 | LTTV_STATE_TIME, &value); | |
4212 | g_assert(type == LTTV_TIME); | |
4213 | if(ltt_time_compare(*(value.v_time), t) < 0) { | |
4214 | min_pos = mid_pos; | |
4215 | closest_tree = saved_state_tree; | |
58b4e4ae | 4216 | closest_tree_time = *(value.v_time); |
90e19f82 AM |
4217 | } |
4218 | else max_pos = mid_pos - 1; | |
dd025f91 | 4219 | |
90e19f82 AM |
4220 | mid_pos = (min_pos + max_pos + 1) / 2; |
4221 | } | |
4222 | } | |
dd025f91 | 4223 | |
90e19f82 AM |
4224 | /* restore the closest earlier saved state */ |
4225 | if(min_pos != -1) { | |
aedb80c1 YB |
4226 | if(first_restored_time || (ltt_time_compare(restored_time, closest_tree_time) == 0)) { |
4227 | first_restored_time = 0; | |
58b4e4ae YB |
4228 | lttv_state_restore(tstate, closest_tree); |
4229 | ||
4230 | restored_time = closest_tree_time; | |
4231 | call_rest = 1; | |
4232 | } else { | |
4233 | g_debug("State: restored time mismatch between traces"); | |
4234 | resto_start = 1; | |
4235 | break; | |
4236 | } | |
4237 | ||
90e19f82 AM |
4238 | } |
4239 | ||
4240 | /* There is no saved state, yet we want to have it. Restart at T0 */ | |
4241 | else { | |
58b4e4ae YB |
4242 | resto_start = 1; |
4243 | break; | |
90e19f82 AM |
4244 | } |
4245 | } | |
4246 | /* We want to seek quickly without restoring/updating the state */ | |
4247 | else { | |
58b4e4ae YB |
4248 | resto_at = 1; |
4249 | break; | |
90e19f82 AM |
4250 | } |
4251 | } | |
58b4e4ae YB |
4252 | |
4253 | if(resto_start || resto_at) { | |
4254 | // Restore init state and seek so | |
4255 | for(i = 0 ; i < nb_trace ; i++) { | |
4256 | ||
4257 | LttvTrace *trace = lttv_traceset_get(traceset, i); | |
4258 | LttvTraceState *tstate = trace->state; | |
4259 | ||
4260 | restore_init_state(tstate); | |
4261 | } | |
4262 | ||
4263 | // If t > max saved state | |
4264 | if(resto_at) { | |
4265 | lttv_process_traceset_seek_time(traceset, t); | |
4266 | } else if (resto_start) { | |
4267 | // If no saved state | |
4268 | lttv_process_traceset_seek_time(traceset, ltt_time_zero); | |
4269 | } else { | |
4270 | g_assert(FALSE); | |
4271 | } | |
4272 | g_info("NOT Calling restore"); | |
4273 | ||
4274 | } else { | |
4275 | // Seek at checkpoint | |
4276 | lttv_process_traceset_seek_time(traceset, restored_time); | |
4277 | ||
4278 | ||
4279 | } | |
4280 | ||
4281 | ||
308711e5 | 4282 | } |
58b4e4ae | 4283 | |
7a4bdb54 | 4284 | #ifdef BABEL_CLEANUP |
90e19f82 | 4285 | static void traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
308711e5 | 4286 | { |
4287 | } | |
4288 | ||
4289 | ||
90e19f82 | 4290 | static void traceset_state_finalize (LttvTracesetState *self) |
308711e5 | 4291 | { |
90e19f82 AM |
4292 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
4293 | finalize(G_OBJECT(self)); | |
308711e5 | 4294 | } |
4295 | ||
4296 | ||
90e19f82 | 4297 | static void traceset_state_class_init (LttvTracesetContextClass *klass) |
308711e5 | 4298 | { |
90e19f82 | 4299 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
308711e5 | 4300 | |
90e19f82 AM |
4301 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
4302 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; | |
4303 | klass->fini = (void (*)(LttvTracesetContext *self))fini; | |
4304 | klass->new_traceset_context = new_traceset_context; | |
4305 | klass->new_trace_context = new_trace_context; | |
4306 | klass->new_tracefile_context = new_tracefile_context; | |
308711e5 | 4307 | } |
4308 | ||
4309 | ||
90e19f82 | 4310 | GType lttv_traceset_state_get_type(void) |
308711e5 | 4311 | { |
90e19f82 AM |
4312 | static GType type = 0; |
4313 | if (type == 0) { | |
4314 | static const GTypeInfo info = { | |
4315 | sizeof (LttvTracesetStateClass), | |
4316 | NULL, /* base_init */ | |
4317 | NULL, /* base_finalize */ | |
4318 | (GClassInitFunc) traceset_state_class_init, /* class_init */ | |
4319 | NULL, /* class_finalize */ | |
4320 | NULL, /* class_data */ | |
4321 | sizeof (LttvTracesetState), | |
4322 | 0, /* n_preallocs */ | |
4323 | (GInstanceInitFunc) traceset_state_instance_init, /* instance_init */ | |
4324 | NULL /* value handling */ | |
4325 | }; | |
308711e5 | 4326 | |
90e19f82 AM |
4327 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
4328 | &info, 0); | |
4329 | } | |
4330 | return type; | |
308711e5 | 4331 | } |
4332 | ||
7a4bdb54 YB |
4333 | #endif |
4334 | #if BABEL_CLEANUP | |
90e19f82 | 4335 | static void trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
308711e5 | 4336 | { |
4337 | } | |
4338 | ||
4339 | ||
90e19f82 | 4340 | static void trace_state_finalize (LttvTraceState *self) |
308711e5 | 4341 | { |
90e19f82 AM |
4342 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_CONTEXT_TYPE))-> |
4343 | finalize(G_OBJECT(self)); | |
308711e5 | 4344 | } |
4345 | ||
4346 | ||
90e19f82 | 4347 | static void trace_state_class_init (LttvTraceStateClass *klass) |
308711e5 | 4348 | { |
90e19f82 | 4349 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
308711e5 | 4350 | |
90e19f82 AM |
4351 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
4352 | klass->state_save = state_save; | |
4353 | klass->state_restore = state_restore; | |
4354 | klass->state_saved_free = state_saved_free; | |
308711e5 | 4355 | } |
4356 | ||
4357 | ||
90e19f82 | 4358 | GType lttv_trace_state_get_type(void) |
308711e5 | 4359 | { |
90e19f82 AM |
4360 | static GType type = 0; |
4361 | if (type == 0) { | |
4362 | static const GTypeInfo info = { | |
4363 | sizeof (LttvTraceStateClass), | |
4364 | NULL, /* base_init */ | |
4365 | NULL, /* base_finalize */ | |
4366 | (GClassInitFunc) trace_state_class_init, /* class_init */ | |
4367 | NULL, /* class_finalize */ | |
4368 | NULL, /* class_data */ | |
4369 | sizeof (LttvTraceState), | |
4370 | 0, /* n_preallocs */ | |
4371 | (GInstanceInitFunc) trace_state_instance_init, /* instance_init */ | |
4372 | NULL /* value handling */ | |
4373 | }; | |
308711e5 | 4374 | |
90e19f82 AM |
4375 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
4376 | "LttvTraceStateType", &info, 0); | |
4377 | } | |
4378 | return type; | |
308711e5 | 4379 | } |
4380 | ||
4381 | ||
90e19f82 AM |
4382 | static void tracefile_state_instance_init (GTypeInstance *instance, |
4383 | gpointer g_class) | |
308711e5 | 4384 | { |
4385 | } | |
4386 | ||
4387 | ||
90e19f82 | 4388 | static void tracefile_state_finalize (LttvTracefileState *self) |
308711e5 | 4389 | { |
90e19f82 AM |
4390 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_CONTEXT_TYPE))-> |
4391 | finalize(G_OBJECT(self)); | |
308711e5 | 4392 | } |
4393 | ||
4394 | ||
90e19f82 | 4395 | static void tracefile_state_class_init (LttvTracefileStateClass *klass) |
308711e5 | 4396 | { |
90e19f82 | 4397 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
308711e5 | 4398 | |
90e19f82 | 4399 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
308711e5 | 4400 | } |
4401 | ||
4402 | ||
90e19f82 | 4403 | GType lttv_tracefile_state_get_type(void) |
308711e5 | 4404 | { |
90e19f82 AM |
4405 | static GType type = 0; |
4406 | if (type == 0) { | |
4407 | static const GTypeInfo info = { | |
4408 | sizeof (LttvTracefileStateClass), | |
4409 | NULL, /* base_init */ | |
4410 | NULL, /* base_finalize */ | |
4411 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ | |
4412 | NULL, /* class_finalize */ | |
4413 | NULL, /* class_data */ | |
4414 | sizeof (LttvTracefileState), | |
4415 | 0, /* n_preallocs */ | |
4416 | (GInstanceInitFunc) tracefile_state_instance_init, /* instance_init */ | |
4417 | NULL /* value handling */ | |
4418 | }; | |
308711e5 | 4419 | |
90e19f82 AM |
4420 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
4421 | "LttvTracefileStateType", &info, 0); | |
4422 | } | |
4423 | return type; | |
308711e5 | 4424 | } |
4425 | ||
7a4bdb54 YB |
4426 | #endif |
4427 | static void module_init(void) | |
ffd54a90 | 4428 | { |
90e19f82 AM |
4429 | LTTV_STATE_UNNAMED = g_quark_from_string(""); |
4430 | LTTV_STATE_UNBRANDED = g_quark_from_string(""); | |
4431 | LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("MODE_UNKNOWN"); | |
4432 | LTTV_STATE_USER_MODE = g_quark_from_string("USER_MODE"); | |
f044974e | 4433 | LTTV_STATE_MAYBE_USER_MODE = g_quark_from_string("MAYBE_USER_MODE"); |
90e19f82 | 4434 | LTTV_STATE_SYSCALL = g_quark_from_string("SYSCALL"); |
f044974e | 4435 | LTTV_STATE_MAYBE_SYSCALL = g_quark_from_string("MAYBE_SYSCALL"); |
90e19f82 | 4436 | LTTV_STATE_TRAP = g_quark_from_string("TRAP"); |
f044974e | 4437 | LTTV_STATE_MAYBE_TRAP = g_quark_from_string("MAYBE_TRAP"); |
90e19f82 AM |
4438 | LTTV_STATE_IRQ = g_quark_from_string("IRQ"); |
4439 | LTTV_STATE_SOFT_IRQ = g_quark_from_string("SOFTIRQ"); | |
4440 | LTTV_STATE_SUBMODE_UNKNOWN = g_quark_from_string("UNKNOWN"); | |
4441 | LTTV_STATE_SUBMODE_NONE = g_quark_from_string("NONE"); | |
4442 | LTTV_STATE_WAIT_FORK = g_quark_from_string("WAIT_FORK"); | |
4443 | LTTV_STATE_WAIT_CPU = g_quark_from_string("WAIT_CPU"); | |
4444 | LTTV_STATE_EXIT = g_quark_from_string("EXIT"); | |
4445 | LTTV_STATE_ZOMBIE = g_quark_from_string("ZOMBIE"); | |
4446 | LTTV_STATE_WAIT = g_quark_from_string("WAIT"); | |
4447 | LTTV_STATE_RUN = g_quark_from_string("RUN"); | |
4448 | LTTV_STATE_DEAD = g_quark_from_string("DEAD"); | |
4449 | LTTV_STATE_USER_THREAD = g_quark_from_string("USER_THREAD"); | |
4450 | LTTV_STATE_KERNEL_THREAD = g_quark_from_string("KERNEL_THREAD"); | |
4451 | LTTV_STATE_TRACEFILES = g_quark_from_string("tracefiles"); | |
4452 | LTTV_STATE_PROCESSES = g_quark_from_string("processes"); | |
4453 | LTTV_STATE_PROCESS = g_quark_from_string("process"); | |
4454 | LTTV_STATE_RUNNING_PROCESS = g_quark_from_string("running_process"); | |
7a4bdb54 | 4455 | LTTV_STATE_POSITION = g_quark_from_string("position"); |
90e19f82 AM |
4456 | LTTV_STATE_SAVED_STATES = g_quark_from_string("saved states"); |
4457 | LTTV_STATE_SAVED_STATES_TIME = g_quark_from_string("saved states time"); | |
4458 | LTTV_STATE_TIME = g_quark_from_string("time"); | |
4459 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); | |
4460 | LTTV_STATE_NAME_TABLES = g_quark_from_string("name tables"); | |
4461 | LTTV_STATE_TRACE_STATE_USE_COUNT = | |
4462 | g_quark_from_string("trace_state_use_count"); | |
4463 | LTTV_STATE_RESOURCE_CPUS = g_quark_from_string("cpu resource states"); | |
4464 | LTTV_STATE_RESOURCE_CPUS = g_quark_from_string("cpu count"); | |
4465 | LTTV_STATE_RESOURCE_IRQS = g_quark_from_string("irq resource states"); | |
4466 | LTTV_STATE_RESOURCE_SOFT_IRQS = g_quark_from_string("soft irq resource states"); | |
4467 | LTTV_STATE_RESOURCE_TRAPS = g_quark_from_string("trap resource states"); | |
4468 | LTTV_STATE_RESOURCE_BLKDEVS = g_quark_from_string("blkdevs resource states"); | |
4469 | ||
4470 | LTT_CHANNEL_FD_STATE = g_quark_from_string("fd_state"); | |
4471 | LTT_CHANNEL_GLOBAL_STATE = g_quark_from_string("global_state"); | |
4472 | LTT_CHANNEL_IRQ_STATE = g_quark_from_string("irq_state"); | |
4473 | LTT_CHANNEL_MODULE_STATE = g_quark_from_string("module_state"); | |
4474 | LTT_CHANNEL_NETIF_STATE = g_quark_from_string("netif_state"); | |
4475 | LTT_CHANNEL_SOFTIRQ_STATE = g_quark_from_string("softirq_state"); | |
4476 | LTT_CHANNEL_SWAP_STATE = g_quark_from_string("swap_state"); | |
4477 | LTT_CHANNEL_SYSCALL_STATE = g_quark_from_string("syscall_state"); | |
4478 | LTT_CHANNEL_TASK_STATE = g_quark_from_string("task_state"); | |
4479 | LTT_CHANNEL_VM_STATE = g_quark_from_string("vm_state"); | |
4480 | LTT_CHANNEL_KPROBE_STATE = g_quark_from_string("kprobe_state"); | |
4481 | LTT_CHANNEL_FS = g_quark_from_string("fs"); | |
4482 | LTT_CHANNEL_KERNEL = g_quark_from_string("kernel"); | |
4483 | LTT_CHANNEL_MM = g_quark_from_string("mm"); | |
4484 | LTT_CHANNEL_USERSPACE = g_quark_from_string("userspace"); | |
4485 | LTT_CHANNEL_BLOCK = g_quark_from_string("block"); | |
4486 | ||
4487 | LTT_EVENT_SYSCALL_ENTRY = g_quark_from_string("syscall_entry"); | |
4488 | LTT_EVENT_SYSCALL_EXIT = g_quark_from_string("syscall_exit"); | |
7a4bdb54 YB |
4489 | //LTT_EVENT_TRAP_ENTRY = g_quark_from_string("trap_entry"); |
4490 | //LTT_EVENT_TRAP_EXIT = g_quark_from_string("trap_exit"); | |
90e19f82 AM |
4491 | LTT_EVENT_PAGE_FAULT_ENTRY = g_quark_from_string("page_fault_entry"); |
4492 | LTT_EVENT_PAGE_FAULT_EXIT = g_quark_from_string("page_fault_exit"); | |
4493 | LTT_EVENT_PAGE_FAULT_NOSEM_ENTRY = g_quark_from_string("page_fault_nosem_entry"); | |
4494 | LTT_EVENT_PAGE_FAULT_NOSEM_EXIT = g_quark_from_string("page_fault_nosem_exit"); | |
4495 | LTT_EVENT_IRQ_ENTRY = g_quark_from_string("irq_entry"); | |
4496 | LTT_EVENT_IRQ_EXIT = g_quark_from_string("irq_exit"); | |
4497 | LTT_EVENT_SOFT_IRQ_RAISE = g_quark_from_string("softirq_raise"); | |
4498 | LTT_EVENT_SOFT_IRQ_ENTRY = g_quark_from_string("softirq_entry"); | |
4499 | LTT_EVENT_SOFT_IRQ_EXIT = g_quark_from_string("softirq_exit"); | |
4500 | LTT_EVENT_SCHED_SCHEDULE = g_quark_from_string("sched_schedule"); | |
4501 | LTT_EVENT_SCHED_TRY_WAKEUP = g_quark_from_string("sched_try_wakeup"); | |
4502 | LTT_EVENT_PROCESS_FORK = g_quark_from_string("process_fork"); | |
4503 | LTT_EVENT_KTHREAD_CREATE = g_quark_from_string("kthread_create"); | |
4504 | LTT_EVENT_PROCESS_EXIT = g_quark_from_string("process_exit"); | |
4505 | LTT_EVENT_PROCESS_FREE = g_quark_from_string("process_free"); | |
4506 | LTT_EVENT_EXEC = g_quark_from_string("exec"); | |
4507 | LTT_EVENT_PROCESS_STATE = g_quark_from_string("process_state"); | |
4508 | LTT_EVENT_STATEDUMP_END = g_quark_from_string("statedump_end"); | |
4509 | LTT_EVENT_FUNCTION_ENTRY = g_quark_from_string("function_entry"); | |
4510 | LTT_EVENT_FUNCTION_EXIT = g_quark_from_string("function_exit"); | |
4511 | LTT_EVENT_THREAD_BRAND = g_quark_from_string("thread_brand"); | |
4512 | LTT_EVENT_REQUEST_ISSUE = g_quark_from_string("_blk_request_issue"); | |
4513 | LTT_EVENT_REQUEST_COMPLETE = g_quark_from_string("_blk_request_complete"); | |
4514 | LTT_EVENT_LIST_INTERRUPT = g_quark_from_string("interrupt"); | |
4515 | LTT_EVENT_SYS_CALL_TABLE = g_quark_from_string("sys_call_table"); | |
4516 | LTT_EVENT_SOFTIRQ_VEC = g_quark_from_string("softirq_vec"); | |
4517 | LTT_EVENT_KPROBE_TABLE = g_quark_from_string("kprobe_table"); | |
4518 | LTT_EVENT_KPROBE = g_quark_from_string("kprobe"); | |
4519 | LTT_EVENT_OPEN = g_quark_from_string("open"); | |
4520 | LTT_EVENT_READ = g_quark_from_string("read"); | |
4521 | LTT_EVENT_POLL_EVENT = g_quark_from_string("poll_event"); | |
4522 | ||
4523 | LTT_FIELD_SYSCALL_ID = g_quark_from_string("syscall_id"); | |
4524 | LTT_FIELD_TRAP_ID = g_quark_from_string("trap_id"); | |
4525 | LTT_FIELD_IRQ_ID = g_quark_from_string("irq_id"); | |
4526 | LTT_FIELD_SOFT_IRQ_ID = g_quark_from_string("softirq_id"); | |
4527 | LTT_FIELD_PREV_PID = g_quark_from_string("prev_pid"); | |
4528 | LTT_FIELD_NEXT_PID = g_quark_from_string("next_pid"); | |
4529 | LTT_FIELD_PREV_STATE = g_quark_from_string("prev_state"); | |
4530 | LTT_FIELD_PARENT_PID = g_quark_from_string("parent_pid"); | |
4531 | LTT_FIELD_CHILD_PID = g_quark_from_string("child_pid"); | |
4532 | LTT_FIELD_PID = g_quark_from_string("pid"); | |
4533 | LTT_FIELD_TGID = g_quark_from_string("tgid"); | |
4534 | LTT_FIELD_CHILD_TGID = g_quark_from_string("child_tgid"); | |
4535 | LTT_FIELD_FILENAME = g_quark_from_string("filename"); | |
4536 | LTT_FIELD_NAME = g_quark_from_string("name"); | |
4537 | LTT_FIELD_TYPE = g_quark_from_string("type"); | |
4538 | LTT_FIELD_MODE = g_quark_from_string("mode"); | |
4539 | LTT_FIELD_SUBMODE = g_quark_from_string("submode"); | |
4540 | LTT_FIELD_STATUS = g_quark_from_string("status"); | |
4541 | LTT_FIELD_THIS_FN = g_quark_from_string("this_fn"); | |
4542 | LTT_FIELD_CALL_SITE = g_quark_from_string("call_site"); | |
4543 | LTT_FIELD_MAJOR = g_quark_from_string("major"); | |
4544 | LTT_FIELD_MINOR = g_quark_from_string("minor"); | |
4545 | LTT_FIELD_OPERATION = g_quark_from_string("direction"); | |
4546 | LTT_FIELD_ACTION = g_quark_from_string("action"); | |
4547 | LTT_FIELD_ID = g_quark_from_string("id"); | |
4548 | LTT_FIELD_ADDRESS = g_quark_from_string("address"); | |
4549 | LTT_FIELD_SYMBOL = g_quark_from_string("symbol"); | |
4550 | LTT_FIELD_IP = g_quark_from_string("ip"); | |
4551 | LTT_FIELD_FD = g_quark_from_string("fd"); | |
4552 | LTT_FIELD_STATE = g_quark_from_string("state"); | |
4553 | LTT_FIELD_CPU_ID = g_quark_from_string("cpu_id"); | |
4554 | ||
4555 | LTTV_CPU_UNKNOWN = g_quark_from_string("unknown"); | |
4556 | LTTV_CPU_IDLE = g_quark_from_string("idle"); | |
4557 | LTTV_CPU_BUSY = g_quark_from_string("busy"); | |
4558 | LTTV_CPU_IRQ = g_quark_from_string("irq"); | |
4559 | LTTV_CPU_SOFT_IRQ = g_quark_from_string("softirq"); | |
4560 | LTTV_CPU_TRAP = g_quark_from_string("trap"); | |
4561 | ||
4562 | LTTV_IRQ_UNKNOWN = g_quark_from_string("unknown"); | |
4563 | LTTV_IRQ_IDLE = g_quark_from_string("idle"); | |
4564 | LTTV_IRQ_BUSY = g_quark_from_string("busy"); | |
4565 | ||
4566 | LTTV_BDEV_UNKNOWN = g_quark_from_string("unknown"); | |
4567 | LTTV_BDEV_IDLE = g_quark_from_string("idle"); | |
4568 | LTTV_BDEV_BUSY_READING = g_quark_from_string("busy_reading"); | |
4569 | LTTV_BDEV_BUSY_WRITING = g_quark_from_string("busy_writing"); | |
ffd54a90 | 4570 | } |
dc877563 | 4571 | |
08b1c66e | 4572 | static void module_destroy() |
ffd54a90 | 4573 | { |
4574 | } | |
dc877563 | 4575 | |
4576 | ||
08b1c66e | 4577 | LTTV_MODULE("state", "State computation", \ |
90e19f82 AM |
4578 | "Update the system state, possibly saving it at intervals", \ |
4579 | module_init, module_destroy) | |
08b1c66e | 4580 | |
dc877563 | 4581 | |
4582 |